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drm/edid: add 8 bpc quirk to the BenQ GW2765

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The BenQ GW2765 reports that it supports higher (> 8) bpc modes, but
when trying to set them we end up with a black screen. So, limit it to 8
bpc modes.

Cc: stable@vger.kernel.org # 6.5+
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2610
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231012184927.133137-1-hamza.mahfooz@amd.com
This commit is contained in:
Hamza Mahfooz
2023-10-12 14:49:27 -04:00
parent 3b401e30c2
commit 88630e91f1
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/drm_edid.c
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@@ -123,6 +123,9 @@ static const struct edid_quirk {
/* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
EDID_QUIRK('A', 'E', 'O', 0, EDID_QUIRK_FORCE_6BPC),
/* BenQ GW2765 */
EDID_QUIRK('B', 'N', 'Q', 0x78d6, EDID_QUIRK_FORCE_8BPC),
/* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */
EDID_QUIRK('B', 'O', 'E', 0x78b, EDID_QUIRK_FORCE_6BPC),