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khfengdanvet
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drm/edid: Add 6 bpc quirk for BOE panel in HP Pavilion 15-n233sl
There's another panel that reports "DFP 1.x compliant TMDS" but it supports 6bpc instead of 8 bpc. Apply 6 bpc quirk for the panel to fix it. BugLink: https://bugs.launchpad.net/bugs/1794387 Cc: <stable@vger.kernel.org> # v4.8+ Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20181002152911.4370-1-kai.heng.feng@canonical.com
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‎drivers/gpu/drm/drm_edid.c

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@@ -113,6 +113,9 @@ static const struct edid_quirk {
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/* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
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{ "AEO", 0, EDID_QUIRK_FORCE_6BPC },
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/* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */
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{ "BOE", 0x78b, EDID_QUIRK_FORCE_6BPC },
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/* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
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{ "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
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