From 9931e4be11f2129a20ffd908bc364598a63016f8 Mon Sep 17 00:00:00 2001 From: Antheas Kapenekakis Date: Fri, 29 Aug 2025 16:55:36 +0200 Subject: [PATCH] drm: panel-backlight-quirks: Make EDID match optional MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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) --- drivers/gpu/drm/drm_panel_backlight_quirks.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_panel_backlight_quirks.c b/drivers/gpu/drm/drm_panel_backlight_quirks.c index 598f812b7cb38..b38b33e26ea5c 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; -- 2.47.3