From bd756ddea18e02ccea8b29496b2fe3bd91af8eb7 Mon Sep 17 00:00:00 2001 From: Shun Fu Date: Sun, 23 Sep 2012 22:16:14 +0800 Subject: [SCSI] mvumi: Add support for Marvell SAS/SATA RAID-on-Chip(ROC) 88RC9580 [jejb: fix up for spelling correction patch] Signed-off-by: Shun Fu Signed-off-by: James Bottomley --- drivers/scsi/mvumi.h | 235 +++++++++++++++++++++++++++++++++------------------ 1 file changed, 152 insertions(+), 83 deletions(-) (limited to 'drivers/scsi/mvumi.h') diff --git a/drivers/scsi/mvumi.h b/drivers/scsi/mvumi.h index 10b9237566f0..e360135fd1bd 100644 --- a/drivers/scsi/mvumi.h +++ b/drivers/scsi/mvumi.h @@ -34,51 +34,87 @@ #define MV_DRIVER_NAME "mvumi" #define PCI_VENDOR_ID_MARVELL_2 0x1b4b #define PCI_DEVICE_ID_MARVELL_MV9143 0x9143 +#define PCI_DEVICE_ID_MARVELL_MV9580 0x9580 #define MVUMI_INTERNAL_CMD_WAIT_TIME 45 +#define MVUMI_INQUIRY_LENGTH 44 +#define MVUMI_INQUIRY_UUID_OFF 36 +#define MVUMI_INQUIRY_UUID_LEN 8 #define IS_DMA64 (sizeof(dma_addr_t) == 8) enum mvumi_qc_result { - MV_QUEUE_COMMAND_RESULT_SENT = 0, + MV_QUEUE_COMMAND_RESULT_SENT = 0, MV_QUEUE_COMMAND_RESULT_NO_RESOURCE, }; -enum { - /*******************************************/ - - /* ARM Mbus Registers Map */ - - /*******************************************/ - CPU_MAIN_INT_CAUSE_REG = 0x20200, - CPU_MAIN_IRQ_MASK_REG = 0x20204, - CPU_MAIN_FIQ_MASK_REG = 0x20208, - CPU_ENPOINTA_MASK_REG = 0x2020C, - CPU_ENPOINTB_MASK_REG = 0x20210, - - INT_MAP_COMAERR = 1 << 6, - INT_MAP_COMAIN = 1 << 7, - INT_MAP_COMAOUT = 1 << 8, - INT_MAP_COMBERR = 1 << 9, - INT_MAP_COMBIN = 1 << 10, - INT_MAP_COMBOUT = 1 << 11, - - INT_MAP_COMAINT = (INT_MAP_COMAOUT | INT_MAP_COMAERR), - INT_MAP_COMBINT = (INT_MAP_COMBOUT | INT_MAP_COMBIN | INT_MAP_COMBERR), - - INT_MAP_DL_PCIEA2CPU = 1 << 0, - INT_MAP_DL_CPU2PCIEA = 1 << 1, - - /***************************************/ +struct mvumi_hw_regs { + /* For CPU */ + void *main_int_cause_reg; + void *enpointa_mask_reg; + void *enpointb_mask_reg; + void *rstoutn_en_reg; + void *ctrl_sts_reg; + void *rstoutn_mask_reg; + void *sys_soft_rst_reg; + + /* For Doorbell */ + void *pciea_to_arm_drbl_reg; + void *arm_to_pciea_drbl_reg; + void *arm_to_pciea_mask_reg; + void *pciea_to_arm_msg0; + void *pciea_to_arm_msg1; + void *arm_to_pciea_msg0; + void *arm_to_pciea_msg1; + + /* reset register */ + void *reset_request; + void *reset_enable; + + /* For Message Unit */ + void *inb_list_basel; + void *inb_list_baseh; + void *inb_aval_count_basel; + void *inb_aval_count_baseh; + void *inb_write_pointer; + void *inb_read_pointer; + void *outb_list_basel; + void *outb_list_baseh; + void *outb_copy_basel; + void *outb_copy_baseh; + void *outb_copy_pointer; + void *outb_read_pointer; + void *inb_isr_cause; + void *outb_isr_cause; + void *outb_coal_cfg; + void *outb_coal_timeout; + + /* Bit setting for HW */ + u32 int_comaout; + u32 int_comaerr; + u32 int_dl_cpu2pciea; + u32 int_mu; + u32 int_drbl_int_mask; + u32 int_main_int_mask; + u32 cl_pointer_toggle; + u32 cl_slot_num_mask; + u32 clic_irq; + u32 clic_in_err; + u32 clic_out_err; +}; - /* ARM Doorbell Registers Map */ +struct mvumi_dyn_list_entry { + u32 src_low_addr; + u32 src_high_addr; + u32 if_length; + u32 reserve; +}; - /***************************************/ - CPU_PCIEA_TO_ARM_DRBL_REG = 0x20400, - CPU_PCIEA_TO_ARM_MASK_REG = 0x20404, - CPU_ARM_TO_PCIEA_DRBL_REG = 0x20408, - CPU_ARM_TO_PCIEA_MASK_REG = 0x2040C, +#define SCSI_CMD_MARVELL_SPECIFIC 0xE1 +#define CDB_CORE_MODULE 0x1 +#define CDB_CORE_SHUTDOWN 0xB +enum { DRBL_HANDSHAKE = 1 << 0, DRBL_SOFT_RESET = 1 << 1, DRBL_BUS_CHANGE = 1 << 2, @@ -86,46 +122,6 @@ enum { DRBL_MU_RESET = 1 << 4, DRBL_HANDSHAKE_ISR = DRBL_HANDSHAKE, - CPU_PCIEA_TO_ARM_MSG0 = 0x20430, - CPU_PCIEA_TO_ARM_MSG1 = 0x20434, - CPU_ARM_TO_PCIEA_MSG0 = 0x20438, - CPU_ARM_TO_PCIEA_MSG1 = 0x2043C, - - /*******************************************/ - - /* ARM Communication List Registers Map */ - - /*******************************************/ - CLA_INB_LIST_BASEL = 0x500, - CLA_INB_LIST_BASEH = 0x504, - CLA_INB_AVAL_COUNT_BASEL = 0x508, - CLA_INB_AVAL_COUNT_BASEH = 0x50C, - CLA_INB_DESTI_LIST_BASEL = 0x510, - CLA_INB_DESTI_LIST_BASEH = 0x514, - CLA_INB_WRITE_POINTER = 0x518, - CLA_INB_READ_POINTER = 0x51C, - - CLA_OUTB_LIST_BASEL = 0x530, - CLA_OUTB_LIST_BASEH = 0x534, - CLA_OUTB_SOURCE_LIST_BASEL = 0x538, - CLA_OUTB_SOURCE_LIST_BASEH = 0x53C, - CLA_OUTB_COPY_POINTER = 0x544, - CLA_OUTB_READ_POINTER = 0x548, - - CLA_ISR_CAUSE = 0x560, - CLA_ISR_MASK = 0x564, - - INT_MAP_MU = (INT_MAP_DL_CPU2PCIEA | INT_MAP_COMAINT), - - CL_POINTER_TOGGLE = 1 << 12, - - CLIC_IN_IRQ = 1 << 0, - CLIC_OUT_IRQ = 1 << 1, - CLIC_IN_ERR_IRQ = 1 << 8, - CLIC_OUT_ERR_IRQ = 1 << 12, - - CL_SLOT_NUM_MASK = 0xFFF, - /* * Command flag is the flag for the CDB command itself */ @@ -137,15 +133,23 @@ enum { CMD_FLAG_DATA_IN = 1 << 3, /* 1-host write data */ CMD_FLAG_DATA_OUT = 1 << 4, - - SCSI_CMD_MARVELL_SPECIFIC = 0xE1, - CDB_CORE_SHUTDOWN = 0xB, + CMD_FLAG_PRDT_IN_HOST = 1 << 5, }; #define APICDB0_EVENT 0xF4 #define APICDB1_EVENT_GETEVENT 0 +#define APICDB1_HOST_GETEVENT 1 #define MAX_EVENTS_RETURNED 6 +#define DEVICE_OFFLINE 0 +#define DEVICE_ONLINE 1 + +struct mvumi_hotplug_event { + u16 size; + u8 dummy[2]; + u8 bitmap[0]; +}; + struct mvumi_driver_event { u32 time_stamp; u32 sequence_no; @@ -172,8 +176,14 @@ struct mvumi_events_wq { void *param; }; +#define HS_CAPABILITY_SUPPORT_COMPACT_SG (1U << 4) +#define HS_CAPABILITY_SUPPORT_PRD_HOST (1U << 5) +#define HS_CAPABILITY_SUPPORT_DYN_SRC (1U << 6) +#define HS_CAPABILITY_NEW_PAGE_IO_DEPTH_DEF (1U << 14) + #define MVUMI_MAX_SG_ENTRY 32 #define SGD_EOT (1L << 27) +#define SGD_EOT_CP (1L << 22) struct mvumi_sgl { u32 baseaddr_l; @@ -181,6 +191,39 @@ struct mvumi_sgl { u32 flags; u32 size; }; +struct mvumi_compact_sgl { + u32 baseaddr_l; + u32 baseaddr_h; + u32 flags; +}; + +#define GET_COMPACT_SGD_SIZE(sgd) \ + ((((struct mvumi_compact_sgl *)(sgd))->flags) & 0x3FFFFFL) + +#define SET_COMPACT_SGD_SIZE(sgd, sz) do { \ + (((struct mvumi_compact_sgl *)(sgd))->flags) &= ~0x3FFFFFL; \ + (((struct mvumi_compact_sgl *)(sgd))->flags) |= (sz); \ +} while (0) +#define sgd_getsz(_mhba, sgd, sz) do { \ + if (_mhba->hba_capability & HS_CAPABILITY_SUPPORT_COMPACT_SG) \ + (sz) = GET_COMPACT_SGD_SIZE(sgd); \ + else \ + (sz) = (sgd)->size; \ +} while (0) + +#define sgd_setsz(_mhba, sgd, sz) do { \ + if (_mhba->hba_capability & HS_CAPABILITY_SUPPORT_COMPACT_SG) \ + SET_COMPACT_SGD_SIZE(sgd, sz); \ + else \ + (sgd)->size = (sz); \ +} while (0) + +#define sgd_inc(_mhba, sgd) do { \ + if (_mhba->hba_capability & HS_CAPABILITY_SUPPORT_COMPACT_SG) \ + sgd = (struct mvumi_sgl *)(((unsigned char *) (sgd)) + 12); \ + else \ + sgd = (struct mvumi_sgl *)(((unsigned char *) (sgd)) + 16); \ +} while (0) struct mvumi_res { struct list_head entry; @@ -197,7 +240,7 @@ enum resource_type { }; struct mvumi_sense_data { - u8 error_eode:7; + u8 error_code:7; u8 valid:1; u8 segment_number; u8 sense_key:4; @@ -220,6 +263,7 @@ struct mvumi_sense_data { struct mvumi_cmd { struct list_head queue_pointer; struct mvumi_msg_frame *frame; + dma_addr_t frame_phys; struct scsi_cmnd *scmd; atomic_t sync_cmd; void *data_buf; @@ -393,7 +437,8 @@ struct mvumi_hs_page2 { u16 frame_length; u8 host_type; - u8 reserved[3]; + u8 host_cap; + u8 reserved[2]; struct version_info host_ver; u32 system_io_bus; u32 slot_number; @@ -435,8 +480,17 @@ struct mvumi_tag { unsigned short size; }; +struct mvumi_device { + struct list_head list; + struct scsi_device *sdev; + u64 wwid; + u8 dev_type; + int id; +}; + struct mvumi_hba { void *base_addr[MAX_BASE_ADDRESS]; + u32 pci_base[MAX_BASE_ADDRESS]; void *mmio; struct list_head cmd_pool; struct Scsi_Host *shost; @@ -449,6 +503,9 @@ struct mvumi_hba { void *ib_list; dma_addr_t ib_list_phys; + void *ib_frame; + dma_addr_t ib_frame_phys; + void *ob_list; dma_addr_t ob_list_phys; @@ -477,12 +534,14 @@ struct mvumi_hba { unsigned char hba_total_pages; unsigned char fw_flag; unsigned char request_id_enabled; + unsigned char eot_flag; unsigned short hba_capability; unsigned short io_seq; unsigned int ib_cur_slot; unsigned int ob_cur_slot; unsigned int fw_state; + struct mutex sas_discovery_mutex; struct list_head ob_data_list; struct list_head free_ob_list; @@ -491,14 +550,24 @@ struct mvumi_hba { struct mvumi_tag tag_pool; struct mvumi_cmd **tag_cmd; + struct mvumi_hw_regs *regs; + struct mutex device_lock; + struct list_head mhba_dev_list; + struct list_head shost_dev_list; + struct task_struct *dm_thread; + atomic_t pnp_count; }; struct mvumi_instance_template { - void (*fire_cmd)(struct mvumi_hba *, struct mvumi_cmd *); - void (*enable_intr)(void *) ; - void (*disable_intr)(void *); - int (*clear_intr)(void *); - unsigned int (*read_fw_status_reg)(void *); + void (*fire_cmd) (struct mvumi_hba *, struct mvumi_cmd *); + void (*enable_intr) (struct mvumi_hba *); + void (*disable_intr) (struct mvumi_hba *); + int (*clear_intr) (void *); + unsigned int (*read_fw_status_reg) (struct mvumi_hba *); + unsigned int (*check_ib_list) (struct mvumi_hba *); + int (*check_ob_list) (struct mvumi_hba *, unsigned int *, + unsigned int *); + int (*reset_host) (struct mvumi_hba *); }; extern struct timezone sys_tz; -- cgit