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| author |   Shivasharan S <shivasharan.srikanteshwara@broadcom.com> | 2018-06-04 03:45:12 -0700 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2018-06-18 21:05:32 -0400 |
| commit | e9495e2de7769a9cfec03281d611313347f337ca (patch) | |
| tree | 1f21b77a4fc49842cf5099524650cf8bc6eaca9b /drivers/scsi/megaraid/megaraid_sas.h | |
| parent | scsi: megaraid_sas: Return immediately from wait_for_adapter_operational after kill adapter (diff) | |
| download | linux-dev-e9495e2de7769a9cfec03281d611313347f337ca.tar.xz linux-dev-e9495e2de7769a9cfec03281d611313347f337ca.zip | |
scsi: megaraid_sas: Support FW provided TM timeout values
Firmware provides drive specific target reset and task abort timeout
values. Driver needs to use these timeout values during task management
calls. If FW does not provide these values, fall back to using earlier
default timeout of 50 seconds for TM.
[mkp: clarified comment]
Signed-off-by: Sumit Saxena <sumit.saxena@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas.h | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index 75dc25f78336..c199070f04b4 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -709,7 +709,8 @@ struct MR_TARGET_PROPERTIES { u32 max_io_size_kb; u32 device_qdepth; u32 sector_size; - u8 reserved[500]; + u8 reset_tmo; + u8 reserved[499]; } __packed; /* @@ -1400,6 +1401,19 @@ struct megasas_ctrl_info { #endif } adapter_operations4; u8 pad[0x800 - 0x7FE]; /* 0x7FE pad to 2K for expansion */ + + u32 size; + u32 pad1; + + u8 reserved6[64]; + + u32 rsvdForAdptOp[64]; + + u8 reserved7[3]; + + u8 TaskAbortTO; /* Timeout value in seconds used by Abort Task TM */ + u8 MaxResetTO; /* Max Supported Reset timeout in seconds. */ + u8 reserved8[3]; } __packed; /* @@ -1472,6 +1486,7 @@ enum FW_BOOT_CONTEXT { #define MEGASAS_DEFAULT_CMD_TIMEOUT 90 #define MEGASAS_THROTTLE_QUEUE_DEPTH 16 #define MEGASAS_BLOCKED_CMD_TIMEOUT 60 +#define MEGASAS_DEFAULT_TM_TIMEOUT 50 /* * FW reports the maximum of number of commands that it can accept (maximum * commands that can be outstanding) at any time. The driver must report a @@ -1915,7 +1930,9 @@ struct MR_PRIV_DEVICE { bool is_tm_capable; bool tm_busy; atomic_t r1_ldio_hint; - u8 interface_type; + u8 interface_type; + u8 task_abort_tmo; + u8 target_reset_tmo; }; struct megasas_cmd; @@ -2291,6 +2308,8 @@ struct megasas_instance { u8 adapter_type; bool consistent_mask_64bit; bool support_nvme_passthru; + u8 task_abort_tmo; + u8 max_reset_tmo; }; struct MR_LD_VF_MAP { u32 size; @@ -2512,7 +2531,11 @@ int megasas_get_ctrl_info(struct megasas_instance *instance); /* PD sequence */ int megasas_sync_pd_seq_num(struct megasas_instance *instance, bool pend); -void megasas_set_dynamic_target_properties(struct scsi_device *sdev); +void megasas_set_dynamic_target_properties(struct scsi_device *sdev, + bool is_target_prop); +int megasas_get_target_prop(struct megasas_instance *instance, + struct scsi_device *sdev); + int megasas_set_crash_dump_params(struct megasas_instance *instance, u8 crash_buf_state); void megasas_free_host_crash_buffer(struct megasas_instance *instance); |