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msm: camera: reqmgr: Delay to do slot reset for finished req

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For boken mode with hw sync enable, a link and its synclink
streaming with sync. if a bubble condition happens on a link,
and can not wait all buf done to clear the isp ctx
process_bubble flag in time, there may apply fails on isp
during the bubble recovery flow. current crm reset in_q slot
after req's report has finished. this may lead to a synclink
slot not found while do ready check.

So delay to do slot reset by referring the link delay.

CRs-Fixed: 2996710
Change-Id: Ice8c340a9f478a69d97e3a7c77e0d0a263be66fa
Signed-off-by: chengxue <chengxue@codeaurora.org>
This commit is contained in:
chengxue 2021-08-16 20:31:32 +08:00
commit 1c39013311
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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@ -2985,6 +2985,8 @@ static int cam_req_mgr_process_trigger(void *priv, void *data)
struct cam_req_mgr_core_link *link = NULL;
struct cam_req_mgr_req_queue *in_q = NULL;
struct crm_task_payload *task_data = NULL;
int reset_step = 0;
int i = 0;
if (!data || !priv) {
CAM_ERR(CAM_CRM, "input args NULL %pK %pK", data, priv);
@ -3013,6 +3015,22 @@ static int cam_req_mgr_process_trigger(void *priv, void *data)
in_q->last_applied_idx = -1;
if (idx == in_q->rd_idx)
__cam_req_mgr_dec_idx(&idx, 1, in_q->num_slots);
reset_step = link->max_delay;
for (i = 0; i < link->num_sync_links; i++) {
if (link->sync_link[i]) {
if ((link->in_msync_mode) &&
(link->sync_link[i]->max_delay >
reset_step))
reset_step =
link->sync_link[i]->max_delay;
}
}
__cam_req_mgr_dec_idx(
&idx, reset_step + 1,
in_q->num_slots);
__cam_req_mgr_reset_req_slot(link, idx);
}
}