From 57a07e95dc992b292824fa83ccfeaaa70d55479c Mon Sep 17 00:00:00 2001 From: Mark Pearson Date: Mon, 18 May 2020 22:56:35 -0400 Subject: [PATCH] drm/dp: Lenovo X13 Yoga OLED panel brightness fix Add another panel that needs the edid quirk to the list so that brightness control works correctly. Fixes issue seen on Lenovo X13 Yoga with OLED panel Co-developed-by: jendrina@lenovo.com Signed-off-by: Mark Pearson [fixed commit message, sobs] Signed-off-by: Lyude Paul Link: https://patchwork.freedesktop.org/patch/msgid/20200519025635.22846-1-mpearson@lenovo.com --- drivers/gpu/drm/drm_dp_helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index c6fbe6e6bc9dc..41f0e797ce8cc 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -1313,6 +1313,7 @@ static const struct edid_quirk edid_quirk_list[] = { { MFG(0x06, 0xaf), PROD_ID(0xeb, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, { MFG(0x4d, 0x10), PROD_ID(0xc7, 0x14), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, { MFG(0x4d, 0x10), PROD_ID(0xe6, 0x14), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, + { MFG(0x4c, 0x83), PROD_ID(0x47, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, }; #undef MFG -- 2.39.5