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

Commit 6c4fff06 authored by Yue Hin Lau's avatar Yue Hin Lau Committed by Alex Deucher
Browse files

drm/amd/display: Add NULL check for local sink in edp_power_control 



[WHY]
PNP cause bsod regression fix

[HOW]
Add NULL check

Signed-off-by: default avatarYue Hin Lau <Yuehin.Lau@amd.com>
Reviewed-by: default avatarHugo Hu <Hugo.Hu@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c2c09ed5

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

+4 −2
Original line number Diff line number Diff line
@@ -871,9 +871,11 @@ void hwss_edp_power_control( 
			unsigned long long wait_time_ms = 0;



			/* max 500ms from LCDVDD off to on */

			unsigned long long edp_poweroff_time_ms =

					500 + link->local_sink->edid_caps.panel_patch.extra_t12_ms;

			unsigned long long edp_poweroff_time_ms = 500;



			if (link->local_sink != NULL)

				edp_poweroff_time_ms =

						500 + link->local_sink->edid_caps.panel_patch.extra_t12_ms;

			if (link->link_trace.time_stamp.edp_poweroff == 0)

				wait_time_ms = edp_poweroff_time_ms;

			else if (duration_in_ms < edp_poweroff_time_ms)