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RDMA/bnxt_re: cancel all control path command waiters upon error 

When an error is detected in FW, wake up all the waiters as the
all of them need to be completed with timeout. Add the device
error state also as a wait condition.

Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Link: https://lore.kernel.org/r/1686308514-11996-15-git-send-email-selvin.xavier@broadcom.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Kashyap Desai 2023-06-09 04:01:51 -07:00 committed by Leon Romanovsky
parent bb8c93618f
commit a00278521c
2 changed files with 3 additions and 2 deletions
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1
drivers/infiniband/hw/bnxt_re/main.c
View File

@ -1495,6 +1495,7 @@ static int bnxt_re_suspend(struct auxiliary_device *adev, pm_message_t state)
*/
set_bit(BNXT_RE_FLAG_ERR_DEVICE_DETACHED, &rdev->flags);
set_bit(ERR_DEVICE_DETACHED, &rdev->rcfw.cmdq.flags);
wake_up_all(&rdev->rcfw.cmdq.waitq);
mutex_unlock(&bnxt_re_mutex);
return 0;

4
drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
View File

@ -116,10 +116,10 @@ static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
return -ETIMEDOUT;
wait_event_timeout(cmdq->waitq,
!test_bit(cbit, cmdq->cmdq_bitmap),
!test_bit(cbit, cmdq->cmdq_bitmap) ||
test_bit(ERR_DEVICE_DETACHED, &cmdq->flags),
msecs_to_jiffies(RCFW_FW_STALL_TIMEOUT_SEC
* 1000));
if (!test_bit(cbit, cmdq->cmdq_bitmap))
return 0;