diff options
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_scsih.c')
| -rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_scsih.c | 8492 |
1 files changed, 6614 insertions, 1878 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 8cbe8fd21fc4..7092d0debef3 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -2,8 +2,9 @@ * Scsi Host Layer for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_scsih.c - * Copyright (C) 2012-2013 LSI Corporation - * (mailto:DL-MPTFusionLinux@lsi.com) + * Copyright (C) 2012-2014 LSI Corporation + * Copyright (C) 2013-2014 Avago Technologies + * (mailto: MPT-FusionLinux.pdl@avagotech.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -51,17 +52,15 @@ #include <linux/delay.h> #include <linux/pci.h> #include <linux/interrupt.h> -#include <linux/aer.h> #include <linux/raid_class.h> +#include <linux/unaligned.h> #include "mpt3sas_base.h" -MODULE_AUTHOR(MPT3SAS_AUTHOR); -MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION); -MODULE_LICENSE("GPL"); -MODULE_VERSION(MPT3SAS_DRIVER_VERSION); - #define RAID_CHANNEL 1 + +#define PCIE_CHANNEL 2 + /* forward proto's */ static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, struct _sas_node *sas_expander); @@ -71,14 +70,24 @@ static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, struct _sas_device *sas_device); static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 retry_count, u8 is_pd); - +static int _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle); +static void _scsih_pcie_device_remove_from_sml(struct MPT3SAS_ADAPTER *ioc, + struct _pcie_device *pcie_device); +static void +_scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle); static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid); - -static void _scsih_scan_start(struct Scsi_Host *shost); -static int _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time); +static void _scsih_complete_devices_scanning(struct MPT3SAS_ADAPTER *ioc); /* global parameters */ LIST_HEAD(mpt3sas_ioc_list); +/* global ioc lock for list operations */ +DEFINE_SPINLOCK(gioc_lock); + +MODULE_AUTHOR(MPT3SAS_AUTHOR); +MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION); +MODULE_LICENSE("GPL"); +MODULE_VERSION(MPT3SAS_DRIVER_VERSION); +MODULE_ALIAS("mpt2sas"); /* local parameters */ static u8 scsi_io_cb_idx = -1; @@ -89,7 +98,8 @@ static u8 port_enable_cb_idx = -1; static u8 transport_cb_idx = -1; static u8 scsih_cb_idx = -1; static u8 config_cb_idx = -1; -static int mpt_ids; +static int mpt2_ids; +static int mpt3_ids; static u8 tm_tr_cb_idx = -1 ; static u8 tm_tr_volume_cb_idx = -1 ; @@ -102,22 +112,26 @@ MODULE_PARM_DESC(logging_level, static ushort max_sectors = 0xFFFF; -module_param(max_sectors, ushort, 0); +module_param(max_sectors, ushort, 0444); MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767"); static int missing_delay[2] = {-1, -1}; -module_param_array(missing_delay, int, NULL, 0); +module_param_array(missing_delay, int, NULL, 0444); MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ #define MPT3SAS_MAX_LUN (16895) -static int max_lun = MPT3SAS_MAX_LUN; -module_param(max_lun, int, 0); +static u64 max_lun = MPT3SAS_MAX_LUN; +module_param(max_lun, ullong, 0444); MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); - - +static ushort hbas_to_enumerate; +module_param(hbas_to_enumerate, ushort, 0444); +MODULE_PARM_DESC(hbas_to_enumerate, + " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \ + 1 - enumerates only SAS 2.0 generation HBAs\n \ + 2 - enumerates only SAS 3.0 generation HBAs (default=0)"); /* diag_buffer_enable is bitwise * bit 0 set = TRACE @@ -127,23 +141,41 @@ MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); * Either bit can be set, or both */ static int diag_buffer_enable = -1; -module_param(diag_buffer_enable, int, 0); +module_param(diag_buffer_enable, int, 0444); MODULE_PARM_DESC(diag_buffer_enable, " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); static int disable_discovery = -1; -module_param(disable_discovery, int, 0); +module_param(disable_discovery, int, 0444); MODULE_PARM_DESC(disable_discovery, " disable discovery "); /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */ static int prot_mask = -1; -module_param(prot_mask, int, 0); +module_param(prot_mask, int, 0444); MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 "); +static bool enable_sdev_max_qd; +module_param(enable_sdev_max_qd, bool, 0444); +MODULE_PARM_DESC(enable_sdev_max_qd, + "Enable sdev max qd as can_queue, def=disabled(0)"); + +static int multipath_on_hba = -1; +module_param(multipath_on_hba, int, 0); +MODULE_PARM_DESC(multipath_on_hba, + "Multipath support to add same target device\n\t\t" + "as many times as it is visible to HBA from various paths\n\t\t" + "(by default:\n\t\t" + "\t SAS 2.0 & SAS 3.0 HBA - This will be disabled,\n\t\t" + "\t SAS 3.5 HBA - This will be enabled)"); + +static int host_tagset_enable = 1; +module_param(host_tagset_enable, int, 0444); +MODULE_PARM_DESC(host_tagset_enable, + "Shared host tagset enable/disable Default: enable(1)"); /* raid transport support */ - static struct raid_template *mpt3sas_raid_template; +static struct raid_template *mpt2sas_raid_template; /** @@ -159,21 +191,29 @@ struct sense_info { }; #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB) -#define MPT3SAS_TURN_ON_FAULT_LED (0xFFFC) +#define MPT3SAS_TURN_ON_PFA_LED (0xFFFC) #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD) #define MPT3SAS_ABRT_TASK_SET (0xFFFE) #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF) + +/* + * SAS Log info code for a NCQ collateral abort after an NCQ error: + * IOC_LOGINFO_PREFIX_PL | PL_LOGINFO_CODE_SATA_NCQ_FAIL_ALL_CMDS_AFTR_ERR + * See: drivers/message/fusion/lsi/mpi_log_sas.h + */ +#define IOC_LOGINFO_SATA_NCQ_FAIL_AFTER_ERR 0x31080000 + /** * struct fw_event_work - firmware event struct * @list: link list framework * @work: work object (ioc->fault_reset_work_q) - * @cancel_pending_work: flag set during reset handling * @ioc: per adapter object * @device_handle: device handle * @VF_ID: virtual function id * @VP_ID: virtual port id * @ignore: flag meaning this event has been marked to ignore - * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h + * @event: firmware event MPI2_EVENT_XXX defined in mpi2_ioc.h + * @refcount: kref for this event * @event_data: reply event data payload follows * * This object stored on ioc->fw_event_list. @@ -181,8 +221,6 @@ struct sense_info { struct fw_event_work { struct list_head list; struct work_struct work; - u8 cancel_pending_work; - struct delayed_work delayed_work; struct MPT3SAS_ADAPTER *ioc; u16 device_handle; @@ -190,11 +228,36 @@ struct fw_event_work { u8 VP_ID; u8 ignore; u16 event; - void *event_data; + struct kref refcount; + char event_data[] __aligned(4); }; -/* raid transport support */ -static struct raid_template *mpt3sas_raid_template; +static void fw_event_work_free(struct kref *r) +{ + kfree(container_of(r, struct fw_event_work, refcount)); +} + +static void fw_event_work_get(struct fw_event_work *fw_work) +{ + kref_get(&fw_work->refcount); +} + +static void fw_event_work_put(struct fw_event_work *fw_work) +{ + kref_put(&fw_work->refcount, fw_event_work_free); +} + +static struct fw_event_work *alloc_fw_event_work(int len) +{ + struct fw_event_work *fw_event; + + fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC); + if (!fw_event) + return NULL; + + kref_init(&fw_event->refcount); + return fw_event; +} /** * struct _scsi_io_transfer - scsi io transfer @@ -244,35 +307,15 @@ struct _scsi_io_transfer { u32 transfer_length; }; -/* - * The pci device ids are defined in mpi/mpi2_cnfg.h. - */ -static DEFINE_PCI_DEVICE_TABLE(scsih_pci_table) = { - /* Fury ~ 3004 and 3008 */ - { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004, - PCI_ANY_ID, PCI_ANY_ID }, - { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008, - PCI_ANY_ID, PCI_ANY_ID }, - /* Invader ~ 3108 */ - { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1, - PCI_ANY_ID, PCI_ANY_ID }, - { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2, - PCI_ANY_ID, PCI_ANY_ID }, - { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5, - PCI_ANY_ID, PCI_ANY_ID }, - { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6, - PCI_ANY_ID, PCI_ANY_ID }, - {0} /* Terminating entry */ -}; -MODULE_DEVICE_TABLE(pci, scsih_pci_table); - /** * _scsih_set_debug_level - global setting of ioc->logging_level. + * @val: value of the parameter to be set + * @kp: pointer to kernel_param structure * * Note: The logging levels are defined in mpt3sas_debug.h. */ static int -_scsih_set_debug_level(const char *val, struct kernel_param *kp) +_scsih_set_debug_level(const char *val, const struct kernel_param *kp) { int ret = param_set_int(val, kp); struct MPT3SAS_ADAPTER *ioc; @@ -281,8 +324,10 @@ _scsih_set_debug_level(const char *val, struct kernel_param *kp) return ret; pr_info("setting logging_level(0x%08x)\n", logging_level); + spin_lock(&gioc_lock); list_for_each_entry(ioc, &mpt3sas_ioc_list, list) ioc->logging_level = logging_level; + spin_unlock(&gioc_lock); return 0; } module_param_call(logging_level, _scsih_set_debug_level, param_get_int, @@ -293,7 +338,7 @@ module_param_call(logging_level, _scsih_set_debug_level, param_get_int, * @sas_address: sas address * @boot_device: boot device object from bios page 2 * - * Returns 1 when there's a match, 0 means no match. + * Return: 1 when there's a match, 0 means no match. */ static inline int _scsih_srch_boot_sas_address(u64 sas_address, @@ -307,7 +352,7 @@ _scsih_srch_boot_sas_address(u64 sas_address, * @device_name: device name specified in INDENTIFY fram * @boot_device: boot device object from bios page 2 * - * Returns 1 when there's a match, 0 means no match. + * Return: 1 when there's a match, 0 means no match. */ static inline int _scsih_srch_boot_device_name(u64 device_name, @@ -322,7 +367,7 @@ _scsih_srch_boot_device_name(u64 device_name, * @slot_number: slot number * @boot_device: boot device object from bios page 2 * - * Returns 1 when there's a match, 0 means no match. + * Return: 1 when there's a match, 0 means no match. */ static inline int _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, @@ -334,15 +379,96 @@ _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, } /** + * mpt3sas_get_port_by_id - get hba port entry corresponding to provided + * port number from port list + * @ioc: per adapter object + * @port_id: port number + * @bypass_dirty_port_flag: when set look the matching hba port entry even + * if hba port entry is marked as dirty. + * + * Search for hba port entry corresponding to provided port number, + * if available return port object otherwise return NULL. + */ +struct hba_port * +mpt3sas_get_port_by_id(struct MPT3SAS_ADAPTER *ioc, + u8 port_id, u8 bypass_dirty_port_flag) +{ + struct hba_port *port, *port_next; + + /* + * When multipath_on_hba is disabled then + * search the hba_port entry using default + * port id i.e. 255 + */ + if (!ioc->multipath_on_hba) + port_id = MULTIPATH_DISABLED_PORT_ID; + + list_for_each_entry_safe(port, port_next, + &ioc->port_table_list, list) { + if (port->port_id != port_id) + continue; + if (bypass_dirty_port_flag) + return port; + if (port->flags & HBA_PORT_FLAG_DIRTY_PORT) + continue; + return port; + } + + /* + * Allocate hba_port object for default port id (i.e. 255) + * when multipath_on_hba is disabled for the HBA. + * And add this object to port_table_list. + */ + if (!ioc->multipath_on_hba) { + port = kzalloc(sizeof(struct hba_port), GFP_ATOMIC); + if (!port) + return NULL; + + port->port_id = port_id; + ioc_info(ioc, + "hba_port entry: %p, port: %d is added to hba_port list\n", + port, port->port_id); + list_add_tail(&port->list, + &ioc->port_table_list); + return port; + } + return NULL; +} + +/** + * mpt3sas_get_vphy_by_phy - get virtual_phy object corresponding to phy number + * @ioc: per adapter object + * @port: hba_port object + * @phy: phy number + * + * Return virtual_phy object corresponding to phy number. + */ +struct virtual_phy * +mpt3sas_get_vphy_by_phy(struct MPT3SAS_ADAPTER *ioc, + struct hba_port *port, u32 phy) +{ + struct virtual_phy *vphy, *vphy_next; + + if (!port->vphys_mask) + return NULL; + + list_for_each_entry_safe(vphy, vphy_next, &port->vphys_list, list) { + if (vphy->phy_mask & (1 << phy)) + return vphy; + } + return NULL; +} + +/** * _scsih_is_boot_device - search for matching boot device. * @sas_address: sas address * @device_name: device name specified in INDENTIFY fram * @enclosure_logical_id: enclosure logical id - * @slot_number: slot number + * @slot: slot number * @form: specifies boot device form * @boot_device: boot device object from bios page 2 * - * Returns 1 when there's a match, 0 means no match. + * Return: 1 when there's a match, 0 means no match. */ static int _scsih_is_boot_device(u64 sas_address, u64 device_name, @@ -380,10 +506,11 @@ _scsih_is_boot_device(u64 sas_address, u64 device_name, /** * _scsih_get_sas_address - set the sas_address for given device handle + * @ioc: ? * @handle: device handle * @sas_address: sas address * - * Returns 0 success, non-zero when failure + * Return: 0 success, non-zero when failure */ static int _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle, @@ -395,54 +522,56 @@ _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle, *sas_address = 0; - if (handle <= ioc->sas_hba.num_phys) { - *sas_address = ioc->sas_hba.sas_address; - return 0; - } - if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -ENXIO; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { - *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); + /* For HBA, vSES doesn't return HBA SAS address. Instead return + * vSES's sas address. + */ + if ((handle <= ioc->sas_hba.num_phys) && + (!(le32_to_cpu(sas_device_pg0.DeviceInfo) & + MPI2_SAS_DEVICE_INFO_SEP))) + *sas_address = ioc->sas_hba.sas_address; + else + *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); return 0; } - /* we hit this becuase the given parent handle doesn't exist */ + /* we hit this because the given parent handle doesn't exist */ if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) return -ENXIO; /* else error case */ - pr_err(MPT3SAS_FMT - "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n", - ioc->name, handle, ioc_status, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n", + handle, ioc_status, __FILE__, __LINE__, __func__); return -EIO; } /** * _scsih_determine_boot_device - determine boot device. * @ioc: per adapter object - * @device: either sas_device or raid_device object - * @is_raid: [flag] 1 = raid object, 0 = sas object + * @device: sas_device or pcie_device object + * @channel: SAS or PCIe channel * * Determines whether this device should be first reported device to * to scsi-ml or sas transport, this purpose is for persistent boot device. * There are primary, alternate, and current entries in bios page 2. The order * priority is primary, alternate, then current. This routine saves - * the corresponding device object and is_raid flag in the ioc object. + * the corresponding device object. * The saved data to be used later in _scsih_probe_boot_devices(). */ static void -_scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, - void *device, u8 is_raid) +_scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, void *device, + u32 channel) { struct _sas_device *sas_device; + struct _pcie_device *pcie_device; struct _raid_device *raid_device; u64 sas_address; u64 device_name; @@ -457,18 +586,24 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, if (!ioc->bios_pg3.BiosVersion) return; - if (!is_raid) { - sas_device = device; - sas_address = sas_device->sas_address; - device_name = sas_device->device_name; - enclosure_logical_id = sas_device->enclosure_logical_id; - slot = sas_device->slot; - } else { + if (channel == RAID_CHANNEL) { raid_device = device; sas_address = raid_device->wwid; device_name = 0; enclosure_logical_id = 0; slot = 0; + } else if (channel == PCIE_CHANNEL) { + pcie_device = device; + sas_address = pcie_device->wwid; + device_name = 0; + enclosure_logical_id = 0; + slot = 0; + } else { + sas_device = device; + sas_address = sas_device->sas_address; + device_name = sas_device->device_name; + enclosure_logical_id = sas_device->enclosure_logical_id; + slot = sas_device->slot; } if (!ioc->req_boot_device.device) { @@ -477,12 +612,11 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, (ioc->bios_pg2.ReqBootDeviceForm & MPI2_BIOSPAGE2_FORM_MASK), &ioc->bios_pg2.RequestedBootDevice)) { - dinitprintk(ioc, pr_info(MPT3SAS_FMT - "%s: req_boot_device(0x%016llx)\n", - ioc->name, __func__, - (unsigned long long)sas_address)); + dinitprintk(ioc, + ioc_info(ioc, "%s: req_boot_device(0x%016llx)\n", + __func__, (u64)sas_address)); ioc->req_boot_device.device = device; - ioc->req_boot_device.is_raid = is_raid; + ioc->req_boot_device.channel = channel; } } @@ -492,12 +626,11 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, (ioc->bios_pg2.ReqAltBootDeviceForm & MPI2_BIOSPAGE2_FORM_MASK), &ioc->bios_pg2.RequestedAltBootDevice)) { - dinitprintk(ioc, pr_info(MPT3SAS_FMT - "%s: req_alt_boot_device(0x%016llx)\n", - ioc->name, __func__, - (unsigned long long)sas_address)); + dinitprintk(ioc, + ioc_info(ioc, "%s: req_alt_boot_device(0x%016llx)\n", + __func__, (u64)sas_address)); ioc->req_alt_boot_device.device = device; - ioc->req_alt_boot_device.is_raid = is_raid; + ioc->req_alt_boot_device.channel = channel; } } @@ -507,44 +640,212 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, (ioc->bios_pg2.CurrentBootDeviceForm & MPI2_BIOSPAGE2_FORM_MASK), &ioc->bios_pg2.CurrentBootDevice)) { - dinitprintk(ioc, pr_info(MPT3SAS_FMT - "%s: current_boot_device(0x%016llx)\n", - ioc->name, __func__, - (unsigned long long)sas_address)); + dinitprintk(ioc, + ioc_info(ioc, "%s: current_boot_device(0x%016llx)\n", + __func__, (u64)sas_address)); ioc->current_boot_device.device = device; - ioc->current_boot_device.is_raid = is_raid; + ioc->current_boot_device.channel = channel; } } } +static struct _sas_device * +__mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc, + struct MPT3SAS_TARGET *tgt_priv) +{ + struct _sas_device *ret; + + assert_spin_locked(&ioc->sas_device_lock); + + ret = tgt_priv->sas_dev; + if (ret) + sas_device_get(ret); + + return ret; +} + +static struct _sas_device * +mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc, + struct MPT3SAS_TARGET *tgt_priv) +{ + struct _sas_device *ret; + unsigned long flags; + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + + return ret; +} + +static struct _pcie_device * +__mpt3sas_get_pdev_from_target(struct MPT3SAS_ADAPTER *ioc, + struct MPT3SAS_TARGET *tgt_priv) +{ + struct _pcie_device *ret; + + assert_spin_locked(&ioc->pcie_device_lock); + + ret = tgt_priv->pcie_dev; + if (ret) + pcie_device_get(ret); + + return ret; +} + +/** + * mpt3sas_get_pdev_from_target - pcie device search + * @ioc: per adapter object + * @tgt_priv: starget private object + * + * Context: This function will acquire ioc->pcie_device_lock and will release + * before returning the pcie_device object. + * + * This searches for pcie_device from target, then return pcie_device object. + */ +static struct _pcie_device * +mpt3sas_get_pdev_from_target(struct MPT3SAS_ADAPTER *ioc, + struct MPT3SAS_TARGET *tgt_priv) +{ + struct _pcie_device *ret; + unsigned long flags; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + ret = __mpt3sas_get_pdev_from_target(ioc, tgt_priv); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + return ret; +} + + /** - * mpt3sas_scsih_sas_device_find_by_sas_address - sas device search + * __mpt3sas_get_sdev_by_rphy - sas device search + * @ioc: per adapter object + * @rphy: sas_rphy pointer + * + * Context: This function will acquire ioc->sas_device_lock and will release + * before returning the sas_device object. + * + * This searches for sas_device from rphy object + * then return sas_device object. + */ +struct _sas_device * +__mpt3sas_get_sdev_by_rphy(struct MPT3SAS_ADAPTER *ioc, + struct sas_rphy *rphy) +{ + struct _sas_device *sas_device; + + assert_spin_locked(&ioc->sas_device_lock); + + list_for_each_entry(sas_device, &ioc->sas_device_list, list) { + if (sas_device->rphy != rphy) + continue; + sas_device_get(sas_device); + return sas_device; + } + + sas_device = NULL; + list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) { + if (sas_device->rphy != rphy) + continue; + sas_device_get(sas_device); + return sas_device; + } + + return NULL; +} + +/** + * __mpt3sas_get_sdev_by_addr - get _sas_device object corresponding to provided + * sas address from sas_device_list list + * @ioc: per adapter object + * @sas_address: device sas address + * @port: port number + * + * Search for _sas_device object corresponding to provided sas address, + * if available return _sas_device object address otherwise return NULL. + */ +struct _sas_device * +__mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc, + u64 sas_address, struct hba_port *port) +{ + struct _sas_device *sas_device; + + if (!port) + return NULL; + + assert_spin_locked(&ioc->sas_device_lock); + + list_for_each_entry(sas_device, &ioc->sas_device_list, list) { + if (sas_device->sas_address != sas_address) + continue; + if (sas_device->port != port) + continue; + sas_device_get(sas_device); + return sas_device; + } + + list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) { + if (sas_device->sas_address != sas_address) + continue; + if (sas_device->port != port) + continue; + sas_device_get(sas_device); + return sas_device; + } + + return NULL; +} + +/** + * mpt3sas_get_sdev_by_addr - sas device search * @ioc: per adapter object * @sas_address: sas address + * @port: hba port entry * Context: Calling function should acquire ioc->sas_device_lock * - * This searches for sas_device based on sas_address, then return sas_device - * object. + * This searches for sas_device based on sas_address & port number, + * then return sas_device object. */ struct _sas_device * -mpt3sas_scsih_sas_device_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, - u64 sas_address) +mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc, + u64 sas_address, struct hba_port *port) +{ + struct _sas_device *sas_device; + unsigned long flags; + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = __mpt3sas_get_sdev_by_addr(ioc, + sas_address, port); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + + return sas_device; +} + +static struct _sas_device * +__mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) { struct _sas_device *sas_device; + assert_spin_locked(&ioc->sas_device_lock); + list_for_each_entry(sas_device, &ioc->sas_device_list, list) - if (sas_device->sas_address == sas_address) - return sas_device; + if (sas_device->handle == handle) + goto found_device; list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) - if (sas_device->sas_address == sas_address) - return sas_device; + if (sas_device->handle == handle) + goto found_device; return NULL; + +found_device: + sas_device_get(sas_device); + return sas_device; } /** - * _scsih_sas_device_find_by_handle - sas device search + * mpt3sas_get_sdev_by_handle - sas device search * @ioc: per adapter object * @handle: sas device handle (assigned by firmware) * Context: Calling function should acquire ioc->sas_device_lock @@ -552,20 +853,75 @@ mpt3sas_scsih_sas_device_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, * This searches for sas_device based on sas_address, then return sas_device * object. */ -static struct _sas_device * -_scsih_sas_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) +struct _sas_device * +mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) { struct _sas_device *sas_device; + unsigned long flags; - list_for_each_entry(sas_device, &ioc->sas_device_list, list) - if (sas_device->handle == handle) - return sas_device; + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) - if (sas_device->handle == handle) - return sas_device; + return sas_device; +} - return NULL; +/** + * _scsih_display_enclosure_chassis_info - display device location info + * @ioc: per adapter object + * @sas_device: per sas device object + * @sdev: scsi device struct + * @starget: scsi target struct + */ +static void +_scsih_display_enclosure_chassis_info(struct MPT3SAS_ADAPTER *ioc, + struct _sas_device *sas_device, struct scsi_device *sdev, + struct scsi_target *starget) +{ + if (sdev) { + if (sas_device->enclosure_handle != 0) + sdev_printk(KERN_INFO, sdev, + "enclosure logical id (0x%016llx), slot(%d) \n", + (unsigned long long) + sas_device->enclosure_logical_id, + sas_device->slot); + if (sas_device->connector_name[0] != '\0') + sdev_printk(KERN_INFO, sdev, + "enclosure level(0x%04x), connector name( %s)\n", + sas_device->enclosure_level, + sas_device->connector_name); + if (sas_device->is_chassis_slot_valid) + sdev_printk(KERN_INFO, sdev, "chassis slot(0x%04x)\n", + sas_device->chassis_slot); + } else if (starget) { + if (sas_device->enclosure_handle != 0) + starget_printk(KERN_INFO, starget, + "enclosure logical id(0x%016llx), slot(%d) \n", + (unsigned long long) + sas_device->enclosure_logical_id, + sas_device->slot); + if (sas_device->connector_name[0] != '\0') + starget_printk(KERN_INFO, starget, + "enclosure level(0x%04x), connector name( %s)\n", + sas_device->enclosure_level, + sas_device->connector_name); + if (sas_device->is_chassis_slot_valid) + starget_printk(KERN_INFO, starget, + "chassis slot(0x%04x)\n", + sas_device->chassis_slot); + } else { + if (sas_device->enclosure_handle != 0) + ioc_info(ioc, "enclosure logical id(0x%016llx), slot(%d)\n", + (u64)sas_device->enclosure_logical_id, + sas_device->slot); + if (sas_device->connector_name[0] != '\0') + ioc_info(ioc, "enclosure level(0x%04x), connector name( %s)\n", + sas_device->enclosure_level, + sas_device->connector_name); + if (sas_device->is_chassis_slot_valid) + ioc_info(ioc, "chassis slot(0x%04x)\n", + sas_device->chassis_slot); + } } /** @@ -574,7 +930,7 @@ _scsih_sas_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) * @sas_device: the sas_device object * Context: This function will acquire ioc->sas_device_lock. * - * Removing object and freeing associated memory from the ioc->sas_device_list. + * If sas_device is on the list, remove it and decrement its reference count. */ static void _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc, @@ -584,10 +940,20 @@ _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc, if (!sas_device) return; + ioc_info(ioc, "removing handle(0x%04x), sas_addr(0x%016llx)\n", + sas_device->handle, (u64)sas_device->sas_address); + + _scsih_display_enclosure_chassis_info(ioc, sas_device, NULL, NULL); + /* + * The lock serializes access to the list, but we still need to verify + * that nobody removed the entry while we were waiting on the lock. + */ spin_lock_irqsave(&ioc->sas_device_lock, flags); - list_del(&sas_device->list); - kfree(sas_device); + if (!list_empty(&sas_device->list)) { + list_del_init(&sas_device->list); + sas_device_put(sas_device); + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } @@ -595,8 +961,6 @@ _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc, * _scsih_device_remove_by_handle - removing device object by handle * @ioc: per adapter object * @handle: device handle - * - * Return nothing. */ static void _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) @@ -608,24 +972,30 @@ _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) return; spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - if (sas_device) - list_del(&sas_device->list); + sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); + if (sas_device) { + list_del_init(&sas_device->list); + sas_device_put(sas_device); + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device) + if (sas_device) { _scsih_remove_device(ioc, sas_device); + sas_device_put(sas_device); + } } /** - * mpt3sas_device_remove_by_sas_address - removing device object by sas address + * mpt3sas_device_remove_by_sas_address - removing device object by + * sas address & port number * @ioc: per adapter object * @sas_address: device sas_address + * @port: hba port entry * * Return nothing. */ void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, - u64 sas_address) + u64 sas_address, struct hba_port *port) { struct _sas_device *sas_device; unsigned long flags; @@ -634,13 +1004,16 @@ mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, return; spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_address); - if (sas_device) - list_del(&sas_device->list); + sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address, port); + if (sas_device) { + list_del_init(&sas_device->list); + sas_device_put(sas_device); + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device) + if (sas_device) { _scsih_remove_device(ioc, sas_device); + sas_device_put(sas_device); + } } /** @@ -657,17 +1030,26 @@ _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc, { unsigned long flags; - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: handle(0x%04x), sas_addr(0x%016llx)\n", - ioc->name, __func__, sas_device->handle, - (unsigned long long)sas_device->sas_address)); + dewtprintk(ioc, + ioc_info(ioc, "%s: handle(0x%04x), sas_addr(0x%016llx)\n", + __func__, sas_device->handle, + (u64)sas_device->sas_address)); + + dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, + NULL, NULL)); spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device_get(sas_device); list_add_tail(&sas_device->list, &ioc->sas_device_list); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (ioc->hide_drives) { + clear_bit(sas_device->handle, ioc->pend_os_device_add); + return; + } + if (!mpt3sas_transport_port_add(ioc, sas_device->handle, - sas_device->sas_address_parent)) { + sas_device->sas_address_parent, sas_device->port)) { _scsih_sas_device_remove(ioc, sas_device); } else if (!sas_device->starget) { /* @@ -678,10 +1060,12 @@ _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc, if (!ioc->is_driver_loading) { mpt3sas_transport_port_remove(ioc, sas_device->sas_address, - sas_device->sas_address_parent); + sas_device->sas_address_parent, + sas_device->port); _scsih_sas_device_remove(ioc, sas_device); } - } + } else + clear_bit(sas_device->handle, ioc->pend_os_device_add); } /** @@ -698,17 +1082,349 @@ _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc, { unsigned long flags; - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, - __func__, sas_device->handle, - (unsigned long long)sas_device->sas_address)); + dewtprintk(ioc, + ioc_info(ioc, "%s: handle(0x%04x), sas_addr(0x%016llx)\n", + __func__, sas_device->handle, + (u64)sas_device->sas_address)); + + dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, + NULL, NULL)); spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device_get(sas_device); list_add_tail(&sas_device->list, &ioc->sas_device_init_list); _scsih_determine_boot_device(ioc, sas_device, 0); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } + +static struct _pcie_device * +__mpt3sas_get_pdev_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) +{ + struct _pcie_device *pcie_device; + + assert_spin_locked(&ioc->pcie_device_lock); + + list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) + if (pcie_device->wwid == wwid) + goto found_device; + + list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list) + if (pcie_device->wwid == wwid) + goto found_device; + + return NULL; + +found_device: + pcie_device_get(pcie_device); + return pcie_device; +} + + +/** + * mpt3sas_get_pdev_by_wwid - pcie device search + * @ioc: per adapter object + * @wwid: wwid + * + * Context: This function will acquire ioc->pcie_device_lock and will release + * before returning the pcie_device object. + * + * This searches for pcie_device based on wwid, then return pcie_device object. + */ +static struct _pcie_device * +mpt3sas_get_pdev_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) +{ + struct _pcie_device *pcie_device; + unsigned long flags; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + return pcie_device; +} + + +static struct _pcie_device * +__mpt3sas_get_pdev_by_idchannel(struct MPT3SAS_ADAPTER *ioc, int id, + int channel) +{ + struct _pcie_device *pcie_device; + + assert_spin_locked(&ioc->pcie_device_lock); + + list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) + if (pcie_device->id == id && pcie_device->channel == channel) + goto found_device; + + list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list) + if (pcie_device->id == id && pcie_device->channel == channel) + goto found_device; + + return NULL; + +found_device: + pcie_device_get(pcie_device); + return pcie_device; +} + +static struct _pcie_device * +__mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) +{ + struct _pcie_device *pcie_device; + + assert_spin_locked(&ioc->pcie_device_lock); + + list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) + if (pcie_device->handle == handle) + goto found_device; + + list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list) + if (pcie_device->handle == handle) + goto found_device; + + return NULL; + +found_device: + pcie_device_get(pcie_device); + return pcie_device; +} + + +/** + * mpt3sas_get_pdev_by_handle - pcie device search + * @ioc: per adapter object + * @handle: Firmware device handle + * + * Context: This function will acquire ioc->pcie_device_lock and will release + * before returning the pcie_device object. + * + * This searches for pcie_device based on handle, then return pcie_device + * object. + */ +struct _pcie_device * +mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) +{ + struct _pcie_device *pcie_device; + unsigned long flags; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + return pcie_device; +} + +/** + * _scsih_set_nvme_max_shutdown_latency - Update max_shutdown_latency. + * @ioc: per adapter object + * Context: This function will acquire ioc->pcie_device_lock + * + * Update ioc->max_shutdown_latency to that NVMe drives RTD3 Entry Latency + * which has reported maximum among all available NVMe drives. + * Minimum max_shutdown_latency will be six seconds. + */ +static void +_scsih_set_nvme_max_shutdown_latency(struct MPT3SAS_ADAPTER *ioc) +{ + struct _pcie_device *pcie_device; + unsigned long flags; + u16 shutdown_latency = IO_UNIT_CONTROL_SHUTDOWN_TIMEOUT; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) { + if (pcie_device->shutdown_latency) { + if (shutdown_latency < pcie_device->shutdown_latency) + shutdown_latency = + pcie_device->shutdown_latency; + } + } + ioc->max_shutdown_latency = shutdown_latency; + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); +} + +/** + * _scsih_pcie_device_remove - remove pcie_device from list. + * @ioc: per adapter object + * @pcie_device: the pcie_device object + * Context: This function will acquire ioc->pcie_device_lock. + * + * If pcie_device is on the list, remove it and decrement its reference count. + */ +static void +_scsih_pcie_device_remove(struct MPT3SAS_ADAPTER *ioc, + struct _pcie_device *pcie_device) +{ + unsigned long flags; + int was_on_pcie_device_list = 0; + u8 update_latency = 0; + + if (!pcie_device) + return; + ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", + pcie_device->handle, (u64)pcie_device->wwid); + if (pcie_device->enclosure_handle != 0) + ioc_info(ioc, "removing enclosure logical id(0x%016llx), slot(%d)\n", + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot); + if (pcie_device->connector_name[0] != '\0') + ioc_info(ioc, "removing enclosure level(0x%04x), connector name( %s)\n", + pcie_device->enclosure_level, + pcie_device->connector_name); + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + if (!list_empty(&pcie_device->list)) { + list_del_init(&pcie_device->list); + was_on_pcie_device_list = 1; + } + if (pcie_device->shutdown_latency == ioc->max_shutdown_latency) + update_latency = 1; + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + if (was_on_pcie_device_list) { + kfree(pcie_device->serial_number); + pcie_device_put(pcie_device); + } + + /* + * This device's RTD3 Entry Latency matches IOC's + * max_shutdown_latency. Recalculate IOC's max_shutdown_latency + * from the available drives as current drive is getting removed. + */ + if (update_latency) + _scsih_set_nvme_max_shutdown_latency(ioc); +} + + +/** + * _scsih_pcie_device_remove_by_handle - removing pcie device object by handle + * @ioc: per adapter object + * @handle: device handle + */ +static void +_scsih_pcie_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) +{ + struct _pcie_device *pcie_device; + unsigned long flags; + int was_on_pcie_device_list = 0; + u8 update_latency = 0; + + if (ioc->shost_recovery) + return; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); + if (pcie_device) { + if (!list_empty(&pcie_device->list)) { + list_del_init(&pcie_device->list); + was_on_pcie_device_list = 1; + pcie_device_put(pcie_device); + } + if (pcie_device->shutdown_latency == ioc->max_shutdown_latency) + update_latency = 1; + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + if (was_on_pcie_device_list) { + _scsih_pcie_device_remove_from_sml(ioc, pcie_device); + pcie_device_put(pcie_device); + } + + /* + * This device's RTD3 Entry Latency matches IOC's + * max_shutdown_latency. Recalculate IOC's max_shutdown_latency + * from the available drives as current drive is getting removed. + */ + if (update_latency) + _scsih_set_nvme_max_shutdown_latency(ioc); +} + +/** + * _scsih_pcie_device_add - add pcie_device object + * @ioc: per adapter object + * @pcie_device: pcie_device object + * + * This is added to the pcie_device_list link list. + */ +static void +_scsih_pcie_device_add(struct MPT3SAS_ADAPTER *ioc, + struct _pcie_device *pcie_device) +{ + unsigned long flags; + + dewtprintk(ioc, + ioc_info(ioc, "%s: handle (0x%04x), wwid(0x%016llx)\n", + __func__, + pcie_device->handle, (u64)pcie_device->wwid)); + if (pcie_device->enclosure_handle != 0) + dewtprintk(ioc, + ioc_info(ioc, "%s: enclosure logical id(0x%016llx), slot( %d)\n", + __func__, + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot)); + if (pcie_device->connector_name[0] != '\0') + dewtprintk(ioc, + ioc_info(ioc, "%s: enclosure level(0x%04x), connector name( %s)\n", + __func__, pcie_device->enclosure_level, + pcie_device->connector_name)); + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device_get(pcie_device); + list_add_tail(&pcie_device->list, &ioc->pcie_device_list); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + if (pcie_device->access_status == + MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED) { + clear_bit(pcie_device->handle, ioc->pend_os_device_add); + return; + } + if (scsi_add_device(ioc->shost, PCIE_CHANNEL, pcie_device->id, 0)) { + _scsih_pcie_device_remove(ioc, pcie_device); + } else if (!pcie_device->starget) { + if (!ioc->is_driver_loading) { +/*TODO-- Need to find out whether this condition will occur or not*/ + clear_bit(pcie_device->handle, ioc->pend_os_device_add); + } + } else + clear_bit(pcie_device->handle, ioc->pend_os_device_add); +} + +/* + * _scsih_pcie_device_init_add - insert pcie_device to the init list. + * @ioc: per adapter object + * @pcie_device: the pcie_device object + * Context: This function will acquire ioc->pcie_device_lock. + * + * Adding new object at driver load time to the ioc->pcie_device_init_list. + */ +static void +_scsih_pcie_device_init_add(struct MPT3SAS_ADAPTER *ioc, + struct _pcie_device *pcie_device) +{ + unsigned long flags; + + dewtprintk(ioc, + ioc_info(ioc, "%s: handle (0x%04x), wwid(0x%016llx)\n", + __func__, + pcie_device->handle, (u64)pcie_device->wwid)); + if (pcie_device->enclosure_handle != 0) + dewtprintk(ioc, + ioc_info(ioc, "%s: enclosure logical id(0x%016llx), slot( %d)\n", + __func__, + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot)); + if (pcie_device->connector_name[0] != '\0') + dewtprintk(ioc, + ioc_info(ioc, "%s: enclosure level(0x%04x), connector name( %s)\n", + __func__, pcie_device->enclosure_level, + pcie_device->connector_name)); + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device_get(pcie_device); + list_add_tail(&pcie_device->list, &ioc->pcie_device_init_list); + if (pcie_device->access_status != + MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED) + _scsih_determine_boot_device(ioc, pcie_device, PCIE_CHANNEL); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); +} /** * _scsih_raid_device_find_by_id - raid device search * @ioc: per adapter object @@ -737,7 +1453,7 @@ _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel) } /** - * _scsih_raid_device_find_by_handle - raid device search + * mpt3sas_raid_device_find_by_handle - raid device search * @ioc: per adapter object * @handle: sas device handle (assigned by firmware) * Context: Calling function should acquire ioc->raid_device_lock @@ -745,8 +1461,8 @@ _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel) * This searches for raid_device based on handle, then return raid_device * object. */ -static struct _raid_device * -_scsih_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) +struct _raid_device * +mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) { struct _raid_device *raid_device, *r; @@ -765,7 +1481,7 @@ _scsih_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) /** * _scsih_raid_device_find_by_wwid - raid device search * @ioc: per adapter object - * @handle: sas device handle (assigned by firmware) + * @wwid: ? * Context: Calling function should acquire ioc->raid_device_lock * * This searches for raid_device based on wwid, then return raid_device @@ -801,9 +1517,10 @@ _scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc, { unsigned long flags; - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__, - raid_device->handle, (unsigned long long)raid_device->wwid)); + dewtprintk(ioc, + ioc_info(ioc, "%s: handle(0x%04x), wwid(0x%016llx)\n", + __func__, + raid_device->handle, (u64)raid_device->wwid)); spin_lock_irqsave(&ioc->raid_device_lock, flags); list_add_tail(&raid_device->list, &ioc->raid_device_list); @@ -854,24 +1571,53 @@ mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) } /** + * mpt3sas_scsih_enclosure_find_by_handle - exclosure device search + * @ioc: per adapter object + * @handle: enclosure handle (assigned by firmware) + * Context: Calling function should acquire ioc->sas_device_lock + * + * This searches for enclosure device based on handle, then returns the + * enclosure object. + */ +static struct _enclosure_node * +mpt3sas_scsih_enclosure_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) +{ + struct _enclosure_node *enclosure_dev, *r; + + r = NULL; + list_for_each_entry(enclosure_dev, &ioc->enclosure_list, list) { + if (le16_to_cpu(enclosure_dev->pg0.EnclosureHandle) != handle) + continue; + r = enclosure_dev; + goto out; + } +out: + return r; +} +/** * mpt3sas_scsih_expander_find_by_sas_address - expander device search * @ioc: per adapter object * @sas_address: sas address + * @port: hba port entry * Context: Calling function should acquire ioc->sas_node_lock. * - * This searches for expander device based on sas_address, then returns the - * sas_node object. + * This searches for expander device based on sas_address & port number, + * then returns the sas_node object. */ struct _sas_node * mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, - u64 sas_address) + u64 sas_address, struct hba_port *port) { - struct _sas_node *sas_expander, *r; + struct _sas_node *sas_expander, *r = NULL; + + if (!port) + return r; - r = NULL; list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { if (sas_expander->sas_address != sas_address) continue; + if (sas_expander->port != port) + continue; r = sas_expander; goto out; } @@ -886,8 +1632,6 @@ mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, * Context: This function will acquire ioc->sas_node_lock. * * Adding new object to the ioc->sas_expander_list. - * - * Return nothing. */ static void _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc, @@ -905,7 +1649,7 @@ _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc, * @device_info: bitfield providing information about the device. * Context: none * - * Returns 1 if end device. + * Return: 1 if end device. */ static int _scsih_is_end_device(u32 device_info) @@ -920,69 +1664,23 @@ _scsih_is_end_device(u32 device_info) } /** - * _scsih_scsi_lookup_get - returns scmd entry - * @ioc: per adapter object - * @smid: system request message index - * - * Returns the smid stored scmd pointer. - */ -static struct scsi_cmnd * -_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid) -{ - return ioc->scsi_lookup[smid - 1].scmd; -} - -/** - * _scsih_scsi_lookup_get_clear - returns scmd entry - * @ioc: per adapter object - * @smid: system request message index - * - * Returns the smid stored scmd pointer. - * Then will derefrence the stored scmd pointer. - */ -static inline struct scsi_cmnd * -_scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid) -{ - unsigned long flags; - struct scsi_cmnd *scmd; - - spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); - scmd = ioc->scsi_lookup[smid - 1].scmd; - ioc->scsi_lookup[smid - 1].scmd = NULL; - spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); - - return scmd; -} - -/** - * _scsih_scsi_lookup_find_by_scmd - scmd lookup - * @ioc: per adapter object - * @smid: system request message index - * @scmd: pointer to scsi command object - * Context: This function will acquire ioc->scsi_lookup_lock. + * _scsih_is_nvme_pciescsi_device - determines if + * device is an pcie nvme/scsi device + * @device_info: bitfield providing information about the device. + * Context: none * - * This will search for a scmd pointer in the scsi_lookup array, - * returning the revelent smid. A returned value of zero means invalid. + * Returns 1 if device is pcie device type nvme/scsi. */ -static u16 -_scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd - *scmd) +static int +_scsih_is_nvme_pciescsi_device(u32 device_info) { - u16 smid; - unsigned long flags; - int i; - - spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); - smid = 0; - for (i = 0; i < ioc->scsiio_depth; i++) { - if (ioc->scsi_lookup[i].scmd == scmd) { - smid = ioc->scsi_lookup[i].smid; - goto out; - } - } - out: - spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); - return smid; + if (((device_info & MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE) + == MPI26_PCIE_DEVINFO_NVME) || + ((device_info & MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE) + == MPI26_PCIE_DEVINFO_SCSI)) + return 1; + else + return 0; } /** @@ -999,23 +1697,19 @@ static u8 _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER *ioc, int id, int channel) { - u8 found; - unsigned long flags; - int i; + int smid; + struct scsi_cmnd *scmd; - spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); - found = 0; - for (i = 0 ; i < ioc->scsiio_depth; i++) { - if (ioc->scsi_lookup[i].scmd && - (ioc->scsi_lookup[i].scmd->device->id == id && - ioc->scsi_lookup[i].scmd->device->channel == channel)) { - found = 1; - goto out; - } + for (smid = 1; + smid <= ioc->shost->can_queue; smid++) { + scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); + if (!scmd) + continue; + if (scmd->device->id == id && + scmd->device->channel == channel) + return 1; } - out: - spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); - return found; + return 0; } /** @@ -1033,29 +1727,73 @@ static u8 _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id, unsigned int lun, int channel) { - u8 found; - unsigned long flags; - int i; + int smid; + struct scsi_cmnd *scmd; - spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); - found = 0; - for (i = 0 ; i < ioc->scsiio_depth; i++) { - if (ioc->scsi_lookup[i].scmd && - (ioc->scsi_lookup[i].scmd->device->id == id && - ioc->scsi_lookup[i].scmd->device->channel == channel && - ioc->scsi_lookup[i].scmd->device->lun == lun)) { - found = 1; - goto out; - } + for (smid = 1; smid <= ioc->shost->can_queue; smid++) { + + scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); + if (!scmd) + continue; + if (scmd->device->id == id && + scmd->device->channel == channel && + scmd->device->lun == lun) + return 1; } - out: - spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); - return found; + return 0; } +/** + * mpt3sas_scsih_scsi_lookup_get - returns scmd entry + * @ioc: per adapter object + * @smid: system request message index + * + * Return: the smid stored scmd pointer. + * Then will dereference the stored scmd pointer. + */ +struct scsi_cmnd * +mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid) +{ + struct scsi_cmnd *scmd = NULL; + struct scsiio_tracker *st; + Mpi25SCSIIORequest_t *mpi_request; + u16 tag = smid - 1; -static void -_scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) + if (smid > 0 && + smid <= ioc->scsiio_depth - INTERNAL_SCSIIO_CMDS_COUNT) { + u32 unique_tag = + ioc->io_queue_num[tag] << BLK_MQ_UNIQUE_TAG_BITS | tag; + + mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); + + /* + * If SCSI IO request is outstanding at driver level then + * DevHandle filed must be non-zero. If DevHandle is zero + * then it means that this smid is free at driver level, + * so return NULL. + */ + if (!mpi_request->DevHandle) + return scmd; + + scmd = scsi_host_find_tag(ioc->shost, unique_tag); + if (scmd) { + st = scsi_cmd_priv(scmd); + if (st->cb_idx == 0xFF || st->smid == 0) + scmd = NULL; + } + } + return scmd; +} + +/** + * scsih_change_queue_depth - setting device queue depth + * @sdev: scsi device struct + * @qdepth: requested queue depth + * + * Return: queue depth. + */ +static int +scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) { struct Scsi_Host *shost = sdev->host; int max_depth; @@ -1067,7 +1805,13 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) max_depth = shost->can_queue; - /* limit max device queue for SATA to 32 */ + /* + * limit max device queue for SATA to 32 if enable_sdev_max_qd + * is disabled. + */ + if (ioc->enable_sdev_max_qd || ioc->is_gen35_ioc) + goto not_sata; + sas_device_priv_data = sdev->hostdata; if (!sas_device_priv_data) goto not_sata; @@ -1076,12 +1820,15 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) goto not_sata; if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) goto not_sata; + spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_device_priv_data->sas_target->sas_address); - if (sas_device && sas_device->device_info & - MPI2_SAS_DEVICE_INFO_SATA_DEVICE) - max_depth = MPT3SAS_SATA_QUEUE_DEPTH; + sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data); + if (sas_device) { + if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) + max_depth = MPT3SAS_SATA_QUEUE_DEPTH; + + sas_device_put(sas_device); + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); not_sata: @@ -1090,80 +1837,54 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) max_depth = 1; if (qdepth > max_depth) qdepth = max_depth; - scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); + scsi_change_queue_depth(sdev, qdepth); + sdev_printk(KERN_INFO, sdev, + "qdepth(%d), tagged(%d), scsi_level(%d), cmd_que(%d)\n", + sdev->queue_depth, sdev->tagged_supported, + sdev->scsi_level, ((sdev->inquiry[7] & 2) >> 1)); + return sdev->queue_depth; } /** - * _scsih_change_queue_depth - setting device queue depth + * mpt3sas_scsih_change_queue_depth - setting device queue depth * @sdev: scsi device struct * @qdepth: requested queue depth - * @reason: SCSI_QDEPTH_DEFAULT/SCSI_QDEPTH_QFULL/SCSI_QDEPTH_RAMP_UP - * (see include/scsi/scsi_host.h for definition) * - * Returns queue depth. + * Returns nothing. */ -static int -_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) +void +mpt3sas_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) { - if (reason == SCSI_QDEPTH_DEFAULT || reason == SCSI_QDEPTH_RAMP_UP) - _scsih_adjust_queue_depth(sdev, qdepth); - else if (reason == SCSI_QDEPTH_QFULL) - scsi_track_queue_full(sdev, qdepth); - else - return -EOPNOTSUPP; + struct Scsi_Host *shost = sdev->host; + struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); - if (sdev->inquiry_len > 7) - sdev_printk(KERN_INFO, sdev, "qdepth(%d), tagged(%d), " \ - "simple(%d), ordered(%d), scsi_level(%d), cmd_que(%d)\n", - sdev->queue_depth, sdev->tagged_supported, sdev->simple_tags, - sdev->ordered_tags, sdev->scsi_level, - (sdev->inquiry[7] & 2) >> 1); + if (ioc->enable_sdev_max_qd) + qdepth = shost->can_queue; - return sdev->queue_depth; + scsih_change_queue_depth(sdev, qdepth); } /** - * _scsih_change_queue_type - changing device queue tag type - * @sdev: scsi device struct - * @tag_type: requested tag type - * - * Returns queue tag type. - */ -static int -_scsih_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - - -/** - * _scsih_target_alloc - target add routine + * scsih_target_alloc - target add routine * @starget: scsi target struct * - * Returns 0 if ok. Any other return is assumed to be an error and + * Return: 0 if ok. Any other return is assumed to be an error and * the device is ignored. */ static int -_scsih_target_alloc(struct scsi_target *starget) +scsih_target_alloc(struct scsi_target *starget) { struct Scsi_Host *shost = dev_to_shost(&starget->dev); struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); struct MPT3SAS_TARGET *sas_target_priv_data; struct _sas_device *sas_device; struct _raid_device *raid_device; + struct _pcie_device *pcie_device; unsigned long flags; struct sas_rphy *rphy; - sas_target_priv_data = kzalloc(sizeof(struct scsi_target), GFP_KERNEL); + sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data), + GFP_KERNEL); if (!sas_target_priv_data) return -ENOMEM; @@ -1180,21 +1901,47 @@ _scsih_target_alloc(struct scsi_target *starget) sas_target_priv_data->handle = raid_device->handle; sas_target_priv_data->sas_address = raid_device->wwid; sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; + if (ioc->is_warpdrive) + sas_target_priv_data->raid_device = raid_device; raid_device->starget = starget; } spin_unlock_irqrestore(&ioc->raid_device_lock, flags); return 0; } + /* PCIe devices */ + if (starget->channel == PCIE_CHANNEL) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_idchannel(ioc, starget->id, + starget->channel); + if (pcie_device) { + sas_target_priv_data->handle = pcie_device->handle; + sas_target_priv_data->sas_address = pcie_device->wwid; + sas_target_priv_data->port = NULL; + sas_target_priv_data->pcie_dev = pcie_device; + pcie_device->starget = starget; + pcie_device->id = starget->id; + pcie_device->channel = starget->channel; + sas_target_priv_data->flags |= + MPT_TARGET_FLAGS_PCIE_DEVICE; + if (pcie_device->fast_path) + sas_target_priv_data->flags |= + MPT_TARGET_FASTPATH_IO; + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + return 0; + } + /* sas/sata devices */ spin_lock_irqsave(&ioc->sas_device_lock, flags); rphy = dev_to_rphy(starget->dev.parent); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - rphy->identify.sas_address); + sas_device = __mpt3sas_get_sdev_by_rphy(ioc, rphy); if (sas_device) { sas_target_priv_data->handle = sas_device->handle; sas_target_priv_data->sas_address = sas_device->sas_address; + sas_target_priv_data->port = sas_device->port; + sas_target_priv_data->sas_dev = sas_device; sas_device->starget = starget; sas_device->id = starget->id; sas_device->channel = starget->channel; @@ -1202,7 +1949,8 @@ _scsih_target_alloc(struct scsi_target *starget) sas_target_priv_data->flags |= MPT_TARGET_FLAGS_RAID_COMPONENT; if (sas_device->fast_path) - sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO; + sas_target_priv_data->flags |= + MPT_TARGET_FASTPATH_IO; } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); @@ -1210,21 +1958,19 @@ _scsih_target_alloc(struct scsi_target *starget) } /** - * _scsih_target_destroy - target destroy routine + * scsih_target_destroy - target destroy routine * @starget: scsi target struct - * - * Returns nothing. */ static void -_scsih_target_destroy(struct scsi_target *starget) +scsih_target_destroy(struct scsi_target *starget) { struct Scsi_Host *shost = dev_to_shost(&starget->dev); struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); struct MPT3SAS_TARGET *sas_target_priv_data; struct _sas_device *sas_device; struct _raid_device *raid_device; + struct _pcie_device *pcie_device; unsigned long flags; - struct sas_rphy *rphy; sas_target_priv_data = starget->hostdata; if (!sas_target_priv_data) @@ -1242,15 +1988,43 @@ _scsih_target_destroy(struct scsi_target *starget) goto out; } + if (starget->channel == PCIE_CHANNEL) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_from_target(ioc, + sas_target_priv_data); + if (pcie_device && (pcie_device->starget == starget) && + (pcie_device->id == starget->id) && + (pcie_device->channel == starget->channel)) + pcie_device->starget = NULL; + + if (pcie_device) { + /* + * Corresponding get() is in _scsih_target_alloc() + */ + sas_target_priv_data->pcie_dev = NULL; + pcie_device_put(pcie_device); + pcie_device_put(pcie_device); + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + goto out; + } + spin_lock_irqsave(&ioc->sas_device_lock, flags); - rphy = dev_to_rphy(starget->dev.parent); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - rphy->identify.sas_address); + sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data); if (sas_device && (sas_device->starget == starget) && (sas_device->id == starget->id) && (sas_device->channel == starget->channel)) sas_device->starget = NULL; + if (sas_device) { + /* + * Corresponding get() is in _scsih_target_alloc() + */ + sas_target_priv_data->sas_dev = NULL; + sas_device_put(sas_device); + + sas_device_put(sas_device); + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); out: @@ -1259,14 +2033,14 @@ _scsih_target_destroy(struct scsi_target *starget) } /** - * _scsih_slave_alloc - device add routine + * scsih_sdev_init - device add routine * @sdev: scsi device struct * - * Returns 0 if ok. Any other return is assumed to be an error and + * Return: 0 if ok. Any other return is assumed to be an error and * the device is ignored. */ static int -_scsih_slave_alloc(struct scsi_device *sdev) +scsih_sdev_init(struct scsi_device *sdev) { struct Scsi_Host *shost; struct MPT3SAS_ADAPTER *ioc; @@ -1275,9 +2049,11 @@ _scsih_slave_alloc(struct scsi_device *sdev) struct scsi_target *starget; struct _raid_device *raid_device; struct _sas_device *sas_device; + struct _pcie_device *pcie_device; unsigned long flags; - sas_device_priv_data = kzalloc(sizeof(struct scsi_device), GFP_KERNEL); + sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data), + GFP_KERNEL); if (!sas_device_priv_data) return -ENOMEM; @@ -1302,17 +2078,36 @@ _scsih_slave_alloc(struct scsi_device *sdev) raid_device->sdev = sdev; /* raid is single lun */ spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } + if (starget->channel == PCIE_CHANNEL) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, + sas_target_priv_data->sas_address); + if (pcie_device && (pcie_device->starget == NULL)) { + sdev_printk(KERN_INFO, sdev, + "%s : pcie_device->starget set to starget @ %d\n", + __func__, __LINE__); + pcie_device->starget = starget; + } - if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { + if (pcie_device) + pcie_device_put(pcie_device); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + } else if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_target_priv_data->sas_address); + sas_device = __mpt3sas_get_sdev_by_addr(ioc, + sas_target_priv_data->sas_address, + sas_target_priv_data->port); if (sas_device && (sas_device->starget == NULL)) { sdev_printk(KERN_INFO, sdev, "%s : sas_device->starget set to starget @ %d\n", - __func__, __LINE__); + __func__, __LINE__); sas_device->starget = starget; } + + if (sas_device) + sas_device_put(sas_device); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } @@ -1320,19 +2115,18 @@ _scsih_slave_alloc(struct scsi_device *sdev) } /** - * _scsih_slave_destroy - device destroy routine + * scsih_sdev_destroy - device destroy routine * @sdev: scsi device struct - * - * Returns nothing. */ static void -_scsih_slave_destroy(struct scsi_device *sdev) +scsih_sdev_destroy(struct scsi_device *sdev) { struct MPT3SAS_TARGET *sas_target_priv_data; struct scsi_target *starget; struct Scsi_Host *shost; struct MPT3SAS_ADAPTER *ioc; struct _sas_device *sas_device; + struct _pcie_device *pcie_device; unsigned long flags; if (!sdev->hostdata) @@ -1345,12 +2139,27 @@ _scsih_slave_destroy(struct scsi_device *sdev) shost = dev_to_shost(&starget->dev); ioc = shost_priv(shost); - if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { + if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_from_target(ioc, + sas_target_priv_data); + if (pcie_device && !sas_target_priv_data->num_luns) + pcie_device->starget = NULL; + + if (pcie_device) + pcie_device_put(pcie_device); + + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + } else if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_target_priv_data->sas_address); + sas_device = __mpt3sas_get_sdev_from_target(ioc, + sas_target_priv_data); if (sas_device && !sas_target_priv_data->num_luns) sas_device->starget = NULL; + + if (sas_device) + sas_device_put(sas_device); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } @@ -1376,16 +2185,16 @@ _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc, if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } @@ -1407,28 +2216,39 @@ _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc, /* * raid transport support - * Enabled for SLES11 and newer, in older kernels the driver will panic when - * unloading the driver followed by a load - I beleive that the subroutine + * unloading the driver followed by a load - I believe that the subroutine * raid_class_release() is not cleaning up properly. */ /** - * _scsih_is_raid - return boolean indicating device is raid volume - * @dev the device struct object + * scsih_is_raid - return boolean indicating device is raid volume + * @dev: the device struct object */ static int -_scsih_is_raid(struct device *dev) +scsih_is_raid(struct device *dev) { struct scsi_device *sdev = to_scsi_device(dev); + struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); + if (ioc->is_warpdrive) + return 0; return (sdev->channel == RAID_CHANNEL) ? 1 : 0; } +static int +scsih_is_nvme(struct device *dev) +{ + struct scsi_device *sdev = to_scsi_device(dev); + + return (sdev->channel == PCIE_CHANNEL) ? 1 : 0; +} + /** - * _scsih_get_resync - get raid volume resync percent complete - * @dev the device struct object + * scsih_get_resync - get raid volume resync percent complete + * @dev: the device struct object */ static void -_scsih_get_resync(struct device *dev) +scsih_get_resync(struct device *dev) { struct scsi_device *sdev = to_scsi_device(dev); struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); @@ -1442,6 +2262,9 @@ _scsih_get_resync(struct device *dev) percent_complete = 0; handle = 0; + if (ioc->is_warpdrive) + goto out; + spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, sdev->channel); @@ -1457,8 +2280,8 @@ _scsih_get_resync(struct device *dev) if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, sizeof(Mpi2RaidVolPage0_t))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); percent_complete = 0; goto out; } @@ -1469,15 +2292,24 @@ _scsih_get_resync(struct device *dev) percent_complete = 0; out: - raid_set_resync(mpt3sas_raid_template, dev, percent_complete); + + switch (ioc->hba_mpi_version_belonged) { + case MPI2_VERSION: + raid_set_resync(mpt2sas_raid_template, dev, percent_complete); + break; + case MPI25_VERSION: + case MPI26_VERSION: + raid_set_resync(mpt3sas_raid_template, dev, percent_complete); + break; + } } /** - * _scsih_get_state - get raid volume level - * @dev the device struct object + * scsih_get_state - get raid volume level + * @dev: the device struct object */ static void -_scsih_get_state(struct device *dev) +scsih_get_state(struct device *dev) { struct scsi_device *sdev = to_scsi_device(dev); struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); @@ -1502,8 +2334,8 @@ _scsih_get_state(struct device *dev) if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, sizeof(Mpi2RaidVolPage0_t))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } @@ -1527,16 +2359,26 @@ _scsih_get_state(struct device *dev) break; } out: - raid_set_state(mpt3sas_raid_template, dev, state); + switch (ioc->hba_mpi_version_belonged) { + case MPI2_VERSION: + raid_set_state(mpt2sas_raid_template, dev, state); + break; + case MPI25_VERSION: + case MPI26_VERSION: + raid_set_state(mpt3sas_raid_template, dev, state); + break; + } } /** * _scsih_set_level - set raid level + * @ioc: ? * @sdev: scsi device struct * @volume_type: volume type */ static void -_scsih_set_level(struct scsi_device *sdev, u8 volume_type) +_scsih_set_level(struct MPT3SAS_ADAPTER *ioc, + struct scsi_device *sdev, u8 volume_type) { enum raid_level level = RAID_LEVEL_UNKNOWN; @@ -1555,16 +2397,26 @@ _scsih_set_level(struct scsi_device *sdev, u8 volume_type) break; } - raid_set_level(mpt3sas_raid_template, &sdev->sdev_gendev, level); + switch (ioc->hba_mpi_version_belonged) { + case MPI2_VERSION: + raid_set_level(mpt2sas_raid_template, + &sdev->sdev_gendev, level); + break; + case MPI25_VERSION: + case MPI26_VERSION: + raid_set_level(mpt3sas_raid_template, + &sdev->sdev_gendev, level); + break; + } } /** * _scsih_get_volume_capabilities - volume capabilities * @ioc: per adapter object - * @sas_device: the raid_device object + * @raid_device: the raid_device object * - * Returns 0 for success, else 1 + * Return: 0 for success, else 1 */ static int _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc, @@ -1579,28 +2431,27 @@ _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc, if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle, &num_pds)) || !num_pds) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, - __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } raid_device->num_pds = num_pds; - sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * - sizeof(Mpi2RaidVol0PhysDisk_t)); + sz = struct_size(vol_pg0, PhysDisk, num_pds); vol_pg0 = kzalloc(sz, GFP_KERNEL); if (!vol_pg0) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, - __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, - __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); kfree(vol_pg0); return 1; } @@ -1625,8 +2476,6 @@ _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc, return 0; } - - /** * _scsih_enable_tlr - setting TLR flags * @ioc: per adapter object @@ -1655,20 +2504,22 @@ _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev) } /** - * _scsih_slave_configure - device configure routine. + * scsih_sdev_configure - device configure routine. * @sdev: scsi device struct + * @lim: queue limits * - * Returns 0 if ok. Any other return is assumed to be an error and + * Return: 0 if ok. Any other return is assumed to be an error and * the device is ignored. */ static int -_scsih_slave_configure(struct scsi_device *sdev) +scsih_sdev_configure(struct scsi_device *sdev, struct queue_limits *lim) { struct Scsi_Host *shost = sdev->host; struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); struct MPT3SAS_DEVICE *sas_device_priv_data; struct MPT3SAS_TARGET *sas_target_priv_data; struct _sas_device *sas_device; + struct _pcie_device *pcie_device; struct _raid_device *raid_device; unsigned long flags; int qdepth; @@ -1689,22 +2540,26 @@ _scsih_slave_configure(struct scsi_device *sdev) if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { spin_lock_irqsave(&ioc->raid_device_lock, flags); - raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); spin_unlock_irqrestore(&ioc->raid_device_lock, flags); if (!raid_device) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, - __LINE__, __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } if (_scsih_get_volume_capabilities(ioc, raid_device)) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, - __LINE__, __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } + /* + * WARPDRIVE: Initialize the required data for Direct IO + */ + mpt3sas_init_warpdrive_properties(ioc, raid_device); /* RAID Queue Depth Support * IS volume = underlying qdepth of drive type, either @@ -1717,7 +2572,7 @@ _scsih_slave_configure(struct scsi_device *sdev) ds = "SSP"; } else { qdepth = MPT3SAS_SATA_QUEUE_DEPTH; - if (raid_device->device_info & + if (raid_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) ds = "SATA"; else @@ -1753,17 +2608,26 @@ _scsih_slave_configure(struct scsi_device *sdev) break; } - sdev_printk(KERN_INFO, sdev, - "%s: handle(0x%04x), wwid(0x%016llx), pd_count(%d), type(%s)\n", - r_level, raid_device->handle, - (unsigned long long)raid_device->wwid, - raid_device->num_pds, ds); - + if (!ioc->hide_ir_msg) + sdev_printk(KERN_INFO, sdev, + "%s: handle(0x%04x), wwid(0x%016llx)," + " pd_count(%d), type(%s)\n", + r_level, raid_device->handle, + (unsigned long long)raid_device->wwid, + raid_device->num_pds, ds); + + if (shost->max_sectors > MPT3SAS_RAID_MAX_SECTORS) { + lim->max_hw_sectors = MPT3SAS_RAID_MAX_SECTORS; + sdev_printk(KERN_INFO, sdev, + "Set queue's max_sector to: %u\n", + MPT3SAS_RAID_MAX_SECTORS); + } - _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); + mpt3sas_scsih_change_queue_depth(sdev, qdepth); -/* raid transport support */ - _scsih_set_level(sdev, raid_device->volume_type); + /* raid transport support */ + if (!ioc->is_warpdrive) + _scsih_set_level(ioc, sdev, raid_device->volume_type); return 0; } @@ -1771,39 +2635,91 @@ _scsih_slave_configure(struct scsi_device *sdev) if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { if (mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle)) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } if (volume_handle && mpt3sas_config_get_volume_wwid(ioc, volume_handle, &volume_wwid)) { - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } } + /* PCIe handling */ + if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, + sas_device_priv_data->sas_target->sas_address); + if (!pcie_device) { + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); + return 1; + } + + qdepth = ioc->max_nvme_qd; + ds = "NVMe"; + sdev_printk(KERN_INFO, sdev, + "%s: handle(0x%04x), wwid(0x%016llx), port(%d)\n", + ds, handle, (unsigned long long)pcie_device->wwid, + pcie_device->port_num); + if (pcie_device->enclosure_handle != 0) + sdev_printk(KERN_INFO, sdev, + "%s: enclosure logical id(0x%016llx), slot(%d)\n", + ds, + (unsigned long long)pcie_device->enclosure_logical_id, + pcie_device->slot); + if (pcie_device->connector_name[0] != '\0') + sdev_printk(KERN_INFO, sdev, + "%s: enclosure level(0x%04x)," + "connector name( %s)\n", ds, + pcie_device->enclosure_level, + pcie_device->connector_name); + + if (pcie_device->nvme_mdts) + lim->max_hw_sectors = pcie_device->nvme_mdts / 512; + + pcie_device_put(pcie_device); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + mpt3sas_scsih_change_queue_depth(sdev, qdepth); + lim->virt_boundary_mask = ioc->page_size - 1; + return 0; + } + spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_device_priv_data->sas_target->sas_address); + sas_device = __mpt3sas_get_sdev_by_addr(ioc, + sas_device_priv_data->sas_target->sas_address, + sas_device_priv_data->sas_target->port); if (!sas_device) { spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - dfailprintk(ioc, pr_warn(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, - __func__)); + dfailprintk(ioc, + ioc_warn(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__)); return 1; } sas_device->volume_handle = volume_handle; sas_device->volume_wwid = volume_wwid; if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { - qdepth = MPT3SAS_SAS_QUEUE_DEPTH; + qdepth = (sas_device->port_type > 1) ? + ioc->max_wideport_qd : ioc->max_narrowport_qd; ssp_target = 1; - ds = "SSP"; + if (sas_device->device_info & + MPI2_SAS_DEVICE_INFO_SEP) { + sdev_printk(KERN_INFO, sdev, + "set ignore_delay_remove for handle(0x%04x)\n", + sas_device_priv_data->sas_target->handle); + sas_device_priv_data->ignore_delay_remove = 1; + ds = "SES"; + } else + ds = "SSP"; } else { - qdepth = MPT3SAS_SATA_QUEUE_DEPTH; + qdepth = ioc->max_sata_qd; if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) ds = "STP"; else if (sas_device->device_info & @@ -1815,18 +2731,17 @@ _scsih_slave_configure(struct scsi_device *sdev) "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", ds, handle, (unsigned long long)sas_device->sas_address, sas_device->phy, (unsigned long long)sas_device->device_name); - sdev_printk(KERN_INFO, sdev, - "%s: enclosure_logical_id(0x%016llx), slot(%d)\n", - ds, (unsigned long long) - sas_device->enclosure_logical_id, sas_device->slot); + _scsih_display_enclosure_chassis_info(NULL, sas_device, sdev, NULL); + + sas_device_put(sas_device); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (!ssp_target) _scsih_display_sata_capabilities(ioc, handle, sdev); - _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); + mpt3sas_scsih_change_queue_depth(sdev, qdepth); if (ssp_target) { sas_read_port_mode_page(sdev); @@ -1837,19 +2752,17 @@ _scsih_slave_configure(struct scsi_device *sdev) } /** - * _scsih_bios_param - fetch head, sector, cylinder info for a disk + * scsih_bios_param - fetch head, sector, cylinder info for a disk * @sdev: scsi device struct - * @bdev: pointer to block device context + * @unused: pointer to gendisk * @capacity: device size (in 512 byte sectors) * @params: three element array to place output: * params[0] number of heads (max 255) * params[1] number of sectors (max 63) * params[2] number of cylinders - * - * Return nothing. */ static int -_scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, +scsih_bios_param(struct scsi_device *sdev, struct gendisk *unused, sector_t capacity, int params[]) { int heads; @@ -1888,8 +2801,6 @@ _scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, * _scsih_response_code - translation of device response code * @ioc: per adapter object * @response_code: response code returned by the device - * - * Return nothing. */ static void _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code) @@ -1925,8 +2836,7 @@ _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code) desc = "unknown"; break; } - pr_warn(MPT3SAS_FMT "response_code(0x%01x): %s\n", - ioc->name, response_code, desc); + ioc_warn(ioc, "response_code(0x%01x): %s\n", response_code, desc); } /** @@ -1939,8 +2849,8 @@ _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code) * * The callback handler when using scsih_issue_tm. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) @@ -1951,7 +2861,6 @@ _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) return 1; if (ioc->tm_cmds.smid != smid) return 1; - mpt3sas_base_flush_reply_queues(ioc); ioc->tm_cmds.status |= MPT3_CMD_COMPLETE; mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); if (mpi_reply) { @@ -2020,88 +2929,171 @@ mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) } /** + * scsih_tm_cmd_map_status - map the target reset & LUN reset TM status + * @ioc: per adapter object + * @channel: the channel assigned by the OS + * @id: the id assigned by the OS + * @lun: lun number + * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) + * @smid_task: smid assigned to the task + * + * Look whether TM has aborted the timed out SCSI command, if + * TM has aborted the IO then return SUCCESS else return FAILED. + */ +static int +scsih_tm_cmd_map_status(struct MPT3SAS_ADAPTER *ioc, uint channel, + uint id, uint lun, u8 type, u16 smid_task) +{ + + if (smid_task <= ioc->shost->can_queue) { + switch (type) { + case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET: + if (!(_scsih_scsi_lookup_find_by_target(ioc, + id, channel))) + return SUCCESS; + break; + case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET: + case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET: + if (!(_scsih_scsi_lookup_find_by_lun(ioc, id, + lun, channel))) + return SUCCESS; + break; + default: + return SUCCESS; + } + } else if (smid_task == ioc->scsih_cmds.smid) { + if ((ioc->scsih_cmds.status & MPT3_CMD_COMPLETE) || + (ioc->scsih_cmds.status & MPT3_CMD_NOT_USED)) + return SUCCESS; + } else if (smid_task == ioc->ctl_cmds.smid) { + if ((ioc->ctl_cmds.status & MPT3_CMD_COMPLETE) || + (ioc->ctl_cmds.status & MPT3_CMD_NOT_USED)) + return SUCCESS; + } + + return FAILED; +} + +/** + * scsih_tm_post_processing - post processing of target & LUN reset + * @ioc: per adapter object + * @handle: device handle + * @channel: the channel assigned by the OS + * @id: the id assigned by the OS + * @lun: lun number + * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) + * @smid_task: smid assigned to the task + * + * Post processing of target & LUN reset. Due to interrupt latency + * issue it possible that interrupt for aborted IO might not be + * received yet. So before returning failure status, poll the + * reply descriptor pools for the reply of timed out SCSI command. + * Return FAILED status if reply for timed out is not received + * otherwise return SUCCESS. + */ +static int +scsih_tm_post_processing(struct MPT3SAS_ADAPTER *ioc, u16 handle, + uint channel, uint id, uint lun, u8 type, u16 smid_task) +{ + int rc; + + rc = scsih_tm_cmd_map_status(ioc, channel, id, lun, type, smid_task); + if (rc == SUCCESS) + return rc; + + ioc_info(ioc, + "Poll ReplyDescriptor queues for completion of" + " smid(%d), task_type(0x%02x), handle(0x%04x)\n", + smid_task, type, handle); + + /* + * Due to interrupt latency issues, driver may receive interrupt for + * TM first and then for aborted SCSI IO command. So, poll all the + * ReplyDescriptor pools before returning the FAILED status to SML. + */ + mpt3sas_base_mask_interrupts(ioc); + mpt3sas_base_sync_reply_irqs(ioc, 1); + mpt3sas_base_unmask_interrupts(ioc); + + return scsih_tm_cmd_map_status(ioc, channel, id, lun, type, smid_task); +} + +/** * mpt3sas_scsih_issue_tm - main routine for sending tm requests * @ioc: per adapter struct - * @device_handle: device handle + * @handle: device handle * @channel: the channel assigned by the OS * @id: the id assigned by the OS * @lun: lun number * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) * @smid_task: smid assigned to the task + * @msix_task: MSIX table index supplied by the OS * @timeout: timeout in seconds - * @serial_number: the serial_number from scmd - * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF + * @tr_method: Target Reset Method * Context: user * * A generic API for sending task management requests to firmware. * * The callback index is set inside `ioc->tm_cb_idx`. + * The caller is responsible to check for outstanding commands. * - * Return SUCCESS or FAILED. + * Return: SUCCESS or FAILED. */ int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, - uint id, uint lun, u8 type, u16 smid_task, ulong timeout, - unsigned long serial_number, enum mutex_type m_type) + uint id, u64 lun, u8 type, u16 smid_task, u16 msix_task, + u8 timeout, u8 tr_method) { Mpi2SCSITaskManagementRequest_t *mpi_request; Mpi2SCSITaskManagementReply_t *mpi_reply; + Mpi25SCSIIORequest_t *request; u16 smid = 0; u32 ioc_state; - unsigned long timeleft; - struct scsiio_tracker *scsi_lookup = NULL; int rc; + u8 issue_reset = 0; + + lockdep_assert_held(&ioc->tm_cmds.mutex); - if (m_type == TM_MUTEX_ON) - mutex_lock(&ioc->tm_cmds.mutex); if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) { - pr_info(MPT3SAS_FMT "%s: tm_cmd busy!!!\n", - __func__, ioc->name); - rc = FAILED; - goto err_out; + ioc_info(ioc, "%s: tm_cmd busy!!!\n", __func__); + return FAILED; } if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery) { - pr_info(MPT3SAS_FMT "%s: host reset in progress!\n", - __func__, ioc->name); - rc = FAILED; - goto err_out; + ioc_info(ioc, "%s: host reset in progress!\n", __func__); + return FAILED; } ioc_state = mpt3sas_base_get_iocstate(ioc, 0); if (ioc_state & MPI2_DOORBELL_USED) { - dhsprintk(ioc, pr_info(MPT3SAS_FMT - "unexpected doorbell active!\n", ioc->name)); - rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, - FORCE_BIG_HAMMER); - rc = (!rc) ? SUCCESS : FAILED; - goto err_out; + dhsprintk(ioc, ioc_info(ioc, "unexpected doorbell active!\n")); + rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); + return (!rc) ? SUCCESS : FAILED; } if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { - mpt3sas_base_fault_info(ioc, ioc_state & + mpt3sas_print_fault_code(ioc, ioc_state & + MPI2_DOORBELL_DATA_MASK); + rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); + return (!rc) ? SUCCESS : FAILED; + } else if ((ioc_state & MPI2_IOC_STATE_MASK) == + MPI2_IOC_STATE_COREDUMP) { + mpt3sas_print_coredump_info(ioc, ioc_state & MPI2_DOORBELL_DATA_MASK); - rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, - FORCE_BIG_HAMMER); - rc = (!rc) ? SUCCESS : FAILED; - goto err_out; + rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); + return (!rc) ? SUCCESS : FAILED; } smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); if (!smid) { - pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", - ioc->name, __func__); - rc = FAILED; - goto err_out; + ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); + return FAILED; } - if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) - scsi_lookup = &ioc->scsi_lookup[smid_task - 1]; - - dtmprintk(ioc, pr_info(MPT3SAS_FMT - "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n", - ioc->name, handle, type, smid_task)); + dtmprintk(ioc, + ioc_info(ioc, "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d), timeout(%d), tr_method(0x%x)\n", + handle, type, smid_task, timeout, tr_method)); ioc->tm_cmds.status = MPT3_CMD_PENDING; mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); ioc->tm_cmds.smid = smid; @@ -2110,35 +3102,38 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; mpi_request->DevHandle = cpu_to_le16(handle); mpi_request->TaskType = type; + if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK || + type == MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK) + mpi_request->MsgFlags = tr_method; mpi_request->TaskMID = cpu_to_le16(smid_task); int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN); mpt3sas_scsih_set_tm_flag(ioc, handle); init_completion(&ioc->tm_cmds.done); - mpt3sas_base_put_smid_hi_priority(ioc, smid); - timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); + ioc->put_smid_hi_priority(ioc, smid, msix_task); + wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) { - pr_err(MPT3SAS_FMT "%s: timeout\n", - ioc->name, __func__); - _debug_dump_mf(mpi_request, - sizeof(Mpi2SCSITaskManagementRequest_t)/4); - if (!(ioc->tm_cmds.status & MPT3_CMD_RESET)) { - rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, - FORCE_BIG_HAMMER); + mpt3sas_check_cmd_timeout(ioc, + ioc->tm_cmds.status, mpi_request, + sizeof(Mpi2SCSITaskManagementRequest_t)/4, issue_reset); + if (issue_reset) { + rc = mpt3sas_base_hard_reset_handler(ioc, + FORCE_BIG_HAMMER); rc = (!rc) ? SUCCESS : FAILED; - ioc->tm_cmds.status = MPT3_CMD_NOT_USED; - mpt3sas_scsih_clear_tm_flag(ioc, handle); - goto err_out; + goto out; } } + /* sync IRQs in case those were busy during flush. */ + mpt3sas_base_sync_reply_irqs(ioc, 0); + if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) { mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); mpi_reply = ioc->tm_cmds.reply; - dtmprintk(ioc, pr_info(MPT3SAS_FMT "complete tm: " \ - "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", - ioc->name, le16_to_cpu(mpi_reply->IOCStatus), - le32_to_cpu(mpi_reply->IOCLogInfo), - le32_to_cpu(mpi_reply->TerminationCount))); + dtmprintk(ioc, + ioc_info(ioc, "complete tm: ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", + le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo), + le32_to_cpu(mpi_reply->TerminationCount))); if (ioc->logging_level & MPT_DEBUG_TM) { _scsih_response_code(ioc, mpi_reply->ResponseCode); if (mpi_reply->IOCStatus) @@ -2150,23 +3145,32 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, switch (type) { case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK: rc = SUCCESS; - if (scsi_lookup->scmd == NULL) + /* + * If DevHandle filed in smid_task's entry of request pool + * doesn't match with device handle on which this task abort + * TM is received then it means that TM has successfully + * aborted the timed out command. Since smid_task's entry in + * request pool will be memset to zero once the timed out + * command is returned to the SML. If the command is not + * aborted then smid_task’s entry won’t be cleared and it + * will have same DevHandle value on which this task abort TM + * is received and driver will return the TM status as FAILED. + */ + request = mpt3sas_base_get_msg_frame(ioc, smid_task); + if (le16_to_cpu(request->DevHandle) != handle) break; + + ioc_info(ioc, "Task abort tm failed: handle(0x%04x)," + "timeout(%d) tr_method(0x%x) smid(%d) msix_index(%d)\n", + handle, timeout, tr_method, smid_task, msix_task); rc = FAILED; break; case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET: - if (_scsih_scsi_lookup_find_by_target(ioc, id, channel)) - rc = FAILED; - else - rc = SUCCESS; - break; case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET: case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET: - if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel)) - rc = FAILED; - else - rc = SUCCESS; + rc = scsih_tm_post_processing(ioc, handle, channel, id, lun, + type, smid_task); break; case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK: rc = SUCCESS; @@ -2176,17 +3180,24 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, break; } +out: mpt3sas_scsih_clear_tm_flag(ioc, handle); ioc->tm_cmds.status = MPT3_CMD_NOT_USED; - if (m_type == TM_MUTEX_ON) - mutex_unlock(&ioc->tm_cmds.mutex); - return rc; +} - err_out: - if (m_type == TM_MUTEX_ON) - mutex_unlock(&ioc->tm_cmds.mutex); - return rc; +int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, + uint channel, uint id, u64 lun, u8 type, u16 smid_task, + u16 msix_task, u8 timeout, u8 tr_method) +{ + int ret; + + mutex_lock(&ioc->tm_cmds.mutex); + ret = mpt3sas_scsih_issue_tm(ioc, handle, channel, id, lun, type, + smid_task, msix_task, timeout, tr_method); + mutex_unlock(&ioc->tm_cmds.mutex); + + return ret; } /** @@ -2202,12 +3213,16 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) struct scsi_target *starget = scmd->device->sdev_target; struct MPT3SAS_TARGET *priv_target = starget->hostdata; struct _sas_device *sas_device = NULL; + struct _pcie_device *pcie_device = NULL; unsigned long flags; char *device_str = NULL; if (!priv_target) return; - device_str = "volume"; + if (ioc->hide_ir_msg) + device_str = "WarpDrive"; + else + device_str = "volume"; scsi_print_command(scmd); if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { @@ -2215,10 +3230,34 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) "%s handle(0x%04x), %s wwid(0x%016llx)\n", device_str, priv_target->handle, device_str, (unsigned long long)priv_target->sas_address); + + } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_from_target(ioc, priv_target); + if (pcie_device) { + starget_printk(KERN_INFO, starget, + "handle(0x%04x), wwid(0x%016llx), port(%d)\n", + pcie_device->handle, + (unsigned long long)pcie_device->wwid, + pcie_device->port_num); + if (pcie_device->enclosure_handle != 0) + starget_printk(KERN_INFO, starget, + "enclosure logical id(0x%016llx), slot(%d)\n", + (unsigned long long) + pcie_device->enclosure_logical_id, + pcie_device->slot); + if (pcie_device->connector_name[0] != '\0') + starget_printk(KERN_INFO, starget, + "enclosure level(0x%04x), connector name( %s)\n", + pcie_device->enclosure_level, + pcie_device->connector_name); + pcie_device_put(pcie_device); + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + } else { spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - priv_target->sas_address); + sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target); if (sas_device) { if (priv_target->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { @@ -2233,47 +3272,54 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) sas_device->handle, (unsigned long long)sas_device->sas_address, sas_device->phy); - starget_printk(KERN_INFO, starget, - "enclosure_logical_id(0x%016llx), slot(%d)\n", - (unsigned long long)sas_device->enclosure_logical_id, - sas_device->slot); + + _scsih_display_enclosure_chassis_info(NULL, sas_device, + NULL, starget); + + sas_device_put(sas_device); } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } } /** - * _scsih_abort - eh threads main abort routine + * scsih_abort - eh threads main abort routine * @scmd: pointer to scsi command object * - * Returns SUCCESS if command aborted else FAILED + * Return: SUCCESS if command aborted else FAILED */ static int -_scsih_abort(struct scsi_cmnd *scmd) +scsih_abort(struct scsi_cmnd *scmd) { struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); struct MPT3SAS_DEVICE *sas_device_priv_data; - u16 smid; + struct scsiio_tracker *st = scsi_cmd_priv(scmd); u16 handle; int r; - sdev_printk(KERN_INFO, scmd->device, - "attempting task abort! scmd(%p)\n", scmd); + u8 timeout = 30; + struct _pcie_device *pcie_device = NULL; + sdev_printk(KERN_INFO, scmd->device, "attempting task abort!" + "scmd(0x%p), outstanding for %u ms & timeout %u ms\n", + scmd, jiffies_to_msecs(jiffies - scmd->jiffies_at_alloc), + (scsi_cmd_to_rq(scmd)->timeout / HZ) * 1000); _scsih_tm_display_info(ioc, scmd); sas_device_priv_data = scmd->device->hostdata; - if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { + if (!sas_device_priv_data || !sas_device_priv_data->sas_target || + ioc->remove_host) { sdev_printk(KERN_INFO, scmd->device, - "device been deleted! scmd(%p)\n", scmd); + "device been deleted! scmd(0x%p)\n", scmd); scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); r = SUCCESS; goto out; } - /* search for the command */ - smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd); - if (!smid) { + /* check for completed command */ + if (st == NULL || st->cb_idx == 0xFF) { + sdev_printk(KERN_INFO, scmd->device, "No reference found at " + "driver, assuming scmd(0x%p) might have completed\n", scmd); scmd->result = DID_RESET << 16; r = SUCCESS; goto out; @@ -2291,43 +3337,57 @@ _scsih_abort(struct scsi_cmnd *scmd) mpt3sas_halt_firmware(ioc); handle = sas_device_priv_data->sas_target->handle; - r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, - scmd->device->id, scmd->device->lun, - MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, - scmd->serial_number, TM_MUTEX_ON); - + pcie_device = mpt3sas_get_pdev_by_handle(ioc, handle); + if (pcie_device && (!ioc->tm_custom_handling) && + (!(mpt3sas_scsih_is_pcie_scsi_device(pcie_device->device_info)))) + timeout = ioc->nvme_abort_timeout; + r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->channel, + scmd->device->id, scmd->device->lun, + MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, + st->smid, st->msix_io, timeout, 0); + /* Command must be cleared after abort */ + if (r == SUCCESS && st->cb_idx != 0xFF) + r = FAILED; out: - sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n", + sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(0x%p)\n", ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + if (pcie_device) + pcie_device_put(pcie_device); return r; } /** - * _scsih_dev_reset - eh threads main device reset routine + * scsih_dev_reset - eh threads main device reset routine * @scmd: pointer to scsi command object * - * Returns SUCCESS if command aborted else FAILED + * Return: SUCCESS if command aborted else FAILED */ static int -_scsih_dev_reset(struct scsi_cmnd *scmd) +scsih_dev_reset(struct scsi_cmnd *scmd) { struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); struct MPT3SAS_DEVICE *sas_device_priv_data; - struct _sas_device *sas_device; - unsigned long flags; + struct _sas_device *sas_device = NULL; + struct _pcie_device *pcie_device = NULL; u16 handle; + u8 tr_method = 0; + u8 tr_timeout = 30; int r; + struct scsi_target *starget = scmd->device->sdev_target; + struct MPT3SAS_TARGET *target_priv_data = starget->hostdata; + sdev_printk(KERN_INFO, scmd->device, - "attempting device reset! scmd(%p)\n", scmd); + "attempting device reset! scmd(0x%p)\n", scmd); _scsih_tm_display_info(ioc, scmd); sas_device_priv_data = scmd->device->hostdata; - if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { + if (!sas_device_priv_data || !sas_device_priv_data->sas_target || + ioc->remove_host) { sdev_printk(KERN_INFO, scmd->device, - "device been deleted! scmd(%p)\n", scmd); + "device been deleted! scmd(0x%p)\n", scmd); scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); r = SUCCESS; goto out; } @@ -2336,12 +3396,10 @@ _scsih_dev_reset(struct scsi_cmnd *scmd) handle = 0; if (sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, - sas_device_priv_data->sas_target->handle); + sas_device = mpt3sas_get_sdev_from_target(ioc, + target_priv_data); if (sas_device) handle = sas_device->volume_handle; - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } else handle = sas_device_priv_data->sas_target->handle; @@ -2351,44 +3409,65 @@ _scsih_dev_reset(struct scsi_cmnd *scmd) goto out; } - r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, - scmd->device->id, scmd->device->lun, - MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, 0, - TM_MUTEX_ON); + pcie_device = mpt3sas_get_pdev_by_handle(ioc, handle); + if (pcie_device && (!ioc->tm_custom_handling) && + (!(mpt3sas_scsih_is_pcie_scsi_device(pcie_device->device_info)))) { + tr_timeout = pcie_device->reset_timeout; + tr_method = MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE; + } else + tr_method = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET; + + r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->channel, + scmd->device->id, scmd->device->lun, + MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 0, + tr_timeout, tr_method); + /* Check for busy commands after reset */ + if (r == SUCCESS && scsi_device_busy(scmd->device)) + r = FAILED; out: - sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n", + sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(0x%p)\n", ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + + if (sas_device) + sas_device_put(sas_device); + if (pcie_device) + pcie_device_put(pcie_device); + return r; } /** - * _scsih_target_reset - eh threads main target reset routine + * scsih_target_reset - eh threads main target reset routine * @scmd: pointer to scsi command object * - * Returns SUCCESS if command aborted else FAILED + * Return: SUCCESS if command aborted else FAILED */ static int -_scsih_target_reset(struct scsi_cmnd *scmd) +scsih_target_reset(struct scsi_cmnd *scmd) { struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); struct MPT3SAS_DEVICE *sas_device_priv_data; - struct _sas_device *sas_device; - unsigned long flags; + struct _sas_device *sas_device = NULL; + struct _pcie_device *pcie_device = NULL; u16 handle; + u8 tr_method = 0; + u8 tr_timeout = 30; int r; struct scsi_target *starget = scmd->device->sdev_target; + struct MPT3SAS_TARGET *target_priv_data = starget->hostdata; - starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n", - scmd); + starget_printk(KERN_INFO, starget, + "attempting target reset! scmd(0x%p)\n", scmd); _scsih_tm_display_info(ioc, scmd); sas_device_priv_data = scmd->device->hostdata; - if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { - starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n", - scmd); + if (!sas_device_priv_data || !sas_device_priv_data->sas_target || + ioc->remove_host) { + starget_printk(KERN_INFO, starget, + "target been deleted! scmd(0x%p)\n", scmd); scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); r = SUCCESS; goto out; } @@ -2397,12 +3476,10 @@ _scsih_target_reset(struct scsi_cmnd *scmd) handle = 0; if (sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, - sas_device_priv_data->sas_target->handle); + sas_device = mpt3sas_get_sdev_from_target(ioc, + target_priv_data); if (sas_device) handle = sas_device->volume_handle; - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } else handle = sas_device_priv_data->sas_target->handle; @@ -2412,38 +3489,59 @@ _scsih_target_reset(struct scsi_cmnd *scmd) goto out; } - r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, - scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, - 30, 0, TM_MUTEX_ON); + pcie_device = mpt3sas_get_pdev_by_handle(ioc, handle); + if (pcie_device && (!ioc->tm_custom_handling) && + (!(mpt3sas_scsih_is_pcie_scsi_device(pcie_device->device_info)))) { + tr_timeout = pcie_device->reset_timeout; + tr_method = MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE; + } else + tr_method = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET; + r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->channel, + scmd->device->id, 0, + MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, 0, + tr_timeout, tr_method); + /* Check for busy commands after reset */ + if (r == SUCCESS && atomic_read(&starget->target_busy)) + r = FAILED; out: - starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n", + starget_printk(KERN_INFO, starget, "target reset: %s scmd(0x%p)\n", ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + + if (sas_device) + sas_device_put(sas_device); + if (pcie_device) + pcie_device_put(pcie_device); return r; } /** - * _scsih_host_reset - eh threads main host reset routine + * scsih_host_reset - eh threads main host reset routine * @scmd: pointer to scsi command object * - * Returns SUCCESS if command aborted else FAILED + * Return: SUCCESS if command aborted else FAILED */ static int -_scsih_host_reset(struct scsi_cmnd *scmd) +scsih_host_reset(struct scsi_cmnd *scmd) { struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); int r, retval; - pr_info(MPT3SAS_FMT "attempting host reset! scmd(%p)\n", - ioc->name, scmd); + ioc_info(ioc, "attempting host reset! scmd(0x%p)\n", scmd); scsi_print_command(scmd); - retval = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, - FORCE_BIG_HAMMER); + if (ioc->is_driver_loading || ioc->remove_host) { + ioc_info(ioc, "Blocking the host reset\n"); + r = FAILED; + goto out; + } + + retval = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); r = (retval < 0) ? FAILED : SUCCESS; - pr_info(MPT3SAS_FMT "host reset: %s scmd(%p)\n", - ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); +out: + ioc_info(ioc, "host reset: %s scmd(0x%p)\n", + r == SUCCESS ? "SUCCESS" : "FAILED", scmd); return r; } @@ -2456,8 +3554,6 @@ _scsih_host_reset(struct scsi_cmnd *scmd) * * This adds the firmware event object into link list, then queues it up to * be processed from user context. - * - * Return nothing. */ static void _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) @@ -2468,33 +3564,34 @@ _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) return; spin_lock_irqsave(&ioc->fw_event_lock, flags); + fw_event_work_get(fw_event); INIT_LIST_HEAD(&fw_event->list); list_add_tail(&fw_event->list, &ioc->fw_event_list); INIT_WORK(&fw_event->work, _firmware_event_work); + fw_event_work_get(fw_event); queue_work(ioc->firmware_event_thread, &fw_event->work); spin_unlock_irqrestore(&ioc->fw_event_lock, flags); } /** - * _scsih_fw_event_free - delete fw_event + * _scsih_fw_event_del_from_list - delete fw_event from the list * @ioc: per adapter object * @fw_event: object describing the event * Context: This function will acquire ioc->fw_event_lock. * - * This removes firmware event object from link list, frees associated memory. - * - * Return nothing. + * If the fw_event is on the fw_event_list, remove it and do a put. */ static void -_scsih_fw_event_free(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work +_scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { unsigned long flags; spin_lock_irqsave(&ioc->fw_event_lock, flags); - list_del(&fw_event->list); - kfree(fw_event->event_data); - kfree(fw_event); + if (!list_empty(&fw_event->list)) { + list_del_init(&fw_event->list); + fw_event_work_put(fw_event); + } spin_unlock_irqrestore(&ioc->fw_event_lock, flags); } @@ -2503,67 +3600,78 @@ _scsih_fw_event_free(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work * mpt3sas_send_trigger_data_event - send event for processing trigger data * @ioc: per adapter object * @event_data: trigger event data - * - * Return nothing. */ void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data) { struct fw_event_work *fw_event; + u16 sz; if (ioc->is_driver_loading) return; - fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); + sz = sizeof(*event_data); + fw_event = alloc_fw_event_work(sz); if (!fw_event) return; - fw_event->event_data = kzalloc(sizeof(*event_data), GFP_ATOMIC); - if (!fw_event->event_data) - return; fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG; fw_event->ioc = ioc; memcpy(fw_event->event_data, event_data, sizeof(*event_data)); _scsih_fw_event_add(ioc, fw_event); + fw_event_work_put(fw_event); } /** * _scsih_error_recovery_delete_devices - remove devices not responding * @ioc: per adapter object - * - * Return nothing. */ static void _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc) { struct fw_event_work *fw_event; - if (ioc->is_driver_loading) - return; - fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); + fw_event = alloc_fw_event_work(0); if (!fw_event) return; fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES; fw_event->ioc = ioc; _scsih_fw_event_add(ioc, fw_event); + fw_event_work_put(fw_event); } /** * mpt3sas_port_enable_complete - port enable completed (fake event) * @ioc: per adapter object - * - * Return nothing. */ void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc) { struct fw_event_work *fw_event; - fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); + fw_event = alloc_fw_event_work(0); if (!fw_event) return; fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE; fw_event->ioc = ioc; _scsih_fw_event_add(ioc, fw_event); + fw_event_work_put(fw_event); +} + +static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc) +{ + unsigned long flags; + struct fw_event_work *fw_event = NULL; + + spin_lock_irqsave(&ioc->fw_event_lock, flags); + if (!list_empty(&ioc->fw_event_list)) { + fw_event = list_first_entry(&ioc->fw_event_list, + struct fw_event_work, list); + list_del_init(&fw_event->list); + fw_event_work_put(fw_event); + } + spin_unlock_irqrestore(&ioc->fw_event_lock, flags); + + return fw_event; } /** @@ -2573,23 +3681,144 @@ mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc) * Walk the firmware event queue, either killing timers, or waiting * for outstanding events to complete * - * Return nothing. + * Context: task, can sleep */ static void _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc) { - struct fw_event_work *fw_event, *next; + struct fw_event_work *fw_event; - if (list_empty(&ioc->fw_event_list) || - !ioc->firmware_event_thread || in_interrupt()) + if ((list_empty(&ioc->fw_event_list) && !ioc->current_event) || + !ioc->firmware_event_thread) return; + /* + * Set current running event as ignore, so that + * current running event will exit quickly. + * As diag reset has occurred it is of no use + * to process remaining stale event data entries. + */ + if (ioc->shost_recovery && ioc->current_event) + ioc->current_event->ignore = 1; + + ioc->fw_events_cleanup = 1; + while ((fw_event = dequeue_next_fw_event(ioc)) || + (fw_event = ioc->current_event)) { - list_for_each_entry_safe(fw_event, next, &ioc->fw_event_list, list) { - if (cancel_delayed_work(&fw_event->delayed_work)) { - _scsih_fw_event_free(ioc, fw_event); + /* + * Don't call cancel_work_sync() for current_event + * other than MPT3SAS_REMOVE_UNRESPONDING_DEVICES; + * otherwise we may observe deadlock if current + * hard reset issued as part of processing the current_event. + * + * Orginal logic of cleaning the current_event is added + * for handling the back to back host reset issued by the user. + * i.e. during back to back host reset, driver use to process + * the two instances of MPT3SAS_REMOVE_UNRESPONDING_DEVICES + * event back to back and this made the drives to unregister + * the devices from SML. + */ + + if (fw_event == ioc->current_event && + ioc->current_event->event != + MPT3SAS_REMOVE_UNRESPONDING_DEVICES) { + ioc->current_event = NULL; continue; } - fw_event->cancel_pending_work = 1; + + /* + * Driver has to clear ioc->start_scan flag when + * it is cleaning up MPT3SAS_PORT_ENABLE_COMPLETE, + * otherwise scsi_scan_host() API waits for the + * 5 minute timer to expire. If we exit from + * scsi_scan_host() early then we can issue the + * new port enable request as part of current diag reset. + */ + if (fw_event->event == MPT3SAS_PORT_ENABLE_COMPLETE) { + ioc->port_enable_cmds.status |= MPT3_CMD_RESET; + ioc->start_scan = 0; + } + + /* + * Wait on the fw_event to complete. If this returns 1, then + * the event was never executed, and we need a put for the + * reference the work had on the fw_event. + * + * If it did execute, we wait for it to finish, and the put will + * happen from _firmware_event_work() + */ + if (cancel_work_sync(&fw_event->work)) + fw_event_work_put(fw_event); + + } + ioc->fw_events_cleanup = 0; +} + +/** + * _scsih_internal_device_block - block the sdev device + * @sdev: per device object + * @sas_device_priv_data : per device driver private data + * + * make sure device is blocked without error, if not + * print an error + */ +static void +_scsih_internal_device_block(struct scsi_device *sdev, + struct MPT3SAS_DEVICE *sas_device_priv_data) +{ + int r = 0; + + sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n", + sas_device_priv_data->sas_target->handle); + sas_device_priv_data->block = 1; + + r = scsi_internal_device_block_nowait(sdev); + if (r == -EINVAL) + sdev_printk(KERN_WARNING, sdev, + "device_block failed with return(%d) for handle(0x%04x)\n", + r, sas_device_priv_data->sas_target->handle); +} + +/** + * _scsih_internal_device_unblock - unblock the sdev device + * @sdev: per device object + * @sas_device_priv_data : per device driver private data + * make sure device is unblocked without error, if not retry + * by blocking and then unblocking + */ + +static void +_scsih_internal_device_unblock(struct scsi_device *sdev, + struct MPT3SAS_DEVICE *sas_device_priv_data) +{ + int r = 0; + + sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, " + "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle); + sas_device_priv_data->block = 0; + r = scsi_internal_device_unblock_nowait(sdev, SDEV_RUNNING); + if (r == -EINVAL) { + /* The device has been set to SDEV_RUNNING by SD layer during + * device addition but the request queue is still stopped by + * our earlier block call. We need to perform a block again + * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */ + + sdev_printk(KERN_WARNING, sdev, + "device_unblock failed with return(%d) for handle(0x%04x) " + "performing a block followed by an unblock\n", + r, sas_device_priv_data->sas_target->handle); + sas_device_priv_data->block = 1; + r = scsi_internal_device_block_nowait(sdev); + if (r) + sdev_printk(KERN_WARNING, sdev, "retried device_block " + "failed with return(%d) for handle(0x%04x)\n", + r, sas_device_priv_data->sas_target->handle); + + sas_device_priv_data->block = 0; + r = scsi_internal_device_unblock_nowait(sdev, SDEV_RUNNING); + if (r) + sdev_printk(KERN_WARNING, sdev, "retried device_unblock" + " failed with return(%d) for handle(0x%04x)\n", + r, sas_device_priv_data->sas_target->handle); } } @@ -2612,11 +3841,10 @@ _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc) if (!sas_device_priv_data->block) continue; - sas_device_priv_data->block = 0; dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, "device_running, handle(0x%04x)\n", sas_device_priv_data->sas_target->handle)); - scsi_internal_device_unblock(sdev, SDEV_RUNNING); + _scsih_internal_device_unblock(sdev, sas_device_priv_data); } } @@ -2624,36 +3852,38 @@ _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc) /** * _scsih_ublock_io_device - prepare device to be deleted * @ioc: per adapter object - * @sas_addr: sas address + * @sas_address: sas address + * @port: hba port entry * * unblock then put device in offline state */ static void -_scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) +_scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, + u64 sas_address, struct hba_port *port) { struct MPT3SAS_DEVICE *sas_device_priv_data; struct scsi_device *sdev; shost_for_each_device(sdev, ioc->shost) { sas_device_priv_data = sdev->hostdata; - if (!sas_device_priv_data) + if (!sas_device_priv_data || !sas_device_priv_data->sas_target) continue; if (sas_device_priv_data->sas_target->sas_address != sas_address) continue; - if (sas_device_priv_data->block) { - sas_device_priv_data->block = 0; - scsi_internal_device_unblock(sdev, SDEV_RUNNING); - } + if (sas_device_priv_data->sas_target->port != port) + continue; + if (sas_device_priv_data->block) + _scsih_internal_device_unblock(sdev, + sas_device_priv_data); } } /** * _scsih_block_io_all_device - set the device state to SDEV_BLOCK * @ioc: per adapter object - * @handle: device handle * - * During device pull we need to appropiately set the sdev state. + * During device pull we need to appropriately set the sdev state. */ static void _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc) @@ -2667,10 +3897,13 @@ _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc) continue; if (sas_device_priv_data->block) continue; - sas_device_priv_data->block = 1; - scsi_internal_device_block(sdev); - sdev_printk(KERN_INFO, sdev, "device_blocked, handle(0x%04x)\n", - sas_device_priv_data->sas_target->handle); + if (sas_device_priv_data->ignore_delay_remove) { + sdev_printk(KERN_INFO, sdev, + "%s skip device_block for SES handle(0x%04x)\n", + __func__, sas_device_priv_data->sas_target->handle); + continue; + } + _scsih_internal_device_block(sdev, sas_device_priv_data); } } @@ -2679,13 +3912,16 @@ _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc) * @ioc: per adapter object * @handle: device handle * - * During device pull we need to appropiately set the sdev state. + * During device pull we need to appropriately set the sdev state. */ static void _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) { struct MPT3SAS_DEVICE *sas_device_priv_data; struct scsi_device *sdev; + struct _sas_device *sas_device; + + sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); shost_for_each_device(sdev, ioc->shost) { sas_device_priv_data = sdev->hostdata; @@ -2695,11 +3931,19 @@ _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) continue; if (sas_device_priv_data->block) continue; - sas_device_priv_data->block = 1; - scsi_internal_device_block(sdev); - sdev_printk(KERN_INFO, sdev, - "device_blocked, handle(0x%04x)\n", handle); + if (sas_device && sas_device->pend_sas_rphy_add) + continue; + if (sas_device_priv_data->ignore_delay_remove) { + sdev_printk(KERN_INFO, sdev, + "%s skip device_block for SES handle(0x%04x)\n", + __func__, sas_device_priv_data->sas_target->handle); + continue; + } + _scsih_internal_device_block(sdev, sas_device_priv_data); } + + if (sas_device) + sas_device_put(sas_device); } /** @@ -2728,12 +3972,14 @@ _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc, if (mpt3sas_port->remote_identify.device_type == SAS_END_DEVICE) { spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = - mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - mpt3sas_port->remote_identify.sas_address); - if (sas_device) + sas_device = __mpt3sas_get_sdev_by_addr(ioc, + mpt3sas_port->remote_identify.sas_address, + mpt3sas_port->hba_port); + if (sas_device) { set_bit(sas_device->handle, - ioc->blocking_handles); + ioc->blocking_handles); + sas_device_put(sas_device); + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } } @@ -2747,7 +3993,8 @@ _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc, SAS_FANOUT_EXPANDER_DEVICE) { expander_sibling = mpt3sas_scsih_expander_find_by_sas_address( - ioc, mpt3sas_port->remote_identify.sas_address); + ioc, mpt3sas_port->remote_identify.sas_address, + mpt3sas_port->hba_port); _scsih_block_io_to_children_attached_to_ex(ioc, expander_sibling); } @@ -2782,6 +4029,33 @@ _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc, } /** + * _scsih_block_io_to_pcie_children_attached_directly + * @ioc: per adapter object + * @event_data: topology change event data + * + * This routine set sdev state to SDEV_BLOCK for all devices + * direct attached during device pull/reconnect. + */ +static void +_scsih_block_io_to_pcie_children_attached_directly(struct MPT3SAS_ADAPTER *ioc, + Mpi26EventDataPCIeTopologyChangeList_t *event_data) +{ + int i; + u16 handle; + u16 reason_code; + + for (i = 0; i < event_data->NumEntries; i++) { + handle = + le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); + if (!handle) + continue; + reason_code = event_data->PortEntry[i].PortStatus; + if (reason_code == + MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING) + _scsih_block_io_device(ioc, handle); + } +} +/** * _scsih_tm_tr_send - send task management request * @ioc: per adapter object * @handle: device handle @@ -2801,31 +4075,27 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) { Mpi2SCSITaskManagementRequest_t *mpi_request; u16 smid; - struct _sas_device *sas_device; + struct _sas_device *sas_device = NULL; + struct _pcie_device *pcie_device = NULL; struct MPT3SAS_TARGET *sas_target_priv_data = NULL; u64 sas_address = 0; unsigned long flags; struct _tr_list *delayed_tr; u32 ioc_state; + u8 tr_method = 0; + struct hba_port *port = NULL; - if (ioc->remove_host) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host has been removed: handle(0x%04x)\n", - __func__, ioc->name, handle)); - return; - } else if (ioc->pci_error_recovery) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host in pci error recovery: handle(0x%04x)\n", - __func__, ioc->name, - handle)); + if (ioc->pci_error_recovery) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host in pci error recovery: handle(0x%04x)\n", + __func__, handle)); return; } ioc_state = mpt3sas_base_get_iocstate(ioc, 1); if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host is not operational: handle(0x%04x)\n", - __func__, ioc->name, - handle)); + dewtprintk(ioc, + ioc_info(ioc, "%s: host is not operational: handle(0x%04x)\n", + __func__, handle)); return; } @@ -2833,22 +4103,64 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) if (test_bit(handle, ioc->pd_handles)) return; + clear_bit(handle, ioc->pend_os_device_add); + spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); if (sas_device && sas_device->starget && sas_device->starget->hostdata) { sas_target_priv_data = sas_device->starget->hostdata; sas_target_priv_data->deleted = 1; sas_address = sas_device->sas_address; + port = sas_device->port; } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - + if (!sas_device) { + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); + if (pcie_device && pcie_device->starget && + pcie_device->starget->hostdata) { + sas_target_priv_data = pcie_device->starget->hostdata; + sas_target_priv_data->deleted = 1; + sas_address = pcie_device->wwid; + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + if (pcie_device && (!ioc->tm_custom_handling) && + (!(mpt3sas_scsih_is_pcie_scsi_device( + pcie_device->device_info)))) + tr_method = + MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE; + else + tr_method = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET; + } if (sas_target_priv_data) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n", - ioc->name, handle, - (unsigned long long)sas_address)); - _scsih_ublock_io_device(ioc, sas_address); + dewtprintk(ioc, + ioc_info(ioc, "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n", + handle, (u64)sas_address)); + if (sas_device) { + if (sas_device->enclosure_handle != 0) + dewtprintk(ioc, + ioc_info(ioc, "setting delete flag:enclosure logical id(0x%016llx), slot(%d)\n", + (u64)sas_device->enclosure_logical_id, + sas_device->slot)); + if (sas_device->connector_name[0] != '\0') + dewtprintk(ioc, + ioc_info(ioc, "setting delete flag: enclosure level(0x%04x), connector name( %s)\n", + sas_device->enclosure_level, + sas_device->connector_name)); + } else if (pcie_device) { + if (pcie_device->enclosure_handle != 0) + dewtprintk(ioc, + ioc_info(ioc, "setting delete flag: logical id(0x%016llx), slot(%d)\n", + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot)); + if (pcie_device->connector_name[0] != '\0') + dewtprintk(ioc, + ioc_info(ioc, "setting delete flag:, enclosure level(0x%04x), connector name( %s)\n", + pcie_device->enclosure_level, + pcie_device->connector_name)); + } + _scsih_ublock_io_device(ioc, sas_address, port); sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; } @@ -2856,27 +4168,34 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) if (!smid) { delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); if (!delayed_tr) - return; + goto out; INIT_LIST_HEAD(&delayed_tr->list); delayed_tr->handle = handle; list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "DELAYED:tr:handle(0x%04x), (open)\n", - ioc->name, handle)); - return; + dewtprintk(ioc, + ioc_info(ioc, "DELAYED:tr:handle(0x%04x), (open)\n", + handle)); + goto out; } - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", - ioc->name, handle, smid, - ioc->tm_tr_cb_idx)); + dewtprintk(ioc, + ioc_info(ioc, "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", + handle, smid, ioc->tm_tr_cb_idx)); mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; mpi_request->DevHandle = cpu_to_le16(handle); mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; - mpt3sas_base_put_smid_hi_priority(ioc, smid); + mpi_request->MsgFlags = tr_method; + set_bit(handle, ioc->device_remove_in_progress); + ioc->put_smid_hi_priority(ioc, smid, 0); mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL); + +out: + if (sas_device) + sas_device_put(sas_device); + if (pcie_device) + pcie_device_put(pcie_device); } /** @@ -2892,8 +4211,8 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) * handshake protocol with controller firmware. * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE) * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, @@ -2906,67 +4225,104 @@ _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, Mpi2SasIoUnitControlRequest_t *mpi_request; u16 smid_sas_ctrl; u32 ioc_state; + struct _sc_list *delayed_sc; - if (ioc->remove_host) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host has been removed\n", __func__, ioc->name)); - return 1; - } else if (ioc->pci_error_recovery) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host in pci error recovery\n", __func__, - ioc->name)); + if (ioc->pci_error_recovery) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host in pci error recovery\n", + __func__)); return 1; } ioc_state = mpt3sas_base_get_iocstate(ioc, 1); if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host is not operational\n", __func__, ioc->name)); + dewtprintk(ioc, + ioc_info(ioc, "%s: host is not operational\n", + __func__)); return 1; } if (unlikely(!mpi_reply)) { - pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return 1; } mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); handle = le16_to_cpu(mpi_request_tm->DevHandle); if (handle != le16_to_cpu(mpi_reply->DevHandle)) { - dewtprintk(ioc, pr_err(MPT3SAS_FMT - "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", - ioc->name, handle, - le16_to_cpu(mpi_reply->DevHandle), smid)); + dewtprintk(ioc, + ioc_err(ioc, "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", + handle, + le16_to_cpu(mpi_reply->DevHandle), smid)); return 0; } mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " - "loginfo(0x%08x), completed(%d)\n", ioc->name, - handle, smid, le16_to_cpu(mpi_reply->IOCStatus), - le32_to_cpu(mpi_reply->IOCLogInfo), - le32_to_cpu(mpi_reply->TerminationCount))); + dewtprintk(ioc, + ioc_info(ioc, "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), loginfo(0x%08x), completed(%d)\n", + handle, smid, le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo), + le32_to_cpu(mpi_reply->TerminationCount))); smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx); if (!smid_sas_ctrl) { - pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", - ioc->name, __func__); - return 1; - } - - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", - ioc->name, handle, smid_sas_ctrl, - ioc->tm_sas_control_cb_idx)); + delayed_sc = kzalloc(sizeof(*delayed_sc), GFP_ATOMIC); + if (!delayed_sc) + return _scsih_check_for_pending_tm(ioc, smid); + INIT_LIST_HEAD(&delayed_sc->list); + delayed_sc->handle = le16_to_cpu(mpi_request_tm->DevHandle); + list_add_tail(&delayed_sc->list, &ioc->delayed_sc_list); + dewtprintk(ioc, + ioc_info(ioc, "DELAYED:sc:handle(0x%04x), (open)\n", + handle)); + return _scsih_check_for_pending_tm(ioc, smid); + } + + dewtprintk(ioc, + ioc_info(ioc, "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", + handle, smid_sas_ctrl, ioc->tm_sas_control_cb_idx)); mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl); memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; mpi_request->DevHandle = mpi_request_tm->DevHandle; - mpt3sas_base_put_smid_default(ioc, smid_sas_ctrl); + ioc->put_smid_default(ioc, smid_sas_ctrl); return _scsih_check_for_pending_tm(ioc, smid); } +/** _scsih_allow_scmd_to_device - check whether scmd needs to + * issue to IOC or not. + * @ioc: per adapter object + * @scmd: pointer to scsi command object + * + * Returns true if scmd can be issued to IOC otherwise returns false. + */ +inline bool _scsih_allow_scmd_to_device(struct MPT3SAS_ADAPTER *ioc, + struct scsi_cmnd *scmd) +{ + + if (ioc->pci_error_recovery) + return false; + + if (ioc->hba_mpi_version_belonged == MPI2_VERSION) { + if (ioc->remove_host) + return false; + + return true; + } + + if (ioc->remove_host) { + + switch (scmd->cmnd[0]) { + case SYNCHRONIZE_CACHE: + case START_STOP: + return true; + default: + return false; + } + } + + return true; +} /** * _scsih_sas_control_complete - completion routine @@ -2980,8 +4336,8 @@ _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, * This code is part of the code to initiate the device removal * handshake protocol with controller firmware. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, @@ -2991,17 +4347,21 @@ _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, mpt3sas_base_get_reply_virt_addr(ioc, reply); if (likely(mpi_reply)) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "sc_complete:handle(0x%04x), (open) " - "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, - le16_to_cpu(mpi_reply->IOCStatus), - le32_to_cpu(mpi_reply->IOCLogInfo))); + dewtprintk(ioc, + ioc_info(ioc, "sc_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", + le16_to_cpu(mpi_reply->DevHandle), smid, + le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo))); + if (le16_to_cpu(mpi_reply->IOCStatus) == + MPI2_IOCSTATUS_SUCCESS) { + clear_bit(le16_to_cpu(mpi_reply->DevHandle), + ioc->device_remove_in_progress); + } } else { - pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); } - return 1; + return mpt3sas_check_for_pending_internal_cmds(ioc, smid); } /** @@ -3021,11 +4381,10 @@ _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) u16 smid; struct _tr_list *delayed_tr; - if (ioc->shost_recovery || ioc->remove_host || - ioc->pci_error_recovery) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host reset in progress!\n", - __func__, ioc->name)); + if (ioc->pci_error_recovery) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host reset in progress!\n", + __func__)); return; } @@ -3037,22 +4396,21 @@ _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) INIT_LIST_HEAD(&delayed_tr->list); delayed_tr->handle = handle; list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "DELAYED:tr:handle(0x%04x), (open)\n", - ioc->name, handle)); + dewtprintk(ioc, + ioc_info(ioc, "DELAYED:tr:handle(0x%04x), (open)\n", + handle)); return; } - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", - ioc->name, handle, smid, - ioc->tm_tr_volume_cb_idx)); + dewtprintk(ioc, + ioc_info(ioc, "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", + handle, smid, ioc->tm_tr_volume_cb_idx)); mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; mpi_request->DevHandle = cpu_to_le16(handle); mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; - mpt3sas_base_put_smid_hi_priority(ioc, smid); + ioc->put_smid_hi_priority(ioc, smid, 0); } /** @@ -3063,8 +4421,8 @@ _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) * @reply: reply message frame(lower 32bit addr) * Context: interrupt time. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, @@ -3075,39 +4433,171 @@ _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, Mpi2SCSITaskManagementReply_t *mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); - if (ioc->shost_recovery || ioc->remove_host || - ioc->pci_error_recovery) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host reset in progress!\n", - __func__, ioc->name)); + if (ioc->shost_recovery || ioc->pci_error_recovery) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host reset in progress!\n", + __func__)); return 1; } if (unlikely(!mpi_reply)) { - pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return 1; } mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); handle = le16_to_cpu(mpi_request_tm->DevHandle); if (handle != le16_to_cpu(mpi_reply->DevHandle)) { - dewtprintk(ioc, pr_err(MPT3SAS_FMT - "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", - ioc->name, handle, - le16_to_cpu(mpi_reply->DevHandle), smid)); + dewtprintk(ioc, + ioc_err(ioc, "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", + handle, le16_to_cpu(mpi_reply->DevHandle), + smid)); return 0; } - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " - "loginfo(0x%08x), completed(%d)\n", ioc->name, - handle, smid, le16_to_cpu(mpi_reply->IOCStatus), - le32_to_cpu(mpi_reply->IOCLogInfo), - le32_to_cpu(mpi_reply->TerminationCount))); + dewtprintk(ioc, + ioc_info(ioc, "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), loginfo(0x%08x), completed(%d)\n", + handle, smid, le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo), + le32_to_cpu(mpi_reply->TerminationCount))); return _scsih_check_for_pending_tm(ioc, smid); } +/** + * _scsih_issue_delayed_event_ack - issue delayed Event ACK messages + * @ioc: per adapter object + * @smid: system request message index + * @event: Event ID + * @event_context: used to track events uniquely + * + * Context - processed in interrupt context. + */ +static void +_scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, U16 event, + U32 event_context) +{ + Mpi2EventAckRequest_t *ack_request; + int i = smid - ioc->internal_smid; + unsigned long flags; + + /* Without releasing the smid just update the + * call back index and reuse the same smid for + * processing this delayed request + */ + spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); + ioc->internal_lookup[i].cb_idx = ioc->base_cb_idx; + spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); + + dewtprintk(ioc, + ioc_info(ioc, "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n", + le16_to_cpu(event), smid, ioc->base_cb_idx)); + ack_request = mpt3sas_base_get_msg_frame(ioc, smid); + memset(ack_request, 0, sizeof(Mpi2EventAckRequest_t)); + ack_request->Function = MPI2_FUNCTION_EVENT_ACK; + ack_request->Event = event; + ack_request->EventContext = event_context; + ack_request->VF_ID = 0; /* TODO */ + ack_request->VP_ID = 0; + ioc->put_smid_default(ioc, smid); +} + +/** + * _scsih_issue_delayed_sas_io_unit_ctrl - issue delayed + * sas_io_unit_ctrl messages + * @ioc: per adapter object + * @smid: system request message index + * @handle: device handle + * + * Context - processed in interrupt context. + */ +static void +_scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER *ioc, + u16 smid, u16 handle) +{ + Mpi2SasIoUnitControlRequest_t *mpi_request; + u32 ioc_state; + int i = smid - ioc->internal_smid; + unsigned long flags; + + if (ioc->remove_host) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host has been removed\n", + __func__)); + return; + } else if (ioc->pci_error_recovery) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host in pci error recovery\n", + __func__)); + return; + } + ioc_state = mpt3sas_base_get_iocstate(ioc, 1); + if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { + dewtprintk(ioc, + ioc_info(ioc, "%s: host is not operational\n", + __func__)); + return; + } + + /* Without releasing the smid just update the + * call back index and reuse the same smid for + * processing this delayed request + */ + spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); + ioc->internal_lookup[i].cb_idx = ioc->tm_sas_control_cb_idx; + spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); + + dewtprintk(ioc, + ioc_info(ioc, "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", + handle, smid, ioc->tm_sas_control_cb_idx)); + mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); + memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); + mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; + mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; + mpi_request->DevHandle = cpu_to_le16(handle); + ioc->put_smid_default(ioc, smid); +} + +/** + * mpt3sas_check_for_pending_internal_cmds - check for pending internal messages + * @ioc: per adapter object + * @smid: system request message index + * + * Context: Executed in interrupt context + * + * This will check delayed internal messages list, and process the + * next request. + * + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. + */ +u8 +mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, u16 smid) +{ + struct _sc_list *delayed_sc; + struct _event_ack_list *delayed_event_ack; + + if (!list_empty(&ioc->delayed_event_ack_list)) { + delayed_event_ack = list_entry(ioc->delayed_event_ack_list.next, + struct _event_ack_list, list); + _scsih_issue_delayed_event_ack(ioc, smid, + delayed_event_ack->Event, delayed_event_ack->EventContext); + list_del(&delayed_event_ack->list); + kfree(delayed_event_ack); + return 0; + } + + if (!list_empty(&ioc->delayed_sc_list)) { + delayed_sc = list_entry(ioc->delayed_sc_list.next, + struct _sc_list, list); + _scsih_issue_delayed_sas_io_unit_ctrl(ioc, smid, + delayed_sc->handle); + list_del(&delayed_sc->list); + kfree(delayed_sc); + return 0; + } + return 1; +} /** * _scsih_check_for_pending_tm - check for pending task management @@ -3117,8 +4607,8 @@ _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, * This will check delayed target reset list, and feed the * next reqeust. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid) @@ -3158,8 +4648,6 @@ _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid) * This handles the case where driver receives multiple expander * add and delete events in a single shot. When there is a delete event * the routine will void any pending add events waiting in the event queue. - * - * Return nothing. */ static void _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc, @@ -3214,15 +4702,88 @@ _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc, if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || fw_event->ignore) continue; - local_event_data = fw_event->event_data; + local_event_data = (Mpi2EventDataSasTopologyChangeList_t *) + fw_event->event_data; if (local_event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED || local_event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { if (le16_to_cpu(local_event_data->ExpanderDevHandle) == expander_handle) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "setting ignoring flag\n", ioc->name)); + dewtprintk(ioc, + ioc_info(ioc, "setting ignoring flag\n")); + fw_event->ignore = 1; + } + } + } + spin_unlock_irqrestore(&ioc->fw_event_lock, flags); +} + +/** + * _scsih_check_pcie_topo_remove_events - sanity check on topo + * events + * @ioc: per adapter object + * @event_data: the event data payload + * + * This handles the case where driver receives multiple switch + * or device add and delete events in a single shot. When there + * is a delete event the routine will void any pending add + * events waiting in the event queue. + */ +static void +_scsih_check_pcie_topo_remove_events(struct MPT3SAS_ADAPTER *ioc, + Mpi26EventDataPCIeTopologyChangeList_t *event_data) +{ + struct fw_event_work *fw_event; + Mpi26EventDataPCIeTopologyChangeList_t *local_event_data; + unsigned long flags; + int i, reason_code; + u16 handle, switch_handle; + + for (i = 0; i < event_data->NumEntries; i++) { + handle = + le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); + if (!handle) + continue; + reason_code = event_data->PortEntry[i].PortStatus; + if (reason_code == MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING) + _scsih_tm_tr_send(ioc, handle); + } + + switch_handle = le16_to_cpu(event_data->SwitchDevHandle); + if (!switch_handle) { + _scsih_block_io_to_pcie_children_attached_directly( + ioc, event_data); + return; + } + /* TODO We are not supporting cascaded PCIe Switch removal yet*/ + if ((event_data->SwitchStatus + == MPI26_EVENT_PCIE_TOPO_SS_DELAY_NOT_RESPONDING) || + (event_data->SwitchStatus == + MPI26_EVENT_PCIE_TOPO_SS_RESPONDING)) + _scsih_block_io_to_pcie_children_attached_directly( + ioc, event_data); + + if (event_data->SwitchStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) + return; + + /* mark ignore flag for pending events */ + spin_lock_irqsave(&ioc->fw_event_lock, flags); + list_for_each_entry(fw_event, &ioc->fw_event_list, list) { + if (fw_event->event != MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST || + fw_event->ignore) + continue; + local_event_data = + (Mpi26EventDataPCIeTopologyChangeList_t *) + fw_event->event_data; + if (local_event_data->SwitchStatus == + MPI2_EVENT_SAS_TOPO_ES_ADDED || + local_event_data->SwitchStatus == + MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { + if (le16_to_cpu(local_event_data->SwitchDevHandle) == + switch_handle) { + dewtprintk(ioc, + ioc_info(ioc, "setting ignoring flag for switch event\n")); fw_event->ignore = 1; } } @@ -3245,16 +4806,15 @@ _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) unsigned long flags; spin_lock_irqsave(&ioc->raid_device_lock, flags); - raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); if (raid_device && raid_device->starget && raid_device->starget->hostdata) { sas_target_priv_data = raid_device->starget->hostdata; sas_target_priv_data->deleted = 1; - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "setting delete flag: handle(0x%04x), " - "wwid(0x%016llx)\n", ioc->name, handle, - (unsigned long long) raid_device->wwid)); + dewtprintk(ioc, + ioc_info(ioc, "setting delete flag: handle(0x%04x), wwid(0x%016llx)\n", + handle, (u64)raid_device->wwid)); } spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } @@ -3291,8 +4851,6 @@ _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b) * volume has been deleted or removed. When the target reset is sent * to volume, the PD target resets need to be queued to start upon * completion of the volume target reset. - * - * Return nothing. */ static void _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, @@ -3306,6 +4864,9 @@ _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, a = 0; b = 0; + if (ioc->is_warpdrive) + return; + /* Volume Resets for Deleted or Removed */ element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; for (i = 0; i < event_data->NumElements; i++, element++) { @@ -3355,9 +4916,9 @@ _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, INIT_LIST_HEAD(&delayed_tr->list); delayed_tr->handle = handle; list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name, - handle)); + dewtprintk(ioc, + ioc_info(ioc, "DELAYED:tr:handle(0x%04x), (open)\n", + handle)); } else _scsih_tm_tr_send(ioc, handle); } @@ -3373,8 +4934,6 @@ _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, * This will handle the case when the cable connected to entire volume is * pulled. We will take care of setting the deleted flag so normal IO will * not be sent. - * - * Return nothing. */ static void _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc, @@ -3392,95 +4951,131 @@ _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc, } /** + * _scsih_temp_threshold_events - display temperature threshold exceeded events + * @ioc: per adapter object + * @event_data: the temp threshold event data + * Context: interrupt time. + */ +static void +_scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc, + Mpi2EventDataTemperature_t *event_data) +{ + u32 doorbell; + if (ioc->temp_sensors_count >= event_data->SensorNum) { + ioc_err(ioc, "Temperature Threshold flags %s%s%s%s exceeded for Sensor: %d !!!\n", + le16_to_cpu(event_data->Status) & 0x1 ? "0 " : " ", + le16_to_cpu(event_data->Status) & 0x2 ? "1 " : " ", + le16_to_cpu(event_data->Status) & 0x4 ? "2 " : " ", + le16_to_cpu(event_data->Status) & 0x8 ? "3 " : " ", + event_data->SensorNum); + ioc_err(ioc, "Current Temp In Celsius: %d\n", + event_data->CurrentTemperature); + if (ioc->hba_mpi_version_belonged != MPI2_VERSION) { + doorbell = mpt3sas_base_get_iocstate(ioc, 0); + if ((doorbell & MPI2_IOC_STATE_MASK) == + MPI2_IOC_STATE_FAULT) { + mpt3sas_print_fault_code(ioc, + doorbell & MPI2_DOORBELL_DATA_MASK); + } else if ((doorbell & MPI2_IOC_STATE_MASK) == + MPI2_IOC_STATE_COREDUMP) { + mpt3sas_print_coredump_info(ioc, + doorbell & MPI2_DOORBELL_DATA_MASK); + } + } + } +} + +static int _scsih_set_satl_pending(struct scsi_cmnd *scmd, bool pending) +{ + struct MPT3SAS_DEVICE *priv = scmd->device->hostdata; + + if (scmd->cmnd[0] != ATA_12 && scmd->cmnd[0] != ATA_16) + return 0; + + if (pending) + return test_and_set_bit(0, &priv->ata_command_pending); + + clear_bit(0, &priv->ata_command_pending); + return 0; +} + +/** * _scsih_flush_running_cmds - completing outstanding commands. * @ioc: per adapter object * * The flushing out of all pending scmd commands following host reset, * where all IO is dropped to the floor. - * - * Return nothing. */ static void _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc) { struct scsi_cmnd *scmd; + struct scsiio_tracker *st; u16 smid; - u16 count = 0; + int count = 0; for (smid = 1; smid <= ioc->scsiio_depth; smid++) { - scmd = _scsih_scsi_lookup_get_clear(ioc, smid); + scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); if (!scmd) continue; count++; - mpt3sas_base_free_smid(ioc, smid); + _scsih_set_satl_pending(scmd, false); + st = scsi_cmd_priv(scmd); + mpt3sas_base_clear_st(ioc, st); scsi_dma_unmap(scmd); - if (ioc->pci_error_recovery) + if (ioc->pci_error_recovery || ioc->remove_host) scmd->result = DID_NO_CONNECT << 16; else scmd->result = DID_RESET << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); } - dtmprintk(ioc, pr_info(MPT3SAS_FMT "completing %d cmds\n", - ioc->name, count)); + dtmprintk(ioc, ioc_info(ioc, "completing %d cmds\n", count)); } /** * _scsih_setup_eedp - setup MPI request for EEDP transfer * @ioc: per adapter object * @scmd: pointer to scsi command object - * @mpi_request: pointer to the SCSI_IO reqest message frame + * @mpi_request: pointer to the SCSI_IO request message frame * * Supporting protection 1 and 3. - * - * Returns nothing */ static void _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, - Mpi2SCSIIORequest_t *mpi_request) + Mpi25SCSIIORequest_t *mpi_request) { u16 eedp_flags; - unsigned char prot_op = scsi_get_prot_op(scmd); - unsigned char prot_type = scsi_get_prot_type(scmd); Mpi25SCSIIORequest_t *mpi_request_3v = (Mpi25SCSIIORequest_t *)mpi_request; - if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) - return; - - if (prot_op == SCSI_PROT_READ_STRIP) + switch (scsi_get_prot_op(scmd)) { + case SCSI_PROT_READ_STRIP: eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP; - else if (prot_op == SCSI_PROT_WRITE_INSERT) + break; + case SCSI_PROT_WRITE_INSERT: eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP; - else + break; + default: return; + } - switch (prot_type) { - case SCSI_PROT_DIF_TYPE1: - case SCSI_PROT_DIF_TYPE2: - - /* - * enable ref/guard checking - * auto increment ref tag - */ - eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | - MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | - MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; - mpi_request->CDB.EEDP32.PrimaryReferenceTag = - cpu_to_be32(scsi_get_lba(scmd)); - break; + if (scmd->prot_flags & SCSI_PROT_GUARD_CHECK) + eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; - case SCSI_PROT_DIF_TYPE3: + if (scmd->prot_flags & SCSI_PROT_REF_CHECK) + eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG; - /* - * enable guard checking - */ - eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; + if (scmd->prot_flags & SCSI_PROT_REF_INCREMENT) { + eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG; - break; + mpi_request->CDB.EEDP32.PrimaryReferenceTag = + cpu_to_be32(scsi_prot_ref_tag(scmd)); } - mpi_request_3v->EEDPBlockSize = - cpu_to_le16(scmd->device->sector_size); + mpi_request_3v->EEDPBlockSize = cpu_to_le16(scsi_prot_interval(scmd)); + + if (ioc->is_gen35_ioc) + eedp_flags |= MPI25_SCSIIO_EEDPFLAGS_APPTAG_DISABLE_MODE; mpi_request->EEDPFlags = cpu_to_le16(eedp_flags); } @@ -3488,8 +5083,6 @@ _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, * _scsih_eedp_error_handling - return sense code for EEDP errors * @scmd: pointer to scsi command object * @ioc_status: ioc status - * - * Returns nothing */ static void _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) @@ -3510,51 +5103,49 @@ _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) ascq = 0x00; break; } - scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10, - ascq); - scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) | - SAM_STAT_CHECK_CONDITION; + scsi_build_sense(scmd, 0, ILLEGAL_REQUEST, 0x10, ascq); + set_host_byte(scmd, DID_ABORT); } - /** - * _scsih_qcmd_lck - main scsi request entry point + * scsih_qcmd - main scsi request entry point + * @shost: SCSI host pointer * @scmd: pointer to scsi command object - * @done: function pointer to be invoked on completion * * The callback index is set inside `ioc->scsi_io_cb_idx`. * - * Returns 0 on success. If there's a failure, return either: + * Return: 0 on success. If there's a failure, return either: * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full */ static int -_scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) +scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) { - struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); + struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); struct MPT3SAS_DEVICE *sas_device_priv_data; struct MPT3SAS_TARGET *sas_target_priv_data; - Mpi2SCSIIORequest_t *mpi_request; + struct _raid_device *raid_device; + struct request *rq = scsi_cmd_to_rq(scmd); + int class; + Mpi25SCSIIORequest_t *mpi_request; + struct _pcie_device *pcie_device = NULL; u32 mpi_control; u16 smid; u16 handle; -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING if (ioc->logging_level & MPT_DEBUG_SCSI) scsi_print_command(scmd); -#endif - scmd->scsi_done = done; sas_device_priv_data = scmd->device->hostdata; if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); return 0; } - if (ioc->pci_error_recovery || ioc->remove_host) { + if (!(_scsih_allow_scmd_to_device(ioc, scmd))) { scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); return 0; } @@ -3562,26 +5153,49 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) /* invalid device handle */ handle = sas_target_priv_data->handle; + + /* + * Avoid error handling escallation when device is disconnected + */ + if (handle == MPT3SAS_INVALID_DEVICE_HANDLE || sas_device_priv_data->block) { + if (scmd->device->host->shost_state == SHOST_RECOVERY && + scmd->cmnd[0] == TEST_UNIT_READY) { + scsi_build_sense(scmd, 0, UNIT_ATTENTION, 0x29, 0x07); + scsi_done(scmd); + return 0; + } + } + if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) { scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); return 0; } - /* host recovery or link resets sent via IOCTLs */ - if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) + if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) { + /* host recovery or link resets sent via IOCTLs */ return SCSI_MLQUEUE_HOST_BUSY; - - /* device has been deleted */ - else if (sas_target_priv_data->deleted) { + } else if (sas_target_priv_data->deleted) { + /* device has been deleted */ scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); return 0; - /* device busy with task managment */ } else if (sas_target_priv_data->tm_busy || - sas_device_priv_data->block) + sas_device_priv_data->block) { + /* device busy with task management */ return SCSI_MLQUEUE_DEVICE_BUSY; + } + + /* + * Bug work around for firmware SATL handling. The loop + * is based on atomic operations and ensures consistency + * since we're lockless at this point + */ + do { + if (test_bit(0, &sas_device_priv_data->ata_command_pending)) + return SCSI_MLQUEUE_DEVICE_BUSY; + } while (_scsih_set_satl_pending(scmd, true)); if (scmd->sc_data_direction == DMA_FROM_DEVICE) mpi_control = MPI2_SCSIIO_CONTROL_READ; @@ -3591,29 +5205,29 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; /* set tags */ - if (!(sas_device_priv_data->flags & MPT_DEVICE_FLAGS_INIT)) { - if (scmd->device->tagged_supported) { - if (scmd->device->ordered_tags) - mpi_control |= MPI2_SCSIIO_CONTROL_ORDEREDQ; - else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - } else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - } else - mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - - if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) && - scmd->cmd_len != 32) + mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; + /* NCQ Prio supported, make sure control indicated high priority */ + if (sas_device_priv_data->ncq_prio_enable) { + class = IOPRIO_PRIO_CLASS(req_get_ioprio(rq)); + if (class == IOPRIO_CLASS_RT) + mpi_control |= 1 << MPI2_SCSIIO_CONTROL_CMDPRI_SHIFT; + } + /* Make sure Device is not raid volume. + * We do not expose raid functionality to upper layer for warpdrive. + */ + if (((!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev)) + && !scsih_is_nvme(&scmd->device->sdev_gendev)) + && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32) mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); if (!smid) { - pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", - ioc->name, __func__); + ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); + _scsih_set_satl_pending(scmd, false); goto out; } mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); - memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t)); + memset(mpi_request, 0, ioc->request_sz); _scsih_setup_eedp(ioc, scmd, mpi_request); if (scmd->cmd_len == 32) @@ -3632,42 +5246,46 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; mpi_request->SenseBufferLowAddress = mpt3sas_base_get_sense_buffer_dma(ioc, smid); - mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4; + mpi_request->SGLOffset0 = offsetof(Mpi25SCSIIORequest_t, SGL) / 4; int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *) mpi_request->LUN); memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); if (mpi_request->DataLength) { - if (ioc->build_sg_scmd(ioc, scmd, smid)) { + pcie_device = sas_target_priv_data->pcie_dev; + if (ioc->build_sg_scmd(ioc, scmd, smid, pcie_device)) { mpt3sas_base_free_smid(ioc, smid); + _scsih_set_satl_pending(scmd, false); goto out; } } else ioc->build_zero_len_sge(ioc, &mpi_request->SGL); + raid_device = sas_target_priv_data->raid_device; + if (raid_device && raid_device->direct_io_enabled) + mpt3sas_setup_direct_io(ioc, scmd, + raid_device, mpi_request); + if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) { if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) { mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len | MPI25_SCSIIO_IOFLAGS_FAST_PATH); - mpt3sas_base_put_smid_fast_path(ioc, smid, handle); + ioc->put_smid_fast_path(ioc, smid, handle); } else - mpt3sas_base_put_smid_scsi_io(ioc, smid, handle); + ioc->put_smid_scsi_io(ioc, smid, + le16_to_cpu(mpi_request->DevHandle)); } else - mpt3sas_base_put_smid_default(ioc, smid); + ioc->put_smid_default(ioc, smid); return 0; out: return SCSI_MLQUEUE_HOST_BUSY; } -static DEF_SCSI_QCMD(_scsih_qcmd) - /** * _scsih_normalize_sense - normalize descriptor and fixed format sense data * @sense_buffer: sense data returned by target * @data: normalized skey/asc/ascq - * - * Return nothing. */ static void _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) @@ -3685,18 +5303,16 @@ _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) } } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING /** - * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request + * _scsih_scsi_ioc_info - translated non-successful SCSI_IO request * @ioc: per adapter object * @scmd: pointer to scsi command object * @mpi_reply: reply mf payload returned from firmware + * @smid: ? * * scsi_status - SCSI Status code returned from target device * scsi_state - state info associated with SCSI_IO determined by ioc * ioc_status - ioc supplied status info - * - * Return nothing. */ static void _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, @@ -3713,14 +5329,17 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, char *desc_scsi_state = ioc->tmp_string; u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); struct _sas_device *sas_device = NULL; - unsigned long flags; + struct _pcie_device *pcie_device = NULL; struct scsi_target *starget = scmd->device->sdev_target; struct MPT3SAS_TARGET *priv_target = starget->hostdata; char *device_str = NULL; if (!priv_target) return; - device_str = "volume"; + if (ioc->hide_ir_msg) + device_str = "WarpDrive"; + else + device_str = "volume"; if (log_info == 0x31170000) return; @@ -3777,6 +5396,9 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: desc_ioc_state = "eedp app tag error"; break; + case MPI2_IOCSTATUS_INSUFFICIENT_POWER: + desc_ioc_state = "insufficient power"; + break; default: desc_ioc_state = "unknown"; break; @@ -3838,72 +5460,77 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, scsi_print_command(scmd); if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { - pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name, - device_str, (unsigned long long)priv_target->sas_address); + ioc_warn(ioc, "\t%s wwid(0x%016llx)\n", + device_str, (u64)priv_target->sas_address); + } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { + pcie_device = mpt3sas_get_pdev_from_target(ioc, priv_target); + if (pcie_device) { + ioc_info(ioc, "\twwid(0x%016llx), port(%d)\n", + (u64)pcie_device->wwid, pcie_device->port_num); + if (pcie_device->enclosure_handle != 0) + ioc_info(ioc, "\tenclosure logical id(0x%016llx), slot(%d)\n", + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot); + if (pcie_device->connector_name[0]) + ioc_info(ioc, "\tenclosure level(0x%04x), connector name( %s)\n", + pcie_device->enclosure_level, + pcie_device->connector_name); + pcie_device_put(pcie_device); + } } else { - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - priv_target->sas_address); + sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target); if (sas_device) { - pr_warn(MPT3SAS_FMT - "\tsas_address(0x%016llx), phy(%d)\n", - ioc->name, (unsigned long long) - sas_device->sas_address, sas_device->phy); - pr_warn(MPT3SAS_FMT - "\tenclosure_logical_id(0x%016llx), slot(%d)\n", - ioc->name, (unsigned long long) - sas_device->enclosure_logical_id, sas_device->slot); + ioc_warn(ioc, "\tsas_address(0x%016llx), phy(%d)\n", + (u64)sas_device->sas_address, sas_device->phy); + + _scsih_display_enclosure_chassis_info(ioc, sas_device, + NULL, NULL); + + sas_device_put(sas_device); } - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } - pr_warn(MPT3SAS_FMT - "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n", - ioc->name, le16_to_cpu(mpi_reply->DevHandle), - desc_ioc_state, ioc_status, smid); - pr_warn(MPT3SAS_FMT - "\trequest_len(%d), underflow(%d), resid(%d)\n", - ioc->name, scsi_bufflen(scmd), scmd->underflow, - scsi_get_resid(scmd)); - pr_warn(MPT3SAS_FMT - "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n", - ioc->name, le16_to_cpu(mpi_reply->TaskTag), - le32_to_cpu(mpi_reply->TransferCount), scmd->result); - pr_warn(MPT3SAS_FMT - "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n", - ioc->name, desc_scsi_status, - scsi_status, desc_scsi_state, scsi_state); + ioc_warn(ioc, "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n", + le16_to_cpu(mpi_reply->DevHandle), + desc_ioc_state, ioc_status, smid); + ioc_warn(ioc, "\trequest_len(%d), underflow(%d), resid(%d)\n", + scsi_bufflen(scmd), scmd->underflow, scsi_get_resid(scmd)); + ioc_warn(ioc, "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n", + le16_to_cpu(mpi_reply->TaskTag), + le32_to_cpu(mpi_reply->TransferCount), scmd->result); + ioc_warn(ioc, "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n", + desc_scsi_status, scsi_status, desc_scsi_state, scsi_state); if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { struct sense_info data; _scsih_normalize_sense(scmd->sense_buffer, &data); - pr_warn(MPT3SAS_FMT - "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n", - ioc->name, data.skey, - data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount)); + ioc_warn(ioc, "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n", + data.skey, data.asc, data.ascq, + le32_to_cpu(mpi_reply->SenseCount)); } - if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) { response_info = le32_to_cpu(mpi_reply->ResponseInfo); response_bytes = (u8 *)&response_info; _scsih_response_code(ioc, response_bytes[0]); } } -#endif /** - * _scsih_turn_on_fault_led - illuminate Fault LED + * _scsih_turn_on_pfa_led - illuminate PFA LED * @ioc: per adapter object * @handle: device handle * Context: process - * - * Return nothing. */ static void -_scsih_turn_on_fault_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) +_scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) { Mpi2SepReply_t mpi_reply; Mpi2SepRequest_t mpi_request; + struct _sas_device *sas_device; + + sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); + if (!sas_device) + return; memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; @@ -3914,40 +5541,79 @@ _scsih_turn_on_fault_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS; if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, &mpi_request)) != 0) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + sas_device->pfa_led_on = 1; + + if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { + dewtprintk(ioc, + ioc_info(ioc, "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", + le16_to_cpu(mpi_reply.IOCStatus), + le32_to_cpu(mpi_reply.IOCLogInfo))); + goto out; + } +out: + sas_device_put(sas_device); +} + +/** + * _scsih_turn_off_pfa_led - turn off Fault LED + * @ioc: per adapter object + * @sas_device: sas device whose PFA LED has to turned off + * Context: process + */ +static void +_scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc, + struct _sas_device *sas_device) +{ + Mpi2SepReply_t mpi_reply; + Mpi2SepRequest_t mpi_request; + + memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); + mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; + mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; + mpi_request.SlotStatus = 0; + mpi_request.Slot = cpu_to_le16(sas_device->slot); + mpi_request.DevHandle = 0; + mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle); + mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS; + if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, + &mpi_request)) != 0) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", - ioc->name, le16_to_cpu(mpi_reply.IOCStatus), - le32_to_cpu(mpi_reply.IOCLogInfo))); + dewtprintk(ioc, + ioc_info(ioc, "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", + le16_to_cpu(mpi_reply.IOCStatus), + le32_to_cpu(mpi_reply.IOCLogInfo))); return; } } /** - * _scsih_send_event_to_turn_on_fault_led - fire delayed event + * _scsih_send_event_to_turn_on_pfa_led - fire delayed event * @ioc: per adapter object * @handle: device handle * Context: interrupt. - * - * Return nothing. */ static void -_scsih_send_event_to_turn_on_fault_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) +_scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) { struct fw_event_work *fw_event; - fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); + fw_event = alloc_fw_event_work(0); if (!fw_event) return; - fw_event->event = MPT3SAS_TURN_ON_FAULT_LED; + fw_event->event = MPT3SAS_TURN_ON_PFA_LED; fw_event->device_handle = handle; fw_event->ioc = ioc; _scsih_fw_event_add(ioc, fw_event); + fw_event_work_put(fw_event); } /** @@ -3955,8 +5621,6 @@ _scsih_send_event_to_turn_on_fault_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) * @ioc: per adapter object * @handle: device handle * Context: interrupt. - * - * Return nothing. */ static void _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) @@ -3971,33 +5635,32 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) /* only handle non-raid devices */ spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - if (!sas_device) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; - } + sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); + if (!sas_device) + goto out_unlock; + starget = sas_device->starget; sas_target_priv_data = starget->hostdata; if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) || - ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; - } - starget_printk(KERN_WARNING, starget, "predicted fault\n"); + ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) + goto out_unlock; + + _scsih_display_enclosure_chassis_info(NULL, sas_device, NULL, starget); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) - _scsih_send_event_to_turn_on_fault_led(ioc, handle); + _scsih_send_event_to_turn_on_pfa_led(ioc, handle); /* insert into event log */ sz = offsetof(Mpi2EventNotificationReply_t, EventData) + sizeof(Mpi2EventDataSasDeviceStatusChange_t); - event_reply = kzalloc(sz, GFP_KERNEL); + event_reply = kzalloc(sz, GFP_ATOMIC); if (!event_reply) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); - return; + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; } event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION; @@ -4014,6 +5677,14 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address); mpt3sas_ctl_add_to_event_log(ioc, event_reply); kfree(event_reply); +out: + if (sas_device) + sas_device_put(sas_device); + return; + +out_unlock: + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + goto out; } /** @@ -4025,15 +5696,16 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) * * Callback handler when using _scsih_qcmd. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) { - Mpi2SCSIIORequest_t *mpi_request; + Mpi25SCSIIORequest_t *mpi_request; Mpi2SCSIIOReply_t *mpi_reply; struct scsi_cmnd *scmd; + struct scsiio_tracker *st; u16 ioc_status; u32 xfer_cnt; u8 scsi_state; @@ -4043,10 +5715,13 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) u32 response_code = 0; mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); - scmd = _scsih_scsi_lookup_get_clear(ioc, smid); + + scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); if (scmd == NULL) return 1; + _scsih_set_satl_pending(scmd, false); + mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); if (mpi_reply == NULL) { @@ -4062,6 +5737,23 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) } ioc_status = le16_to_cpu(mpi_reply->IOCStatus); + /* + * WARPDRIVE: If direct_io is set then it is directIO, + * the failed direct I/O should be redirected to volume + */ + st = scsi_cmd_priv(scmd); + if (st->direct_io && + ((ioc_status & MPI2_IOCSTATUS_MASK) + != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) { + st->direct_io = 0; + st->scmd = scmd; + memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); + mpi_request->DevHandle = + cpu_to_le16(sas_device_priv_data->sas_target->handle); + ioc->put_smid_scsi_io(ioc, smid, + sas_device_priv_data->sas_target->handle); + return 0; + } /* turning off TLR */ scsi_state = mpi_reply->SCSIState; if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) @@ -4069,10 +5761,14 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; if (!sas_device_priv_data->tlr_snoop_check) { sas_device_priv_data->tlr_snoop_check++; - if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) && - response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) - sas_device_priv_data->flags &= - ~MPT_DEVICE_TLR_ON; + if ((!ioc->is_warpdrive && + !scsih_is_raid(&scmd->device->sdev_gendev) && + !scsih_is_nvme(&scmd->device->sdev_gendev)) + && sas_is_tlr_enabled(scmd->device) && + response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) { + sas_disable_tlr(scmd->device); + sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n"); + } } xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); @@ -4104,8 +5800,13 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) _scsih_smart_predicted_fault(ioc, le16_to_cpu(mpi_reply->DevHandle)); mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq); - } + if ((ioc->logging_level & MPT_DEBUG_REPLY) && + ((scmd->sense_buffer[2] == UNIT_ATTENTION) || + (scmd->sense_buffer[2] == MEDIUM_ERROR) || + (scmd->sense_buffer[2] == HARDWARE_ERROR))) + _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid); + } switch (ioc_status) { case MPI2_IOCSTATUS_BUSY: case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES: @@ -4121,6 +5822,17 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) scmd->result = DID_TRANSPORT_DISRUPTED << 16; goto out; } + if (log_info == IOC_LOGINFO_SATA_NCQ_FAIL_AFTER_ERR) { + /* + * This is a ATA NCQ command aborted due to another NCQ + * command failure. We must retry this command + * immediately but without incrementing its retry + * counter. + */ + WARN_ON_ONCE(xfer_cnt != 0); + scmd->result = DID_IMM_RETRY << 16; + break; + } if (log_info == 0x31110630) { if (scmd->retries > 2) { scmd->result = DID_NO_CONNECT << 16; @@ -4131,6 +5843,14 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) scmd->device->expecting_cc_ua = 1; } break; + } else if (log_info == VIRTUAL_IO_FAILED_RETRY) { + scmd->result = DID_RESET << 16; + break; + } else if ((scmd->device->channel == RAID_CHANNEL) && + (scsi_state == (MPI2_SCSI_STATE_TERMINATED | + MPI2_SCSI_STATE_NO_SCSI_STATUS))) { + scmd->result = DID_RESET << 16; + break; } scmd->result = DID_SOFT_ERROR << 16; break; @@ -4165,17 +5885,14 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) { mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID; mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION; - scmd->result = (DRIVER_SENSE << 24) | - SAM_STAT_CHECK_CONDITION; - scmd->sense_buffer[0] = 0x70; - scmd->sense_buffer[2] = ILLEGAL_REQUEST; - scmd->sense_buffer[12] = 0x20; - scmd->sense_buffer[13] = 0; + scsi_build_sense(scmd, 0, ILLEGAL_REQUEST, + 0x20, 0); } break; case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: scsi_set_resid(scmd, 0); + fallthrough; case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: case MPI2_IOCSTATUS_SUCCESS: scmd->result = (DID_OK << 16) | scsi_status; @@ -4202,23 +5919,645 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) case MPI2_IOCSTATUS_INVALID_STATE: case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: + case MPI2_IOCSTATUS_INSUFFICIENT_POWER: default: scmd->result = DID_SOFT_ERROR << 16; break; } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY)) _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid); -#endif out: scsi_dma_unmap(scmd); + mpt3sas_base_free_smid(ioc, smid); + scsi_done(scmd); + return 0; +} - scmd->scsi_done(scmd); - return 1; +/** + * _scsih_update_vphys_after_reset - update the Port's + * vphys_list after reset + * @ioc: per adapter object + * + * Returns nothing. + */ +static void +_scsih_update_vphys_after_reset(struct MPT3SAS_ADAPTER *ioc) +{ + u16 sz, ioc_status; + int i; + Mpi2ConfigReply_t mpi_reply; + Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; + u16 attached_handle; + u64 attached_sas_addr; + u8 found = 0, port_id; + Mpi2SasPhyPage0_t phy_pg0; + struct hba_port *port, *port_next, *mport; + struct virtual_phy *vphy, *vphy_next; + struct _sas_device *sas_device; + + /* + * Mark all the vphys objects as dirty. + */ + list_for_each_entry_safe(port, port_next, + &ioc->port_table_list, list) { + if (!port->vphys_mask) + continue; + list_for_each_entry_safe(vphy, vphy_next, + &port->vphys_list, list) { + vphy->flags |= MPT_VPHY_FLAG_DIRTY_PHY; + } + } + + /* + * Read SASIOUnitPage0 to get each HBA Phy's data. + */ + sz = struct_size(sas_iounit_pg0, PhyData, ioc->sas_hba.num_phys); + sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_iounit_pg0) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, + sas_iounit_pg0, sz)) != 0) + goto out; + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) + goto out; + /* + * Loop over each HBA Phy. + */ + for (i = 0; i < ioc->sas_hba.num_phys; i++) { + /* + * Check whether Phy's Negotiation Link Rate is > 1.5G or not. + */ + if ((sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4) < + MPI2_SAS_NEG_LINK_RATE_1_5) + continue; + /* + * Check whether Phy is connected to SEP device or not, + * if it is SEP device then read the Phy's SASPHYPage0 data to + * determine whether Phy is a virtual Phy or not. if it is + * virtual phy then it is conformed that the attached remote + * device is a HBA's vSES device. + */ + if (!(le32_to_cpu( + sas_iounit_pg0->PhyData[i].ControllerPhyDeviceInfo) & + MPI2_SAS_DEVICE_INFO_SEP)) + continue; + + if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, + i))) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + + if (!(le32_to_cpu(phy_pg0.PhyInfo) & + MPI2_SAS_PHYINFO_VIRTUAL_PHY)) + continue; + /* + * Get the vSES device's SAS Address. + */ + attached_handle = le16_to_cpu( + sas_iounit_pg0->PhyData[i].AttachedDevHandle); + if (_scsih_get_sas_address(ioc, attached_handle, + &attached_sas_addr) != 0) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + + found = 0; + port = port_next = NULL; + /* + * Loop over each virtual_phy object from + * each port's vphys_list. + */ + list_for_each_entry_safe(port, + port_next, &ioc->port_table_list, list) { + if (!port->vphys_mask) + continue; + list_for_each_entry_safe(vphy, vphy_next, + &port->vphys_list, list) { + /* + * Continue with next virtual_phy object + * if the object is not marked as dirty. + */ + if (!(vphy->flags & MPT_VPHY_FLAG_DIRTY_PHY)) + continue; + + /* + * Continue with next virtual_phy object + * if the object's SAS Address is not equals + * to current Phy's vSES device SAS Address. + */ + if (vphy->sas_address != attached_sas_addr) + continue; + /* + * Enable current Phy number bit in object's + * phy_mask field. + */ + if (!(vphy->phy_mask & (1 << i))) + vphy->phy_mask = (1 << i); + /* + * Get hba_port object from hba_port table + * corresponding to current phy's Port ID. + * if there is no hba_port object corresponding + * to Phy's Port ID then create a new hba_port + * object & add to hba_port table. + */ + port_id = sas_iounit_pg0->PhyData[i].Port; + mport = mpt3sas_get_port_by_id(ioc, port_id, 1); + if (!mport) { + mport = kzalloc( + sizeof(struct hba_port), GFP_KERNEL); + if (!mport) + break; + mport->port_id = port_id; + ioc_info(ioc, + "%s: hba_port entry: %p, port: %d is added to hba_port list\n", + __func__, mport, mport->port_id); + list_add_tail(&mport->list, + &ioc->port_table_list); + } + /* + * If mport & port pointers are not pointing to + * same hba_port object then it means that vSES + * device's Port ID got changed after reset and + * hence move current virtual_phy object from + * port's vphys_list to mport's vphys_list. + */ + if (port != mport) { + if (!mport->vphys_mask) + INIT_LIST_HEAD( + &mport->vphys_list); + mport->vphys_mask |= (1 << i); + port->vphys_mask &= ~(1 << i); + list_move(&vphy->list, + &mport->vphys_list); + sas_device = mpt3sas_get_sdev_by_addr( + ioc, attached_sas_addr, port); + if (sas_device) + sas_device->port = mport; + } + /* + * Earlier while updating the hba_port table, + * it is determined that there is no other + * direct attached device with mport's Port ID, + * Hence mport was marked as dirty. Only vSES + * device has this Port ID, so unmark the mport + * as dirt. + */ + if (mport->flags & HBA_PORT_FLAG_DIRTY_PORT) { + mport->sas_address = 0; + mport->phy_mask = 0; + mport->flags &= + ~HBA_PORT_FLAG_DIRTY_PORT; + } + /* + * Unmark current virtual_phy object as dirty. + */ + vphy->flags &= ~MPT_VPHY_FLAG_DIRTY_PHY; + found = 1; + break; + } + if (found) + break; + } + } +out: + kfree(sas_iounit_pg0); +} + +/** + * _scsih_get_port_table_after_reset - Construct temporary port table + * @ioc: per adapter object + * @port_table: address where port table needs to be constructed + * + * return number of HBA port entries available after reset. + */ +static int +_scsih_get_port_table_after_reset(struct MPT3SAS_ADAPTER *ioc, + struct hba_port *port_table) +{ + u16 sz, ioc_status; + int i, j; + Mpi2ConfigReply_t mpi_reply; + Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; + u16 attached_handle; + u64 attached_sas_addr; + u8 found = 0, port_count = 0, port_id; + + sz = struct_size(sas_iounit_pg0, PhyData, ioc->sas_hba.num_phys); + sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_iounit_pg0) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return port_count; + } + + if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, + sas_iounit_pg0, sz)) != 0) + goto out; + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) + goto out; + for (i = 0; i < ioc->sas_hba.num_phys; i++) { + found = 0; + if ((sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4) < + MPI2_SAS_NEG_LINK_RATE_1_5) + continue; + attached_handle = + le16_to_cpu(sas_iounit_pg0->PhyData[i].AttachedDevHandle); + if (_scsih_get_sas_address( + ioc, attached_handle, &attached_sas_addr) != 0) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + + for (j = 0; j < port_count; j++) { + port_id = sas_iounit_pg0->PhyData[i].Port; + if (port_table[j].port_id == port_id && + port_table[j].sas_address == attached_sas_addr) { + port_table[j].phy_mask |= (1 << i); + found = 1; + break; + } + } + + if (found) + continue; + + port_id = sas_iounit_pg0->PhyData[i].Port; + port_table[port_count].port_id = port_id; + port_table[port_count].phy_mask = (1 << i); + port_table[port_count].sas_address = attached_sas_addr; + port_count++; + } +out: + kfree(sas_iounit_pg0); + return port_count; +} + +enum hba_port_matched_codes { + NOT_MATCHED = 0, + MATCHED_WITH_ADDR_AND_PHYMASK, + MATCHED_WITH_ADDR_SUBPHYMASK_AND_PORT, + MATCHED_WITH_ADDR_AND_SUBPHYMASK, + MATCHED_WITH_ADDR, +}; + +/** + * _scsih_look_and_get_matched_port_entry - Get matched hba port entry + * from HBA port table + * @ioc: per adapter object + * @port_entry: hba port entry from temporary port table which needs to be + * searched for matched entry in the HBA port table + * @matched_port_entry: save matched hba port entry here + * @count: count of matched entries + * + * return type of matched entry found. + */ +static enum hba_port_matched_codes +_scsih_look_and_get_matched_port_entry(struct MPT3SAS_ADAPTER *ioc, + struct hba_port *port_entry, + struct hba_port **matched_port_entry, int *count) +{ + struct hba_port *port_table_entry, *matched_port = NULL; + enum hba_port_matched_codes matched_code = NOT_MATCHED; + int lcount = 0; + *matched_port_entry = NULL; + + list_for_each_entry(port_table_entry, &ioc->port_table_list, list) { + if (!(port_table_entry->flags & HBA_PORT_FLAG_DIRTY_PORT)) + continue; + + if ((port_table_entry->sas_address == port_entry->sas_address) + && (port_table_entry->phy_mask == port_entry->phy_mask)) { + matched_code = MATCHED_WITH_ADDR_AND_PHYMASK; + matched_port = port_table_entry; + break; + } + + if ((port_table_entry->sas_address == port_entry->sas_address) + && (port_table_entry->phy_mask & port_entry->phy_mask) + && (port_table_entry->port_id == port_entry->port_id)) { + matched_code = MATCHED_WITH_ADDR_SUBPHYMASK_AND_PORT; + matched_port = port_table_entry; + continue; + } + + if ((port_table_entry->sas_address == port_entry->sas_address) + && (port_table_entry->phy_mask & port_entry->phy_mask)) { + if (matched_code == + MATCHED_WITH_ADDR_SUBPHYMASK_AND_PORT) + continue; + matched_code = MATCHED_WITH_ADDR_AND_SUBPHYMASK; + matched_port = port_table_entry; + continue; + } + + if (port_table_entry->sas_address == port_entry->sas_address) { + if (matched_code == + MATCHED_WITH_ADDR_SUBPHYMASK_AND_PORT) + continue; + if (matched_code == MATCHED_WITH_ADDR_AND_SUBPHYMASK) + continue; + matched_code = MATCHED_WITH_ADDR; + matched_port = port_table_entry; + lcount++; + } + } + + *matched_port_entry = matched_port; + if (matched_code == MATCHED_WITH_ADDR) + *count = lcount; + return matched_code; +} + +/** + * _scsih_del_phy_part_of_anther_port - remove phy if it + * is a part of anther port + *@ioc: per adapter object + *@port_table: port table after reset + *@index: hba port entry index + *@port_count: number of ports available after host reset + *@offset: HBA phy bit offset + * + */ +static void +_scsih_del_phy_part_of_anther_port(struct MPT3SAS_ADAPTER *ioc, + struct hba_port *port_table, + int index, u8 port_count, int offset) +{ + struct _sas_node *sas_node = &ioc->sas_hba; + u32 i, found = 0; + + for (i = 0; i < port_count; i++) { + if (i == index) + continue; + + if (port_table[i].phy_mask & (1 << offset)) { + mpt3sas_transport_del_phy_from_an_existing_port( + ioc, sas_node, &sas_node->phy[offset]); + found = 1; + break; + } + } + if (!found) + port_table[index].phy_mask |= (1 << offset); +} + +/** + * _scsih_add_or_del_phys_from_existing_port - add/remove phy to/from + * right port + *@ioc: per adapter object + *@hba_port_entry: hba port table entry + *@port_table: temporary port table + *@index: hba port entry index + *@port_count: number of ports available after host reset + * + */ +static void +_scsih_add_or_del_phys_from_existing_port(struct MPT3SAS_ADAPTER *ioc, + struct hba_port *hba_port_entry, struct hba_port *port_table, + int index, int port_count) +{ + u32 phy_mask, offset = 0; + struct _sas_node *sas_node = &ioc->sas_hba; + + phy_mask = hba_port_entry->phy_mask ^ port_table[index].phy_mask; + + for (offset = 0; offset < ioc->sas_hba.num_phys; offset++) { + if (phy_mask & (1 << offset)) { + if (!(port_table[index].phy_mask & (1 << offset))) { + _scsih_del_phy_part_of_anther_port( + ioc, port_table, index, port_count, + offset); + continue; + } + if (sas_node->phy[offset].phy_belongs_to_port) + mpt3sas_transport_del_phy_from_an_existing_port( + ioc, sas_node, &sas_node->phy[offset]); + mpt3sas_transport_add_phy_to_an_existing_port( + ioc, sas_node, &sas_node->phy[offset], + hba_port_entry->sas_address, + hba_port_entry); + } + } +} + +/** + * _scsih_del_dirty_vphy - delete virtual_phy objects marked as dirty. + * @ioc: per adapter object + * + * Returns nothing. + */ +static void +_scsih_del_dirty_vphy(struct MPT3SAS_ADAPTER *ioc) +{ + struct hba_port *port, *port_next; + struct virtual_phy *vphy, *vphy_next; + + list_for_each_entry_safe(port, port_next, + &ioc->port_table_list, list) { + if (!port->vphys_mask) + continue; + list_for_each_entry_safe(vphy, vphy_next, + &port->vphys_list, list) { + if (vphy->flags & MPT_VPHY_FLAG_DIRTY_PHY) { + drsprintk(ioc, ioc_info(ioc, + "Deleting vphy %p entry from port id: %d\t, Phy_mask 0x%08x\n", + vphy, port->port_id, + vphy->phy_mask)); + port->vphys_mask &= ~vphy->phy_mask; + list_del(&vphy->list); + kfree(vphy); + } + } + if (!port->vphys_mask && !port->sas_address) + port->flags |= HBA_PORT_FLAG_DIRTY_PORT; + } +} + +/** + * _scsih_del_dirty_port_entries - delete dirty port entries from port list + * after host reset + *@ioc: per adapter object + * + */ +static void +_scsih_del_dirty_port_entries(struct MPT3SAS_ADAPTER *ioc) +{ + struct hba_port *port, *port_next; + + list_for_each_entry_safe(port, port_next, + &ioc->port_table_list, list) { + if (!(port->flags & HBA_PORT_FLAG_DIRTY_PORT) || + port->flags & HBA_PORT_FLAG_NEW_PORT) + continue; + + drsprintk(ioc, ioc_info(ioc, + "Deleting port table entry %p having Port: %d\t Phy_mask 0x%08x\n", + port, port->port_id, port->phy_mask)); + list_del(&port->list); + kfree(port); + } +} + +/** + * _scsih_sas_port_refresh - Update HBA port table after host reset + * @ioc: per adapter object + */ +static void +_scsih_sas_port_refresh(struct MPT3SAS_ADAPTER *ioc) +{ + u32 port_count = 0; + struct hba_port *port_table; + struct hba_port *port_table_entry; + struct hba_port *port_entry = NULL; + int i, j, count = 0, lcount = 0; + int ret; + u64 sas_addr; + u8 num_phys; + + drsprintk(ioc, ioc_info(ioc, + "updating ports for sas_host(0x%016llx)\n", + (unsigned long long)ioc->sas_hba.sas_address)); + + mpt3sas_config_get_number_hba_phys(ioc, &num_phys); + if (!num_phys) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + + if (num_phys > ioc->sas_hba.nr_phys_allocated) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + ioc->sas_hba.num_phys = num_phys; + + port_table = kcalloc(ioc->sas_hba.num_phys, + sizeof(struct hba_port), GFP_KERNEL); + if (!port_table) + return; + + port_count = _scsih_get_port_table_after_reset(ioc, port_table); + if (!port_count) + return; + + drsprintk(ioc, ioc_info(ioc, "New Port table\n")); + for (j = 0; j < port_count; j++) + drsprintk(ioc, ioc_info(ioc, + "Port: %d\t Phy_mask 0x%08x\t sas_addr(0x%016llx)\n", + port_table[j].port_id, + port_table[j].phy_mask, port_table[j].sas_address)); + + list_for_each_entry(port_table_entry, &ioc->port_table_list, list) + port_table_entry->flags |= HBA_PORT_FLAG_DIRTY_PORT; + + drsprintk(ioc, ioc_info(ioc, "Old Port table\n")); + port_table_entry = NULL; + list_for_each_entry(port_table_entry, &ioc->port_table_list, list) { + drsprintk(ioc, ioc_info(ioc, + "Port: %d\t Phy_mask 0x%08x\t sas_addr(0x%016llx)\n", + port_table_entry->port_id, + port_table_entry->phy_mask, + port_table_entry->sas_address)); + } + + for (j = 0; j < port_count; j++) { + ret = _scsih_look_and_get_matched_port_entry(ioc, + &port_table[j], &port_entry, &count); + if (!port_entry) { + drsprintk(ioc, ioc_info(ioc, + "No Matched entry for sas_addr(0x%16llx), Port:%d\n", + port_table[j].sas_address, + port_table[j].port_id)); + continue; + } + + switch (ret) { + case MATCHED_WITH_ADDR_SUBPHYMASK_AND_PORT: + case MATCHED_WITH_ADDR_AND_SUBPHYMASK: + _scsih_add_or_del_phys_from_existing_port(ioc, + port_entry, port_table, j, port_count); + break; + case MATCHED_WITH_ADDR: + sas_addr = port_table[j].sas_address; + for (i = 0; i < port_count; i++) { + if (port_table[i].sas_address == sas_addr) + lcount++; + } + + if (count > 1 || lcount > 1) + port_entry = NULL; + else + _scsih_add_or_del_phys_from_existing_port(ioc, + port_entry, port_table, j, port_count); + } + + if (!port_entry) + continue; + + if (port_entry->port_id != port_table[j].port_id) + port_entry->port_id = port_table[j].port_id; + port_entry->flags &= ~HBA_PORT_FLAG_DIRTY_PORT; + port_entry->phy_mask = port_table[j].phy_mask; + } + + port_table_entry = NULL; +} + +/** + * _scsih_alloc_vphy - allocate virtual_phy object + * @ioc: per adapter object + * @port_id: Port ID number + * @phy_num: HBA Phy number + * + * Returns allocated virtual_phy object. + */ +static struct virtual_phy * +_scsih_alloc_vphy(struct MPT3SAS_ADAPTER *ioc, u8 port_id, u8 phy_num) +{ + struct virtual_phy *vphy; + struct hba_port *port; + + port = mpt3sas_get_port_by_id(ioc, port_id, 0); + if (!port) + return NULL; + + vphy = mpt3sas_get_vphy_by_phy(ioc, port, phy_num); + if (!vphy) { + vphy = kzalloc(sizeof(struct virtual_phy), GFP_KERNEL); + if (!vphy) + return NULL; + + if (!port->vphys_mask) + INIT_LIST_HEAD(&port->vphys_list); + + /* + * Enable bit corresponding to HBA phy number on its + * parent hba_port object's vphys_mask field. + */ + port->vphys_mask |= (1 << phy_num); + vphy->phy_mask |= (1 << phy_num); + + list_add_tail(&vphy->list, &port->vphys_list); + + ioc_info(ioc, + "vphy entry: %p, port id: %d, phy:%d is added to port's vphys_list\n", + vphy, port->port_id, phy_num); + } + return vphy; } /** @@ -4229,8 +6568,6 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) * During port enable, fw will send topology events for every device. Its * possible that the handles may change from the previous setting, so this * code keeping handles updating if changed. - * - * Return nothing. */ static void _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) @@ -4241,18 +6578,19 @@ _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) Mpi2ConfigReply_t mpi_reply; Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; u16 attached_handle; - u8 link_rate; + u8 link_rate, port_id; + struct hba_port *port; + Mpi2SasPhyPage0_t phy_pg0; - dtmprintk(ioc, pr_info(MPT3SAS_FMT - "updating handles for sas_host(0x%016llx)\n", - ioc->name, (unsigned long long)ioc->sas_hba.sas_address)); + dtmprintk(ioc, + ioc_info(ioc, "updating handles for sas_host(0x%016llx)\n", + (u64)ioc->sas_hba.sas_address)); - sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys - * sizeof(Mpi2SasIOUnit0PhyData_t)); + sz = struct_size(sas_iounit_pg0, PhyData, ioc->sas_hba.num_phys); sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); if (!sas_iounit_pg0) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } @@ -4265,15 +6603,94 @@ _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) for (i = 0; i < ioc->sas_hba.num_phys ; i++) { link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4; if (i == 0) - ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> - PhyData[0].ControllerDevHandle); + ioc->sas_hba.handle = le16_to_cpu( + sas_iounit_pg0->PhyData[0].ControllerDevHandle); + port_id = sas_iounit_pg0->PhyData[i].Port; + if (!(mpt3sas_get_port_by_id(ioc, port_id, 0))) { + port = kzalloc(sizeof(struct hba_port), GFP_KERNEL); + if (!port) + goto out; + + port->port_id = port_id; + ioc_info(ioc, + "hba_port entry: %p, port: %d is added to hba_port list\n", + port, port->port_id); + if (ioc->shost_recovery) + port->flags = HBA_PORT_FLAG_NEW_PORT; + list_add_tail(&port->list, &ioc->port_table_list); + } + /* + * Check whether current Phy belongs to HBA vSES device or not. + */ + if (le32_to_cpu(sas_iounit_pg0->PhyData[i].ControllerPhyDeviceInfo) & + MPI2_SAS_DEVICE_INFO_SEP && + (link_rate >= MPI2_SAS_NEG_LINK_RATE_1_5)) { + if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, + &phy_pg0, i))) { + ioc_err(ioc, + "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + if (!(le32_to_cpu(phy_pg0.PhyInfo) & + MPI2_SAS_PHYINFO_VIRTUAL_PHY)) + continue; + /* + * Allocate a virtual_phy object for vSES device, if + * this vSES device is hot added. + */ + if (!_scsih_alloc_vphy(ioc, port_id, i)) + goto out; + ioc->sas_hba.phy[i].hba_vphy = 1; + } + + /* + * Add new HBA phys to STL if these new phys got added as part + * of HBA Firmware upgrade/downgrade operation. + */ + if (!ioc->sas_hba.phy[i].phy) { + if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, + &phy_pg0, i))) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + ioc->sas_hba.phy[i].phy_id = i; + mpt3sas_transport_add_host_phy(ioc, + &ioc->sas_hba.phy[i], phy_pg0, + ioc->sas_hba.parent_dev); + continue; + } ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. AttachedDevHandle); if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) link_rate = MPI2_SAS_NEG_LINK_RATE_1_5; + ioc->sas_hba.phy[i].port = + mpt3sas_get_port_by_id(ioc, port_id, 0); mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address, - attached_handle, i, link_rate); + attached_handle, i, link_rate, + ioc->sas_hba.phy[i].port); + } + /* + * Clear the phy details if this phy got disabled as part of + * HBA Firmware upgrade/downgrade operation. + */ + for (i = ioc->sas_hba.num_phys; + i < ioc->sas_hba.nr_phys_allocated; i++) { + if (ioc->sas_hba.phy[i].phy && + ioc->sas_hba.phy[i].phy->negotiated_linkrate >= + SAS_LINK_RATE_1_5_GBPS) + mpt3sas_transport_update_links(ioc, + ioc->sas_hba.sas_address, 0, i, + MPI2_SAS_NEG_LINK_RATE_PHY_DISABLED, NULL); } out: kfree(sas_iounit_pg0); @@ -4284,8 +6701,6 @@ _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) * @ioc: per adapter object * * Creating host side data object, stored in ioc->sas_hba - * - * Return nothing. */ static void _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) @@ -4300,57 +6715,68 @@ _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) u16 ioc_status; u16 sz; u8 device_missing_delay; + u8 num_phys, port_id; + struct hba_port *port; - mpt3sas_config_get_number_hba_phys(ioc, &ioc->sas_hba.num_phys); - if (!ioc->sas_hba.num_phys) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + mpt3sas_config_get_number_hba_phys(ioc, &num_phys); + if (!num_phys) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } + ioc->sas_hba.nr_phys_allocated = max_t(u8, + MPT_MAX_HBA_NUM_PHYS, num_phys); + ioc->sas_hba.phy = kcalloc(ioc->sas_hba.nr_phys_allocated, + sizeof(struct _sas_phy), GFP_KERNEL); + if (!ioc->sas_hba.phy) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + ioc->sas_hba.num_phys = num_phys; + /* sas_iounit page 0 */ - sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * - sizeof(Mpi2SasIOUnit0PhyData_t)); + sz = struct_size(sas_iounit_pg0, PhyData, ioc->sas_hba.num_phys); sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); if (!sas_iounit_pg0) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, sas_iounit_pg0, sz))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } /* sas_iounit page 1 */ - sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * - sizeof(Mpi2SasIOUnit1PhyData_t)); + sz = struct_size(sas_iounit_pg1, PhyData, ioc->sas_hba.num_phys); sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); if (!sas_iounit_pg1) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, sas_iounit_pg1, sz))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } @@ -4366,50 +6792,74 @@ _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK; ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev; - ioc->sas_hba.phy = kcalloc(ioc->sas_hba.num_phys, - sizeof(struct _sas_phy), GFP_KERNEL); - if (!ioc->sas_hba.phy) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); - goto out; - } for (i = 0; i < ioc->sas_hba.num_phys ; i++) { if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, i))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } if (i == 0) ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> PhyData[0].ControllerDevHandle); + + port_id = sas_iounit_pg0->PhyData[i].Port; + if (!(mpt3sas_get_port_by_id(ioc, port_id, 0))) { + port = kzalloc(sizeof(struct hba_port), GFP_KERNEL); + if (!port) + goto out; + + port->port_id = port_id; + ioc_info(ioc, + "hba_port entry: %p, port: %d is added to hba_port list\n", + port, port->port_id); + list_add_tail(&port->list, + &ioc->port_table_list); + } + + /* + * Check whether current Phy belongs to HBA vSES device or not. + */ + if ((le32_to_cpu(phy_pg0.PhyInfo) & + MPI2_SAS_PHYINFO_VIRTUAL_PHY) && + (phy_pg0.NegotiatedLinkRate >> 4) >= + MPI2_SAS_NEG_LINK_RATE_1_5) { + /* + * Allocate a virtual_phy object for vSES device. + */ + if (!_scsih_alloc_vphy(ioc, port_id, i)) + goto out; + ioc->sas_hba.phy[i].hba_vphy = 1; + } + ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; ioc->sas_hba.phy[i].phy_id = i; + ioc->sas_hba.phy[i].port = + mpt3sas_get_port_by_id(ioc, port_id, 0); mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i], phy_pg0, ioc->sas_hba.parent_dev); } if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); goto out; } ioc->sas_hba.enclosure_handle = le16_to_cpu(sas_device_pg0.EnclosureHandle); ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress); - pr_info(MPT3SAS_FMT - "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n", - ioc->name, ioc->sas_hba.handle, - (unsigned long long) ioc->sas_hba.sas_address, - ioc->sas_hba.num_phys) ; + ioc_info(ioc, "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n", + ioc->sas_hba.handle, + (u64)ioc->sas_hba.sas_address, + ioc->sas_hba.num_phys); if (ioc->sas_hba.enclosure_handle) { if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, @@ -4431,22 +6881,23 @@ _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) * * Creating expander object, stored in ioc->sas_expander_list. * - * Return 0 for success, else error. + * Return: 0 for success, else error. */ static int _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) { struct _sas_node *sas_expander; + struct _enclosure_node *enclosure_dev; Mpi2ConfigReply_t mpi_reply; Mpi2ExpanderPage0_t expander_pg0; Mpi2ExpanderPage1_t expander_pg1; - Mpi2SasEnclosurePage0_t enclosure_pg0; u32 ioc_status; u16 parent_handle; u64 sas_address, sas_address_parent = 0; int i; unsigned long flags; struct _sas_port *mpt3sas_port = NULL; + u8 port_id; int rc = 0; @@ -4458,16 +6909,16 @@ _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -1; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -1; } @@ -4475,14 +6926,17 @@ _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle); if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent) != 0) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -1; } + + port_id = expander_pg0.PhysicalPort; if (sas_address_parent != ioc->sas_hba.sas_address) { spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, - sas_address_parent); + sas_address_parent, + mpt3sas_get_port_by_id(ioc, port_id, 0)); spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (!sas_expander) { rc = _scsih_expander_add(ioc, parent_handle); @@ -4494,7 +6948,7 @@ _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_address = le64_to_cpu(expander_pg0.SASAddress); sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, - sas_address); + sas_address, mpt3sas_get_port_by_id(ioc, port_id, 0)); spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (sas_expander) @@ -4503,8 +6957,8 @@ _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) sas_expander = kzalloc(sizeof(struct _sas_node), GFP_KERNEL); if (!sas_expander) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -1; } @@ -4512,71 +6966,83 @@ _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) sas_expander->num_phys = expander_pg0.NumPhys; sas_expander->sas_address_parent = sas_address_parent; sas_expander->sas_address = sas_address; + sas_expander->port = mpt3sas_get_port_by_id(ioc, port_id, 0); + if (!sas_expander->port) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + goto out_fail; + } - pr_info(MPT3SAS_FMT "expander_add: handle(0x%04x)," \ - " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name, - handle, parent_handle, (unsigned long long) - sas_expander->sas_address, sas_expander->num_phys); + ioc_info(ioc, "expander_add: handle(0x%04x), parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", + handle, parent_handle, + (u64)sas_expander->sas_address, sas_expander->num_phys); - if (!sas_expander->num_phys) + if (!sas_expander->num_phys) { + rc = -1; goto out_fail; + } sas_expander->phy = kcalloc(sas_expander->num_phys, sizeof(struct _sas_phy), GFP_KERNEL); if (!sas_expander->phy) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); rc = -1; goto out_fail; } INIT_LIST_HEAD(&sas_expander->sas_port_list); mpt3sas_port = mpt3sas_transport_port_add(ioc, handle, - sas_address_parent); + sas_address_parent, sas_expander->port); if (!mpt3sas_port) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); rc = -1; goto out_fail; } sas_expander->parent_dev = &mpt3sas_port->rphy->dev; + sas_expander->rphy = mpt3sas_port->rphy; for (i = 0 ; i < sas_expander->num_phys ; i++) { if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, &expander_pg1, i, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); rc = -1; goto out_fail; } sas_expander->phy[i].handle = handle; sas_expander->phy[i].phy_id = i; + sas_expander->phy[i].port = + mpt3sas_get_port_by_id(ioc, port_id, 0); if ((mpt3sas_transport_add_expander_phy(ioc, &sas_expander->phy[i], expander_pg1, sas_expander->parent_dev))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); rc = -1; goto out_fail; } } if (sas_expander->enclosure_handle) { - if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, - &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, - sas_expander->enclosure_handle))) + enclosure_dev = + mpt3sas_scsih_enclosure_find_by_handle(ioc, + sas_expander->enclosure_handle); + if (enclosure_dev) sas_expander->enclosure_logical_id = - le64_to_cpu(enclosure_pg0.EnclosureLogicalID); + le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); } _scsih_expander_node_add(ioc, sas_expander); - return 0; + return 0; out_fail: if (mpt3sas_port) mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, - sas_address_parent); + sas_address_parent, sas_expander->port); kfree(sas_expander); return rc; } @@ -4585,11 +7051,11 @@ _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) * mpt3sas_expander_remove - removing expander object * @ioc: per adapter object * @sas_address: expander sas_address - * - * Return nothing. + * @port: hba port entry */ void -mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) +mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, + struct hba_port *port) { struct _sas_node *sas_expander; unsigned long flags; @@ -4597,11 +7063,12 @@ mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) if (ioc->shost_recovery) return; + if (!port) + return; + spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, - sas_address); - if (sas_expander) - list_del(&sas_expander->list); + sas_address, port); spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (sas_expander) _scsih_expander_node_remove(ioc, sas_expander); @@ -4617,8 +7084,8 @@ mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) * Callback handler when sending internal generated SCSI_IO. * The callback index passed is `ioc->scsih_cb_idx` * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ static u8 _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) @@ -4652,9 +7119,9 @@ _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) * @ioc: per adapter object * @sas_address: sas address * @handle: sas device handle - * @access_flags: errors returned during discovery of the device + * @access_status: errors returned during discovery of the device * - * Return 0 for success, else failure + * Return: 0 for success, else failure */ static u8 _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, @@ -4705,9 +7172,8 @@ _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, if (!rc) return 0; - pr_err(MPT3SAS_FMT - "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n", - ioc->name, desc, (unsigned long long)sas_address, handle); + ioc_err(ioc, "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n", + desc, (u64)sas_address, handle); return rc; } @@ -4716,10 +7182,8 @@ _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, * @ioc: per adapter object * @parent_sas_address: sas address of parent expander or sas host * @handle: attached device handle - * @phy_numberv: phy number + * @phy_number: phy number * @link_rate: new link rate - * - * Returns nothing. */ static void _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, @@ -4727,14 +7191,15 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, { Mpi2ConfigReply_t mpi_reply; Mpi2SasDevicePage0_t sas_device_pg0; - struct _sas_device *sas_device; + struct _sas_device *sas_device = NULL; + struct _enclosure_node *enclosure_dev = NULL; u32 ioc_status; unsigned long flags; u64 sas_address; struct scsi_target *starget; struct MPT3SAS_TARGET *sas_target_priv_data; u32 device_info; - + struct hba_port *port; if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) @@ -4757,13 +7222,14 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_address = le64_to_cpu(sas_device_pg0.SASAddress); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_address); + port = mpt3sas_get_port_by_id(ioc, sas_device_pg0.PhysicalPort, 0); + if (!port) + goto out_unlock; + sas_device = __mpt3sas_get_sdev_by_addr(ioc, + sas_address, port); - if (!sas_device) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; - } + if (!sas_device) + goto out_unlock; if (unlikely(sas_device->handle != handle)) { starget = sas_device->starget; @@ -4773,28 +7239,59 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, sas_device->handle, handle); sas_target_priv_data->handle = handle; sas_device->handle = handle; + if (le16_to_cpu(sas_device_pg0.Flags) & + MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { + sas_device->enclosure_level = + sas_device_pg0.EnclosureLevel; + memcpy(sas_device->connector_name, + sas_device_pg0.ConnectorName, 4); + sas_device->connector_name[4] = '\0'; + } else { + sas_device->enclosure_level = 0; + sas_device->connector_name[0] = '\0'; + } + + sas_device->enclosure_handle = + le16_to_cpu(sas_device_pg0.EnclosureHandle); + sas_device->is_chassis_slot_valid = 0; + enclosure_dev = mpt3sas_scsih_enclosure_find_by_handle(ioc, + sas_device->enclosure_handle); + if (enclosure_dev) { + sas_device->enclosure_logical_id = + le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); + if (le16_to_cpu(enclosure_dev->pg0.Flags) & + MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) { + sas_device->is_chassis_slot_valid = 1; + sas_device->chassis_slot = + enclosure_dev->pg0.ChassisSlot; + } + } } /* check if device is present */ if (!(le16_to_cpu(sas_device_pg0.Flags) & MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { - pr_err(MPT3SAS_FMT - "device is not present handle(0x%04x), flags!!!\n", - ioc->name, handle); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; + ioc_err(ioc, "device is not present handle(0x%04x), flags!!!\n", + handle); + goto out_unlock; } /* check if there were any issues with discovery */ if (_scsih_check_access_status(ioc, sas_address, handle, - sas_device_pg0.AccessStatus)) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; - } + sas_device_pg0.AccessStatus)) + goto out_unlock; spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - _scsih_ublock_io_device(ioc, sas_address); + _scsih_ublock_io_device(ioc, sas_address, port); + + if (sas_device) + sas_device_put(sas_device); + return; +out_unlock: + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (sas_device) + sas_device_put(sas_device); } /** @@ -4806,7 +7303,7 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, * * Creating end device object, stored in ioc->sas_device_list. * - * Returns 0 for success, non-zero for failure. + * Return: 0 for success, non-zero for failure. */ static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, @@ -4814,25 +7311,25 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, { Mpi2ConfigReply_t mpi_reply; Mpi2SasDevicePage0_t sas_device_pg0; - Mpi2SasEnclosurePage0_t enclosure_pg0; struct _sas_device *sas_device; + struct _enclosure_node *enclosure_dev = NULL; u32 ioc_status; u64 sas_address; u32 device_info; - unsigned long flags; + u8 port_id; if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -1; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return -1; } @@ -4840,13 +7337,14 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); if (!(_scsih_is_end_device(device_info))) return -1; + set_bit(handle, ioc->pend_os_device_add); sas_address = le64_to_cpu(sas_device_pg0.SASAddress); /* check if device is present */ if (!(le16_to_cpu(sas_device_pg0.Flags) & MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { - pr_err(MPT3SAS_FMT "device is not present handle(0x04%x)!!!\n", - ioc->name, handle); + ioc_err(ioc, "device is not present handle(0x04%x)!!!\n", + handle); return -1; } @@ -4855,62 +7353,101 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, sas_device_pg0.AccessStatus)) return -1; - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_address); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - - if (sas_device) + port_id = sas_device_pg0.PhysicalPort; + sas_device = mpt3sas_get_sdev_by_addr(ioc, + sas_address, mpt3sas_get_port_by_id(ioc, port_id, 0)); + if (sas_device) { + clear_bit(handle, ioc->pend_os_device_add); + sas_device_put(sas_device); return -1; + } + + if (sas_device_pg0.EnclosureHandle) { + enclosure_dev = + mpt3sas_scsih_enclosure_find_by_handle(ioc, + le16_to_cpu(sas_device_pg0.EnclosureHandle)); + if (enclosure_dev == NULL) + ioc_info(ioc, "Enclosure handle(0x%04x) doesn't match with enclosure device!\n", + sas_device_pg0.EnclosureHandle); + } sas_device = kzalloc(sizeof(struct _sas_device), GFP_KERNEL); if (!sas_device) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return 0; } + kref_init(&sas_device->refcount); sas_device->handle = handle; if (_scsih_get_sas_address(ioc, le16_to_cpu(sas_device_pg0.ParentDevHandle), &sas_device->sas_address_parent) != 0) - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); sas_device->enclosure_handle = le16_to_cpu(sas_device_pg0.EnclosureHandle); - sas_device->slot = - le16_to_cpu(sas_device_pg0.Slot); + if (sas_device->enclosure_handle != 0) + sas_device->slot = + le16_to_cpu(sas_device_pg0.Slot); sas_device->device_info = device_info; sas_device->sas_address = sas_address; sas_device->phy = sas_device_pg0.PhyNum; sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) & MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; + sas_device->port = mpt3sas_get_port_by_id(ioc, port_id, 0); + if (!sas_device->port) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } - /* get enclosure_logical_id */ - if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0( - ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, - sas_device->enclosure_handle))) + if (le16_to_cpu(sas_device_pg0.Flags) + & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { + sas_device->enclosure_level = + sas_device_pg0.EnclosureLevel; + memcpy(sas_device->connector_name, + sas_device_pg0.ConnectorName, 4); + sas_device->connector_name[4] = '\0'; + } else { + sas_device->enclosure_level = 0; + sas_device->connector_name[0] = '\0'; + } + /* get enclosure_logical_id & chassis_slot*/ + sas_device->is_chassis_slot_valid = 0; + if (enclosure_dev) { sas_device->enclosure_logical_id = - le64_to_cpu(enclosure_pg0.EnclosureLogicalID); + le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); + if (le16_to_cpu(enclosure_dev->pg0.Flags) & + MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) { + sas_device->is_chassis_slot_valid = 1; + sas_device->chassis_slot = + enclosure_dev->pg0.ChassisSlot; + } + } /* get device name */ sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); + sas_device->port_type = sas_device_pg0.MaxPortConnections; + ioc_info(ioc, + "handle(0x%0x) sas_address(0x%016llx) port_type(0x%0x)\n", + handle, sas_device->sas_address, sas_device->port_type); if (ioc->wait_for_discovery_to_complete) _scsih_sas_device_init_add(ioc, sas_device); else _scsih_sas_device_add(ioc, sas_device); +out: + sas_device_put(sas_device); return 0; } /** * _scsih_remove_device - removing sas device object * @ioc: per adapter object - * @sas_device_delete: the sas_device object - * - * Return nothing. + * @sas_device: the sas_device object */ static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, @@ -4918,39 +7455,48 @@ _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, { struct MPT3SAS_TARGET *sas_target_priv_data; + if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) && + (sas_device->pfa_led_on)) { + _scsih_turn_off_pfa_led(ioc, sas_device); + sas_device->pfa_led_on = 0; + } + + dewtprintk(ioc, + ioc_info(ioc, "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n", + __func__, + sas_device->handle, (u64)sas_device->sas_address)); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n", - ioc->name, __func__, - sas_device->handle, (unsigned long long) - sas_device->sas_address)); + dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, + NULL, NULL)); if (sas_device->starget && sas_device->starget->hostdata) { sas_target_priv_data = sas_device->starget->hostdata; sas_target_priv_data->deleted = 1; - _scsih_ublock_io_device(ioc, sas_device->sas_address); + _scsih_ublock_io_device(ioc, sas_device->sas_address, + sas_device->port); sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; } - mpt3sas_transport_port_remove(ioc, + + if (!ioc->hide_drives) + mpt3sas_transport_port_remove(ioc, sas_device->sas_address, - sas_device->sas_address_parent); + sas_device->sas_address_parent, + sas_device->port); - pr_info(MPT3SAS_FMT - "removing handle(0x%04x), sas_addr(0x%016llx)\n", - ioc->name, sas_device->handle, - (unsigned long long) sas_device->sas_address); + ioc_info(ioc, "removing handle(0x%04x), sas_addr(0x%016llx)\n", + sas_device->handle, (u64)sas_device->sas_address); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n", - ioc->name, __func__, - sas_device->handle, (unsigned long long) - sas_device->sas_address)); + _scsih_display_enclosure_chassis_info(ioc, sas_device, NULL, NULL); - kfree(sas_device); + dewtprintk(ioc, + ioc_info(ioc, "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n", + __func__, + sas_device->handle, (u64)sas_device->sas_address)); + dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, + NULL, NULL)); } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING /** * _scsih_sas_topology_change_event_debug - debug for topology event * @ioc: per adapter object @@ -4986,8 +7532,7 @@ _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, status_str = "unknown status"; break; } - pr_info(MPT3SAS_FMT "sas topology change: (%s)\n", - ioc->name, status_str); + ioc_info(ioc, "sas topology change: (%s)\n", status_str); pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \ "start_phy(%02d), count(%d)\n", le16_to_cpu(event_data->ExpanderDevHandle), @@ -5028,7 +7573,6 @@ _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, } } -#endif /** * _scsih_sas_topology_change_event - handle topology changes @@ -5049,12 +7593,13 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, u64 sas_address; unsigned long flags; u8 link_rate, prev_link_rate; - Mpi2EventDataSasTopologyChangeList_t *event_data = fw_event->event_data; + struct hba_port *port; + Mpi2EventDataSasTopologyChangeList_t *event_data = + (Mpi2EventDataSasTopologyChangeList_t *) + fw_event->event_data; -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) _scsih_sas_topology_change_event_debug(ioc, event_data); -#endif if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery) return 0; @@ -5065,12 +7610,12 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, _scsih_sas_host_refresh(ioc); if (fw_event->ignore) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "ignoring expander event\n", ioc->name)); + dewtprintk(ioc, ioc_info(ioc, "ignoring expander event\n")); return 0; } parent_handle = le16_to_cpu(event_data->ExpanderDevHandle); + port = mpt3sas_get_port_by_id(ioc, event_data->PhysicalPort, 0); /* handle expander add */ if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED) @@ -5083,6 +7628,7 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, if (sas_expander) { sas_address = sas_expander->sas_address; max_phys = sas_expander->num_phys; + port = sas_expander->port; } else if (parent_handle < ioc->sas_hba.num_phys) { sas_address = ioc->sas_hba.sas_address; max_phys = ioc->sas_hba.num_phys; @@ -5095,8 +7641,8 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, /* handle siblings events */ for (i = 0; i < event_data->NumEntries; i++) { if (fw_event->ignore) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "ignoring expander event\n", ioc->name)); + dewtprintk(ioc, + ioc_info(ioc, "ignoring expander event\n")); return 0; } if (ioc->remove_host || ioc->pci_error_recovery) @@ -5125,7 +7671,7 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, break; mpt3sas_transport_update_links(ioc, sas_address, - handle, phy_number, link_rate); + handle, phy_number, link_rate, port); if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) break; @@ -5133,6 +7679,10 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, _scsih_check_device(ioc, sas_address, handle, phy_number, link_rate); + if (!test_bit(handle, ioc->pend_os_device_add)) + break; + + fallthrough; case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: @@ -5140,7 +7690,7 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, break; mpt3sas_transport_update_links(ioc, sas_address, - handle, phy_number, link_rate); + handle, phy_number, link_rate, port); _scsih_add_device(ioc, handle, phy_number, 0); @@ -5155,18 +7705,16 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, /* handle expander removal */ if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING && sas_expander) - mpt3sas_expander_remove(ioc, sas_address); + mpt3sas_expander_remove(ioc, sas_address, port); return 0; } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING /** * _scsih_sas_device_status_change_event_debug - debug for device event + * @ioc: ? * @event_data: event data payload * Context: user. - * - * Return nothing. */ static void _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, @@ -5218,42 +7766,30 @@ _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, reason_str = "unknown reason"; break; } - pr_info(MPT3SAS_FMT "device status change: (%s)\n" - "\thandle(0x%04x), sas address(0x%016llx), tag(%d)", - ioc->name, reason_str, le16_to_cpu(event_data->DevHandle), - (unsigned long long)le64_to_cpu(event_data->SASAddress), - le16_to_cpu(event_data->TaskTag)); + ioc_info(ioc, "device status change: (%s)\thandle(0x%04x), sas address(0x%016llx), tag(%d)", + reason_str, le16_to_cpu(event_data->DevHandle), + (u64)le64_to_cpu(event_data->SASAddress), + le16_to_cpu(event_data->TaskTag)); if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) - pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, - event_data->ASC, event_data->ASCQ); - pr_info("\n"); + pr_cont(", ASC(0x%x), ASCQ(0x%x)\n", + event_data->ASC, event_data->ASCQ); + pr_cont("\n"); } -#endif /** * _scsih_sas_device_status_change_event - handle device status change * @ioc: per adapter object - * @fw_event: The fw_event_work object + * @event_data: The fw event * Context: user. - * - * Return nothing. */ static void _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, - struct fw_event_work *fw_event) + Mpi2EventDataSasDeviceStatusChange_t *event_data) { struct MPT3SAS_TARGET *target_priv_data; struct _sas_device *sas_device; u64 sas_address; unsigned long flags; - Mpi2EventDataSasDeviceStatusChange_t *event_data = - fw_event->event_data; - -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING - if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) - _scsih_sas_device_status_change_event_debug(ioc, - event_data); -#endif /* In MPI Revision K (0xC), the internal device reset complete was * implemented, so avoid setting tm_busy flag for older firmware. @@ -5269,37 +7805,758 @@ _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_address = le64_to_cpu(event_data->SASAddress); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - sas_address); + sas_device = __mpt3sas_get_sdev_by_addr(ioc, + sas_address, + mpt3sas_get_port_by_id(ioc, event_data->PhysicalPort, 0)); - if (!sas_device || !sas_device->starget) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (!sas_device || !sas_device->starget) + goto out; + + target_priv_data = sas_device->starget->hostdata; + if (!target_priv_data) + goto out; + + if (event_data->ReasonCode == + MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) + target_priv_data->tm_busy = 1; + else + target_priv_data->tm_busy = 0; + + if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) + ioc_info(ioc, + "%s tm_busy flag for handle(0x%04x)\n", + (target_priv_data->tm_busy == 1) ? "Enable" : "Disable", + target_priv_data->handle); + +out: + if (sas_device) + sas_device_put(sas_device); + + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); +} + + +/** + * _scsih_check_pcie_access_status - check access flags + * @ioc: per adapter object + * @wwid: wwid + * @handle: sas device handle + * @access_status: errors returned during discovery of the device + * + * Return: 0 for success, else failure + */ +static u8 +_scsih_check_pcie_access_status(struct MPT3SAS_ADAPTER *ioc, u64 wwid, + u16 handle, u8 access_status) +{ + u8 rc = 1; + char *desc = NULL; + + switch (access_status) { + case MPI26_PCIEDEV0_ASTATUS_NO_ERRORS: + case MPI26_PCIEDEV0_ASTATUS_NEEDS_INITIALIZATION: + rc = 0; + break; + case MPI26_PCIEDEV0_ASTATUS_CAPABILITY_FAILED: + desc = "PCIe device capability failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED: + desc = "PCIe device blocked"; + ioc_info(ioc, + "Device with Access Status (%s): wwid(0x%016llx), " + "handle(0x%04x)\n ll only be added to the internal list", + desc, (u64)wwid, handle); + rc = 0; + break; + case MPI26_PCIEDEV0_ASTATUS_MEMORY_SPACE_ACCESS_FAILED: + desc = "PCIe device mem space access failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_UNSUPPORTED_DEVICE: + desc = "PCIe device unsupported"; + break; + case MPI26_PCIEDEV0_ASTATUS_MSIX_REQUIRED: + desc = "PCIe device MSIx Required"; + break; + case MPI26_PCIEDEV0_ASTATUS_INIT_FAIL_MAX: + desc = "PCIe device init fail max"; + break; + case MPI26_PCIEDEV0_ASTATUS_UNKNOWN: + desc = "PCIe device status unknown"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_READY_TIMEOUT: + desc = "nvme ready timeout"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_DEVCFG_UNSUPPORTED: + desc = "nvme device configuration unsupported"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_IDENTIFY_FAILED: + desc = "nvme identify failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_QCONFIG_FAILED: + desc = "nvme qconfig failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_QCREATION_FAILED: + desc = "nvme qcreation failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_EVENTCFG_FAILED: + desc = "nvme eventcfg failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_GET_FEATURE_STAT_FAILED: + desc = "nvme get feature stat failed"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_IDLE_TIMEOUT: + desc = "nvme idle timeout"; + break; + case MPI26_PCIEDEV0_ASTATUS_NVME_FAILURE_STATUS: + desc = "nvme failure status"; + break; + default: + ioc_err(ioc, "NVMe discovery error(0x%02x): wwid(0x%016llx), handle(0x%04x)\n", + access_status, (u64)wwid, handle); + return rc; + } + + if (!rc) + return rc; + + ioc_info(ioc, "NVMe discovery error(%s): wwid(0x%016llx), handle(0x%04x)\n", + desc, (u64)wwid, handle); + return rc; +} + +/** + * _scsih_pcie_device_remove_from_sml - removing pcie device + * from SML and free up associated memory + * @ioc: per adapter object + * @pcie_device: the pcie_device object + */ +static void +_scsih_pcie_device_remove_from_sml(struct MPT3SAS_ADAPTER *ioc, + struct _pcie_device *pcie_device) +{ + struct MPT3SAS_TARGET *sas_target_priv_data; + + dewtprintk(ioc, + ioc_info(ioc, "%s: enter: handle(0x%04x), wwid(0x%016llx)\n", + __func__, + pcie_device->handle, (u64)pcie_device->wwid)); + if (pcie_device->enclosure_handle != 0) + dewtprintk(ioc, + ioc_info(ioc, "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n", + __func__, + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot)); + if (pcie_device->connector_name[0] != '\0') + dewtprintk(ioc, + ioc_info(ioc, "%s: enter: enclosure level(0x%04x), connector name(%s)\n", + __func__, + pcie_device->enclosure_level, + pcie_device->connector_name)); + + if (pcie_device->starget && pcie_device->starget->hostdata) { + sas_target_priv_data = pcie_device->starget->hostdata; + sas_target_priv_data->deleted = 1; + _scsih_ublock_io_device(ioc, pcie_device->wwid, NULL); + sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; + } + + ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", + pcie_device->handle, (u64)pcie_device->wwid); + if (pcie_device->enclosure_handle != 0) + ioc_info(ioc, "removing : enclosure logical id(0x%016llx), slot(%d)\n", + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot); + if (pcie_device->connector_name[0] != '\0') + ioc_info(ioc, "removing: enclosure level(0x%04x), connector name( %s)\n", + pcie_device->enclosure_level, + pcie_device->connector_name); + + if (pcie_device->starget && (pcie_device->access_status != + MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED)) + scsi_remove_target(&pcie_device->starget->dev); + dewtprintk(ioc, + ioc_info(ioc, "%s: exit: handle(0x%04x), wwid(0x%016llx)\n", + __func__, + pcie_device->handle, (u64)pcie_device->wwid)); + if (pcie_device->enclosure_handle != 0) + dewtprintk(ioc, + ioc_info(ioc, "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n", + __func__, + (u64)pcie_device->enclosure_logical_id, + pcie_device->slot)); + if (pcie_device->connector_name[0] != '\0') + dewtprintk(ioc, + ioc_info(ioc, "%s: exit: enclosure level(0x%04x), connector name( %s)\n", + __func__, + pcie_device->enclosure_level, + pcie_device->connector_name)); + + kfree(pcie_device->serial_number); +} + + +/** + * _scsih_pcie_check_device - checking device responsiveness + * @ioc: per adapter object + * @handle: attached device handle + */ +static void +_scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) +{ + Mpi2ConfigReply_t mpi_reply; + Mpi26PCIeDevicePage0_t pcie_device_pg0; + u32 ioc_status; + struct _pcie_device *pcie_device; + u64 wwid; + unsigned long flags; + struct scsi_target *starget; + struct MPT3SAS_TARGET *sas_target_priv_data; + u32 device_info; + + if ((mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, + &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) + return; + + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) + return; + + /* check if this is end device */ + device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo); + if (!(_scsih_is_nvme_pciescsi_device(device_info))) + return; + + wwid = le64_to_cpu(pcie_device_pg0.WWID); + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid); + + if (!pcie_device) { + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); return; } - target_priv_data = sas_device->starget->hostdata; - if (!target_priv_data) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (unlikely(pcie_device->handle != handle)) { + starget = pcie_device->starget; + sas_target_priv_data = starget->hostdata; + pcie_device->access_status = pcie_device_pg0.AccessStatus; + starget_printk(KERN_INFO, starget, + "handle changed from(0x%04x) to (0x%04x)!!!\n", + pcie_device->handle, handle); + sas_target_priv_data->handle = handle; + pcie_device->handle = handle; + + if (le32_to_cpu(pcie_device_pg0.Flags) & + MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) { + pcie_device->enclosure_level = + pcie_device_pg0.EnclosureLevel; + memcpy(&pcie_device->connector_name[0], + &pcie_device_pg0.ConnectorName[0], 4); + } else { + pcie_device->enclosure_level = 0; + pcie_device->connector_name[0] = '\0'; + } + } + + /* check if device is present */ + if (!(le32_to_cpu(pcie_device_pg0.Flags) & + MPI26_PCIEDEV0_FLAGS_DEVICE_PRESENT)) { + ioc_info(ioc, "device is not present handle(0x%04x), flags!!!\n", + handle); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + pcie_device_put(pcie_device); + return; + } + + /* check if there were any issues with discovery */ + if (_scsih_check_pcie_access_status(ioc, wwid, handle, + pcie_device_pg0.AccessStatus)) { + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + pcie_device_put(pcie_device); return; } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + pcie_device_put(pcie_device); + + _scsih_ublock_io_device(ioc, wwid, NULL); + + return; +} + +/** + * _scsih_pcie_add_device - creating pcie device object + * @ioc: per adapter object + * @handle: pcie device handle + * + * Creating end device object, stored in ioc->pcie_device_list. + * + * Return: 1 means queue the event later, 0 means complete the event + */ +static int +_scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) +{ + Mpi26PCIeDevicePage0_t pcie_device_pg0; + Mpi26PCIeDevicePage2_t pcie_device_pg2; + Mpi2ConfigReply_t mpi_reply; + struct _pcie_device *pcie_device; + struct _enclosure_node *enclosure_dev; + u32 ioc_status; + u64 wwid; + + if ((mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, + &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return 0; + } + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return 0; + } + + set_bit(handle, ioc->pend_os_device_add); + wwid = le64_to_cpu(pcie_device_pg0.WWID); + + /* check if device is present */ + if (!(le32_to_cpu(pcie_device_pg0.Flags) & + MPI26_PCIEDEV0_FLAGS_DEVICE_PRESENT)) { + ioc_err(ioc, "device is not present handle(0x04%x)!!!\n", + handle); + return 0; + } + + /* check if there were any issues with discovery */ + if (_scsih_check_pcie_access_status(ioc, wwid, handle, + pcie_device_pg0.AccessStatus)) + return 0; + + if (!(_scsih_is_nvme_pciescsi_device(le32_to_cpu + (pcie_device_pg0.DeviceInfo)))) + return 0; + + pcie_device = mpt3sas_get_pdev_by_wwid(ioc, wwid); + if (pcie_device) { + clear_bit(handle, ioc->pend_os_device_add); + pcie_device_put(pcie_device); + return 0; + } + + /* PCIe Device Page 2 contains read-only information about a + * specific NVMe device; therefore, this page is only + * valid for NVMe devices and skip for pcie devices of type scsi. + */ + if (!(mpt3sas_scsih_is_pcie_scsi_device( + le32_to_cpu(pcie_device_pg0.DeviceInfo)))) { + if (mpt3sas_config_get_pcie_device_pg2(ioc, &mpi_reply, + &pcie_device_pg2, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, + handle)) { + ioc_err(ioc, + "failure at %s:%d/%s()!\n", __FILE__, + __LINE__, __func__); + return 0; + } + + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + ioc_err(ioc, + "failure at %s:%d/%s()!\n", __FILE__, + __LINE__, __func__); + return 0; + } + } + + pcie_device = kzalloc(sizeof(struct _pcie_device), GFP_KERNEL); + if (!pcie_device) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return 0; + } + + kref_init(&pcie_device->refcount); + pcie_device->id = ioc->pcie_target_id++; + pcie_device->channel = PCIE_CHANNEL; + pcie_device->handle = handle; + pcie_device->access_status = pcie_device_pg0.AccessStatus; + pcie_device->device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo); + pcie_device->wwid = wwid; + pcie_device->port_num = pcie_device_pg0.PortNum; + pcie_device->fast_path = (le32_to_cpu(pcie_device_pg0.Flags) & + MPI26_PCIEDEV0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; + + pcie_device->enclosure_handle = + le16_to_cpu(pcie_device_pg0.EnclosureHandle); + if (pcie_device->enclosure_handle != 0) + pcie_device->slot = le16_to_cpu(pcie_device_pg0.Slot); + + if (le32_to_cpu(pcie_device_pg0.Flags) & + MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) { + pcie_device->enclosure_level = pcie_device_pg0.EnclosureLevel; + memcpy(&pcie_device->connector_name[0], + &pcie_device_pg0.ConnectorName[0], 4); + } else { + pcie_device->enclosure_level = 0; + pcie_device->connector_name[0] = '\0'; + } + + /* get enclosure_logical_id */ + if (pcie_device->enclosure_handle) { + enclosure_dev = + mpt3sas_scsih_enclosure_find_by_handle(ioc, + pcie_device->enclosure_handle); + if (enclosure_dev) + pcie_device->enclosure_logical_id = + le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); + } + /* TODO -- Add device name once FW supports it */ + if (!(mpt3sas_scsih_is_pcie_scsi_device( + le32_to_cpu(pcie_device_pg0.DeviceInfo)))) { + pcie_device->nvme_mdts = + le32_to_cpu(pcie_device_pg2.MaximumDataTransferSize); + pcie_device->shutdown_latency = + le16_to_cpu(pcie_device_pg2.ShutdownLatency); + /* + * Set IOC's max_shutdown_latency to drive's RTD3 Entry Latency + * if drive's RTD3 Entry Latency is greater then IOC's + * max_shutdown_latency. + */ + if (pcie_device->shutdown_latency > ioc->max_shutdown_latency) + ioc->max_shutdown_latency = + pcie_device->shutdown_latency; + if (pcie_device_pg2.ControllerResetTO) + pcie_device->reset_timeout = + pcie_device_pg2.ControllerResetTO; + else + pcie_device->reset_timeout = 30; + } else + pcie_device->reset_timeout = 30; + + if (ioc->wait_for_discovery_to_complete) + _scsih_pcie_device_init_add(ioc, pcie_device); + else + _scsih_pcie_device_add(ioc, pcie_device); + + pcie_device_put(pcie_device); + return 0; +} + +/** + * _scsih_pcie_topology_change_event_debug - debug for topology + * event + * @ioc: per adapter object + * @event_data: event data payload + * Context: user. + */ +static void +_scsih_pcie_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, + Mpi26EventDataPCIeTopologyChangeList_t *event_data) +{ + int i; + u16 handle; + u16 reason_code; + u8 port_number; + char *status_str = NULL; + u8 link_rate, prev_link_rate; + + switch (event_data->SwitchStatus) { + case MPI26_EVENT_PCIE_TOPO_SS_ADDED: + status_str = "add"; + break; + case MPI26_EVENT_PCIE_TOPO_SS_NOT_RESPONDING: + status_str = "remove"; + break; + case MPI26_EVENT_PCIE_TOPO_SS_RESPONDING: + case 0: + status_str = "responding"; + break; + case MPI26_EVENT_PCIE_TOPO_SS_DELAY_NOT_RESPONDING: + status_str = "remove delay"; + break; + default: + status_str = "unknown status"; + break; + } + ioc_info(ioc, "pcie topology change: (%s)\n", status_str); + pr_info("\tswitch_handle(0x%04x), enclosure_handle(0x%04x)" + "start_port(%02d), count(%d)\n", + le16_to_cpu(event_data->SwitchDevHandle), + le16_to_cpu(event_data->EnclosureHandle), + event_data->StartPortNum, event_data->NumEntries); + for (i = 0; i < event_data->NumEntries; i++) { + handle = + le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); + if (!handle) + continue; + port_number = event_data->StartPortNum + i; + reason_code = event_data->PortEntry[i].PortStatus; + switch (reason_code) { + case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED: + status_str = "target add"; + break; + case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING: + status_str = "target remove"; + break; + case MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING: + status_str = "delay target remove"; + break; + case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED: + status_str = "link rate change"; + break; + case MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE: + status_str = "target responding"; + break; + default: + status_str = "unknown"; + break; + } + link_rate = event_data->PortEntry[i].CurrentPortInfo & + MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; + prev_link_rate = event_data->PortEntry[i].PreviousPortInfo & + MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; + pr_info("\tport(%02d), attached_handle(0x%04x): %s:" + " link rate: new(0x%02x), old(0x%02x)\n", port_number, + handle, status_str, link_rate, prev_link_rate); + } +} + +/** + * _scsih_pcie_topology_change_event - handle PCIe topology + * changes + * @ioc: per adapter object + * @fw_event: The fw_event_work object + * Context: user. + * + */ +static void +_scsih_pcie_topology_change_event(struct MPT3SAS_ADAPTER *ioc, + struct fw_event_work *fw_event) +{ + int i; + u16 handle; + u16 reason_code; + u8 link_rate, prev_link_rate; + unsigned long flags; + int rc; + Mpi26EventDataPCIeTopologyChangeList_t *event_data = + (Mpi26EventDataPCIeTopologyChangeList_t *) fw_event->event_data; + struct _pcie_device *pcie_device; + + if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) + _scsih_pcie_topology_change_event_debug(ioc, event_data); + + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) + return; + + if (fw_event->ignore) { + dewtprintk(ioc, ioc_info(ioc, "ignoring switch event\n")); + return; + } + + /* handle siblings events */ + for (i = 0; i < event_data->NumEntries; i++) { + if (fw_event->ignore) { + dewtprintk(ioc, + ioc_info(ioc, "ignoring switch event\n")); + return; + } + if (ioc->remove_host || ioc->pci_error_recovery) + return; + reason_code = event_data->PortEntry[i].PortStatus; + handle = + le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); + if (!handle) + continue; + + link_rate = event_data->PortEntry[i].CurrentPortInfo + & MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; + prev_link_rate = event_data->PortEntry[i].PreviousPortInfo + & MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; + + switch (reason_code) { + case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED: + if (ioc->shost_recovery) + break; + if (link_rate == prev_link_rate) + break; + if (link_rate < MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5) + break; + + _scsih_pcie_check_device(ioc, handle); + + /* This code after this point handles the test case + * where a device has been added, however its returning + * BUSY for sometime. Then before the Device Missing + * Delay expires and the device becomes READY, the + * device is removed and added back. + */ + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + if (pcie_device) { + pcie_device_put(pcie_device); + break; + } + + if (!test_bit(handle, ioc->pend_os_device_add)) + break; + + dewtprintk(ioc, + ioc_info(ioc, "handle(0x%04x) device not found: convert event to a device add\n", + handle)); + event_data->PortEntry[i].PortStatus &= 0xF0; + event_data->PortEntry[i].PortStatus |= + MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED; + fallthrough; + case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED: + if (ioc->shost_recovery) + break; + if (link_rate < MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5) + break; + + rc = _scsih_pcie_add_device(ioc, handle); + if (!rc) { + /* mark entry vacant */ + /* TODO This needs to be reviewed and fixed, + * we dont have an entry + * to make an event void like vacant + */ + event_data->PortEntry[i].PortStatus |= + MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE; + } + break; + case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING: + _scsih_pcie_device_remove_by_handle(ioc, handle); + break; + } + } +} + +/** + * _scsih_pcie_device_status_change_event_debug - debug for device event + * @ioc: ? + * @event_data: event data payload + * Context: user. + */ +static void +_scsih_pcie_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, + Mpi26EventDataPCIeDeviceStatusChange_t *event_data) +{ + char *reason_str = NULL; + + switch (event_data->ReasonCode) { + case MPI26_EVENT_PCIDEV_STAT_RC_SMART_DATA: + reason_str = "smart data"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_UNSUPPORTED: + reason_str = "unsupported device discovered"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET: + reason_str = "internal device reset"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_TASK_ABORT_INTERNAL: + reason_str = "internal task abort"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_ABORT_TASK_SET_INTERNAL: + reason_str = "internal task abort set"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: + reason_str = "internal clear task set"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_QUERY_TASK_INTERNAL: + reason_str = "internal query task"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_DEV_INIT_FAILURE: + reason_str = "device init failure"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_CMP_INTERNAL_DEV_RESET: + reason_str = "internal device reset complete"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: + reason_str = "internal task abort complete"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_ASYNC_NOTIFICATION: + reason_str = "internal async notification"; + break; + case MPI26_EVENT_PCIDEV_STAT_RC_PCIE_HOT_RESET_FAILED: + reason_str = "pcie hot reset failed"; + break; + default: + reason_str = "unknown reason"; + break; + } + + ioc_info(ioc, "PCIE device status change: (%s)\n" + "\thandle(0x%04x), WWID(0x%016llx), tag(%d)", + reason_str, le16_to_cpu(event_data->DevHandle), + (u64)le64_to_cpu(event_data->WWID), + le16_to_cpu(event_data->TaskTag)); + if (event_data->ReasonCode == MPI26_EVENT_PCIDEV_STAT_RC_SMART_DATA) + pr_cont(", ASC(0x%x), ASCQ(0x%x)\n", + event_data->ASC, event_data->ASCQ); + pr_cont("\n"); +} + +/** + * _scsih_pcie_device_status_change_event - handle device status + * change + * @ioc: per adapter object + * @fw_event: The fw_event_work object + * Context: user. + */ +static void +_scsih_pcie_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, + struct fw_event_work *fw_event) +{ + struct MPT3SAS_TARGET *target_priv_data; + struct _pcie_device *pcie_device; + u64 wwid; + unsigned long flags; + Mpi26EventDataPCIeDeviceStatusChange_t *event_data = + (Mpi26EventDataPCIeDeviceStatusChange_t *)fw_event->event_data; + if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) + _scsih_pcie_device_status_change_event_debug(ioc, + event_data); + + if (event_data->ReasonCode != + MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET && + event_data->ReasonCode != + MPI26_EVENT_PCIDEV_STAT_RC_CMP_INTERNAL_DEV_RESET) + return; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + wwid = le64_to_cpu(event_data->WWID); + pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid); + + if (!pcie_device || !pcie_device->starget) + goto out; + + target_priv_data = pcie_device->starget->hostdata; + if (!target_priv_data) + goto out; + if (event_data->ReasonCode == - MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) + MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET) target_priv_data->tm_busy = 1; else target_priv_data->tm_busy = 0; - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); +out: + if (pcie_device) + pcie_device_put(pcie_device); + + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING /** * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure * event * @ioc: per adapter object * @event_data: event data payload * Context: user. - * - * Return nothing. */ static void _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, @@ -5319,32 +8576,77 @@ _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, break; } - pr_info(MPT3SAS_FMT "enclosure status change: (%s)\n" - "\thandle(0x%04x), enclosure logical id(0x%016llx)" - " number slots(%d)\n", ioc->name, reason_str, - le16_to_cpu(event_data->EnclosureHandle), - (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID), - le16_to_cpu(event_data->StartSlot)); + ioc_info(ioc, "enclosure status change: (%s)\n" + "\thandle(0x%04x), enclosure logical id(0x%016llx) number slots(%d)\n", + reason_str, + le16_to_cpu(event_data->EnclosureHandle), + (u64)le64_to_cpu(event_data->EnclosureLogicalID), + le16_to_cpu(event_data->StartSlot)); } -#endif /** * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING + Mpi2ConfigReply_t mpi_reply; + struct _enclosure_node *enclosure_dev = NULL; + Mpi2EventDataSasEnclDevStatusChange_t *event_data = + (Mpi2EventDataSasEnclDevStatusChange_t *)fw_event->event_data; + int rc; + u16 enclosure_handle = le16_to_cpu(event_data->EnclosureHandle); + if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) _scsih_sas_enclosure_dev_status_change_event_debug(ioc, + (Mpi2EventDataSasEnclDevStatusChange_t *) fw_event->event_data); -#endif + if (ioc->shost_recovery) + return; + + if (enclosure_handle) + enclosure_dev = + mpt3sas_scsih_enclosure_find_by_handle(ioc, + enclosure_handle); + switch (event_data->ReasonCode) { + case MPI2_EVENT_SAS_ENCL_RC_ADDED: + if (!enclosure_dev) { + enclosure_dev = + kzalloc(sizeof(struct _enclosure_node), + GFP_KERNEL); + if (!enclosure_dev) { + ioc_info(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, + &enclosure_dev->pg0, + MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, + enclosure_handle); + + if (rc || (le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK)) { + kfree(enclosure_dev); + return; + } + + list_add_tail(&enclosure_dev->list, + &ioc->enclosure_list); + } + break; + case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: + if (enclosure_dev) { + list_del(&enclosure_dev->list); + kfree(enclosure_dev); + } + break; + default: + break; + } } /** @@ -5352,8 +8654,6 @@ _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, @@ -5361,13 +8661,16 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, { struct scsi_cmnd *scmd; struct scsi_device *sdev; + struct scsiio_tracker *st; u16 smid, handle; u32 lun; struct MPT3SAS_DEVICE *sas_device_priv_data; u32 termination_count; u32 query_count; Mpi2SCSITaskManagementReply_t *mpi_reply; - Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data; + Mpi2EventDataSasBroadcastPrimitive_t *event_data = + (Mpi2EventDataSasBroadcastPrimitive_t *) + fw_event->event_data; u16 ioc_status; unsigned long flags; int r; @@ -5375,10 +8678,8 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, u8 task_abort_retries; mutex_lock(&ioc->tm_cmds.mutex); - pr_info(MPT3SAS_FMT - "%s: enter: phy number(%d), width(%d)\n", - ioc->name, __func__, event_data->PhyNum, - event_data->PortWidth); + ioc_info(ioc, "%s: enter: phy number(%d), width(%d)\n", + __func__, event_data->PhyNum, event_data->PortWidth); _scsih_block_io_all_device(ioc); @@ -5388,21 +8689,22 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, /* sanity checks for retrying this loop */ if (max_retries++ == 5) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: giving up\n", - ioc->name, __func__)); + dewtprintk(ioc, ioc_info(ioc, "%s: giving up\n", __func__)); goto out; } else if (max_retries > 1) - dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: %d retry\n", - ioc->name, __func__, max_retries - 1)); + dewtprintk(ioc, + ioc_info(ioc, "%s: %d retry\n", + __func__, max_retries - 1)); termination_count = 0; query_count = 0; for (smid = 1; smid <= ioc->scsiio_depth; smid++) { if (ioc->shost_recovery) goto out; - scmd = _scsih_scsi_lookup_get(ioc, smid); + scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); if (!scmd) continue; + st = scsi_cmd_priv(scmd); sdev = scmd->device; sas_device_priv_data = sdev->hostdata; if (!sas_device_priv_data || !sas_device_priv_data->sas_target) @@ -5415,6 +8717,10 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, if (sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) continue; + /* skip PCIe devices */ + if (sas_device_priv_data->sas_target->flags & + MPT_TARGET_FLAGS_PCIE_DEVICE) + continue; handle = sas_device_priv_data->sas_target->handle; lun = sas_device_priv_data->lun; @@ -5425,8 +8731,8 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun, - MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, 0, - TM_MUTEX_OFF); + MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, st->smid, + st->msix_io, 30, 0); if (r == FAILED) { sdev_printk(KERN_WARNING, sdev, "mpt3sas_scsih_issue_tm: FAILED when sending " @@ -5455,9 +8761,9 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, task_abort_retries = 0; tm_retry: if (task_abort_retries++ == 60) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: ABORT_TASK: giving up\n", ioc->name, - __func__)); + dewtprintk(ioc, + ioc_info(ioc, "%s: ABORT_TASK: giving up\n", + __func__)); spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); goto broadcast_aen_retry; } @@ -5466,9 +8772,9 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, goto out_no_lock; r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id, - sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, - scmd->serial_number, TM_MUTEX_OFF); - if (r == FAILED) { + sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, + st->smid, st->msix_io, 30, 0); + if (r == FAILED || st->cb_idx != 0xFF) { sdev_printk(KERN_WARNING, sdev, "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : " "scmd(%p)\n", scmd); @@ -5486,9 +8792,10 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, } if (ioc->broadcast_aen_pending) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: loop back due to pending AEN\n", - ioc->name, __func__)); + dewtprintk(ioc, + ioc_info(ioc, + "%s: loop back due to pending AEN\n", + __func__)); ioc->broadcast_aen_pending = 0; goto broadcast_aen_retry; } @@ -5497,9 +8804,9 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); out_no_lock: - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s - exit, query_count = %d termination_count = %d\n", - ioc->name, __func__, query_count, termination_count)); + dewtprintk(ioc, + ioc_info(ioc, "%s - exit, query_count = %d termination_count = %d\n", + __func__, query_count, termination_count)); ioc->broadcast_aen_busy = 0; if (!ioc->shost_recovery) @@ -5512,26 +8819,23 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { - Mpi2EventDataSasDiscovery_t *event_data = fw_event->event_data; + Mpi2EventDataSasDiscovery_t *event_data = + (Mpi2EventDataSasDiscovery_t *) fw_event->event_data; -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { - pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name, - (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ? - "start" : "stop"); - if (event_data->DiscoveryStatus) - pr_info("discovery_status(0x%08x)", - le32_to_cpu(event_data->DiscoveryStatus)); - pr_info("\n"); + ioc_info(ioc, "discovery event: (%s)", + event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED ? + "start" : "stop"); + if (event_data->DiscoveryStatus) + pr_cont("discovery_status(0x%08x)", + le32_to_cpu(event_data->DiscoveryStatus)); + pr_cont("\n"); } -#endif if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && !ioc->sas_hba.num_phys) { @@ -5545,12 +8849,70 @@ _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc, } /** + * _scsih_sas_device_discovery_error_event - display SAS device discovery error + * events + * @ioc: per adapter object + * @fw_event: The fw_event_work object + * Context: user. + */ +static void +_scsih_sas_device_discovery_error_event(struct MPT3SAS_ADAPTER *ioc, + struct fw_event_work *fw_event) +{ + Mpi25EventDataSasDeviceDiscoveryError_t *event_data = + (Mpi25EventDataSasDeviceDiscoveryError_t *)fw_event->event_data; + + switch (event_data->ReasonCode) { + case MPI25_EVENT_SAS_DISC_ERR_SMP_FAILED: + ioc_warn(ioc, "SMP command sent to the expander (handle:0x%04x, sas_address:0x%016llx, physical_port:0x%02x) has failed\n", + le16_to_cpu(event_data->DevHandle), + (u64)le64_to_cpu(event_data->SASAddress), + event_data->PhysicalPort); + break; + case MPI25_EVENT_SAS_DISC_ERR_SMP_TIMEOUT: + ioc_warn(ioc, "SMP command sent to the expander (handle:0x%04x, sas_address:0x%016llx, physical_port:0x%02x) has timed out\n", + le16_to_cpu(event_data->DevHandle), + (u64)le64_to_cpu(event_data->SASAddress), + event_data->PhysicalPort); + break; + default: + break; + } +} + +/** + * _scsih_pcie_enumeration_event - handle enumeration events + * @ioc: per adapter object + * @fw_event: The fw_event_work object + * Context: user. + */ +static void +_scsih_pcie_enumeration_event(struct MPT3SAS_ADAPTER *ioc, + struct fw_event_work *fw_event) +{ + Mpi26EventDataPCIeEnumeration_t *event_data = + (Mpi26EventDataPCIeEnumeration_t *)fw_event->event_data; + + if (!(ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)) + return; + + ioc_info(ioc, "pcie enumeration event: (%s) Flag 0x%02x", + (event_data->ReasonCode == MPI26_EVENT_PCIE_ENUM_RC_STARTED) ? + "started" : "completed", + event_data->Flags); + if (event_data->EnumerationStatus) + pr_cont("enumeration_status(0x%08x)", + le32_to_cpu(event_data->EnumerationStatus)); + pr_cont("\n"); +} + +/** * _scsih_ir_fastpath - turn on fastpath for IR physdisk * @ioc: per adapter object * @handle: device handle for physical disk * @phys_disk_num: physical disk number * - * Return 0 for success, else failure. + * Return: 0 for success, else failure. */ static int _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) @@ -5563,12 +8925,13 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) u16 ioc_status; u32 log_info; + if (ioc->hba_mpi_version_belonged == MPI2_VERSION) + return rc; mutex_lock(&ioc->scsih_cmds.mutex); if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { - pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n", - ioc->name, __func__); + ioc_err(ioc, "%s: scsih_cmd in use\n", __func__); rc = -EAGAIN; goto out; } @@ -5576,8 +8939,7 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); if (!smid) { - pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", - ioc->name, __func__); + ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; rc = -EAGAIN; goto out; @@ -5591,19 +8953,18 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN; mpi_request->PhysDiskNum = phys_disk_num; - dewtprintk(ioc, pr_info(MPT3SAS_FMT "IR RAID_ACTION: turning fast "\ - "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc->name, - handle, phys_disk_num)); + dewtprintk(ioc, + ioc_info(ioc, "IR RAID_ACTION: turning fast path on for handle(0x%04x), phys_disk_num (0x%02x)\n", + handle, phys_disk_num)); init_completion(&ioc->scsih_cmds.done); - mpt3sas_base_put_smid_default(ioc, smid); + ioc->put_smid_default(ioc, smid); wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { - pr_err(MPT3SAS_FMT "%s: timeout\n", - ioc->name, __func__); - if (!(ioc->scsih_cmds.status & MPT3_CMD_RESET)) - issue_reset = 1; + mpt3sas_check_cmd_timeout(ioc, + ioc->scsih_cmds.status, mpi_request, + sizeof(Mpi2RaidActionRequest_t)/4, issue_reset); rc = -EFAULT; goto out; } @@ -5618,15 +8979,13 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) log_info = 0; ioc_status &= MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "IR RAID_ACTION: failed: ioc_status(0x%04x), " - "loginfo(0x%08x)!!!\n", ioc->name, ioc_status, - log_info)); + dewtprintk(ioc, + ioc_info(ioc, "IR RAID_ACTION: failed: ioc_status(0x%04x), loginfo(0x%08x)!!!\n", + ioc_status, log_info)); rc = -EFAULT; } else - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "IR RAID_ACTION: completed successfully\n", - ioc->name)); + dewtprintk(ioc, + ioc_info(ioc, "IR RAID_ACTION: completed successfully\n")); } out: @@ -5634,8 +8993,7 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) mutex_unlock(&ioc->scsih_cmds.mutex); if (issue_reset) - mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, - FORCE_BIG_HAMMER); + mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); return rc; } @@ -5648,11 +9006,10 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) static void _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) { - int rc; sdev->no_uld_attach = no_uld_attach ? 1 : 0; sdev_printk(KERN_INFO, sdev, "%s raid component\n", - sdev->no_uld_attach ? "hidding" : "exposing"); - rc = scsi_device_reprobe(sdev); + sdev->no_uld_attach ? "hiding" : "exposing"); + WARN_ON(scsi_device_reprobe(sdev)); } /** @@ -5660,8 +9017,6 @@ _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) * @ioc: per adapter object * @element: IR config element data * Context: user. - * - * Return nothing. */ static void _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, @@ -5675,9 +9030,8 @@ _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); if (!wwid) { - pr_err(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } @@ -5690,9 +9044,8 @@ _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); if (!raid_device) { - pr_err(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } @@ -5718,8 +9071,6 @@ _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @handle: volume device handle * Context: user. - * - * Return nothing. */ static void _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle) @@ -5730,16 +9081,15 @@ _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle) struct scsi_target *starget = NULL; spin_lock_irqsave(&ioc->raid_device_lock, flags); - raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); if (raid_device) { if (raid_device->starget) { starget = raid_device->starget; sas_target_priv_data = starget->hostdata; sas_target_priv_data->deleted = 1; } - pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n", - ioc->name, raid_device->handle, - (unsigned long long) raid_device->wwid); + ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", + raid_device->handle, (u64)raid_device->wwid); list_del(&raid_device->list); kfree(raid_device); } @@ -5753,8 +9103,6 @@ _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle) * @ioc: per adapter object * @element: IR config element data * Context: user. - * - * Return nothing. */ static void _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, @@ -5767,7 +9115,7 @@ _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, u16 handle = le16_to_cpu(element->PhysDiskDevHandle); spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); if (sas_device) { sas_device->volume_handle = 0; sas_device->volume_wwid = 0; @@ -5786,6 +9134,8 @@ _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, /* exposing raid component */ if (starget) starget_for_each_device(starget, NULL, _scsih_reprobe_lun); + + sas_device_put(sas_device); } /** @@ -5793,8 +9143,6 @@ _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @element: IR config element data * Context: user. - * - * Return nothing. */ static void _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, @@ -5814,7 +9162,7 @@ _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, &volume_wwid); spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); if (sas_device) { set_bit(handle, ioc->pd_handles); if (sas_device->starget && sas_device->starget->hostdata) { @@ -5832,8 +9180,11 @@ _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, /* hiding raid component */ _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); + if (starget) starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); + + sas_device_put(sas_device); } /** @@ -5841,8 +9192,6 @@ _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @element: IR config element data * Context: user. - * - * Return nothing. */ static void _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc, @@ -5858,15 +9207,12 @@ _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @element: IR config element data * Context: user. - * - * Return nothing. */ static void _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, Mpi2EventIrConfigElement_t *element) { struct _sas_device *sas_device; - unsigned long flags; u16 handle = le16_to_cpu(element->PhysDiskDevHandle); Mpi2ConfigReply_t mpi_reply; Mpi2SasDevicePage0_t sas_device_pg0; @@ -5876,46 +9222,44 @@ _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, set_bit(handle, ioc->pd_handles); - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); if (sas_device) { _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); + sas_device_put(sas_device); return; } if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) mpt3sas_transport_update_links(ioc, sas_address, handle, - sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); + sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5, + mpt3sas_get_port_by_id(ioc, + sas_device_pg0.PhysicalPort, 0)); _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); _scsih_add_device(ioc, handle, 0, 1); } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING /** * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events * @ioc: per adapter object * @event_data: event data payload * Context: user. - * - * Return nothing. */ static void _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc, @@ -5928,10 +9272,10 @@ _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc, element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; - pr_info(MPT3SAS_FMT "raid config change: (%s), elements(%d)\n", - ioc->name, (le32_to_cpu(event_data->Flags) & - MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? - "foreign" : "native", event_data->NumElements); + ioc_info(ioc, "raid config change: (%s), elements(%d)\n", + le32_to_cpu(event_data->Flags) & MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG ? + "foreign" : "native", + event_data->NumElements); for (i = 0; i < event_data->NumElements; i++, element++) { switch (element->ReasonCode) { case MPI2_EVENT_IR_CHANGE_RC_ADDED: @@ -5988,15 +9332,12 @@ _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc, element->PhysDiskNum); } } -#endif /** * _scsih_sas_ir_config_change_event - handle ir configuration change events * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, @@ -6005,20 +9346,20 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, Mpi2EventIrConfigElement_t *element; int i; u8 foreign_config; - Mpi2EventDataIrConfigChangeList_t *event_data = fw_event->event_data; + Mpi2EventDataIrConfigChangeList_t *event_data = + (Mpi2EventDataIrConfigChangeList_t *) + fw_event->event_data; -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING - if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) + if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) && + (!ioc->hide_ir_msg)) _scsih_sas_ir_config_change_event_debug(ioc, event_data); -#endif - foreign_config = (le32_to_cpu(event_data->Flags) & MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; - if (ioc->shost_recovery) { - + if (ioc->shost_recovery && + ioc->hba_mpi_version_belonged != MPI2_VERSION) { for (i = 0; i < event_data->NumElements; i++, element++) { if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE) _scsih_ir_fastpath(ioc, @@ -6027,6 +9368,7 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, } return; } + for (i = 0; i < event_data->NumElements; i++, element++) { switch (element->ReasonCode) { @@ -6042,16 +9384,20 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, le16_to_cpu(element->VolDevHandle)); break; case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: - _scsih_sas_pd_hide(ioc, element); + if (!ioc->is_warpdrive) + _scsih_sas_pd_hide(ioc, element); break; case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: - _scsih_sas_pd_expose(ioc, element); + if (!ioc->is_warpdrive) + _scsih_sas_pd_expose(ioc, element); break; case MPI2_EVENT_IR_CHANGE_RC_HIDE: - _scsih_sas_pd_add(ioc, element); + if (!ioc->is_warpdrive) + _scsih_sas_pd_add(ioc, element); break; case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: - _scsih_sas_pd_delete(ioc, element); + if (!ioc->is_warpdrive) + _scsih_sas_pd_delete(ioc, element); break; } } @@ -6062,8 +9408,6 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, @@ -6075,7 +9419,8 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, u16 handle; u32 state; int rc; - Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; + Mpi2EventDataIrVolume_t *event_data = + (Mpi2EventDataIrVolume_t *) fw_event->event_data; if (ioc->shost_recovery) return; @@ -6085,10 +9430,12 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, handle = le16_to_cpu(event_data->VolDevHandle); state = le32_to_cpu(event_data->NewValue); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", - ioc->name, __func__, handle, - le32_to_cpu(event_data->PreviousValue), state)); + if (!ioc->hide_ir_msg) + dewtprintk(ioc, + ioc_info(ioc, "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", + __func__, handle, + le32_to_cpu(event_data->PreviousValue), + state)); switch (state) { case MPI2_RAID_VOL_STATE_MISSING: case MPI2_RAID_VOL_STATE_FAILED: @@ -6100,7 +9447,7 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, case MPI2_RAID_VOL_STATE_OPTIMAL: spin_lock_irqsave(&ioc->raid_device_lock, flags); - raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); spin_unlock_irqrestore(&ioc->raid_device_lock, flags); if (raid_device) @@ -6108,17 +9455,15 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); if (!wwid) { - pr_err(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); break; } raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); if (!raid_device) { - pr_err(MPT3SAS_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); break; } @@ -6144,8 +9489,6 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, @@ -6154,11 +9497,11 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, u16 handle, parent_handle; u32 state; struct _sas_device *sas_device; - unsigned long flags; Mpi2ConfigReply_t mpi_reply; Mpi2SasDevicePage0_t sas_device_pg0; u32 ioc_status; - Mpi2EventDataIrPhysicalDisk_t *event_data = fw_event->event_data; + Mpi2EventDataIrPhysicalDisk_t *event_data = + (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data; u64 sas_address; if (ioc->shost_recovery) @@ -6170,10 +9513,13 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, handle = le16_to_cpu(event_data->PhysDiskDevHandle); state = le32_to_cpu(event_data->NewValue); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", - ioc->name, __func__, handle, - le32_to_cpu(event_data->PreviousValue), state)); + if (!ioc->hide_ir_msg) + dewtprintk(ioc, + ioc_info(ioc, "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", + __func__, handle, + le32_to_cpu(event_data->PreviousValue), + state)); + switch (state) { case MPI2_RAID_PD_STATE_ONLINE: case MPI2_RAID_PD_STATE_DEGRADED: @@ -6181,34 +9527,37 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, case MPI2_RAID_PD_STATE_OPTIMAL: case MPI2_RAID_PD_STATE_HOT_SPARE: - set_bit(handle, ioc->pd_handles); - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (!ioc->is_warpdrive) + set_bit(handle, ioc->pd_handles); - if (sas_device) + sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); + if (sas_device) { + sas_device_put(sas_device); return; + } if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) mpt3sas_transport_update_links(ioc, sas_address, handle, - sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); + sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5, + mpt3sas_get_port_by_id(ioc, + sas_device_pg0.PhysicalPort, 0)); _scsih_add_device(ioc, handle, 0, 1); @@ -6222,14 +9571,11 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, } } -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING /** * _scsih_sas_ir_operation_status_event_debug - debug for IR op event * @ioc: per adapter object * @event_data: event data payload * Context: user. - * - * Return nothing. */ static void _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc, @@ -6258,43 +9604,40 @@ _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc, if (!reason_str) return; - pr_info(MPT3SAS_FMT "raid operational status: (%s)" \ - "\thandle(0x%04x), percent complete(%d)\n", - ioc->name, reason_str, - le16_to_cpu(event_data->VolDevHandle), - event_data->PercentComplete); + ioc_info(ioc, "raid operational status: (%s)\thandle(0x%04x), percent complete(%d)\n", + reason_str, + le16_to_cpu(event_data->VolDevHandle), + event_data->PercentComplete); } -#endif /** * _scsih_sas_ir_operation_status_event - handle RAID operation events * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { - Mpi2EventDataIrOperationStatus_t *event_data = fw_event->event_data; + Mpi2EventDataIrOperationStatus_t *event_data = + (Mpi2EventDataIrOperationStatus_t *) + fw_event->event_data; static struct _raid_device *raid_device; unsigned long flags; u16 handle; -#ifdef CONFIG_SCSI_MPT3SAS_LOGGING - if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) + if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) && + (!ioc->hide_ir_msg)) _scsih_sas_ir_operation_status_event_debug(ioc, event_data); -#endif /* code added for raid transport support */ if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { spin_lock_irqsave(&ioc->raid_device_lock, flags); handle = le16_to_cpu(event_data->VolDevHandle); - raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); if (raid_device) raid_device->percent_complete = event_data->PercentComplete; @@ -6323,69 +9666,190 @@ _scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc) } /** + * _scsih_update_device_qdepth - Update QD during Reset. + * @ioc: per adapter object + * + */ +static void +_scsih_update_device_qdepth(struct MPT3SAS_ADAPTER *ioc) +{ + struct MPT3SAS_DEVICE *sas_device_priv_data; + struct MPT3SAS_TARGET *sas_target_priv_data; + struct _sas_device *sas_device; + struct scsi_device *sdev; + u16 qdepth; + + ioc_info(ioc, "Update devices with firmware reported queue depth\n"); + shost_for_each_device(sdev, ioc->shost) { + sas_device_priv_data = sdev->hostdata; + if (sas_device_priv_data && sas_device_priv_data->sas_target) { + sas_target_priv_data = sas_device_priv_data->sas_target; + sas_device = sas_device_priv_data->sas_target->sas_dev; + if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) + qdepth = ioc->max_nvme_qd; + else if (sas_device && + sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) + qdepth = (sas_device->port_type > 1) ? + ioc->max_wideport_qd : ioc->max_narrowport_qd; + else if (sas_device && + sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) + qdepth = ioc->max_sata_qd; + else + continue; + mpt3sas_scsih_change_queue_depth(sdev, qdepth); + } + } +} + +/** * _scsih_mark_responding_sas_device - mark a sas_devices as responding * @ioc: per adapter object - * @sas_address: sas address - * @slot: enclosure slot id - * @handle: device handle + * @sas_device_pg0: SAS Device page 0 * * After host reset, find out whether devices are still responding. * Used in _scsih_remove_unresponsive_sas_devices. - * - * Return nothing. */ static void -_scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, - u16 slot, u16 handle) +_scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc, +Mpi2SasDevicePage0_t *sas_device_pg0) { struct MPT3SAS_TARGET *sas_target_priv_data = NULL; struct scsi_target *starget; - struct _sas_device *sas_device; + struct _sas_device *sas_device = NULL; + struct _enclosure_node *enclosure_dev = NULL; unsigned long flags; + struct hba_port *port = mpt3sas_get_port_by_id( + ioc, sas_device_pg0->PhysicalPort, 0); + if (sas_device_pg0->EnclosureHandle) { + enclosure_dev = + mpt3sas_scsih_enclosure_find_by_handle(ioc, + le16_to_cpu(sas_device_pg0->EnclosureHandle)); + if (enclosure_dev == NULL) + ioc_info(ioc, "Enclosure handle(0x%04x) doesn't match with enclosure device!\n", + sas_device_pg0->EnclosureHandle); + } spin_lock_irqsave(&ioc->sas_device_lock, flags); list_for_each_entry(sas_device, &ioc->sas_device_list, list) { - if (sas_device->sas_address == sas_address && - sas_device->slot == slot) { - sas_device->responding = 1; - starget = sas_device->starget; - if (starget && starget->hostdata) { - sas_target_priv_data = starget->hostdata; - sas_target_priv_data->tm_busy = 0; - sas_target_priv_data->deleted = 0; - } else - sas_target_priv_data = NULL; - if (starget) + if (sas_device->sas_address != le64_to_cpu( + sas_device_pg0->SASAddress)) + continue; + if (sas_device->slot != le16_to_cpu(sas_device_pg0->Slot)) + continue; + if (sas_device->port != port) + continue; + sas_device->responding = 1; + starget = sas_device->starget; + if (starget && starget->hostdata) { + sas_target_priv_data = starget->hostdata; + sas_target_priv_data->tm_busy = 0; + sas_target_priv_data->deleted = 0; + } else + sas_target_priv_data = NULL; + if (starget) { + starget_printk(KERN_INFO, starget, + "handle(0x%04x), sas_addr(0x%016llx)\n", + le16_to_cpu(sas_device_pg0->DevHandle), + (unsigned long long) + sas_device->sas_address); + + if (sas_device->enclosure_handle != 0) starget_printk(KERN_INFO, starget, - "handle(0x%04x), sas_addr(0x%016llx), " - "enclosure logical id(0x%016llx), " - "slot(%d)\n", handle, - (unsigned long long)sas_device->sas_address, - (unsigned long long) - sas_device->enclosure_logical_id, - sas_device->slot); - if (sas_device->handle == handle) - goto out; - pr_info("\thandle changed from(0x%04x)!!!\n", - sas_device->handle); - sas_device->handle = handle; - if (sas_target_priv_data) - sas_target_priv_data->handle = handle; - goto out; + "enclosure logical id(0x%016llx), slot(%d)\n", + (unsigned long long) + sas_device->enclosure_logical_id, + sas_device->slot); } + if (le16_to_cpu(sas_device_pg0->Flags) & + MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { + sas_device->enclosure_level = + sas_device_pg0->EnclosureLevel; + memcpy(&sas_device->connector_name[0], + &sas_device_pg0->ConnectorName[0], 4); + } else { + sas_device->enclosure_level = 0; + sas_device->connector_name[0] = '\0'; + } + + sas_device->enclosure_handle = + le16_to_cpu(sas_device_pg0->EnclosureHandle); + sas_device->is_chassis_slot_valid = 0; + if (enclosure_dev) { + sas_device->enclosure_logical_id = le64_to_cpu( + enclosure_dev->pg0.EnclosureLogicalID); + if (le16_to_cpu(enclosure_dev->pg0.Flags) & + MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) { + sas_device->is_chassis_slot_valid = 1; + sas_device->chassis_slot = + enclosure_dev->pg0.ChassisSlot; + } + } + + if (sas_device->handle == le16_to_cpu( + sas_device_pg0->DevHandle)) + goto out; + pr_info("\thandle changed from(0x%04x)!!!\n", + sas_device->handle); + sas_device->handle = le16_to_cpu( + sas_device_pg0->DevHandle); + if (sas_target_priv_data) + sas_target_priv_data->handle = + le16_to_cpu(sas_device_pg0->DevHandle); + goto out; } out: spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } /** + * _scsih_create_enclosure_list_after_reset - Free Existing list, + * And create enclosure list by scanning all Enclosure Page(0)s + * @ioc: per adapter object + */ +static void +_scsih_create_enclosure_list_after_reset(struct MPT3SAS_ADAPTER *ioc) +{ + struct _enclosure_node *enclosure_dev; + Mpi2ConfigReply_t mpi_reply; + u16 enclosure_handle; + int rc; + + /* Free existing enclosure list */ + mpt3sas_free_enclosure_list(ioc); + + /* Re constructing enclosure list after reset*/ + enclosure_handle = 0xFFFF; + do { + enclosure_dev = + kzalloc(sizeof(struct _enclosure_node), GFP_KERNEL); + if (!enclosure_dev) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, + &enclosure_dev->pg0, + MPI2_SAS_ENCLOS_PGAD_FORM_GET_NEXT_HANDLE, + enclosure_handle); + + if (rc || (le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK)) { + kfree(enclosure_dev); + return; + } + list_add_tail(&enclosure_dev->list, + &ioc->enclosure_list); + enclosure_handle = + le16_to_cpu(enclosure_dev->pg0.EnclosureHandle); + } while (1); +} + +/** * _scsih_search_responding_sas_devices - * @ioc: per adapter object * * After host reset, find out whether devices are still responding. * If not remove. - * - * Return nothing. */ static void _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) @@ -6396,7 +9860,7 @@ _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) u16 handle; u32 device_info; - pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name); + ioc_info(ioc, "search for end-devices: start\n"); if (list_empty(&ioc->sas_device_list)) goto out; @@ -6413,14 +9877,130 @@ _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); if (!(_scsih_is_end_device(device_info))) continue; - _scsih_mark_responding_sas_device(ioc, - le64_to_cpu(sas_device_pg0.SASAddress), - le16_to_cpu(sas_device_pg0.Slot), handle); + _scsih_mark_responding_sas_device(ioc, &sas_device_pg0); + } + + out: + ioc_info(ioc, "search for end-devices: complete\n"); +} + +/** + * _scsih_mark_responding_pcie_device - mark a pcie_device as responding + * @ioc: per adapter object + * @pcie_device_pg0: PCIe Device page 0 + * + * After host reset, find out whether devices are still responding. + * Used in _scsih_remove_unresponding_devices. + */ +static void +_scsih_mark_responding_pcie_device(struct MPT3SAS_ADAPTER *ioc, + Mpi26PCIeDevicePage0_t *pcie_device_pg0) +{ + struct MPT3SAS_TARGET *sas_target_priv_data = NULL; + struct scsi_target *starget; + struct _pcie_device *pcie_device; + unsigned long flags; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) { + if ((pcie_device->wwid == le64_to_cpu(pcie_device_pg0->WWID)) + && (pcie_device->slot == le16_to_cpu( + pcie_device_pg0->Slot))) { + pcie_device->access_status = + pcie_device_pg0->AccessStatus; + pcie_device->responding = 1; + starget = pcie_device->starget; + if (starget && starget->hostdata) { + sas_target_priv_data = starget->hostdata; + sas_target_priv_data->tm_busy = 0; + sas_target_priv_data->deleted = 0; + } else + sas_target_priv_data = NULL; + if (starget) { + starget_printk(KERN_INFO, starget, + "handle(0x%04x), wwid(0x%016llx) ", + pcie_device->handle, + (unsigned long long)pcie_device->wwid); + if (pcie_device->enclosure_handle != 0) + starget_printk(KERN_INFO, starget, + "enclosure logical id(0x%016llx), " + "slot(%d)\n", + (unsigned long long) + pcie_device->enclosure_logical_id, + pcie_device->slot); + } + + if (((le32_to_cpu(pcie_device_pg0->Flags)) & + MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) && + (ioc->hba_mpi_version_belonged != MPI2_VERSION)) { + pcie_device->enclosure_level = + pcie_device_pg0->EnclosureLevel; + memcpy(&pcie_device->connector_name[0], + &pcie_device_pg0->ConnectorName[0], 4); + } else { + pcie_device->enclosure_level = 0; + pcie_device->connector_name[0] = '\0'; + } + + if (pcie_device->handle == le16_to_cpu( + pcie_device_pg0->DevHandle)) + goto out; + pr_info("\thandle changed from(0x%04x)!!!\n", + pcie_device->handle); + pcie_device->handle = le16_to_cpu( + pcie_device_pg0->DevHandle); + if (sas_target_priv_data) + sas_target_priv_data->handle = + le16_to_cpu(pcie_device_pg0->DevHandle); + goto out; + } } out: - pr_info(MPT3SAS_FMT "search for end-devices: complete\n", - ioc->name); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); +} + +/** + * _scsih_search_responding_pcie_devices - + * @ioc: per adapter object + * + * After host reset, find out whether devices are still responding. + * If not remove. + */ +static void +_scsih_search_responding_pcie_devices(struct MPT3SAS_ADAPTER *ioc) +{ + Mpi26PCIeDevicePage0_t pcie_device_pg0; + Mpi2ConfigReply_t mpi_reply; + u16 ioc_status; + u16 handle; + u32 device_info; + + ioc_info(ioc, "search for end-devices: start\n"); + + if (list_empty(&ioc->pcie_device_list)) + goto out; + + handle = 0xFFFF; + while (!(mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, + &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, + handle))) { + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + ioc_info(ioc, "\tbreak from %s: ioc_status(0x%04x), loginfo(0x%08x)\n", + __func__, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); + break; + } + handle = le16_to_cpu(pcie_device_pg0.DevHandle); + device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo); + if (!(_scsih_is_nvme_pciescsi_device(device_info))) + continue; + _scsih_mark_responding_pcie_device(ioc, &pcie_device_pg0); + } +out: + ioc_info(ioc, "search for PCIe end-devices: complete\n"); } /** @@ -6431,14 +10011,12 @@ _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) * * After host reset, find out whether devices are still responding. * Used in _scsih_remove_unresponsive_raid_devices. - * - * Return nothing. */ static void _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid, u16 handle) { - struct MPT3SAS_TARGET *sas_target_priv_data; + struct MPT3SAS_TARGET *sas_target_priv_data = NULL; struct scsi_target *starget; struct _raid_device *raid_device; unsigned long flags; @@ -6457,6 +10035,13 @@ _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid, starget_printk(KERN_INFO, raid_device->starget, "handle(0x%04x), wwid(0x%016llx)\n", handle, (unsigned long long)raid_device->wwid); + + /* + * WARPDRIVE: The handles of the PDs might have changed + * across the host reset so re-initialize the + * required data for Direct IO + */ + mpt3sas_init_warpdrive_properties(ioc, raid_device); spin_lock_irqsave(&ioc->raid_device_lock, flags); if (raid_device->handle == handle) { spin_unlock_irqrestore(&ioc->raid_device_lock, @@ -6481,8 +10066,6 @@ _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid, * * After host reset, find out whether devices are still responding. * If not remove. - * - * Return nothing. */ static void _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) @@ -6498,8 +10081,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) if (!ioc->ir_firmware) return; - pr_info(MPT3SAS_FMT "search for raid volumes: start\n", - ioc->name); + ioc_info(ioc, "search for raid volumes: start\n"); if (list_empty(&ioc->raid_device_list)) goto out; @@ -6526,6 +10108,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) } /* refresh the pd_handles */ + if (!ioc->is_warpdrive) { phys_disk_num = 0xFF; memset(ioc->pd_handles, 0, ioc->pd_handles_sz); while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, @@ -6539,35 +10122,53 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) handle = le16_to_cpu(pd_pg0.DevHandle); set_bit(handle, ioc->pd_handles); } + } out: - pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n", - ioc->name); + ioc_info(ioc, "search for responding raid volumes: complete\n"); } /** * _scsih_mark_responding_expander - mark a expander as responding * @ioc: per adapter object - * @sas_address: sas address - * @handle: + * @expander_pg0:SAS Expander Config Page0 * * After host reset, find out whether devices are still responding. * Used in _scsih_remove_unresponsive_expanders. - * - * Return nothing. */ static void -_scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, - u16 handle) +_scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, + Mpi2ExpanderPage0_t *expander_pg0) { - struct _sas_node *sas_expander; + struct _sas_node *sas_expander = NULL; unsigned long flags; int i; + struct _enclosure_node *enclosure_dev = NULL; + u16 handle = le16_to_cpu(expander_pg0->DevHandle); + u16 enclosure_handle = le16_to_cpu(expander_pg0->EnclosureHandle); + u64 sas_address = le64_to_cpu(expander_pg0->SASAddress); + struct hba_port *port = mpt3sas_get_port_by_id( + ioc, expander_pg0->PhysicalPort, 0); + + if (enclosure_handle) + enclosure_dev = + mpt3sas_scsih_enclosure_find_by_handle(ioc, + enclosure_handle); spin_lock_irqsave(&ioc->sas_node_lock, flags); list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { if (sas_expander->sas_address != sas_address) continue; + if (sas_expander->port != port) + continue; sas_expander->responding = 1; + + if (enclosure_dev) { + sas_expander->enclosure_logical_id = + le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); + sas_expander->enclosure_handle = + le16_to_cpu(expander_pg0->EnclosureHandle); + } + if (sas_expander->handle == handle) goto out; pr_info("\texpander(0x%016llx): handle changed" \ @@ -6589,8 +10190,6 @@ _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, * * After host reset, find out whether devices are still responding. * If not remove. - * - * Return nothing. */ static void _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) @@ -6600,8 +10199,9 @@ _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) u16 ioc_status; u64 sas_address; u16 handle; + u8 port; - pr_info(MPT3SAS_FMT "search for expanders: start\n", ioc->name); + ioc_info(ioc, "search for expanders: start\n"); if (list_empty(&ioc->sas_expander_list)) goto out; @@ -6617,50 +10217,103 @@ _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) handle = le16_to_cpu(expander_pg0.DevHandle); sas_address = le64_to_cpu(expander_pg0.SASAddress); - pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n", - handle, - (unsigned long long)sas_address); - _scsih_mark_responding_expander(ioc, sas_address, handle); + port = expander_pg0.PhysicalPort; + pr_info( + "\texpander present: handle(0x%04x), sas_addr(0x%016llx), port:%d\n", + handle, (unsigned long long)sas_address, + (ioc->multipath_on_hba ? + port : MULTIPATH_DISABLED_PORT_ID)); + _scsih_mark_responding_expander(ioc, &expander_pg0); } out: - pr_info(MPT3SAS_FMT "search for expanders: complete\n", ioc->name); + ioc_info(ioc, "search for expanders: complete\n"); } /** - * _scsih_remove_unresponding_sas_devices - removing unresponding devices + * _scsih_remove_unresponding_devices - removing unresponding devices * @ioc: per adapter object - * - * Return nothing. */ static void -_scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc) +_scsih_remove_unresponding_devices(struct MPT3SAS_ADAPTER *ioc) { struct _sas_device *sas_device, *sas_device_next; struct _sas_node *sas_expander, *sas_expander_next; struct _raid_device *raid_device, *raid_device_next; + struct _pcie_device *pcie_device, *pcie_device_next; struct list_head tmp_list; unsigned long flags; + LIST_HEAD(head); - pr_info(MPT3SAS_FMT "removing unresponding devices: start\n", - ioc->name); + ioc_info(ioc, "removing unresponding devices: start\n"); /* removing unresponding end devices */ - pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n", - ioc->name); + ioc_info(ioc, "removing unresponding devices: end-devices\n"); + /* + * Iterate, pulling off devices marked as non-responding. We become the + * owner for the reference the list had on any object we prune. + */ + spin_lock_irqsave(&ioc->sas_device_lock, flags); + + /* + * Clean up the sas_device_init_list list as + * driver goes for fresh scan as part of diag reset. + */ + list_for_each_entry_safe(sas_device, sas_device_next, + &ioc->sas_device_init_list, list) { + list_del_init(&sas_device->list); + sas_device_put(sas_device); + } + list_for_each_entry_safe(sas_device, sas_device_next, &ioc->sas_device_list, list) { if (!sas_device->responding) - mpt3sas_device_remove_by_sas_address(ioc, - sas_device->sas_address); + list_move_tail(&sas_device->list, &head); else sas_device->responding = 0; } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + + /* + * Now, uninitialize and remove the unresponding devices we pruned. + */ + list_for_each_entry_safe(sas_device, sas_device_next, &head, list) { + _scsih_remove_device(ioc, sas_device); + list_del_init(&sas_device->list); + sas_device_put(sas_device); + } + + ioc_info(ioc, "Removing unresponding devices: pcie end-devices\n"); + INIT_LIST_HEAD(&head); + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + /* + * Clean up the pcie_device_init_list list as + * driver goes for fresh scan as part of diag reset. + */ + list_for_each_entry_safe(pcie_device, pcie_device_next, + &ioc->pcie_device_init_list, list) { + list_del_init(&pcie_device->list); + pcie_device_put(pcie_device); + } + + list_for_each_entry_safe(pcie_device, pcie_device_next, + &ioc->pcie_device_list, list) { + if (!pcie_device->responding) + list_move_tail(&pcie_device->list, &head); + else + pcie_device->responding = 0; + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + list_for_each_entry_safe(pcie_device, pcie_device_next, &head, list) { + _scsih_pcie_device_remove_from_sml(ioc, pcie_device); + list_del_init(&pcie_device->list); + pcie_device_put(pcie_device); + } /* removing unresponding volumes */ if (ioc->ir_firmware) { - pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n", - ioc->name); + ioc_info(ioc, "removing unresponding devices: volumes\n"); list_for_each_entry_safe(raid_device, raid_device_next, &ioc->raid_device_list, list) { if (!raid_device->responding) @@ -6672,8 +10325,7 @@ _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc) } /* removing unresponding expanders */ - pr_info(MPT3SAS_FMT "removing unresponding devices: expanders\n", - ioc->name); + ioc_info(ioc, "removing unresponding devices: expanders\n"); spin_lock_irqsave(&ioc->sas_node_lock, flags); INIT_LIST_HEAD(&tmp_list); list_for_each_entry_safe(sas_expander, sas_expander_next, @@ -6686,12 +10338,10 @@ _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc) spin_unlock_irqrestore(&ioc->sas_node_lock, flags); list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list, list) { - list_del(&sas_expander->list); _scsih_expander_node_remove(ioc, sas_expander); } - pr_info(MPT3SAS_FMT "removing unresponding devices: complete\n", - ioc->name); + ioc_info(ioc, "removing unresponding devices: complete\n"); /* unblock devices */ _scsih_ublock_io_all_device(ioc); @@ -6708,48 +10358,49 @@ _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc, for (i = 0 ; i < sas_expander->num_phys ; i++) { if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, &expander_pg1, i, handle))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return; } mpt3sas_transport_update_links(ioc, sas_expander->sas_address, le16_to_cpu(expander_pg1.AttachedDevHandle), i, - expander_pg1.NegotiatedLinkRate >> 4); + expander_pg1.NegotiatedLinkRate >> 4, + sas_expander->port); } } /** * _scsih_scan_for_devices_after_reset - scan for devices after host reset * @ioc: per adapter object - * - * Return nothing. */ static void _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) { Mpi2ExpanderPage0_t expander_pg0; Mpi2SasDevicePage0_t sas_device_pg0; + Mpi26PCIeDevicePage0_t pcie_device_pg0; Mpi2RaidVolPage1_t volume_pg1; Mpi2RaidVolPage0_t volume_pg0; Mpi2RaidPhysDiskPage0_t pd_pg0; Mpi2EventIrConfigElement_t element; Mpi2ConfigReply_t mpi_reply; - u8 phys_disk_num; + u8 phys_disk_num, port_id; u16 ioc_status; u16 handle, parent_handle; u64 sas_address; struct _sas_device *sas_device; + struct _pcie_device *pcie_device; struct _sas_node *expander_device; static struct _raid_device *raid_device; u8 retry_count; unsigned long flags; - pr_info(MPT3SAS_FMT "scan devices: start\n", ioc->name); + ioc_info(ioc, "scan devices: start\n"); _scsih_sas_host_refresh(ioc); - pr_info(MPT3SAS_FMT "\tscan devices: expanders start\n", ioc->name); + ioc_info(ioc, "\tscan devices: expanders start\n"); /* expanders */ handle = 0xFFFF; @@ -6758,40 +10409,37 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \ - "ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, ioc_status, - le32_to_cpu(mpi_reply.IOCLogInfo)); + ioc_info(ioc, "\tbreak from expander scan: ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); break; } handle = le16_to_cpu(expander_pg0.DevHandle); spin_lock_irqsave(&ioc->sas_node_lock, flags); + port_id = expander_pg0.PhysicalPort; expander_device = mpt3sas_scsih_expander_find_by_sas_address( - ioc, le64_to_cpu(expander_pg0.SASAddress)); + ioc, le64_to_cpu(expander_pg0.SASAddress), + mpt3sas_get_port_by_id(ioc, port_id, 0)); spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (expander_device) _scsih_refresh_expander_links(ioc, expander_device, handle); else { - pr_info(MPT3SAS_FMT "\tBEFORE adding expander: " \ - "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, - handle, (unsigned long long) - le64_to_cpu(expander_pg0.SASAddress)); + ioc_info(ioc, "\tBEFORE adding expander: handle (0x%04x), sas_addr(0x%016llx)\n", + handle, + (u64)le64_to_cpu(expander_pg0.SASAddress)); _scsih_expander_add(ioc, handle); - pr_info(MPT3SAS_FMT "\tAFTER adding expander: " \ - "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, - handle, (unsigned long long) - le64_to_cpu(expander_pg0.SASAddress)); + ioc_info(ioc, "\tAFTER adding expander: handle (0x%04x), sas_addr(0x%016llx)\n", + handle, + (u64)le64_to_cpu(expander_pg0.SASAddress)); } } - pr_info(MPT3SAS_FMT "\tscan devices: expanders complete\n", - ioc->name); + ioc_info(ioc, "\tscan devices: expanders complete\n"); if (!ioc->ir_firmware) goto skip_to_sas; - pr_info(MPT3SAS_FMT "\tscan devices: phys disk start\n", ioc->name); + ioc_info(ioc, "\tscan devices: phys disk start\n"); /* phys disk */ phys_disk_num = 0xFF; @@ -6801,19 +10449,17 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\ - "ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, ioc_status, - le32_to_cpu(mpi_reply.IOCLogInfo)); + ioc_info(ioc, "\tbreak from phys disk scan: ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); break; } phys_disk_num = pd_pg0.PhysDiskNum; handle = le16_to_cpu(pd_pg0.DevHandle); - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device) + sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); + if (sas_device) { + sas_device_put(sas_device); continue; + } if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle) != 0) @@ -6821,22 +10467,21 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_info(MPT3SAS_FMT "\tbreak from phys disk scan " \ - "ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, ioc_status, - le32_to_cpu(mpi_reply.IOCLogInfo)); + ioc_info(ioc, "\tbreak from phys disk scan ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); break; } parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { - pr_info(MPT3SAS_FMT "\tBEFORE adding phys disk: " \ - " handle (0x%04x), sas_addr(0x%016llx)\n", - ioc->name, handle, (unsigned long long) - le64_to_cpu(sas_device_pg0.SASAddress)); + ioc_info(ioc, "\tBEFORE adding phys disk: handle (0x%04x), sas_addr(0x%016llx)\n", + handle, + (u64)le64_to_cpu(sas_device_pg0.SASAddress)); + port_id = sas_device_pg0.PhysicalPort; mpt3sas_transport_update_links(ioc, sas_address, handle, sas_device_pg0.PhyNum, - MPI2_SAS_NEG_LINK_RATE_1_5); + MPI2_SAS_NEG_LINK_RATE_1_5, + mpt3sas_get_port_by_id(ioc, port_id, 0)); set_bit(handle, ioc->pd_handles); retry_count = 0; /* This will retry adding the end device. @@ -6847,17 +10492,15 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) 1)) { ssleep(1); } - pr_info(MPT3SAS_FMT "\tAFTER adding phys disk: " \ - " handle (0x%04x), sas_addr(0x%016llx)\n", - ioc->name, handle, (unsigned long long) - le64_to_cpu(sas_device_pg0.SASAddress)); + ioc_info(ioc, "\tAFTER adding phys disk: handle (0x%04x), sas_addr(0x%016llx)\n", + handle, + (u64)le64_to_cpu(sas_device_pg0.SASAddress)); } } - pr_info(MPT3SAS_FMT "\tscan devices: phys disk complete\n", - ioc->name); + ioc_info(ioc, "\tscan devices: phys disk complete\n"); - pr_info(MPT3SAS_FMT "\tscan devices: volumes start\n", ioc->name); + ioc_info(ioc, "\tscan devices: volumes start\n"); /* volumes */ handle = 0xFFFF; @@ -6866,10 +10509,8 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ - "ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, ioc_status, - le32_to_cpu(mpi_reply.IOCLogInfo)); + ioc_info(ioc, "\tbreak from volume scan: ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); break; } handle = le16_to_cpu(volume_pg1.DevHandle); @@ -6886,10 +10527,8 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ - "ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, ioc_status, - le32_to_cpu(mpi_reply.IOCLogInfo)); + ioc_info(ioc, "\tbreak from volume scan: ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); break; } if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || @@ -6898,23 +10537,19 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t)); element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED; element.VolDevHandle = volume_pg1.DevHandle; - pr_info(MPT3SAS_FMT - "\tBEFORE adding volume: handle (0x%04x)\n", - ioc->name, volume_pg1.DevHandle); + ioc_info(ioc, "\tBEFORE adding volume: handle (0x%04x)\n", + volume_pg1.DevHandle); _scsih_sas_volume_add(ioc, &element); - pr_info(MPT3SAS_FMT - "\tAFTER adding volume: handle (0x%04x)\n", - ioc->name, volume_pg1.DevHandle); + ioc_info(ioc, "\tAFTER adding volume: handle (0x%04x)\n", + volume_pg1.DevHandle); } } - pr_info(MPT3SAS_FMT "\tscan devices: volumes complete\n", - ioc->name); + ioc_info(ioc, "\tscan devices: volumes complete\n"); skip_to_sas: - pr_info(MPT3SAS_FMT "\tscan devices: end devices start\n", - ioc->name); + ioc_info(ioc, "\tscan devices: end devices start\n"); /* sas devices */ handle = 0xFFFF; @@ -6924,30 +10559,30 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { - pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\ - " ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, ioc_status, - le32_to_cpu(mpi_reply.IOCLogInfo)); + ioc_info(ioc, "\tbreak from end device scan: ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); break; } handle = le16_to_cpu(sas_device_pg0.DevHandle); if (!(_scsih_is_end_device( le32_to_cpu(sas_device_pg0.DeviceInfo)))) continue; - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, - le64_to_cpu(sas_device_pg0.SASAddress)); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device) + port_id = sas_device_pg0.PhysicalPort; + sas_device = mpt3sas_get_sdev_by_addr(ioc, + le64_to_cpu(sas_device_pg0.SASAddress), + mpt3sas_get_port_by_id(ioc, port_id, 0)); + if (sas_device) { + sas_device_put(sas_device); continue; + } parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { - pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \ - "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, - handle, (unsigned long long) - le64_to_cpu(sas_device_pg0.SASAddress)); + ioc_info(ioc, "\tBEFORE adding end device: handle (0x%04x), sas_addr(0x%016llx)\n", + handle, + (u64)le64_to_cpu(sas_device_pg0.SASAddress)); mpt3sas_transport_update_links(ioc, sas_address, handle, - sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); + sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5, + mpt3sas_get_port_by_id(ioc, port_id, 0)); retry_count = 0; /* This will retry adding the end device. * _scsih_add_device() will decide on retries and @@ -6957,66 +10592,111 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) 0)) { ssleep(1); } - pr_info(MPT3SAS_FMT "\tAFTER adding end device: " \ - "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, - handle, (unsigned long long) - le64_to_cpu(sas_device_pg0.SASAddress)); + ioc_info(ioc, "\tAFTER adding end device: handle (0x%04x), sas_addr(0x%016llx)\n", + handle, + (u64)le64_to_cpu(sas_device_pg0.SASAddress)); + } + } + ioc_info(ioc, "\tscan devices: end devices complete\n"); + ioc_info(ioc, "\tscan devices: pcie end devices start\n"); + + /* pcie devices */ + handle = 0xFFFF; + while (!(mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, + &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, + handle))) { + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) + & MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + ioc_info(ioc, "\tbreak from pcie end device scan: ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); + break; + } + handle = le16_to_cpu(pcie_device_pg0.DevHandle); + if (!(_scsih_is_nvme_pciescsi_device( + le32_to_cpu(pcie_device_pg0.DeviceInfo)))) + continue; + pcie_device = mpt3sas_get_pdev_by_wwid(ioc, + le64_to_cpu(pcie_device_pg0.WWID)); + if (pcie_device) { + pcie_device_put(pcie_device); + continue; } + retry_count = 0; + parent_handle = le16_to_cpu(pcie_device_pg0.ParentDevHandle); + _scsih_pcie_add_device(ioc, handle); + + ioc_info(ioc, "\tAFTER adding pcie end device: handle (0x%04x), wwid(0x%016llx)\n", + handle, (u64)le64_to_cpu(pcie_device_pg0.WWID)); } - pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n", - ioc->name); - pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name); + ioc_info(ioc, "\tpcie devices: pcie end devices complete\n"); + ioc_info(ioc, "scan devices: complete\n"); } + /** - * mpt3sas_scsih_reset_handler - reset callback handler (for scsih) + * mpt3sas_scsih_pre_reset_handler - reset callback handler (for scsih) * @ioc: per adapter object - * @reset_phase: phase * * The handler for doing any required cleanup or initialization. + */ +void mpt3sas_scsih_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc) +{ + dtmprintk(ioc, ioc_info(ioc, "%s: MPT3_IOC_PRE_RESET\n", __func__)); +} + +/** + * mpt3sas_scsih_clear_outstanding_scsi_tm_commands - clears outstanding + * scsi & tm cmds. + * @ioc: per adapter object * - * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET, - * MPT3_IOC_DONE_RESET - * - * Return nothing. + * The handler for doing any required cleanup or initialization. */ void -mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase) +mpt3sas_scsih_clear_outstanding_scsi_tm_commands(struct MPT3SAS_ADAPTER *ioc) { - switch (reset_phase) { - case MPT3_IOC_PRE_RESET: - dtmprintk(ioc, pr_info(MPT3SAS_FMT - "%s: MPT3_IOC_PRE_RESET\n", ioc->name, __func__)); - break; - case MPT3_IOC_AFTER_RESET: - dtmprintk(ioc, pr_info(MPT3SAS_FMT - "%s: MPT3_IOC_AFTER_RESET\n", ioc->name, __func__)); - if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) { - ioc->scsih_cmds.status |= MPT3_CMD_RESET; - mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid); - complete(&ioc->scsih_cmds.done); - } - if (ioc->tm_cmds.status & MPT3_CMD_PENDING) { - ioc->tm_cmds.status |= MPT3_CMD_RESET; - mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid); - complete(&ioc->tm_cmds.done); - } + dtmprintk(ioc, + ioc_info(ioc, "%s: clear outstanding scsi & tm cmds\n", __func__)); + if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) { + ioc->scsih_cmds.status |= MPT3_CMD_RESET; + mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid); + complete(&ioc->scsih_cmds.done); + } + if (ioc->tm_cmds.status & MPT3_CMD_PENDING) { + ioc->tm_cmds.status |= MPT3_CMD_RESET; + mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid); + complete(&ioc->tm_cmds.done); + } - _scsih_fw_event_cleanup_queue(ioc); - _scsih_flush_running_cmds(ioc); - break; - case MPT3_IOC_DONE_RESET: - dtmprintk(ioc, pr_info(MPT3SAS_FMT - "%s: MPT3_IOC_DONE_RESET\n", ioc->name, __func__)); - if ((!ioc->is_driver_loading) && !(disable_discovery > 0 && - !ioc->sas_hba.num_phys)) { - _scsih_prep_device_scan(ioc); - _scsih_search_responding_sas_devices(ioc); - _scsih_search_responding_raid_devices(ioc); - _scsih_search_responding_expanders(ioc); - _scsih_error_recovery_delete_devices(ioc); + memset(ioc->pend_os_device_add, 0, ioc->pend_os_device_add_sz); + memset(ioc->device_remove_in_progress, 0, + ioc->device_remove_in_progress_sz); + _scsih_fw_event_cleanup_queue(ioc); + _scsih_flush_running_cmds(ioc); +} + +/** + * mpt3sas_scsih_reset_done_handler - reset callback handler (for scsih) + * @ioc: per adapter object + * + * The handler for doing any required cleanup or initialization. + */ +void +mpt3sas_scsih_reset_done_handler(struct MPT3SAS_ADAPTER *ioc) +{ + dtmprintk(ioc, ioc_info(ioc, "%s: MPT3_IOC_DONE_RESET\n", __func__)); + if (!(disable_discovery > 0 && !ioc->sas_hba.num_phys)) { + if (ioc->multipath_on_hba) { + _scsih_sas_port_refresh(ioc); + _scsih_update_vphys_after_reset(ioc); } - break; + _scsih_prep_device_scan(ioc); + _scsih_create_enclosure_list_after_reset(ioc); + _scsih_search_responding_sas_devices(ioc); + _scsih_search_responding_pcie_devices(ioc); + _scsih_search_responding_raid_devices(ioc); + _scsih_search_responding_expanders(ioc); + _scsih_error_recovery_delete_devices(ioc); } } @@ -7025,50 +10705,83 @@ mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase) * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. - * - * Return nothing. */ static void _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { + ioc->current_event = fw_event; + _scsih_fw_event_del_from_list(ioc, fw_event); + /* the queue is being flushed so ignore this event */ - if (ioc->remove_host || fw_event->cancel_pending_work || - ioc->pci_error_recovery) { - _scsih_fw_event_free(ioc, fw_event); + if (ioc->remove_host || ioc->pci_error_recovery) { + fw_event_work_put(fw_event); + ioc->current_event = NULL; return; } switch (fw_event->event) { case MPT3SAS_PROCESS_TRIGGER_DIAG: - mpt3sas_process_trigger_data(ioc, fw_event->event_data); + mpt3sas_process_trigger_data(ioc, + (struct SL_WH_TRIGGERS_EVENT_DATA_T *) + fw_event->event_data); break; case MPT3SAS_REMOVE_UNRESPONDING_DEVICES: - while (scsi_host_in_recovery(ioc->shost) || ioc->shost_recovery) + while (scsi_host_in_recovery(ioc->shost) || + ioc->shost_recovery) { + /* + * If we're unloading or cancelling the work, bail. + * Otherwise, this can become an infinite loop. + */ + if (ioc->remove_host || ioc->fw_events_cleanup) + goto out; ssleep(1); - _scsih_remove_unresponding_sas_devices(ioc); + } + _scsih_remove_unresponding_devices(ioc); + _scsih_del_dirty_vphy(ioc); + _scsih_del_dirty_port_entries(ioc); + if (ioc->is_gen35_ioc) + _scsih_update_device_qdepth(ioc); _scsih_scan_for_devices_after_reset(ioc); + /* + * If diag reset has occurred during the driver load + * then driver has to complete the driver load operation + * by executing the following items: + *- Register the devices from sas_device_init_list to SML + *- clear is_driver_loading flag, + *- start the watchdog thread. + * In happy driver load path, above things are taken care of when + * driver executes scsih_scan_finished(). + */ + if (ioc->is_driver_loading) + _scsih_complete_devices_scanning(ioc); + _scsih_set_nvme_max_shutdown_latency(ioc); break; case MPT3SAS_PORT_ENABLE_COMPLETE: ioc->start_scan = 0; - if (missing_delay[0] != -1 && missing_delay[1] != -1) + if (missing_delay[0] != -1 && missing_delay[1] != -1) mpt3sas_base_update_missing_delay(ioc, missing_delay[0], missing_delay[1]); - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "port enable: complete from worker thread\n", - ioc->name)); + dewtprintk(ioc, + ioc_info(ioc, "port enable: complete from worker thread\n")); break; - case MPT3SAS_TURN_ON_FAULT_LED: - _scsih_turn_on_fault_led(ioc, fw_event->device_handle); + case MPT3SAS_TURN_ON_PFA_LED: + _scsih_turn_on_pfa_led(ioc, fw_event->device_handle); break; case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: _scsih_sas_topology_change_event(ioc, fw_event); break; case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: - _scsih_sas_device_status_change_event(ioc, fw_event); + if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) + _scsih_sas_device_status_change_event_debug(ioc, + (Mpi2EventDataSasDeviceStatusChange_t *) + fw_event->event_data); break; case MPI2_EVENT_SAS_DISCOVERY: _scsih_sas_discovery_event(ioc, fw_event); break; + case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR: + _scsih_sas_device_discovery_error_event(ioc, fw_event); + break; case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: _scsih_sas_broadcast_primitive_event(ioc, fw_event); break; @@ -7088,19 +10801,27 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) case MPI2_EVENT_IR_OPERATION_STATUS: _scsih_sas_ir_operation_status_event(ioc, fw_event); break; + case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE: + _scsih_pcie_device_status_change_event(ioc, fw_event); + break; + case MPI2_EVENT_PCIE_ENUMERATION: + _scsih_pcie_enumeration_event(ioc, fw_event); + break; + case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST: + _scsih_pcie_topology_change_event(ioc, fw_event); + break; } - _scsih_fw_event_free(ioc, fw_event); +out: + fw_event_work_put(fw_event); + ioc->current_event = NULL; } /** * _firmware_event_work - * @ioc: per adapter object * @work: The fw_event_work object * Context: user. * * wrappers for the work thread handling firmware events - * - * Return nothing. */ static void @@ -7122,8 +10843,8 @@ _firmware_event_work(struct work_struct *work) * This function merely adds a new work task into ioc->firmware_event_thread. * The tasks are worked from _firmware_event_work in user context. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Return: 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. */ u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, @@ -7133,16 +10854,17 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, Mpi2EventNotificationReply_t *mpi_reply; u16 event; u16 sz; + Mpi26EventDataActiveCableExcept_t *ActiveCableEventData; - /* events turned off due to host reset or driver unloading */ - if (ioc->remove_host || ioc->pci_error_recovery) + /* events turned off due to host reset */ + if (ioc->pci_error_recovery) return 1; mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); if (unlikely(!mpi_reply)) { - pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return 1; } @@ -7175,6 +10897,23 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, _scsih_check_topo_delete_events(ioc, (Mpi2EventDataSasTopologyChangeList_t *) mpi_reply->EventData); + /* + * No need to add the topology change list + * event to fw event work queue when + * diag reset is going on. Since during diag + * reset driver scan the devices by reading + * sas device page0's not by processing the + * events. + */ + if (ioc->shost_recovery) + return 1; + break; + case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST: + _scsih_check_pcie_topo_remove_events(ioc, + (Mpi26EventDataPCIeTopologyChangeList_t *) + mpi_reply->EventData); + if (ioc->shost_recovery) + return 1; break; case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: _scsih_check_ir_config_unhide_events(ioc, @@ -7186,30 +10925,91 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, (Mpi2EventDataIrVolume_t *) mpi_reply->EventData); break; + case MPI2_EVENT_LOG_ENTRY_ADDED: + { + Mpi2EventDataLogEntryAdded_t *log_entry; + u32 log_code; + + if (!ioc->is_warpdrive) + break; + + log_entry = (Mpi2EventDataLogEntryAdded_t *) + mpi_reply->EventData; + log_code = le32_to_cpu(*(__le32 *)log_entry->LogData); + + if (le16_to_cpu(log_entry->LogEntryQualifier) + != MPT2_WARPDRIVE_LOGENTRY) + break; + switch (log_code) { + case MPT2_WARPDRIVE_LC_SSDT: + ioc_warn(ioc, "WarpDrive Warning: IO Throttling has occurred in the WarpDrive subsystem. Check WarpDrive documentation for additional details.\n"); + break; + case MPT2_WARPDRIVE_LC_SSDLW: + ioc_warn(ioc, "WarpDrive Warning: Program/Erase Cycles for the WarpDrive subsystem in degraded range. Check WarpDrive documentation for additional details.\n"); + break; + case MPT2_WARPDRIVE_LC_SSDLF: + ioc_err(ioc, "WarpDrive Fatal Error: There are no Program/Erase Cycles for the WarpDrive subsystem. The storage device will be in read-only mode. Check WarpDrive documentation for additional details.\n"); + break; + case MPT2_WARPDRIVE_LC_BRMF: + ioc_err(ioc, "WarpDrive Fatal Error: The Backup Rail Monitor has failed on the WarpDrive subsystem. Check WarpDrive documentation for additional details.\n"); + break; + } + + break; + } case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: + _scsih_sas_device_status_change_event(ioc, + (Mpi2EventDataSasDeviceStatusChange_t *) + mpi_reply->EventData); + break; case MPI2_EVENT_IR_OPERATION_STATUS: case MPI2_EVENT_SAS_DISCOVERY: + case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR: case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: case MPI2_EVENT_IR_PHYSICAL_DISK: + case MPI2_EVENT_PCIE_ENUMERATION: + case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE: + break; + + case MPI2_EVENT_TEMP_THRESHOLD: + _scsih_temp_threshold_events(ioc, + (Mpi2EventDataTemperature_t *) + mpi_reply->EventData); + break; + case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION: + ActiveCableEventData = + (Mpi26EventDataActiveCableExcept_t *) mpi_reply->EventData; + switch (ActiveCableEventData->ReasonCode) { + case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER: + ioc_notice(ioc, "Currently an active cable with ReceptacleID %d\n", + ActiveCableEventData->ReceptacleID); + pr_notice("cannot be powered and devices connected\n"); + pr_notice("to this active cable will not be seen\n"); + pr_notice("This active cable requires %d mW of power\n", + le32_to_cpu( + ActiveCableEventData->ActiveCablePowerRequirement)); + break; + + case MPI26_EVENT_ACTIVE_CABLE_DEGRADED: + ioc_notice(ioc, "Currently a cable with ReceptacleID %d\n", + ActiveCableEventData->ReceptacleID); + pr_notice( + "is not running at optimal speed(12 Gb/s rate)\n"); + break; + } + break; default: /* ignore the rest */ return 1; } - fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); - if (!fw_event) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); - return 1; - } sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; - fw_event->event_data = kzalloc(sz, GFP_ATOMIC); - if (!fw_event->event_data) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); - kfree(fw_event); + fw_event = alloc_fw_event_work(sz); + if (!fw_event) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); return 1; } @@ -7219,55 +11019,25 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, fw_event->VP_ID = mpi_reply->VP_ID; fw_event->event = event; _scsih_fw_event_add(ioc, fw_event); + fw_event_work_put(fw_event); return 1; } -/* shost template */ -static struct scsi_host_template scsih_driver_template = { - .module = THIS_MODULE, - .name = "Fusion MPT SAS Host", - .proc_name = MPT3SAS_DRIVER_NAME, - .queuecommand = _scsih_qcmd, - .target_alloc = _scsih_target_alloc, - .slave_alloc = _scsih_slave_alloc, - .slave_configure = _scsih_slave_configure, - .target_destroy = _scsih_target_destroy, - .slave_destroy = _scsih_slave_destroy, - .scan_finished = _scsih_scan_finished, - .scan_start = _scsih_scan_start, - .change_queue_depth = _scsih_change_queue_depth, - .change_queue_type = _scsih_change_queue_type, - .eh_abort_handler = _scsih_abort, - .eh_device_reset_handler = _scsih_dev_reset, - .eh_target_reset_handler = _scsih_target_reset, - .eh_host_reset_handler = _scsih_host_reset, - .bios_param = _scsih_bios_param, - .can_queue = 1, - .this_id = -1, - .sg_tablesize = MPT3SAS_SG_DEPTH, - .max_sectors = 32767, - .cmd_per_lun = 7, - .use_clustering = ENABLE_CLUSTERING, - .shost_attrs = mpt3sas_host_attrs, - .sdev_attrs = mpt3sas_dev_attrs, -}; - /** * _scsih_expander_node_remove - removing expander device from list. * @ioc: per adapter object * @sas_expander: the sas_device object - * Context: Calling function should acquire ioc->sas_node_lock. * * Removing object and freeing associated memory from the * ioc->sas_expander_list. - * - * Return nothing. */ static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, struct _sas_node *sas_expander) { struct _sas_port *mpt3sas_port, *next; + unsigned long flags; + int port_id; /* remove sibling ports attached to this expander */ list_for_each_entry_safe(mpt3sas_port, next, @@ -7277,36 +11047,111 @@ _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, if (mpt3sas_port->remote_identify.device_type == SAS_END_DEVICE) mpt3sas_device_remove_by_sas_address(ioc, - mpt3sas_port->remote_identify.sas_address); + mpt3sas_port->remote_identify.sas_address, + mpt3sas_port->hba_port); else if (mpt3sas_port->remote_identify.device_type == SAS_EDGE_EXPANDER_DEVICE || mpt3sas_port->remote_identify.device_type == SAS_FANOUT_EXPANDER_DEVICE) mpt3sas_expander_remove(ioc, - mpt3sas_port->remote_identify.sas_address); + mpt3sas_port->remote_identify.sas_address, + mpt3sas_port->hba_port); } + port_id = sas_expander->port->port_id; + mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, - sas_expander->sas_address_parent); + sas_expander->sas_address_parent, sas_expander->port); - pr_info(MPT3SAS_FMT - "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n", - ioc->name, + ioc_info(ioc, + "expander_remove: handle(0x%04x), sas_addr(0x%016llx), port:%d\n", sas_expander->handle, (unsigned long long) - sas_expander->sas_address); + sas_expander->sas_address, + port_id); + + spin_lock_irqsave(&ioc->sas_node_lock, flags); + list_del(&sas_expander->list); + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); kfree(sas_expander->phy); kfree(sas_expander); } /** + * _scsih_nvme_shutdown - NVMe shutdown notification + * @ioc: per adapter object + * + * Sending IoUnitControl request with shutdown operation code to alert IOC that + * the host system is shutting down so that IOC can issue NVMe shutdown to + * NVMe drives attached to it. + */ +static void +_scsih_nvme_shutdown(struct MPT3SAS_ADAPTER *ioc) +{ + Mpi26IoUnitControlRequest_t *mpi_request; + Mpi26IoUnitControlReply_t *mpi_reply; + u16 smid; + + /* are there any NVMe devices ? */ + if (list_empty(&ioc->pcie_device_list)) + return; + + mutex_lock(&ioc->scsih_cmds.mutex); + + if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { + ioc_err(ioc, "%s: scsih_cmd in use\n", __func__); + goto out; + } + + ioc->scsih_cmds.status = MPT3_CMD_PENDING; + + smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); + if (!smid) { + ioc_err(ioc, + "%s: failed obtaining a smid\n", __func__); + ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; + goto out; + } + + mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); + ioc->scsih_cmds.smid = smid; + memset(mpi_request, 0, sizeof(Mpi26IoUnitControlRequest_t)); + mpi_request->Function = MPI2_FUNCTION_IO_UNIT_CONTROL; + mpi_request->Operation = MPI26_CTRL_OP_SHUTDOWN; + + init_completion(&ioc->scsih_cmds.done); + ioc->put_smid_default(ioc, smid); + /* Wait for max_shutdown_latency seconds */ + ioc_info(ioc, + "Io Unit Control shutdown (sending), Shutdown latency %d sec\n", + ioc->max_shutdown_latency); + wait_for_completion_timeout(&ioc->scsih_cmds.done, + ioc->max_shutdown_latency*HZ); + + if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { + ioc_err(ioc, "%s: timeout\n", __func__); + goto out; + } + + if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { + mpi_reply = ioc->scsih_cmds.reply; + ioc_info(ioc, "Io Unit Control shutdown (complete):" + "ioc_status(0x%04x), loginfo(0x%08x)\n", + le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo)); + } + out: + ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; + mutex_unlock(&ioc->scsih_cmds.mutex); +} + + +/** * _scsih_ir_shutdown - IR shutdown notification * @ioc: per adapter object * * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that * the host system is shutting down. - * - * Return nothing. */ static void _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) @@ -7326,16 +11171,14 @@ _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) mutex_lock(&ioc->scsih_cmds.mutex); if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { - pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n", - ioc->name, __func__); + ioc_err(ioc, "%s: scsih_cmd in use\n", __func__); goto out; } ioc->scsih_cmds.status = MPT3_CMD_PENDING; smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); if (!smid) { - pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", - ioc->name, __func__); + ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; goto out; } @@ -7347,23 +11190,23 @@ _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; - pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name); + if (!ioc->hide_ir_msg) + ioc_info(ioc, "IR shutdown (sending)\n"); init_completion(&ioc->scsih_cmds.done); - mpt3sas_base_put_smid_default(ioc, smid); + ioc->put_smid_default(ioc, smid); wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { - pr_err(MPT3SAS_FMT "%s: timeout\n", - ioc->name, __func__); + ioc_err(ioc, "%s: timeout\n", __func__); goto out; } if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { mpi_reply = ioc->scsih_cmds.reply; - pr_info(MPT3SAS_FMT - "IR shutdown (complete): ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, le16_to_cpu(mpi_reply->IOCStatus), - le32_to_cpu(mpi_reply->IOCLogInfo)); + if (!ioc->hide_ir_msg) + ioc_info(ioc, "IR shutdown (complete): ioc_status(0x%04x), loginfo(0x%08x)\n", + le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo)); } out: @@ -7372,23 +11215,62 @@ _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) } /** - * _scsih_remove - detach and remove add host + * _scsih_get_shost_and_ioc - get shost and ioc + * and verify whether they are NULL or not + * @pdev: PCI device struct + * @shost: address of scsi host pointer + * @ioc: address of HBA adapter pointer + * + * Return zero if *shost and *ioc are not NULL otherwise return error number. + */ +static int +_scsih_get_shost_and_ioc(struct pci_dev *pdev, + struct Scsi_Host **shost, struct MPT3SAS_ADAPTER **ioc) +{ + *shost = pci_get_drvdata(pdev); + if (*shost == NULL) { + dev_err(&pdev->dev, "pdev's driver data is null\n"); + return -ENXIO; + } + + *ioc = shost_priv(*shost); + if (*ioc == NULL) { + dev_err(&pdev->dev, "shost's private data is null\n"); + return -ENXIO; + } + + return 0; +} + +/** + * scsih_remove - detach and remove add host * @pdev: PCI device struct * * Routine called when unloading the driver. - * Return nothing. */ -static void _scsih_remove(struct pci_dev *pdev) +static void scsih_remove(struct pci_dev *pdev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; struct _sas_port *mpt3sas_port, *next_port; struct _raid_device *raid_device, *next; struct MPT3SAS_TARGET *sas_target_priv_data; + struct _pcie_device *pcie_device, *pcienext; struct workqueue_struct *wq; unsigned long flags; + Mpi2ConfigReply_t mpi_reply; + struct hba_port *port, *port_next; + + if (_scsih_get_shost_and_ioc(pdev, &shost, &ioc)) + return; ioc->remove_host = 1; + + if (!pci_device_is_present(pdev)) { + mpt3sas_base_pause_mq_polling(ioc); + _scsih_flush_running_cmds(ioc); + } + _scsih_fw_event_cleanup_queue(ioc); spin_lock_irqsave(&ioc->fw_event_lock, flags); @@ -7397,9 +11279,17 @@ static void _scsih_remove(struct pci_dev *pdev) spin_unlock_irqrestore(&ioc->fw_event_lock, flags); if (wq) destroy_workqueue(wq); - + /* + * Copy back the unmodified ioc page1. so that on next driver load, + * current modified changes on ioc page1 won't take effect. + */ + if (ioc->is_aero_ioc) + mpt3sas_config_set_ioc_pg1(ioc, &mpi_reply, + &ioc->ioc_pg1_copy); /* release all the volumes */ _scsih_ir_shutdown(ioc); + mpt3sas_destroy_debugfs(ioc); + sas_remove_host(shost); list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, list) { if (raid_device->starget) { @@ -7408,11 +11298,16 @@ static void _scsih_remove(struct pci_dev *pdev) sas_target_priv_data->deleted = 1; scsi_remove_target(&raid_device->starget->dev); } - pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n", - ioc->name, raid_device->handle, - (unsigned long long) raid_device->wwid); + ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", + raid_device->handle, (u64)raid_device->wwid); _scsih_raid_device_remove(ioc, raid_device); } + list_for_each_entry_safe(pcie_device, pcienext, &ioc->pcie_device_list, + list) { + _scsih_pcie_device_remove_from_sml(ioc, pcie_device); + list_del_init(&pcie_device->list); + pcie_device_put(pcie_device); + } /* free ports attached to the sas_host */ list_for_each_entry_safe(mpt3sas_port, next_port, @@ -7420,13 +11315,21 @@ static void _scsih_remove(struct pci_dev *pdev) if (mpt3sas_port->remote_identify.device_type == SAS_END_DEVICE) mpt3sas_device_remove_by_sas_address(ioc, - mpt3sas_port->remote_identify.sas_address); + mpt3sas_port->remote_identify.sas_address, + mpt3sas_port->hba_port); else if (mpt3sas_port->remote_identify.device_type == SAS_EDGE_EXPANDER_DEVICE || mpt3sas_port->remote_identify.device_type == SAS_FANOUT_EXPANDER_DEVICE) mpt3sas_expander_remove(ioc, - mpt3sas_port->remote_identify.sas_address); + mpt3sas_port->remote_identify.sas_address, + mpt3sas_port->hba_port); + } + + list_for_each_entry_safe(port, port_next, + &ioc->port_table_list, list) { + list_del(&port->list); + kfree(port); } /* free phys attached to the sas_host */ @@ -7436,28 +11339,37 @@ static void _scsih_remove(struct pci_dev *pdev) ioc->sas_hba.num_phys = 0; } - sas_remove_host(shost); mpt3sas_base_detach(ioc); + mpt3sas_ctl_release(ioc); + spin_lock(&gioc_lock); list_del(&ioc->list); - scsi_remove_host(shost); + spin_unlock(&gioc_lock); scsi_host_put(shost); } /** - * _scsih_shutdown - routine call during system shutdown + * scsih_shutdown - routine call during system shutdown * @pdev: PCI device struct - * - * Return nothing. */ static void -_scsih_shutdown(struct pci_dev *pdev) +scsih_shutdown(struct pci_dev *pdev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; struct workqueue_struct *wq; unsigned long flags; + Mpi2ConfigReply_t mpi_reply; + + if (_scsih_get_shost_and_ioc(pdev, &shost, &ioc)) + return; ioc->remove_host = 1; + + if (!pci_device_is_present(pdev)) { + mpt3sas_base_pause_mq_polling(ioc); + _scsih_flush_running_cmds(ioc); + } + _scsih_fw_event_cleanup_queue(ioc); spin_lock_irqsave(&ioc->fw_event_lock, flags); @@ -7466,9 +11378,23 @@ _scsih_shutdown(struct pci_dev *pdev) spin_unlock_irqrestore(&ioc->fw_event_lock, flags); if (wq) destroy_workqueue(wq); + /* + * Copy back the unmodified ioc page1 so that on next driver load, + * current modified changes on ioc page1 won't take effect. + */ + if (ioc->is_aero_ioc) + mpt3sas_config_set_ioc_pg1(ioc, &mpi_reply, + &ioc->ioc_pg1_copy); _scsih_ir_shutdown(ioc); - mpt3sas_base_detach(ioc); + _scsih_nvme_shutdown(ioc); + mpt3sas_base_mask_interrupts(ioc); + mpt3sas_base_stop_watchdog(ioc); + ioc->shost_recovery = 1; + mpt3sas_base_make_ioc_ready(ioc, SOFT_RESET); + ioc->shost_recovery = 0; + mpt3sas_base_free_irq(ioc); + mpt3sas_base_disable_msix(ioc); } @@ -7483,59 +11409,98 @@ _scsih_shutdown(struct pci_dev *pdev) static void _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc) { - u8 is_raid; + u32 channel; void *device; struct _sas_device *sas_device; struct _raid_device *raid_device; + struct _pcie_device *pcie_device; u16 handle; u64 sas_address_parent; u64 sas_address; unsigned long flags; int rc; + int tid; + struct hba_port *port; /* no Bios, return immediately */ if (!ioc->bios_pg3.BiosVersion) return; device = NULL; - is_raid = 0; if (ioc->req_boot_device.device) { device = ioc->req_boot_device.device; - is_raid = ioc->req_boot_device.is_raid; + channel = ioc->req_boot_device.channel; } else if (ioc->req_alt_boot_device.device) { device = ioc->req_alt_boot_device.device; - is_raid = ioc->req_alt_boot_device.is_raid; + channel = ioc->req_alt_boot_device.channel; } else if (ioc->current_boot_device.device) { device = ioc->current_boot_device.device; - is_raid = ioc->current_boot_device.is_raid; + channel = ioc->current_boot_device.channel; } if (!device) return; - if (is_raid) { + if (channel == RAID_CHANNEL) { raid_device = device; + /* + * If this boot vd is already registered with SML then + * no need to register it again as part of device scanning + * after diag reset during driver load operation. + */ + if (raid_device->starget) + return; rc = scsi_add_device(ioc->shost, RAID_CHANNEL, raid_device->id, 0); if (rc) _scsih_raid_device_remove(ioc, raid_device); + } else if (channel == PCIE_CHANNEL) { + pcie_device = device; + /* + * If this boot NVMe device is already registered with SML then + * no need to register it again as part of device scanning + * after diag reset during driver load operation. + */ + if (pcie_device->starget) + return; + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + tid = pcie_device->id; + list_move_tail(&pcie_device->list, &ioc->pcie_device_list); + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + rc = scsi_add_device(ioc->shost, PCIE_CHANNEL, tid, 0); + if (rc) + _scsih_pcie_device_remove(ioc, pcie_device); } else { - spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = device; + /* + * If this boot sas/sata device is already registered with SML + * then no need to register it again as part of device scanning + * after diag reset during driver load operation. + */ + if (sas_device->starget) + return; + spin_lock_irqsave(&ioc->sas_device_lock, flags); handle = sas_device->handle; sas_address_parent = sas_device->sas_address_parent; sas_address = sas_device->sas_address; + port = sas_device->port; list_move_tail(&sas_device->list, &ioc->sas_device_list); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (ioc->hide_drives) + return; + + if (!port) + return; + if (!mpt3sas_transport_port_add(ioc, handle, - sas_address_parent)) { + sas_address_parent, port)) { _scsih_sas_device_remove(ioc, sas_device); } else if (!sas_device->starget) { if (!ioc->is_driver_loading) { mpt3sas_transport_port_remove(ioc, sas_address, - sas_address_parent); + sas_address_parent, port); _scsih_sas_device_remove(ioc, sas_device); } } @@ -7565,6 +11530,48 @@ _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc) } } +static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc) +{ + struct _sas_device *sas_device = NULL; + unsigned long flags; + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + if (!list_empty(&ioc->sas_device_init_list)) { + sas_device = list_first_entry(&ioc->sas_device_init_list, + struct _sas_device, list); + sas_device_get(sas_device); + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + + return sas_device; +} + +static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc, + struct _sas_device *sas_device) +{ + unsigned long flags; + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + + /* + * Since we dropped the lock during the call to port_add(), we need to + * be careful here that somebody else didn't move or delete this item + * while we were busy with other things. + * + * If it was on the list, we need a put() for the reference the list + * had. Either way, we need a get() for the destination list. + */ + if (!list_empty(&sas_device->list)) { + list_del_init(&sas_device->list); + sas_device_put(sas_device); + } + + sas_device_get(sas_device); + list_add_tail(&sas_device->list, &ioc->sas_device_list); + + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); +} + /** * _scsih_probe_sas - reporting sas devices to sas transport * @ioc: per adapter object @@ -7574,17 +11581,16 @@ _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc) static void _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc) { - struct _sas_device *sas_device, *next; - unsigned long flags; + struct _sas_device *sas_device; - /* SAS Device List */ - list_for_each_entry_safe(sas_device, next, &ioc->sas_device_init_list, - list) { + if (ioc->hide_drives) + return; + while ((sas_device = get_next_sas_device(ioc))) { if (!mpt3sas_transport_port_add(ioc, sas_device->handle, - sas_device->sas_address_parent)) { - list_del(&sas_device->list); - kfree(sas_device); + sas_device->sas_address_parent, sas_device->port)) { + _scsih_sas_device_remove(ioc, sas_device); + sas_device_put(sas_device); continue; } else if (!sas_device->starget) { /* @@ -7596,16 +11602,116 @@ _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc) if (!ioc->is_driver_loading) { mpt3sas_transport_port_remove(ioc, sas_device->sas_address, - sas_device->sas_address_parent); - list_del(&sas_device->list); - kfree(sas_device); + sas_device->sas_address_parent, + sas_device->port); + _scsih_sas_device_remove(ioc, sas_device); + sas_device_put(sas_device); continue; } } + sas_device_make_active(ioc, sas_device); + sas_device_put(sas_device); + } +} - spin_lock_irqsave(&ioc->sas_device_lock, flags); - list_move_tail(&sas_device->list, &ioc->sas_device_list); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); +/** + * get_next_pcie_device - Get the next pcie device + * @ioc: per adapter object + * + * Get the next pcie device from pcie_device_init_list list. + * + * Return: pcie device structure if pcie_device_init_list list is not empty + * otherwise returns NULL + */ +static struct _pcie_device *get_next_pcie_device(struct MPT3SAS_ADAPTER *ioc) +{ + struct _pcie_device *pcie_device = NULL; + unsigned long flags; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + if (!list_empty(&ioc->pcie_device_init_list)) { + pcie_device = list_first_entry(&ioc->pcie_device_init_list, + struct _pcie_device, list); + pcie_device_get(pcie_device); + } + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); + + return pcie_device; +} + +/** + * pcie_device_make_active - Add pcie device to pcie_device_list list + * @ioc: per adapter object + * @pcie_device: pcie device object + * + * Add the pcie device which has registered with SCSI Transport Later to + * pcie_device_list list + */ +static void pcie_device_make_active(struct MPT3SAS_ADAPTER *ioc, + struct _pcie_device *pcie_device) +{ + unsigned long flags; + + spin_lock_irqsave(&ioc->pcie_device_lock, flags); + + if (!list_empty(&pcie_device->list)) { + list_del_init(&pcie_device->list); + pcie_device_put(pcie_device); + } + pcie_device_get(pcie_device); + list_add_tail(&pcie_device->list, &ioc->pcie_device_list); + + spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); +} + +/** + * _scsih_probe_pcie - reporting PCIe devices to scsi-ml + * @ioc: per adapter object + * + * Called during initial loading of the driver. + */ +static void +_scsih_probe_pcie(struct MPT3SAS_ADAPTER *ioc) +{ + struct _pcie_device *pcie_device; + int rc; + + /* PCIe Device List */ + while ((pcie_device = get_next_pcie_device(ioc))) { + if (pcie_device->starget) { + pcie_device_put(pcie_device); + continue; + } + if (pcie_device->access_status == + MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED) { + pcie_device_make_active(ioc, pcie_device); + pcie_device_put(pcie_device); + continue; + } + rc = scsi_add_device(ioc->shost, PCIE_CHANNEL, + pcie_device->id, 0); + if (rc) { + _scsih_pcie_device_remove(ioc, pcie_device); + pcie_device_put(pcie_device); + continue; + } else if (!pcie_device->starget) { + /* + * When async scanning is enabled, its not possible to + * remove devices while scanning is turned on due to an + * oops in scsi_sysfs_add_sdev()->add_device()-> + * sysfs_addrm_start() + */ + if (!ioc->is_driver_loading) { + /* TODO-- Need to find out whether this condition will + * occur or not + */ + _scsih_pcie_device_remove(ioc, pcie_device); + pcie_device_put(pcie_device); + continue; + } + } + pcie_device_make_active(ioc, pcie_device); + pcie_device_put(pcie_device); } } @@ -7637,12 +11743,14 @@ _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc) _scsih_probe_sas(ioc); _scsih_probe_raid(ioc); } - } else + } else { _scsih_probe_sas(ioc); + _scsih_probe_pcie(ioc); + } } /** - * _scsih_scan_start - scsi lld callback for .scan_start + * scsih_scan_start - scsi lld callback for .scan_start * @shost: SCSI host pointer * * The shost has the ability to discover targets on its own instead @@ -7650,12 +11758,14 @@ _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc) * firmware discovery. */ static void -_scsih_scan_start(struct Scsi_Host *shost) +scsih_scan_start(struct Scsi_Host *shost) { struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); int rc; if (diag_buffer_enable != -1 && diag_buffer_enable != 0) mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable); + else if (ioc->manu_pg11.HostTraceBufferMaxSizeKB != 0) + mpt3sas_enable_diag_buffer(ioc, 1); if (disable_discovery > 0) return; @@ -7664,11 +11774,30 @@ _scsih_scan_start(struct Scsi_Host *shost) rc = mpt3sas_port_enable(ioc); if (rc != 0) - pr_info(MPT3SAS_FMT "port enable: FAILED\n", ioc->name); + ioc_info(ioc, "port enable: FAILED\n"); +} + +/** + * _scsih_complete_devices_scanning - add the devices to sml and + * complete ioc initialization. + * @ioc: per adapter object + * + * Return nothing. + */ +static void _scsih_complete_devices_scanning(struct MPT3SAS_ADAPTER *ioc) +{ + + if (ioc->wait_for_discovery_to_complete) { + ioc->wait_for_discovery_to_complete = 0; + _scsih_probe_devices(ioc); + } + + mpt3sas_base_start_watchdog(ioc); + ioc->is_driver_loading = 0; } /** - * _scsih_scan_finished - scsi lld callback for .scan_finished + * scsih_scan_finished - scsi lld callback for .scan_finished * @shost: SCSI host pointer * @time: elapsed time of the scan in jiffies * @@ -7677,9 +11806,11 @@ _scsih_scan_start(struct Scsi_Host *shost) * we wait for firmware discovery to complete, then return 1. */ static int -_scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) +scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) { struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + u32 ioc_state; + int issue_hard_reset = 0; if (disable_discovery > 0) { ioc->is_driver_loading = 0; @@ -7688,65 +11819,409 @@ _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) } if (time >= (300 * HZ)) { - ioc->base_cmds.status = MPT3_CMD_NOT_USED; - pr_info(MPT3SAS_FMT - "port enable: FAILED with timeout (timeout=300s)\n", - ioc->name); + ioc->port_enable_cmds.status = MPT3_CMD_NOT_USED; + ioc_info(ioc, "port enable: FAILED with timeout (timeout=300s)\n"); ioc->is_driver_loading = 0; return 1; } - if (ioc->start_scan) + if (ioc->start_scan) { + ioc_state = mpt3sas_base_get_iocstate(ioc, 0); + if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { + mpt3sas_print_fault_code(ioc, ioc_state & + MPI2_DOORBELL_DATA_MASK); + issue_hard_reset = 1; + goto out; + } else if ((ioc_state & MPI2_IOC_STATE_MASK) == + MPI2_IOC_STATE_COREDUMP) { + mpt3sas_base_coredump_info(ioc, ioc_state & + MPI2_DOORBELL_DATA_MASK); + mpt3sas_base_wait_for_coredump_completion(ioc, __func__); + issue_hard_reset = 1; + goto out; + } return 0; + } + if (ioc->port_enable_cmds.status & MPT3_CMD_RESET) { + ioc_info(ioc, + "port enable: aborted due to diag reset\n"); + ioc->port_enable_cmds.status = MPT3_CMD_NOT_USED; + goto out; + } if (ioc->start_scan_failed) { - pr_info(MPT3SAS_FMT - "port enable: FAILED with (ioc_status=0x%08x)\n", - ioc->name, ioc->start_scan_failed); + ioc_info(ioc, "port enable: FAILED with (ioc_status=0x%08x)\n", + ioc->start_scan_failed); ioc->is_driver_loading = 0; ioc->wait_for_discovery_to_complete = 0; ioc->remove_host = 1; return 1; } - pr_info(MPT3SAS_FMT "port enable: SUCCESS\n", ioc->name); - ioc->base_cmds.status = MPT3_CMD_NOT_USED; + ioc_info(ioc, "port enable: SUCCESS\n"); + ioc->port_enable_cmds.status = MPT3_CMD_NOT_USED; + _scsih_complete_devices_scanning(ioc); - if (ioc->wait_for_discovery_to_complete) { - ioc->wait_for_discovery_to_complete = 0; - _scsih_probe_devices(ioc); +out: + if (issue_hard_reset) { + ioc->port_enable_cmds.status = MPT3_CMD_NOT_USED; + if (mpt3sas_base_hard_reset_handler(ioc, SOFT_RESET)) + ioc->is_driver_loading = 0; } - mpt3sas_base_start_watchdog(ioc); - ioc->is_driver_loading = 0; return 1; } /** + * scsih_map_queues - map reply queues with request queues + * @shost: SCSI host pointer + */ +static void scsih_map_queues(struct Scsi_Host *shost) +{ + struct MPT3SAS_ADAPTER *ioc = + (struct MPT3SAS_ADAPTER *)shost->hostdata; + struct blk_mq_queue_map *map; + int i, qoff, offset; + int nr_msix_vectors = ioc->iopoll_q_start_index; + int iopoll_q_count = ioc->reply_queue_count - nr_msix_vectors; + + if (shost->nr_hw_queues == 1) + return; + + for (i = 0, qoff = 0; i < shost->nr_maps; i++) { + map = &shost->tag_set.map[i]; + map->nr_queues = 0; + offset = 0; + if (i == HCTX_TYPE_DEFAULT) { + map->nr_queues = + nr_msix_vectors - ioc->high_iops_queues; + offset = ioc->high_iops_queues; + } else if (i == HCTX_TYPE_POLL) + map->nr_queues = iopoll_q_count; + + if (!map->nr_queues) + BUG_ON(i == HCTX_TYPE_DEFAULT); + + /* + * The poll queue(s) doesn't have an IRQ (and hence IRQ + * affinity), so use the regular blk-mq cpu mapping + */ + map->queue_offset = qoff; + if (i != HCTX_TYPE_POLL) + blk_mq_map_hw_queues(map, &ioc->pdev->dev, offset); + else + blk_mq_map_queues(map); + + qoff += map->nr_queues; + } +} + +/* shost template for SAS 2.0 HBA devices */ +static const struct scsi_host_template mpt2sas_driver_template = { + .module = THIS_MODULE, + .name = "Fusion MPT SAS Host", + .proc_name = MPT2SAS_DRIVER_NAME, + .queuecommand = scsih_qcmd, + .target_alloc = scsih_target_alloc, + .sdev_init = scsih_sdev_init, + .sdev_configure = scsih_sdev_configure, + .target_destroy = scsih_target_destroy, + .sdev_destroy = scsih_sdev_destroy, + .scan_finished = scsih_scan_finished, + .scan_start = scsih_scan_start, + .change_queue_depth = scsih_change_queue_depth, + .eh_abort_handler = scsih_abort, + .eh_device_reset_handler = scsih_dev_reset, + .eh_target_reset_handler = scsih_target_reset, + .eh_host_reset_handler = scsih_host_reset, + .bios_param = scsih_bios_param, + .can_queue = 1, + .this_id = -1, + .sg_tablesize = MPT2SAS_SG_DEPTH, + .max_sectors = 32767, + .cmd_per_lun = 7, + .shost_groups = mpt3sas_host_groups, + .sdev_groups = mpt3sas_dev_groups, + .track_queue_depth = 1, + .cmd_size = sizeof(struct scsiio_tracker), +}; + +/* raid transport support for SAS 2.0 HBA devices */ +static struct raid_function_template mpt2sas_raid_functions = { + .cookie = &mpt2sas_driver_template, + .is_raid = scsih_is_raid, + .get_resync = scsih_get_resync, + .get_state = scsih_get_state, +}; + +/* shost template for SAS 3.0 HBA devices */ +static const struct scsi_host_template mpt3sas_driver_template = { + .module = THIS_MODULE, + .name = "Fusion MPT SAS Host", + .proc_name = MPT3SAS_DRIVER_NAME, + .queuecommand = scsih_qcmd, + .target_alloc = scsih_target_alloc, + .sdev_init = scsih_sdev_init, + .sdev_configure = scsih_sdev_configure, + .target_destroy = scsih_target_destroy, + .sdev_destroy = scsih_sdev_destroy, + .scan_finished = scsih_scan_finished, + .scan_start = scsih_scan_start, + .change_queue_depth = scsih_change_queue_depth, + .eh_abort_handler = scsih_abort, + .eh_device_reset_handler = scsih_dev_reset, + .eh_target_reset_handler = scsih_target_reset, + .eh_host_reset_handler = scsih_host_reset, + .bios_param = scsih_bios_param, + .can_queue = 1, + .this_id = -1, + .sg_tablesize = MPT3SAS_SG_DEPTH, + .max_sectors = 32767, + .max_segment_size = 0xffffffff, + .cmd_per_lun = 128, + .shost_groups = mpt3sas_host_groups, + .sdev_groups = mpt3sas_dev_groups, + .track_queue_depth = 1, + .cmd_size = sizeof(struct scsiio_tracker), + .map_queues = scsih_map_queues, + .mq_poll = mpt3sas_blk_mq_poll, +}; + +/* raid transport support for SAS 3.0 HBA devices */ +static struct raid_function_template mpt3sas_raid_functions = { + .cookie = &mpt3sas_driver_template, + .is_raid = scsih_is_raid, + .get_resync = scsih_get_resync, + .get_state = scsih_get_state, +}; + +/** + * _scsih_determine_hba_mpi_version - determine in which MPI version class + * this device belongs to. + * @pdev: PCI device struct + * + * return MPI2_VERSION for SAS 2.0 HBA devices, + * MPI25_VERSION for SAS 3.0 HBA devices, and + * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices + */ +static u16 +_scsih_determine_hba_mpi_version(struct pci_dev *pdev) +{ + + switch (pdev->device) { + case MPI2_MFGPAGE_DEVID_SSS6200: + case MPI2_MFGPAGE_DEVID_SAS2004: + case MPI2_MFGPAGE_DEVID_SAS2008: + case MPI2_MFGPAGE_DEVID_SAS2108_1: + case MPI2_MFGPAGE_DEVID_SAS2108_2: + case MPI2_MFGPAGE_DEVID_SAS2108_3: + case MPI2_MFGPAGE_DEVID_SAS2116_1: + case MPI2_MFGPAGE_DEVID_SAS2116_2: + case MPI2_MFGPAGE_DEVID_SAS2208_1: + case MPI2_MFGPAGE_DEVID_SAS2208_2: + case MPI2_MFGPAGE_DEVID_SAS2208_3: + case MPI2_MFGPAGE_DEVID_SAS2208_4: + case MPI2_MFGPAGE_DEVID_SAS2208_5: + case MPI2_MFGPAGE_DEVID_SAS2208_6: + case MPI2_MFGPAGE_DEVID_SAS2308_1: + case MPI2_MFGPAGE_DEVID_SAS2308_2: + case MPI2_MFGPAGE_DEVID_SAS2308_3: + case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP: + case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP_1: + return MPI2_VERSION; + case MPI25_MFGPAGE_DEVID_SAS3004: + case MPI25_MFGPAGE_DEVID_SAS3008: + case MPI25_MFGPAGE_DEVID_SAS3108_1: + case MPI25_MFGPAGE_DEVID_SAS3108_2: + case MPI25_MFGPAGE_DEVID_SAS3108_5: + case MPI25_MFGPAGE_DEVID_SAS3108_6: + return MPI25_VERSION; + case MPI26_MFGPAGE_DEVID_SAS3216: + case MPI26_MFGPAGE_DEVID_SAS3224: + case MPI26_MFGPAGE_DEVID_SAS3316_1: + case MPI26_MFGPAGE_DEVID_SAS3316_2: + case MPI26_MFGPAGE_DEVID_SAS3316_3: + case MPI26_MFGPAGE_DEVID_SAS3316_4: + case MPI26_MFGPAGE_DEVID_SAS3324_1: + case MPI26_MFGPAGE_DEVID_SAS3324_2: + case MPI26_MFGPAGE_DEVID_SAS3324_3: + case MPI26_MFGPAGE_DEVID_SAS3324_4: + case MPI26_MFGPAGE_DEVID_SAS3508: + case MPI26_MFGPAGE_DEVID_SAS3508_1: + case MPI26_MFGPAGE_DEVID_SAS3408: + case MPI26_MFGPAGE_DEVID_SAS3516: + case MPI26_MFGPAGE_DEVID_SAS3516_1: + case MPI26_MFGPAGE_DEVID_SAS3416: + case MPI26_MFGPAGE_DEVID_SAS3616: + case MPI26_ATLAS_PCIe_SWITCH_DEVID: + case MPI26_MFGPAGE_DEVID_CFG_SEC_3916: + case MPI26_MFGPAGE_DEVID_HARD_SEC_3916: + case MPI26_MFGPAGE_DEVID_CFG_SEC_3816: + case MPI26_MFGPAGE_DEVID_HARD_SEC_3816: + case MPI26_MFGPAGE_DEVID_INVALID0_3916: + case MPI26_MFGPAGE_DEVID_INVALID1_3916: + case MPI26_MFGPAGE_DEVID_INVALID0_3816: + case MPI26_MFGPAGE_DEVID_INVALID1_3816: + return MPI26_VERSION; + } + return 0; +} + +/** * _scsih_probe - attach and add scsi host * @pdev: PCI device struct * @id: pci device id * - * Returns 0 success, anything else error. + * Return: 0 success, anything else error. */ static int _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct MPT3SAS_ADAPTER *ioc; - struct Scsi_Host *shost; + struct Scsi_Host *shost = NULL; + int rv; + u16 hba_mpi_version; + int iopoll_q_count = 0; + + /* Determine in which MPI version class this pci device belongs */ + hba_mpi_version = _scsih_determine_hba_mpi_version(pdev); + if (hba_mpi_version == 0) + return -ENODEV; - shost = scsi_host_alloc(&scsih_driver_template, - sizeof(struct MPT3SAS_ADAPTER)); - if (!shost) + /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one, + * for other generation HBA's return with -ENODEV + */ + if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION)) return -ENODEV; - /* init local params */ - ioc = shost_priv(shost); - memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); + /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two, + * for other generation HBA's return with -ENODEV + */ + if ((hbas_to_enumerate == 2) && (!(hba_mpi_version == MPI25_VERSION + || hba_mpi_version == MPI26_VERSION))) + return -ENODEV; + + switch (hba_mpi_version) { + case MPI2_VERSION: + pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | + PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM); + /* Use mpt2sas driver host template for SAS 2.0 HBA's */ + shost = scsi_host_alloc(&mpt2sas_driver_template, + sizeof(struct MPT3SAS_ADAPTER)); + if (!shost) + return -ENODEV; + ioc = shost_priv(shost); + memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); + ioc->hba_mpi_version_belonged = hba_mpi_version; + ioc->id = mpt2_ids++; + sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME); + switch (pdev->device) { + case MPI2_MFGPAGE_DEVID_SSS6200: + ioc->is_warpdrive = 1; + ioc->hide_ir_msg = 1; + break; + case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP: + case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP_1: + ioc->is_mcpu_endpoint = 1; + break; + default: + ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS; + break; + } + + if (multipath_on_hba == -1 || multipath_on_hba == 0) + ioc->multipath_on_hba = 0; + else + ioc->multipath_on_hba = 1; + + break; + case MPI25_VERSION: + case MPI26_VERSION: + /* Use mpt3sas driver host template for SAS 3.0 HBA's */ + shost = scsi_host_alloc(&mpt3sas_driver_template, + sizeof(struct MPT3SAS_ADAPTER)); + if (!shost) + return -ENODEV; + ioc = shost_priv(shost); + memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); + ioc->hba_mpi_version_belonged = hba_mpi_version; + ioc->id = mpt3_ids++; + sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME); + switch (pdev->device) { + case MPI26_MFGPAGE_DEVID_SAS3508: + case MPI26_MFGPAGE_DEVID_SAS3508_1: + case MPI26_MFGPAGE_DEVID_SAS3408: + case MPI26_MFGPAGE_DEVID_SAS3516: + case MPI26_MFGPAGE_DEVID_SAS3516_1: + case MPI26_MFGPAGE_DEVID_SAS3416: + case MPI26_MFGPAGE_DEVID_SAS3616: + case MPI26_ATLAS_PCIe_SWITCH_DEVID: + ioc->is_gen35_ioc = 1; + break; + case MPI26_MFGPAGE_DEVID_INVALID0_3816: + case MPI26_MFGPAGE_DEVID_INVALID0_3916: + dev_err(&pdev->dev, + "HBA with DeviceId 0x%04x, sub VendorId 0x%04x, sub DeviceId 0x%04x is Invalid", + pdev->device, pdev->subsystem_vendor, + pdev->subsystem_device); + return 1; + case MPI26_MFGPAGE_DEVID_INVALID1_3816: + case MPI26_MFGPAGE_DEVID_INVALID1_3916: + dev_err(&pdev->dev, + "HBA with DeviceId 0x%04x, sub VendorId 0x%04x, sub DeviceId 0x%04x is Tampered", + pdev->device, pdev->subsystem_vendor, + pdev->subsystem_device); + return 1; + case MPI26_MFGPAGE_DEVID_CFG_SEC_3816: + case MPI26_MFGPAGE_DEVID_CFG_SEC_3916: + dev_info(&pdev->dev, + "HBA is in Configurable Secure mode\n"); + fallthrough; + case MPI26_MFGPAGE_DEVID_HARD_SEC_3816: + case MPI26_MFGPAGE_DEVID_HARD_SEC_3916: + ioc->is_aero_ioc = ioc->is_gen35_ioc = 1; + break; + default: + ioc->is_gen35_ioc = ioc->is_aero_ioc = 0; + } + if ((ioc->hba_mpi_version_belonged == MPI25_VERSION && + pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) || + (ioc->hba_mpi_version_belonged == MPI26_VERSION)) { + ioc->combined_reply_queue = 1; + if (ioc->is_gen35_ioc) + ioc->combined_reply_index_count = + MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35; + else + ioc->combined_reply_index_count = + MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3; + } + + switch (ioc->is_gen35_ioc) { + case 0: + if (multipath_on_hba == -1 || multipath_on_hba == 0) + ioc->multipath_on_hba = 0; + else + ioc->multipath_on_hba = 1; + break; + case 1: + if (multipath_on_hba == -1 || multipath_on_hba > 0) + ioc->multipath_on_hba = 1; + else + ioc->multipath_on_hba = 0; + break; + default: + break; + } + + break; + default: + return -ENODEV; + } + INIT_LIST_HEAD(&ioc->list); + spin_lock(&gioc_lock); list_add_tail(&ioc->list, &mpt3sas_ioc_list); + spin_unlock(&gioc_lock); ioc->shost = shost; - ioc->id = mpt_ids++; - sprintf(ioc->name, "%s%d", MPT3SAS_DRIVER_NAME, ioc->id); ioc->pdev = pdev; ioc->scsi_io_cb_idx = scsi_io_cb_idx; ioc->tm_cb_idx = tm_cb_idx; @@ -7761,24 +12236,48 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; ioc->logging_level = logging_level; ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds; + /* Host waits for minimum of six seconds */ + ioc->max_shutdown_latency = IO_UNIT_CONTROL_SHUTDOWN_TIMEOUT; + /* + * Enable MEMORY MOVE support flag. + */ + ioc->drv_support_bitmap |= MPT_DRV_SUPPORT_BITMAP_MEMMOVE; + /* Enable ADDITIONAL QUERY support flag. */ + ioc->drv_support_bitmap |= MPT_DRV_SUPPORT_BITMAP_ADDNLQUERY; + + ioc->enable_sdev_max_qd = enable_sdev_max_qd; + /* misc semaphores and spin locks */ mutex_init(&ioc->reset_in_progress_mutex); + mutex_init(&ioc->hostdiag_unlock_mutex); + /* initializing pci_access_mutex lock */ + mutex_init(&ioc->pci_access_mutex); spin_lock_init(&ioc->ioc_reset_in_progress_lock); spin_lock_init(&ioc->scsi_lookup_lock); spin_lock_init(&ioc->sas_device_lock); spin_lock_init(&ioc->sas_node_lock); spin_lock_init(&ioc->fw_event_lock); spin_lock_init(&ioc->raid_device_lock); + spin_lock_init(&ioc->pcie_device_lock); spin_lock_init(&ioc->diag_trigger_lock); INIT_LIST_HEAD(&ioc->sas_device_list); INIT_LIST_HEAD(&ioc->sas_device_init_list); INIT_LIST_HEAD(&ioc->sas_expander_list); + INIT_LIST_HEAD(&ioc->enclosure_list); + INIT_LIST_HEAD(&ioc->pcie_device_list); + INIT_LIST_HEAD(&ioc->pcie_device_init_list); INIT_LIST_HEAD(&ioc->fw_event_list); INIT_LIST_HEAD(&ioc->raid_device_list); INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); INIT_LIST_HEAD(&ioc->delayed_tr_list); + INIT_LIST_HEAD(&ioc->delayed_sc_list); + INIT_LIST_HEAD(&ioc->delayed_event_ack_list); INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); + INIT_LIST_HEAD(&ioc->reply_queue_list); + INIT_LIST_HEAD(&ioc->port_table_list); + + sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id); /* init shost parameters */ shost->max_cmd_len = 32; @@ -7786,36 +12285,31 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) shost->transportt = mpt3sas_transport_template; shost->unique_id = ioc->id; - if (max_sectors != 0xFFFF) { - if (max_sectors < 64) { - shost->max_sectors = 64; - pr_warn(MPT3SAS_FMT "Invalid value %d passed " \ - "for max_sectors, range is 64 to 32767. Assigning " - "value of 64.\n", ioc->name, max_sectors); - } else if (max_sectors > 32767) { - shost->max_sectors = 32767; - pr_warn(MPT3SAS_FMT "Invalid value %d passed " \ - "for max_sectors, range is 64 to 32767. Assigning " - "default value of 32767.\n", ioc->name, - max_sectors); - } else { - shost->max_sectors = max_sectors & 0xFFFE; - pr_info(MPT3SAS_FMT - "The max_sectors value is set to %d\n", - ioc->name, shost->max_sectors); + if (ioc->is_mcpu_endpoint) { + /* mCPU MPI support 64K max IO */ + shost->max_sectors = 128; + ioc_info(ioc, "The max_sectors value is set to %d\n", + shost->max_sectors); + } else { + if (max_sectors != 0xFFFF) { + if (max_sectors < 64) { + shost->max_sectors = 64; + ioc_warn(ioc, "Invalid value %d passed for max_sectors, range is 64 to 32767. Assigning value of 64.\n", + max_sectors); + } else if (max_sectors > 32767) { + shost->max_sectors = 32767; + ioc_warn(ioc, "Invalid value %d passed for max_sectors, range is 64 to 32767.Assigning default value of 32767.\n", + max_sectors); + } else { + shost->max_sectors = max_sectors & 0xFFFE; + ioc_info(ioc, "The max_sectors value is set to %d\n", + shost->max_sectors); + } } } - - if ((scsi_add_host(shost, &pdev->dev))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); - list_del(&ioc->list); - goto out_add_shost_fail; - } - /* register EEDP capabilities with SCSI layer */ - if (prot_mask > 0) - scsi_host_set_prot(shost, prot_mask); + if (prot_mask >= 0) + scsi_host_set_prot(shost, (prot_mask & 0x07)); else scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION | SHOST_DIF_TYPE2_PROTECTION @@ -7824,115 +12318,160 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); /* event thread */ - snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name), - "fw_event%d", ioc->id); - ioc->firmware_event_thread = create_singlethread_workqueue( - ioc->firmware_event_name); + ioc->firmware_event_thread = alloc_ordered_workqueue( + "fw_event_%s%d", 0, ioc->driver_name, ioc->id); if (!ioc->firmware_event_thread) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rv = -ENODEV; goto out_thread_fail; } + shost->host_tagset = 0; + + if (ioc->is_gen35_ioc && host_tagset_enable) + shost->host_tagset = 1; + ioc->is_driver_loading = 1; if ((mpt3sas_base_attach(ioc))) { - pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rv = -ENODEV; goto out_attach_fail; } + + if (ioc->is_warpdrive) { + if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS) + ioc->hide_drives = 0; + else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS) + ioc->hide_drives = 1; + else { + if (mpt3sas_get_num_volumes(ioc)) + ioc->hide_drives = 1; + else + ioc->hide_drives = 0; + } + } else + ioc->hide_drives = 0; + + shost->nr_hw_queues = 1; + + if (shost->host_tagset) { + shost->nr_hw_queues = + ioc->reply_queue_count - ioc->high_iops_queues; + + iopoll_q_count = + ioc->reply_queue_count - ioc->iopoll_q_start_index; + + shost->nr_maps = iopoll_q_count ? 3 : 1; + + dev_info(&ioc->pdev->dev, + "Max SCSIIO MPT commands: %d shared with nr_hw_queues = %d\n", + shost->can_queue, shost->nr_hw_queues); + } + + rv = scsi_add_host(shost, &pdev->dev); + if (rv) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_add_shost_fail; + } + scsi_scan_host(shost); + mpt3sas_setup_debugfs(ioc); return 0; - +out_add_shost_fail: + mpt3sas_base_detach(ioc); out_attach_fail: destroy_workqueue(ioc->firmware_event_thread); out_thread_fail: + spin_lock(&gioc_lock); list_del(&ioc->list); - scsi_remove_host(shost); - out_add_shost_fail: + spin_unlock(&gioc_lock); scsi_host_put(shost); - return -ENODEV; + return rv; } -#ifdef CONFIG_PM /** - * _scsih_suspend - power management suspend main entry point - * @pdev: PCI device struct - * @state: PM state change to (usually PCI_D3) + * scsih_suspend - power management suspend main entry point + * @dev: Device struct * - * Returns 0 success, anything else error. + * Return: 0 success, anything else error. */ -static int -_scsih_suspend(struct pci_dev *pdev, pm_message_t state) +static int __maybe_unused +scsih_suspend(struct device *dev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); - pci_power_t device_state; + struct pci_dev *pdev = to_pci_dev(dev); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; + int rc; + + rc = _scsih_get_shost_and_ioc(pdev, &shost, &ioc); + if (rc) + return rc; mpt3sas_base_stop_watchdog(ioc); - flush_scheduled_work(); scsi_block_requests(shost); - device_state = pci_choose_state(pdev, state); - pr_info(MPT3SAS_FMT - "pdev=0x%p, slot=%s, entering operating state [D%d]\n", - ioc->name, pdev, pci_name(pdev), device_state); + _scsih_nvme_shutdown(ioc); + ioc_info(ioc, "pdev=0x%p, slot=%s, entering operating state\n", + pdev, pci_name(pdev)); - pci_save_state(pdev); mpt3sas_base_free_resources(ioc); - pci_set_power_state(pdev, device_state); return 0; } /** - * _scsih_resume - power management resume main entry point - * @pdev: PCI device struct + * scsih_resume - power management resume main entry point + * @dev: Device struct * - * Returns 0 success, anything else error. + * Return: 0 success, anything else error. */ -static int -_scsih_resume(struct pci_dev *pdev) +static int __maybe_unused +scsih_resume(struct device *dev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct pci_dev *pdev = to_pci_dev(dev); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; pci_power_t device_state = pdev->current_state; int r; - pr_info(MPT3SAS_FMT - "pdev=0x%p, slot=%s, previous operating state [D%d]\n", - ioc->name, pdev, pci_name(pdev), device_state); + r = _scsih_get_shost_and_ioc(pdev, &shost, &ioc); + if (r) + return r; + + ioc_info(ioc, "pdev=0x%p, slot=%s, previous operating state [D%d]\n", + pdev, pci_name(pdev), device_state); - pci_set_power_state(pdev, PCI_D0); - pci_enable_wake(pdev, PCI_D0, 0); - pci_restore_state(pdev); ioc->pdev = pdev; r = mpt3sas_base_map_resources(ioc); if (r) return r; - - mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET); + ioc_info(ioc, "Issuing Hard Reset as part of OS Resume\n"); + mpt3sas_base_hard_reset_handler(ioc, SOFT_RESET); scsi_unblock_requests(shost); mpt3sas_base_start_watchdog(ioc); return 0; } -#endif /* CONFIG_PM */ /** - * _scsih_pci_error_detected - Called when a PCI error is detected. + * scsih_pci_error_detected - Called when a PCI error is detected. * @pdev: PCI device struct * @state: PCI channel state * * Description: Called when a PCI error is detected. * - * Return value: - * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT + * Return: PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT. */ static pci_ers_result_t -_scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) +scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; + + if (_scsih_get_shost_and_ioc(pdev, &shost, &ioc)) + return PCI_ERS_RESULT_DISCONNECT; - pr_info(MPT3SAS_FMT "PCI error: detected callback, state(%d)!!\n", - ioc->name, state); + ioc_info(ioc, "PCI error: detected callback, state(%d)!!\n", state); switch (state) { case pci_channel_io_normal: @@ -7948,6 +12487,7 @@ _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) /* Permanent error, prepare for device removal */ ioc->pci_error_recovery = 1; mpt3sas_base_stop_watchdog(ioc); + mpt3sas_base_pause_mq_polling(ioc); _scsih_flush_running_cmds(ioc); return PCI_ERS_RESULT_DISCONNECT; } @@ -7955,7 +12495,7 @@ _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) } /** - * _scsih_pci_slot_reset - Called when PCI slot has been reset. + * scsih_pci_slot_reset - Called when PCI slot has been reset. * @pdev: PCI device struct * * Description: This routine is called by the pci error recovery @@ -7963,14 +12503,16 @@ _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) * should resume normal operations. */ static pci_ers_result_t -_scsih_pci_slot_reset(struct pci_dev *pdev) +scsih_pci_slot_reset(struct pci_dev *pdev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; int rc; - pr_info(MPT3SAS_FMT "PCI error: slot reset callback!!\n", - ioc->name); + if (_scsih_get_shost_and_ioc(pdev, &shost, &ioc)) + return PCI_ERS_RESULT_DISCONNECT; + + ioc_info(ioc, "PCI error: slot reset callback!!\n"); ioc->pci_error_recovery = 0; ioc->pdev = pdev; @@ -7979,11 +12521,11 @@ _scsih_pci_slot_reset(struct pci_dev *pdev) if (rc) return PCI_ERS_RESULT_DISCONNECT; - rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, - FORCE_BIG_HAMMER); + ioc_info(ioc, "Issuing Hard Reset as part of PCI Slot Reset\n"); + rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); - pr_warn(MPT3SAS_FMT "hard reset: %s\n", ioc->name, - (rc == 0) ? "success" : "failed"); + ioc_warn(ioc, "hard reset: %s\n", + (rc == 0) ? "success" : "failed"); if (!rc) return PCI_ERS_RESULT_RECOVERED; @@ -7992,7 +12534,7 @@ _scsih_pci_slot_reset(struct pci_dev *pdev) } /** - * _scsih_pci_resume() - resume normal ops after PCI reset + * scsih_pci_resume() - resume normal ops after PCI reset * @pdev: pointer to PCI device * * Called when the error recovery driver tells us that its @@ -8000,99 +12542,228 @@ _scsih_pci_slot_reset(struct pci_dev *pdev) * halted scsi ops to resume. */ static void -_scsih_pci_resume(struct pci_dev *pdev) +scsih_pci_resume(struct pci_dev *pdev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; + + if (_scsih_get_shost_and_ioc(pdev, &shost, &ioc)) + return; - pr_info(MPT3SAS_FMT "PCI error: resume callback!!\n", ioc->name); + ioc_info(ioc, "PCI error: resume callback!!\n"); - pci_cleanup_aer_uncorrect_error_status(pdev); mpt3sas_base_start_watchdog(ioc); scsi_unblock_requests(ioc->shost); } /** - * _scsih_pci_mmio_enabled - Enable MMIO and dump debug registers + * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers * @pdev: pointer to PCI device */ static pci_ers_result_t -_scsih_pci_mmio_enabled(struct pci_dev *pdev) +scsih_pci_mmio_enabled(struct pci_dev *pdev) { - struct Scsi_Host *shost = pci_get_drvdata(pdev); - struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); + struct Scsi_Host *shost; + struct MPT3SAS_ADAPTER *ioc; - pr_info(MPT3SAS_FMT "PCI error: mmio enabled callback!!\n", - ioc->name); + if (_scsih_get_shost_and_ioc(pdev, &shost, &ioc)) + return PCI_ERS_RESULT_DISCONNECT; + + ioc_info(ioc, "PCI error: mmio enabled callback!!\n"); /* TODO - dump whatever for debugging purposes */ - /* Request a slot reset. */ - return PCI_ERS_RESULT_NEED_RESET; + /* This called only if scsih_pci_error_detected returns + * PCI_ERS_RESULT_CAN_RECOVER. Read/write to the device still + * works, no need to reset slot. + */ + return PCI_ERS_RESULT_RECOVERED; } -/* raid transport support */ -static struct raid_function_template mpt3sas_raid_functions = { - .cookie = &scsih_driver_template, - .is_raid = _scsih_is_raid, - .get_resync = _scsih_get_resync, - .get_state = _scsih_get_state, +/* + * The pci device ids are defined in mpi/mpi2_cnfg.h. + */ +static const struct pci_device_id mpt3sas_pci_table[] = { + /* Spitfire ~ 2004 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004, + PCI_ANY_ID, PCI_ANY_ID }, + /* Falcon ~ 2008 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008, + PCI_ANY_ID, PCI_ANY_ID }, + /* Liberator ~ 2108 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3, + PCI_ANY_ID, PCI_ANY_ID }, + /* Meteor ~ 2116 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2, + PCI_ANY_ID, PCI_ANY_ID }, + /* Thunderbolt ~ 2208 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, + PCI_ANY_ID, PCI_ANY_ID }, + /* Mustang ~ 2308 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP_1, + PCI_ANY_ID, PCI_ANY_ID }, + /* SSS6200 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200, + PCI_ANY_ID, PCI_ANY_ID }, + /* Fury ~ 3004 and 3008 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008, + PCI_ANY_ID, PCI_ANY_ID }, + /* Invader ~ 3108 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6, + PCI_ANY_ID, PCI_ANY_ID }, + /* Cutlass ~ 3216 and 3224 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3216, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3224, + PCI_ANY_ID, PCI_ANY_ID }, + /* Intruder ~ 3316 and 3324 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_2, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_3, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_4, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_2, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_3, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_4, + PCI_ANY_ID, PCI_ANY_ID }, + /* Ventura, Crusader, Harpoon & Tomcat ~ 3516, 3416, 3508 & 3408*/ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3508, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3508_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3408, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3516, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3516_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3416, + PCI_ANY_ID, PCI_ANY_ID }, + /* Mercator ~ 3616*/ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3616, + PCI_ANY_ID, PCI_ANY_ID }, + + /* Aero SI 0x00E1 Configurable Secure + * 0x00E2 Hard Secure + */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_CFG_SEC_3916, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_HARD_SEC_3916, + PCI_ANY_ID, PCI_ANY_ID }, + + /* + * Aero SI –> 0x00E0 Invalid, 0x00E3 Tampered + */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_INVALID0_3916, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_INVALID1_3916, + PCI_ANY_ID, PCI_ANY_ID }, + + /* Atlas PCIe Switch Management Port */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_ATLAS_PCIe_SWITCH_DEVID, + PCI_ANY_ID, PCI_ANY_ID }, + + /* Sea SI 0x00E5 Configurable Secure + * 0x00E6 Hard Secure + */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_CFG_SEC_3816, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_HARD_SEC_3816, + PCI_ANY_ID, PCI_ANY_ID }, + + /* + * ATTO Branded ExpressSAS H12xx GT + */ + { MPI2_MFGPAGE_VENDORID_ATTO, MPI26_MFGPAGE_DEVID_HARD_SEC_3816, + PCI_ANY_ID, PCI_ANY_ID }, + + /* + * Sea SI –> 0x00E4 Invalid, 0x00E7 Tampered + */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_INVALID0_3816, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_INVALID1_3816, + PCI_ANY_ID, PCI_ANY_ID }, + + {0} /* Terminating entry */ }; +MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table); -static struct pci_error_handlers _scsih_err_handler = { - .error_detected = _scsih_pci_error_detected, - .mmio_enabled = _scsih_pci_mmio_enabled, - .slot_reset = _scsih_pci_slot_reset, - .resume = _scsih_pci_resume, +static const struct pci_error_handlers _mpt3sas_err_handler = { + .error_detected = scsih_pci_error_detected, + .mmio_enabled = scsih_pci_mmio_enabled, + .slot_reset = scsih_pci_slot_reset, + .resume = scsih_pci_resume, }; -static struct pci_driver scsih_driver = { +static SIMPLE_DEV_PM_OPS(scsih_pm_ops, scsih_suspend, scsih_resume); + +static struct pci_driver mpt3sas_driver = { .name = MPT3SAS_DRIVER_NAME, - .id_table = scsih_pci_table, + .id_table = mpt3sas_pci_table, .probe = _scsih_probe, - .remove = _scsih_remove, - .shutdown = _scsih_shutdown, - .err_handler = &_scsih_err_handler, -#ifdef CONFIG_PM - .suspend = _scsih_suspend, - .resume = _scsih_resume, -#endif + .remove = scsih_remove, + .shutdown = scsih_shutdown, + .err_handler = &_mpt3sas_err_handler, + .driver.pm = &scsih_pm_ops, }; - /** - * _scsih_init - main entry point for this driver. + * scsih_init - main entry point for this driver. * - * Returns 0 success, anything else error. + * Return: 0 success, anything else error. */ -static int __init -_scsih_init(void) +static int +scsih_init(void) { - int error; - - mpt_ids = 0; - - pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME, - MPT3SAS_DRIVER_VERSION); - - mpt3sas_transport_template = - sas_attach_transport(&mpt3sas_transport_functions); - if (!mpt3sas_transport_template) - return -ENODEV; - -/* raid transport support */ - mpt3sas_raid_template = raid_class_attach(&mpt3sas_raid_functions); - if (!mpt3sas_raid_template) { - sas_release_transport(mpt3sas_transport_template); - return -ENODEV; - } + mpt2_ids = 0; + mpt3_ids = 0; mpt3sas_base_initialize_callback_handler(); /* queuecommand callback hander */ scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done); - /* task managment callback handler */ + /* task management callback handler */ tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done); /* base internal commands callback handler */ @@ -8123,33 +12794,18 @@ _scsih_init(void) tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler( _scsih_sas_control_complete); - mpt3sas_ctl_init(); - - error = pci_register_driver(&scsih_driver); - if (error) { - /* raid transport support */ - raid_class_release(mpt3sas_raid_template); - sas_release_transport(mpt3sas_transport_template); - } - - return error; + mpt3sas_init_debugfs(); + return 0; } /** - * _scsih_exit - exit point for this driver (when it is a module). + * scsih_exit - exit point for this driver (when it is a module). * - * Returns 0 success, anything else error. + * Return: 0 success, anything else error. */ -static void __exit -_scsih_exit(void) +static void +scsih_exit(void) { - pr_info("mpt3sas version %s unloading\n", - MPT3SAS_DRIVER_VERSION); - - mpt3sas_ctl_exit(); - - pci_unregister_driver(&scsih_driver); - mpt3sas_base_release_callback_handler(scsi_io_cb_idx); mpt3sas_base_release_callback_handler(tm_cb_idx); @@ -8165,9 +12821,89 @@ _scsih_exit(void) mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx); /* raid transport support */ - raid_class_release(mpt3sas_raid_template); + if (hbas_to_enumerate != 1) + raid_class_release(mpt3sas_raid_template); + if (hbas_to_enumerate != 2) + raid_class_release(mpt2sas_raid_template); sas_release_transport(mpt3sas_transport_template); + mpt3sas_exit_debugfs(); +} + +/** + * _mpt3sas_init - main entry point for this driver. + * + * Return: 0 success, anything else error. + */ +static int __init +_mpt3sas_init(void) +{ + int error; + + pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME, + MPT3SAS_DRIVER_VERSION); + + mpt3sas_transport_template = + sas_attach_transport(&mpt3sas_transport_functions); + if (!mpt3sas_transport_template) + return -ENODEV; + + /* No need attach mpt3sas raid functions template + * if hbas_to_enumarate value is one. + */ + if (hbas_to_enumerate != 1) { + mpt3sas_raid_template = + raid_class_attach(&mpt3sas_raid_functions); + if (!mpt3sas_raid_template) { + sas_release_transport(mpt3sas_transport_template); + return -ENODEV; + } + } + + /* No need to attach mpt2sas raid functions template + * if hbas_to_enumarate value is two + */ + if (hbas_to_enumerate != 2) { + mpt2sas_raid_template = + raid_class_attach(&mpt2sas_raid_functions); + if (!mpt2sas_raid_template) { + sas_release_transport(mpt3sas_transport_template); + return -ENODEV; + } + } + + error = scsih_init(); + if (error) { + scsih_exit(); + return error; + } + + mpt3sas_ctl_init(hbas_to_enumerate); + + error = pci_register_driver(&mpt3sas_driver); + if (error) { + mpt3sas_ctl_exit(hbas_to_enumerate); + scsih_exit(); + } + + return error; +} + +/** + * _mpt3sas_exit - exit point for this driver (when it is a module). + * + */ +static void __exit +_mpt3sas_exit(void) +{ + pr_info("mpt3sas version %s unloading\n", + MPT3SAS_DRIVER_VERSION); + + pci_unregister_driver(&mpt3sas_driver); + + mpt3sas_ctl_exit(hbas_to_enumerate); + + scsih_exit(); } -module_init(_scsih_init); -module_exit(_scsih_exit); +module_init(_mpt3sas_init); +module_exit(_mpt3sas_exit); |