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scsi: be2iscsi: Set WRB invalid bit for SkyHawk 

invalid bit in WRB indicates to FW that IO was invalidated before WRB
was fetched from host memory.

For SkyHawk, this invalid bit in WRB is at a different offset.
Use amap_iscsi_wrb_v2 to mark invalid bit for SkyHawk.

Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Jitendra Bhivare 2016-12-13 15:55:57 +05:30 committed by Martin K. Petersen
parent faa0a22d54
commit 392b7d2f12
2 changed files with 15 additions and 6 deletions
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13
drivers/scsi/be2iscsi/be_main.c
View File

@ -244,8 +244,13 @@ static int beiscsi_eh_abort(struct scsi_cmnd *sc)
beiscsi_conn = conn->dd_data;
phba = beiscsi_conn->phba;
/* mark WRB invalid which have been not processed by FW yet */
if (is_chip_be2_be3r(phba)) {
AMAP_SET_BITS(struct amap_iscsi_wrb, invld,
abrt_io_task->pwrb_handle->pwrb, 1);
} else {
AMAP_SET_BITS(struct amap_iscsi_wrb_v2, invld,
abrt_io_task->pwrb_handle->pwrb, 1);
}
inv_tbl.cid = beiscsi_conn->beiscsi_conn_cid;
inv_tbl.icd = abrt_io_task->psgl_handle->sgl_index;
spin_unlock_bh(&session->back_lock);
@ -321,9 +326,13 @@ static int beiscsi_eh_device_reset(struct scsi_cmnd *sc)
__iscsi_get_task(task);
io_task = task->dd_data;
/* mark WRB invalid which have been not processed by FW yet */
if (is_chip_be2_be3r(phba)) {
AMAP_SET_BITS(struct amap_iscsi_wrb, invld,
io_task->pwrb_handle->pwrb,
1);
io_task->pwrb_handle->pwrb, 1);
} else {
AMAP_SET_BITS(struct amap_iscsi_wrb_v2, invld,
io_task->pwrb_handle->pwrb, 1);
}
inv_tbl->tbl[nents].cid = beiscsi_conn->beiscsi_conn_cid;
inv_tbl->tbl[nents].icd = io_task->psgl_handle->sgl_index;

2
drivers/scsi/be2iscsi/be_main.h
View File

@ -840,7 +840,7 @@ struct amap_iscsi_wrb_v2 {
u8 diff_enbl; /* DWORD 11 */
u8 u_run; /* DWORD 11 */
u8 o_run; /* DWORD 11 */
u8 invalid; /* DWORD 11 */
u8 invld; /* DWORD 11 */
u8 dsp; /* DWORD 11 */
u8 dmsg; /* DWORD 11 */
u8 rsvd4; /* DWORD 11 */