From: Antheas Kapenekakis Date: Fri, 29 Aug 2025 14:55:36 +0000 (+0200) Subject: drm: panel-backlight-quirks: Make EDID match optional X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9931e4be11f2129a20ffd908bc364598a63016f8;p=users%2Fhch%2Fmisc.git drm: panel-backlight-quirks: Make EDID match optional Currently, having a valid panel_id match is required to use the quirk system. For certain devices, we know that all SKUs need a certain quirk. Therefore, allow not specifying ident by only checking for a match if panel_id is non-zero. Tested-by: Philip Müller Reviewed-by: Mario Limonciello Signed-off-by: Antheas Kapenekakis Link: https://lore.kernel.org/r/20250829145541.512671-2-lkml@antheas.dev Acked-by: Alex Deucher Signed-off-by: Mario Limonciello (AMD) --- diff --git a/drivers/gpu/drm/drm_panel_backlight_quirks.c b/drivers/gpu/drm/drm_panel_backlight_quirks.c index 598f812b7cb3..b38b33e26ea5 100644 --- a/drivers/gpu/drm/drm_panel_backlight_quirks.c +++ b/drivers/gpu/drm/drm_panel_backlight_quirks.c @@ -50,7 +50,7 @@ static bool drm_panel_min_backlight_quirk_matches(const struct drm_panel_min_bac if (!dmi_match(quirk->dmi_match.field, quirk->dmi_match.value)) return false; - if (!drm_edid_match(edid, &quirk->ident)) + if (quirk->ident.panel_id && !drm_edid_match(edid, &quirk->ident)) return false; return true;