diff options
Diffstat (limited to 'include/scsi/libsas.h')
| -rw-r--r-- | include/scsi/libsas.h | 93 |
1 files changed, 42 insertions, 51 deletions
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index 1aee3d0ebbb2..a0635b128d7a 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -23,22 +23,12 @@ struct block_device; -enum sas_class { - SAS, - EXPANDER -}; - enum sas_phy_role { PHY_ROLE_NONE = 0, PHY_ROLE_TARGET = 0x40, PHY_ROLE_INITIATOR = 0x80, }; -enum sas_phy_type { - PHY_TYPE_PHYSICAL, - PHY_TYPE_VIRTUAL -}; - /* The events are mnemonically described in sas_dump.c * so when updating/adding events here, please also * update the other file too. @@ -213,6 +203,14 @@ static inline bool dev_is_expander(enum sas_device_type type) type == SAS_FANOUT_EXPANDER_DEVICE; } +static inline bool dev_parent_is_expander(struct domain_device *dev) +{ + if (!dev->parent) + return false; + + return dev_is_expander(dev->parent->dev_type); +} + static inline void INIT_SAS_WORK(struct sas_work *sw, void (*fn)(struct work_struct *)) { INIT_WORK(&sw->work, fn); @@ -258,7 +256,6 @@ struct asd_sas_port { /* public: */ int id; - enum sas_class class; u8 sas_addr[SAS_ADDR_SIZE]; u8 attached_sas_addr[SAS_ADDR_SIZE]; enum sas_protocol iproto; @@ -319,11 +316,9 @@ struct asd_sas_phy { int enabled; /* must be set */ int id; /* must be set */ - enum sas_class class; enum sas_protocol iproto; enum sas_protocol tproto; - enum sas_phy_type type; enum sas_phy_role role; enum sas_oob_mode oob_mode; enum sas_linkrate linkrate; @@ -346,11 +341,6 @@ struct asd_sas_phy { void *lldd_phy; /* not touched by the sas_class_code */ }; -struct scsi_core { - struct Scsi_Host *shost; - -}; - enum sas_ha_state { SAS_HA_REGISTERED, SAS_HA_DRAINING, @@ -371,12 +361,11 @@ struct sas_ha_struct { struct mutex disco_mutex; - struct scsi_core core; + struct Scsi_Host *shost; /* public: */ char *sas_ha_name; struct device *dev; /* should be set */ - struct module *lldd_module; /* should be set */ struct workqueue_struct *event_q; struct workqueue_struct *disco_q; @@ -423,8 +412,6 @@ cmd_to_domain_dev(struct scsi_cmnd *cmd) return sdev_to_domain_dev(cmd->device); } -void sas_hash_addr(u8 *hashed, const u8 *sas_addr); - /* Before calling a notify event, LLDD should use this function * when the link is severed (possibly from its tasklet). * The idea is that the Class only reads those, while the LLDD, @@ -544,12 +531,9 @@ struct sas_ata_task { struct host_to_dev_fis fis; u8 atapi_packet[16]; /* 0 if not ATAPI task */ - u8 retry_count; /* hardware retry, should be > 0 */ - u8 dma_xfer:1; /* PIO:0 or DMA:1 */ u8 use_ncq:1; - u8 set_affil_pol:1; - u8 stp_affil_pol:1; + u8 return_fis_on_success:1; u8 device_control_reg_update:1; @@ -582,12 +566,8 @@ enum task_attribute { }; struct sas_ssp_task { - u8 retry_count; /* hardware retry, should be > 0 */ - u8 LUN[8]; - u8 enable_first_burst:1; enum task_attribute task_attr; - u8 task_prio; struct scsi_cmnd *cmd; }; @@ -707,14 +687,13 @@ extern void sas_resume_ha(struct sas_ha_struct *sas_ha); extern void sas_resume_ha_no_sync(struct sas_ha_struct *sas_ha); extern void sas_suspend_ha(struct sas_ha_struct *sas_ha); -int sas_set_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates); int sas_phy_reset(struct sas_phy *phy, int hard_reset); int sas_phy_enable(struct sas_phy *phy, int enable); extern int sas_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); extern int sas_target_alloc(struct scsi_target *); -extern int sas_slave_configure(struct scsi_device *); +int sas_sdev_configure(struct scsi_device *dev, struct queue_limits *lim); extern int sas_change_queue_depth(struct scsi_device *, int new_depth); -extern int sas_bios_param(struct scsi_device *, struct block_device *, +extern int sas_bios_param(struct scsi_device *, struct gendisk *, sector_t capacity, int *hsc); int sas_execute_internal_abort_single(struct domain_device *device, u16 tag, unsigned int qid, @@ -725,30 +704,13 @@ extern struct scsi_transport_template * sas_domain_attach_transport(struct sas_domain_function_template *); extern struct device_attribute dev_attr_phy_event_threshold; -int sas_discover_root_expander(struct domain_device *); - -void sas_init_ex_attr(void); - -int sas_ex_revalidate_domain(struct domain_device *); - -void sas_unregister_domain_devices(struct asd_sas_port *port, int gone); -void sas_init_disc(struct sas_discovery *disc, struct asd_sas_port *); -void sas_discover_event(struct asd_sas_port *, enum discover_event ev); - -int sas_discover_sata(struct domain_device *); -int sas_discover_end_dev(struct domain_device *); - -void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *); - -void sas_init_dev(struct domain_device *); - void sas_task_abort(struct sas_task *); int sas_eh_abort_handler(struct scsi_cmnd *cmd); int sas_eh_device_reset_handler(struct scsi_cmnd *cmd); int sas_eh_target_reset_handler(struct scsi_cmnd *cmd); extern void sas_target_destroy(struct scsi_target *); -extern int sas_slave_alloc(struct scsi_device *); +extern int sas_sdev_init(struct scsi_device *); extern int sas_ioctl(struct scsi_device *sdev, unsigned int cmd, void __user *arg); extern int sas_drain_work(struct sas_ha_struct *ha); @@ -772,4 +734,33 @@ void sas_notify_port_event(struct asd_sas_phy *phy, enum port_event event, void sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event, gfp_t gfp_flags); +#define __LIBSAS_SHT_BASE \ + .module = THIS_MODULE, \ + .name = DRV_NAME, \ + .proc_name = DRV_NAME, \ + .queuecommand = sas_queuecommand, \ + .dma_need_drain = ata_scsi_dma_need_drain, \ + .target_alloc = sas_target_alloc, \ + .change_queue_depth = sas_change_queue_depth, \ + .bios_param = sas_bios_param, \ + .this_id = -1, \ + .eh_device_reset_handler = sas_eh_device_reset_handler, \ + .eh_target_reset_handler = sas_eh_target_reset_handler, \ + .target_destroy = sas_target_destroy, \ + .ioctl = sas_ioctl, \ + +#ifdef CONFIG_COMPAT +#define _LIBSAS_SHT_BASE __LIBSAS_SHT_BASE \ + .compat_ioctl = sas_ioctl, +#else +#define _LIBSAS_SHT_BASE __LIBSAS_SHT_BASE +#endif + +#define LIBSAS_SHT_BASE _LIBSAS_SHT_BASE \ + .sdev_configure = sas_sdev_configure, \ + .sdev_init = sas_sdev_init, \ + +#define LIBSAS_SHT_BASE_NO_SLAVE_INIT _LIBSAS_SHT_BASE + + #endif /* _SASLIB_H_ */ |