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drm/amd/display: correct comment in set_default_brightness_aux()

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0 nits is a valid default value for OLED panels. So, update the relevant
comment to account for that fact.

Reviewed-by: Krunoslav Kovac <krunoslav.kovac@amd.com>
Signed-off-by: Camille Cho <camille.cho@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Camille Cho
2023-12-28 14:51:33 +08:00
committed by Alex Deucher
parent 288c0254a0
commit d5aaa9dbb2
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
+1 -1
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@@ -287,7 +287,7 @@ bool set_default_brightness_aux(struct dc_link *link)
if (link && link->dpcd_sink_ext_caps.bits.oled == 1) {
if (!read_default_bl_aux(link, &default_backlight))
default_backlight = 150000;
// if < 1 nits or > 5000, it might be wrong readback
// if > 5000, it might be wrong readback. 0 nits is a valid default value for OLED panel.
if (default_backlight < 1000 || default_backlight > 5000000)
default_backlight = 150000;