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drm/dp: Lenovo X13 Yoga OLED panel brightness fix

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[ Upstream commit 0df3ff4512 ]

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 <mpearson@gmail.com>
[fixed commit message, sobs]
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200519025635.22846-1-mpearson@lenovo.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Mark Pearson
2020-05-18 22:56:35 -04:00
committed by Greg Kroah-Hartman
parent 6f4421d2a4
commit b846c5c78c
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/drm_dp_helper.c
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@@ -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