diff options
Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvfc.h')
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvfc.h | 71 |
1 files changed, 62 insertions, 9 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index b21e071b986..017a5290e8c 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -29,11 +29,17 @@ #include "viosrp.h" #define IBMVFC_NAME "ibmvfc" -#define IBMVFC_DRIVER_VERSION "1.0.4" -#define IBMVFC_DRIVER_DATE "(November 14, 2008)" +#define IBMVFC_DRIVER_VERSION "1.0.11" +#define IBMVFC_DRIVER_DATE "(April 12, 2013)" #define IBMVFC_DEFAULT_TIMEOUT 60 +#define IBMVFC_ADISC_CANCEL_TIMEOUT 45 +#define IBMVFC_ADISC_TIMEOUT 15 +#define IBMVFC_ADISC_PLUS_CANCEL_TIMEOUT \ + (IBMVFC_ADISC_TIMEOUT + IBMVFC_ADISC_CANCEL_TIMEOUT) #define IBMVFC_INIT_TIMEOUT 120 +#define IBMVFC_ABORT_TIMEOUT 8 +#define IBMVFC_ABORT_WAIT_TIMEOUT 40 #define IBMVFC_MAX_REQUESTS_DEFAULT 100 #define IBMVFC_DEBUG 0 @@ -53,9 +59,11 @@ * Ensure we have resources for ERP and initialization: * 1 for ERP * 1 for initialization - * 1 for each discovery thread + * 1 for NPIV Logout + * 2 for BSG passthru + * 2 for each discovery thread */ -#define IBMVFC_NUM_INTERNAL_REQ (1 + 1 + disc_threads) +#define IBMVFC_NUM_INTERNAL_REQ (1 + 1 + 1 + 2 + (disc_threads * 2)) #define IBMVFC_MAD_SUCCESS 0x00 #define IBMVFC_MAD_NOT_SUPPORTED 0xF1 @@ -123,6 +131,7 @@ enum ibmvfc_mad_types { IBMVFC_IMPLICIT_LOGOUT = 0x0040, IBMVFC_PASSTHRU = 0x0200, IBMVFC_TMF_MAD = 0x0100, + IBMVFC_NPIV_LOGOUT = 0x0800, }; struct ibmvfc_mad_common { @@ -139,6 +148,10 @@ struct ibmvfc_npiv_login_mad { struct srp_direct_buf buffer; }__attribute__((packed, aligned (8))); +struct ibmvfc_npiv_logout_mad { + struct ibmvfc_mad_common common; +}__attribute__((packed, aligned (8))); + #define IBMVFC_MAX_NAME 256 struct ibmvfc_npiv_login { @@ -195,9 +208,10 @@ struct ibmvfc_npiv_login_resp { u16 error; u32 flags; #define IBMVFC_NATIVE_FC 0x01 -#define IBMVFC_CAN_FLUSH_ON_HALT 0x08 u32 reserved; - u64 capabilites; + u64 capabilities; +#define IBMVFC_CAN_FLUSH_ON_HALT 0x08 +#define IBMVFC_CAN_SUPPRESS_ABTS 0x10 u32 max_cmds; u32 scsi_id_sz; u64 max_dma_len; @@ -337,6 +351,7 @@ struct ibmvfc_tmf { #define IBMVFC_TMF_LUN_RESET 0x10 #define IBMVFC_TMF_TGT_RESET 0x20 #define IBMVFC_TMF_LUA_VALID 0x40 +#define IBMVFC_TMF_SUPPRESS_ABTS 0x80 u32 cancel_key; u32 my_cancel_key; u32 pad; @@ -455,7 +470,10 @@ struct ibmvfc_passthru_iu { u16 error; u32 flags; #define IBMVFC_FC_ELS 0x01 +#define IBMVFC_FC_CT_IU 0x02 u32 cancel_key; +#define IBMVFC_PASSTHRU_CANCEL_KEY 0x80000000 +#define IBMVFC_INTERNAL_CANCEL_KEY 0x80000001 u32 reserved; struct srp_direct_buf cmd; struct srp_direct_buf rsp; @@ -524,6 +542,12 @@ enum ibmvfc_async_event { IBMVFC_AE_ADAPTER_FAILED = 0x1000, }; +struct ibmvfc_async_desc { + const char *desc; + enum ibmvfc_async_event ae; + int log_level; +}; + struct ibmvfc_crq { volatile u8 valid; volatile u8 format; @@ -537,9 +561,17 @@ struct ibmvfc_crq_queue { dma_addr_t msg_token; }; +enum ibmvfc_ae_link_state { + IBMVFC_AE_LS_LINK_UP = 0x01, + IBMVFC_AE_LS_LINK_BOUNCED = 0x02, + IBMVFC_AE_LS_LINK_DOWN = 0x04, + IBMVFC_AE_LS_LINK_DEAD = 0x08, +}; + struct ibmvfc_async_crq { volatile u8 valid; - u8 pad[3]; + u8 link_state; + u8 pad[2]; u32 pad2; volatile u64 event; volatile u64 scsi_id; @@ -557,6 +589,7 @@ struct ibmvfc_async_crq_queue { union ibmvfc_iu { struct ibmvfc_mad_common mad_common; struct ibmvfc_npiv_login_mad npiv_login; + struct ibmvfc_npiv_logout_mad npiv_logout; struct ibmvfc_discover_targets discover_targets; struct ibmvfc_port_login plogi; struct ibmvfc_process_login prli; @@ -571,8 +604,8 @@ enum ibmvfc_target_action { IBMVFC_TGT_ACTION_NONE = 0, IBMVFC_TGT_ACTION_INIT, IBMVFC_TGT_ACTION_INIT_WAIT, - IBMVFC_TGT_ACTION_ADD_RPORT, IBMVFC_TGT_ACTION_DEL_RPORT, + IBMVFC_TGT_ACTION_DELETED_RPORT, }; struct ibmvfc_target { @@ -584,11 +617,15 @@ struct ibmvfc_target { int target_id; enum ibmvfc_target_action action; int need_login; + int add_rport; int init_retries; + int logo_rcvd; + u32 cancel_key; struct ibmvfc_service_parms service_parms; struct ibmvfc_service_parms service_parms_change; struct fc_rport_identifiers ids; void (*job_step) (struct ibmvfc_target *); + struct timer_list timer; struct kref kref; }; @@ -621,6 +658,10 @@ struct ibmvfc_event_pool { enum ibmvfc_host_action { IBMVFC_HOST_ACTION_NONE = 0, + IBMVFC_HOST_ACTION_RESET, + IBMVFC_HOST_ACTION_REENABLE, + IBMVFC_HOST_ACTION_LOGO, + IBMVFC_HOST_ACTION_LOGO_WAIT, IBMVFC_HOST_ACTION_INIT, IBMVFC_HOST_ACTION_INIT_WAIT, IBMVFC_HOST_ACTION_QUERY, @@ -629,7 +670,6 @@ enum ibmvfc_host_action { IBMVFC_HOST_ACTION_ALLOC_TGTS, IBMVFC_HOST_ACTION_TGT_INIT, IBMVFC_HOST_ACTION_TGT_DEL_FAILED, - IBMVFC_HOST_ACTION_TGT_ADD, }; enum ibmvfc_host_state { @@ -669,12 +709,17 @@ struct ibmvfc_host { int disc_buf_sz; int log_level; struct ibmvfc_discover_targets_buf *disc_buf; + struct mutex passthru_mutex; int task_set; int init_retries; int discovery_threads; + int abort_threads; int client_migrated; int reinit; int delay_init; + int scan_complete; + int logged_in; + int aborting_passthru; int events_to_log; #define IBMVFC_AE_LINKUP 0x0001 #define IBMVFC_AE_LINKDOWN 0x0002 @@ -684,6 +729,8 @@ struct ibmvfc_host { char partition_name[97]; void (*job_step) (struct ibmvfc_host *); struct task_struct *work_thread; + struct tasklet_struct tasklet; + struct work_struct rport_add_work_q; wait_queue_head_t init_wait_q; wait_queue_head_t work_wait_q; }; @@ -699,6 +746,12 @@ struct ibmvfc_host { #define tgt_err(t, fmt, ...) \ dev_err((t)->vhost->dev, "%llX: " fmt, (t)->scsi_id, ##__VA_ARGS__) +#define tgt_log(t, level, fmt, ...) \ + do { \ + if ((t)->vhost->log_level >= level) \ + tgt_err(t, fmt, ##__VA_ARGS__); \ + } while (0) + #define ibmvfc_dbg(vhost, ...) \ DBG_CMD(dev_info((vhost)->dev, ##__VA_ARGS__)) |