Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 81851c7d authored by Hariram Purushothaman's avatar Hariram Purushothaman Committed by Harsh Shah
Browse files

msm: camera: HW CDM reset failure workaround 



Sometimes HW CDM triggers irq with invalid status for
HW reset command, so ignore reset failure and proceed further
as a workaround.

CRs-Fixed: 2062256
Change-Id: I96ff77efb0347a0a29f782cb42474b1e26542530
Signed-off-by: default avatarHariram Purushothaman <hariramp@codeaurora.org>
Signed-off-by: default avatarHarsh Shah <harshs@codeaurora.org>
parent 68dfac8e

drivers/media/platform/msm/camera/cam_cdm/cam_cdm_hw_core.c

+13 −1
Original line number Diff line number Diff line
@@ -693,6 +693,18 @@ int cam_hw_cdm_init(void *hw_priv, 
	CDM_CDBG("Waiting for CDM HW resetdone\n");

	time_left = wait_for_completion_timeout(&cdm_core->reset_complete,

		msecs_to_jiffies(CAM_CDM_HW_RESET_TIMEOUT));



	/*

	 * Check for HW error and recover as a workaround

	 * Sometimes CDM HW triggers irq with invalid status for

	 * HW reset command, so ignore reset failure and proceed further

	 * as a workaround.

	 */

	if (time_left <= 0) {

		pr_err("CDM HW reset Wait failed time_left=%ld\n", time_left);

		time_left = 1;

	}



	if (time_left <= 0) {

		pr_err("CDM HW reset Wait failed rc=%d\n", rc);

		goto disable_return;