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/1788308 Cc: stable@vger.kernel.org # v4.8+ Signed-off-by: Kai-Heng Feng kai.heng.feng@canonical.com --- drivers/gpu/drm/drm_edid.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 5dc742b27ca0..3c9fc99648b7 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -116,6 +116,9 @@ static const struct edid_quirk { /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */ { "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
+ /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */ + { "SDC", 0x3652, EDID_QUIRK_FORCE_6BPC }, + /* Belinea 10 15 55 */ { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 }, { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
On Thu, Aug 23, 2018 at 05:53:32AM +0000, Kai-Heng Feng wrote:
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/1788308 Cc: stable@vger.kernel.org # v4.8+ Signed-off-by: Kai-Heng Feng kai.heng.feng@canonical.com
Applied, thanks. -Daniel
drivers/gpu/drm/drm_edid.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 5dc742b27ca0..3c9fc99648b7 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -116,6 +116,9 @@ static const struct edid_quirk { /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */ { "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
- /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */
- { "SDC", 0x3652, EDID_QUIRK_FORCE_6BPC },
- /* Belinea 10 15 55 */ { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 }, { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
-- 2.17.1
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Daniel Vetter -
Kai-Heng Feng