Re: [PATCH v2] drm/amd/display: Update DCN302 SR Exit Latency

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Thank you Harry.

On 2021-04-08 1:46 p.m., Harry Wentland wrote:
On 2021-04-08 1:10 p.m., Aurabindo Pillai wrote:
From: Joshua Aberback <joshua.aberback@xxxxxxx>

[Why&How]
Update SR Exit Latency to fix screen flickering caused due to OTG
underflow. This is the recommended value given by the hardware IP team.

Signed-off-by: Joshua Aberback <joshua.aberback@xxxxxxx>
Acked-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx>

Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>

Harry

---
  drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
index a928c1d9a557..fc2dea243d1b 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
@@ -164,7 +164,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_02_soc = {
          .min_dcfclk = 500.0, /* TODO: set this to actual min DCFCLK */
          .num_states = 1,
-        .sr_exit_time_us = 12,
+        .sr_exit_time_us = 15.5,
          .sr_enter_plus_exit_time_us = 20,
          .urgent_latency_us = 4.0,
          .urgent_latency_pixel_data_only_us = 4.0,



--
Regards,
Aurabindo Pillai
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