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| author | Vikas Chaudhary <vikas.chaudhary@qlogic.com> | 2012-02-13 14:00:49 +0100 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-02-19 16:35:23 +0100 |
| commit | c0b9d3f750520ad3005b99144260e486ef01b5d9 (patch) | |
| tree | 2c16adb36151017344dea7681e312fb4f68fd3d5 /drivers/scsi/qla4xxx/ql4_def.h | |
| parent | [SCSI] iscsi_transport: Added Ping support (diff) | |
| download | linux-c0b9d3f750520ad3005b99144260e486ef01b5d9.tar.xz linux-c0b9d3f750520ad3005b99144260e486ef01b5d9.zip | |
[SCSI] qla4xxx: Added ping support
Added ping support for network connection diagnostics.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_def.h')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_def.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h index f91808ce572e..776714d2d70d 100644 --- a/drivers/scsi/qla4xxx/ql4_def.h +++ b/drivers/scsi/qla4xxx/ql4_def.h @@ -221,6 +221,15 @@ struct srb { uint16_t reserved2; }; +/* Mailbox request block structure */ +struct mrb { + struct scsi_qla_host *ha; + struct mbox_cmd_iocb *mbox; + uint32_t mbox_cmd; + uint16_t iocb_cnt; /* Number of used iocbs */ + uint32_t pid; +}; + /* * Asynchronous Event Queue structure */ @@ -303,6 +312,7 @@ struct ql4_tuple_ddb { enum qla4_work_type { QLA4_EVENT_AEN, + QLA4_EVENT_PING_STATUS, }; struct qla4_work_evt { @@ -314,6 +324,12 @@ struct qla4_work_evt { uint32_t data_size; uint8_t data[0]; } aen; + struct { + uint32_t status; + uint32_t pid; + uint32_t data_size; + uint8_t data[0]; + } ping; } u; }; @@ -690,6 +706,11 @@ struct scsi_qla_host { /* event work list */ struct list_head work_list; spinlock_t work_lock; + + /* mbox iocb */ +#define MAX_MRB 128 + struct mrb *active_mrb_array[MAX_MRB]; + uint32_t mrb_index; }; struct ql4_task_data { |