diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-03-24 16:26:13 +1000 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-06-19 23:18:04 +0100 |
| commit | 863b3ff89bbef02bcbf3ca87648dd54435f84170 (patch) | |
| tree | 506bdd7f0357edb458ca51471c408b72e3f05792 /drivers | |
| parent | acab2a9f3bb371052482ced2b33f24bcf4a5a297 (diff) | |
drm/nouveau: default to 8bpc for non-LVDS panels if EDID isn't useful
commit c8435362f2211086b34ce871fa9c3fcc7ca79ff9 upstream.
A few reports of bad behaviour since the autodetection defaulted to 6bpc,
lets fix this.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_connector.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index e2c50d81040..eeaa8cacb86 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -616,10 +616,13 @@ nouveau_connector_detect_depth(struct drm_connector *connector) if (nv_connector->edid && connector->display_info.bpc) return; - /* if not, we're out of options unless we're LVDS, default to 6bpc */ - connector->display_info.bpc = 6; - if (nv_encoder->dcb->type != OUTPUT_LVDS) + /* if not, we're out of options unless we're LVDS, default to 8bpc */ + if (nv_encoder->dcb->type != OUTPUT_LVDS) { + connector->display_info.bpc = 8; return; + } + + connector->display_info.bpc = 6; /* LVDS: panel straps */ if (bios->fp_no_ddc) { |