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authorKai-Heng Feng <kai.heng.feng@canonical.com>2019-04-02 11:30:37 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-29 09:13:27 +0100
commitb5b88cda3e8f4fffb97ec8bbe8ead8ac99f6f46f (patch)
tree229f31f3fb9b17e9e1416f3c11390c17163e30fa /drivers/gpu
parent86962d9a79b04ee585758c6ecb01772bd02c5cb0 (diff)
drm/edid: Add 6 bpc quirk for SDC panel in Lenovo G50
commit 11bcf5f78905b90baae8fb01e16650664ed0cb00 upstream. Another panel that needs 6BPC quirk. BugLink: https://bugs.launchpad.net/bugs/1819968 Cc: <stable@vger.kernel.org> # v4.8+ Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190402033037.21877-1-kai.heng.feng@canonical.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/drm_edid.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 724f7cf52253..b439e2f8ee00 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -150,6 +150,9 @@ static struct edid_quirk {
/* Medion MD 30217 PG */
{ "MED", 0x7b8, EDID_QUIRK_PREFER_LARGE_75 },
+ /* Lenovo G50 */
+ { "SDC", 18514, EDID_QUIRK_FORCE_6BPC },
+
/* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
{ "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC },