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Commit 1c390133 authored by chengxue's avatar chengxue
Browse files

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



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: default avatarchengxue <chengxue@codeaurora.org>
parent 8d5da81f

drivers/cam_req_mgr/cam_req_mgr_core.c

+18 −0
Original line number Diff line number Diff line
@@ -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);

		}

	}