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Revert "drm/amd/display: turn off eDP lcdvdd and backlight if not required"

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This reverts commit 0d93e82186 ("drm/amd/display: turn off eDP lcdvdd and backlight if not required")

Reason for revert: Causes S4 lightup regressions.

Reviewed-by: Gabe Teeger <gabe.teeger@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nicholas Kazlauskas
2025-04-22 10:13:40 -04:00
committed by Alex Deucher
parent a063ce924e
commit c00a39f62b
2 changed files with 2 additions and 4 deletions
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2
drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
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@@ -393,7 +393,6 @@ void edp_set_panel_power(struct dc_link *link, bool powerOn)
// 3. Rx power on
dpcd_write_rx_power_ctrl(link, true);
DC_LOG_BACKLIGHT("eDP power and backlight: Power on");
} else {
// 3. Rx power off
dpcd_write_rx_power_ctrl(link, false);
@@ -405,7 +404,6 @@ void edp_set_panel_power(struct dc_link *link, bool powerOn)
// 1. panel VDD off
if (!link->dc->config.edp_no_power_sequencing)
link->dc->hwss.edp_power_control(link, false);
DC_LOG_BACKLIGHT("eDP power and backlight: Power off");
}
}