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i40iw: Add request for reset on CQP timeout

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When CQP times out, send a request to LAN driver for reset.

Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Henry Orosco <henry.orosco@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Henry Orosco 2016-11-30 15:14:15 -06:00 committed by Doug Ledford
parent 1ef936b229
commit 78300cf815
2 changed files with 10 additions and 1 deletions
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1
drivers/infiniband/hw/i40iw/i40iw.h
View File

@ -304,6 +304,7 @@ struct i40iw_device {
u32 mpa_version;
bool dcb;
bool closing;
bool reset;
u32 used_pds;
u32 used_cqs;
u32 used_mrs;

10
drivers/infiniband/hw/i40iw/i40iw_utils.c
View File

@ -396,7 +396,10 @@ static int i40iw_wait_event(struct i40iw_device *iwdev,
i40iw_pr_err("error cqp command 0x%x timed out ret = %d\n",
info->cqp_cmd, timeout_ret);
err_code = -ETIME;
i40iw_request_reset(iwdev);
if (!iwdev->reset) {
iwdev->reset = true;
i40iw_request_reset(iwdev);
}
goto done;
}
cqp_error = cqp_request->compl_info.error;
@ -426,6 +429,11 @@ enum i40iw_status_code i40iw_handle_cqp_op(struct i40iw_device *iwdev,
struct cqp_commands_info *info = &cqp_request->info;
int err_code = 0;
if (iwdev->reset) {
i40iw_free_cqp_request(&iwdev->cqp, cqp_request);
return I40IW_ERR_CQP_COMPL_ERROR;
}
status = i40iw_process_cqp_cmd(dev, info);
if (status) {
i40iw_pr_err("error cqp command 0x%x failed\n", info->cqp_cmd);