diff mbox series

[3/3] drm/msm/mdp5: Disable pingpong autorefresh at tearcheck init

Message ID 20210406214726.131534-4-marijn.suijten@somainline.org (mailing list archive)
State New, archived
Headers show
Series drm/msm/mdp5: Emit vsync signal often enough | expand

Commit Message

Marijn Suijten April 6, 2021, 9:47 p.m. UTC 
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>

If pp autorefresh is up (from bootloader splash), we will surely get
vblank and pp timeouts.  Ensure it is turned off.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
---
 drivers/gpu/drm/msm/disp/mdp5/mdp5_cmd_encoder.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_cmd_encoder.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_cmd_encoder.c
index 0bda4257823a..66315b82dd6e 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_cmd_encoder.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_cmd_encoder.c
@@ -59,6 +59,7 @@  static int pingpong_tearcheck_setup(struct drm_encoder *encoder,
 	mdp5_write(mdp5_kms, REG_MDP5_PP_SYNC_THRESH(pp_id),
 			MDP5_PP_SYNC_THRESH_START(4) |
 			MDP5_PP_SYNC_THRESH_CONTINUE(4));
+	mdp5_write(mdp5_kms, REG_MDP5_PP_AUTOREFRESH_CONFIG(pp_id), 0x0);
 
 	return 0;
 }