summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/drm_edid.c
diff options
context:
space:
mode:
authorAlex Shi <alex.shi@linaro.org>2016-09-20 10:17:00 +0800
committerAlex Shi <alex.shi@linaro.org>2016-09-20 10:17:00 +0800
commitd2d693d1ba7d93ec7c5db8aca2da29a4c91f6782 (patch)
tree41920dcc166c491e7192eb1e3ba3861dff479abf /drivers/gpu/drm/drm_edid.c
parent573787341e57a73bf027c2ea3bdf18dc298ae0a0 (diff)
parent1d074db69c46d62ce82b331c2080e2fcb710bf4a (diff)
Merge remote-tracking branch 'lts/linux-4.4.y' into linux-linaro-lsk-v4.4
Conflicts: set ARM64_WORKAROUND_CAVIUM_27456 to 12 in arch/arm64/include/asm/cpufeature.h and add asm/memory.h in arch/arm64/kernel/entry.S
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
-rw-r--r--drivers/gpu/drm/drm_edid.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index d5d2c03fd136..8c9ac021608f 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -73,6 +73,8 @@
#define EDID_QUIRK_FORCE_8BPC (1 << 8)
/* Force 12bpc */
#define EDID_QUIRK_FORCE_12BPC (1 << 9)
+/* Force 6bpc */
+#define EDID_QUIRK_FORCE_6BPC (1 << 10)
struct detailed_mode_closure {
struct drm_connector *connector;
@@ -99,6 +101,9 @@ static struct edid_quirk {
/* Unknown Acer */
{ "ACR", 2423, EDID_QUIRK_FIRST_DETAILED_PREFERRED },
+ /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
+ { "AEO", 0, EDID_QUIRK_FORCE_6BPC },
+
/* Belinea 10 15 55 */
{ "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 },
{ "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
@@ -3820,6 +3825,9 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
drm_add_display_info(edid, &connector->display_info, connector);
+ if (quirks & EDID_QUIRK_FORCE_6BPC)
+ connector->display_info.bpc = 6;
+
if (quirks & EDID_QUIRK_FORCE_8BPC)
connector->display_info.bpc = 8;