From 0711a43b6d84ff9189adfbf83c8bbf56eef794bf Mon Sep 17 00:00:00 2001 From: Kai-Heng Feng Date: Tue, 2 Oct 2018 23:29:11 +0800 Subject: drm/edid: Add 6 bpc quirk for BOE panel in HP Pavilion 15-n233sl There's another panel that reports "DFP 1.x compliant TMDS" but it supports 6bpc instead of 8 bpc. Apply 6 bpc quirk for the panel to fix it. BugLink: https://bugs.launchpad.net/bugs/1794387 Cc: # v4.8+ Signed-off-by: Kai-Heng Feng Signed-off-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20181002152911.4370-1-kai.heng.feng@canonical.com --- drivers/gpu/drm/drm_edid.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/drm_edid.c') diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 3c9fc99648b7..1e2b9407c8d0 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -113,6 +113,9 @@ static const struct edid_quirk { /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */ { "AEO", 0, EDID_QUIRK_FORCE_6BPC }, + /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */ + { "BOE", 0x78b, EDID_QUIRK_FORCE_6BPC }, + /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */ { "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC }, -- cgit From 9068e02f58740778d8270840657f1e250a2cc60f Mon Sep 17 00:00:00 2001 From: Clint Taylor Date: Fri, 5 Oct 2018 14:52:15 -0700 Subject: drm/edid: VSDB yCBCr420 Deep Color mode bit definitions HDMI Forum VSDB YCBCR420 deep color capability bits are 2:0. Correct definitions in the header for the mask to work correctly. Fixes: e6a9a2c3dc43 ("drm/edid: parse ycbcr 420 deep color information") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107893 Cc: # v4.14+ Signed-off-by: Clint Taylor Reviewed-by: Jani Nikula Reviewed-by: Shashank Sharma Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/1538776335-12569-1-git-send-email-clinton.a.taylor@intel.com --- drivers/gpu/drm/drm_edid.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/drm_edid.c') diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 1e2b9407c8d0..ff0bfc65a8c1 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -4282,7 +4282,7 @@ static void drm_parse_ycbcr420_deep_color_info(struct drm_connector *connector, struct drm_hdmi_info *hdmi = &connector->display_info.hdmi; dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK; - hdmi->y420_dc_modes |= dc_mask; + hdmi->y420_dc_modes = dc_mask; } static void drm_parse_hdmi_forum_vsdb(struct drm_connector *connector, -- cgit