msm: camera: reqmgr: Change v4l2 notify error log type

In case userspace fails to dequeue a v4l2 event with a
valid request, kernel will dump that message as error and
rest will be rate limited.

CRs-Fixed: 2558548
Change-Id: I1c6769f47d0e1ca4a3ce5c6467f6c280104ae2b8
Signed-off-by: Karthik Anantha Ram <[email protected]>

drivers/cam_req_mgr/cam_req_mgr_dev.c

@@ -204,31 +204,39 @@ static void cam_v4l2_event_queue_notify_error(const struct v4l2_event *old,
 
 	ev_header = CAM_REQ_MGR_GET_PAYLOAD_PTR((*old),
 		struct cam_req_mgr_message);
+
 	switch (old->id) {
 	case V4L_EVENT_CAM_REQ_MGR_SOF:
-		CAM_ERR(CAM_CRM, "Failed to notify SOF event");
-		CAM_ERR(CAM_CRM, "Sess %X FrameId %lld ReqId %lld link %X",
-			ev_header->session_hdl,
-			ev_header->u.frame_msg.frame_id,
-			ev_header->u.frame_msg.request_id,
-			ev_header->u.frame_msg.link_hdl);
+	case V4L_EVENT_CAM_REQ_MGR_SOF_BOOT_TS:
+		if (ev_header->u.frame_msg.request_id)
+			CAM_ERR(CAM_CRM,
+				"Failed to notify %s Sess %X FrameId %lld FrameMeta %d ReqId %lld link %X",
+				((old->id == V4L_EVENT_CAM_REQ_MGR_SOF) ?
+				"SOF_TS" : "BOOT_TS"),
+				ev_header->session_hdl,
+				ev_header->u.frame_msg.frame_id,
+				ev_header->u.frame_msg.frame_id_meta,
+				ev_header->u.frame_msg.request_id,
+				ev_header->u.frame_msg.link_hdl);
+		else
+			CAM_WARN_RATE_LIMIT_CUSTOM(CAM_CRM, 5, 1,
+				"Failed to notify %s Sess %X FrameId %lld FrameMeta %d ReqId %lld link %X",
+				((old->id == V4L_EVENT_CAM_REQ_MGR_SOF) ?
+				"SOF_TS" : "BOOT_TS"),
+				ev_header->session_hdl,
+				ev_header->u.frame_msg.frame_id,
+				ev_header->u.frame_msg.frame_id_meta,
+				ev_header->u.frame_msg.request_id,
+				ev_header->u.frame_msg.link_hdl);
 		break;
 	case V4L_EVENT_CAM_REQ_MGR_ERROR:
-		CAM_ERR(CAM_CRM, "Failed to notify ERROR");
-		CAM_ERR(CAM_CRM, "Sess %X ReqId %d Link %X Type %d",
-			ev_header->u.err_msg.error_type,
+		CAM_ERR(CAM_CRM,
+			"Failed to notify ERROR Sess %X ReqId %d Link %X Type %d",
+			ev_header->session_hdl,
 			ev_header->u.err_msg.request_id,
 			ev_header->u.err_msg.link_hdl,
 			ev_header->u.err_msg.error_type);
 		break;
-	case V4L_EVENT_CAM_REQ_MGR_SOF_BOOT_TS:
-		CAM_ERR(CAM_CRM, "Failed to notify BOOT_TS event");
-		CAM_ERR(CAM_CRM, "Sess %X FrameId %lld ReqId %lld link %X",
-			ev_header->session_hdl,
-			ev_header->u.frame_msg.frame_id,
-			ev_header->u.frame_msg.request_id,
-			ev_header->u.frame_msg.link_hdl);
-		break;
 	default:
 		CAM_ERR(CAM_CRM, "Failed to notify crm event id %d",
 			old->id);