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drm/amd/display: add skip_implict_edp_power_control flag for dcn32

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Add flag skip_implict_edp_power_control check in function
dcn32_disable_link_output to fix DCN35 issue.

Reviewed-by: Robin Chen <robin.chen@amd.com>
Acked-by: Stylon Wang <stylon.wang@amd.com>
Signed-off-by: Ian Chen <ian.chen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ian Chen
2023-08-29 13:17:32 +08:00
committed by Alex Deucher
parent 83b5b7bb86
commit 5cf43f2cc2
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
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@@ -1322,7 +1322,8 @@ void dcn32_disable_link_output(struct dc_link *link,
struct dmcu *dmcu = dc->res_pool->dmcu;
if (signal == SIGNAL_TYPE_EDP &&
link->dc->hwss.edp_backlight_control)
link->dc->hwss.edp_backlight_control &&
!link->skip_implict_edp_power_control)
link->dc->hwss.edp_backlight_control(link, false);
else if (dmcu != NULL && dmcu->funcs->lock_phy)
dmcu->funcs->lock_phy(dmcu);
@@ -1331,7 +1332,8 @@ void dcn32_disable_link_output(struct dc_link *link,
link->phy_state.symclk_state = SYMCLK_OFF_TX_OFF;
if (signal == SIGNAL_TYPE_EDP &&
link->dc->hwss.edp_backlight_control)
link->dc->hwss.edp_backlight_control &&
!link->skip_implict_edp_power_control)
link->dc->hwss.edp_power_control(link, false);
else if (dmcu != NULL && dmcu->funcs->lock_phy)
dmcu->funcs->unlock_phy(dmcu);