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msm: camera: reqmgr: Reset the slot if it is applied

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This change reset the slot when the next req is applied, it
should be caused by some exception before, we need to reset
this slot in case we applied wrong req to sub devices.

CRs-Fixed: 2949657
Change-Id: I0b5f7b1d8450ed355701090b185812fb7a6b6e06
Signed-off-by: Depeng Shao <quic_depengs@quicinc.com>
This commit is contained in:
Depeng Shao 2021-05-22 15:01:58 +08:00 • committed by Nirmal Abraham
commit f4a952f180
1 changed files with 18 additions and 0 deletions
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18
drivers/cam_req_mgr/cam_req_mgr_core.c
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@ -759,6 +759,24 @@ static int __cam_req_mgr_check_next_req_slot(
CAM_DBG(CAM_CRM, "idx: %d: slot->status %d", idx, slot->status);
/*
* Some slot can't be reset due to irq congestion and
* performance issue, we need to reset it when we
* want to move to this slot.
*/
if (slot->status == CRM_SLOT_STATUS_REQ_APPLIED) {
CAM_WARN(CAM_CRM,
"slot[%d] wasn't reset, reset it now",
idx);
if (in_q->last_applied_idx == idx) {
CAM_WARN(CAM_CRM,
"last_applied_idx: %d",
in_q->last_applied_idx);
in_q->last_applied_idx = -1;
}
__cam_req_mgr_reset_req_slot(link, idx);
}
/* Check if there is new req from CSL, if not complete req */
if (slot->status == CRM_SLOT_STATUS_NO_REQ) {
rc = __cam_req_mgr_check_for_lower_pd_devices(link);