diff options
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
-rw-r--r-- | drivers/gpu/drm/drm_edid.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index ec77bd3e1f08..0151ed2de770 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -76,6 +76,8 @@ #define EDID_QUIRK_FORCE_12BPC (1 << 9) /* Force 6bpc */ #define EDID_QUIRK_FORCE_6BPC (1 << 10) +/* Force 10bpc */ +#define EDID_QUIRK_FORCE_10BPC (1 << 11) struct detailed_mode_closure { struct drm_connector *connector; @@ -90,7 +92,7 @@ struct detailed_mode_closure { #define LEVEL_GTF2 2 #define LEVEL_CVT 3 -static struct edid_quirk { +static const struct edid_quirk { char vendor[4]; int product_id; u32 quirks; @@ -118,6 +120,9 @@ static struct edid_quirk { { "FCM", 13600, EDID_QUIRK_PREFER_LARGE_75 | EDID_QUIRK_DETAILED_IN_CM }, + /* LGD panel of HP zBook 17 G2, eDP 10 bpc, but reports unknown bpc */ + { "LGD", 764, EDID_QUIRK_FORCE_10BPC }, + /* LG Philips LCD LP154W01-A5 */ { "LPL", 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE }, { "LPL", 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE }, @@ -145,6 +150,9 @@ static struct edid_quirk { /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */ { "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC }, + + /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/ + { "ETR", 13896, EDID_QUIRK_FORCE_8BPC }, }; /* @@ -1446,7 +1454,7 @@ EXPORT_SYMBOL(drm_edid_duplicate); * * Returns true if @vendor is in @edid, false otherwise */ -static bool edid_vendor(struct edid *edid, char *vendor) +static bool edid_vendor(struct edid *edid, const char *vendor) { char edid_vendor[3]; @@ -1466,7 +1474,7 @@ static bool edid_vendor(struct edid *edid, char *vendor) */ static u32 edid_get_quirks(struct edid *edid) { - struct edid_quirk *quirk; + const struct edid_quirk *quirk; int i; for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) { @@ -4102,6 +4110,9 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) if (quirks & EDID_QUIRK_FORCE_8BPC) connector->display_info.bpc = 8; + if (quirks & EDID_QUIRK_FORCE_10BPC) + connector->display_info.bpc = 10; + if (quirks & EDID_QUIRK_FORCE_12BPC) connector->display_info.bpc = 12; |