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Message-Id: <20191027203358.428719899@linuxfoundation.org>
Date:   Sun, 27 Oct 2019 22:00:42 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Alex Deucher <alexander.deucher@....com>,
        Kai-Heng Feng <kai.heng.feng@...onical.com>
Subject: [PATCH 5.3 124/197] drm/edid: Add 6 bpc quirk for SDC panel in Lenovo G50

From: Kai-Heng Feng <kai.heng.feng@...onical.com>

commit 11bcf5f78905b90baae8fb01e16650664ed0cb00 upstream.

Another panel that needs 6BPC quirk.

BugLink: https://bugs.launchpad.net/bugs/1819968
Cc: <stable@...r.kernel.org> # v4.8+
Reviewed-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Kai-Heng Feng <kai.heng.feng@...onical.com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190402033037.21877-1-kai.heng.feng@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/drm_edid.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -159,6 +159,9 @@ static const 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 },
 


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