diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | kernel/drivers/gpu/drm/drm_edid.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/drivers/gpu/drm/drm_edid.c b/kernel/drivers/gpu/drm/drm_edid.c index d5d2c03fd..8c9ac0216 100644 --- a/kernel/drivers/gpu/drm/drm_edid.c +++ b/kernel/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; |