diff options
| author |   Jani Nikula <jani.nikula@intel.com> | 2017-02-17 17:20:53 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2017-02-21 15:43:04 +0200 |
| commit | 15f080f08d48af9388142e45a247c8410736178b (patch) | |
| tree | bec95005deb4ba16eedc925d95959e0ccb28c050 /drivers/gpu/drm/drm_edid.c | |
| parent | drm: do not debug log about missing CEA extensions on NULL edid (diff) | |
| download | linux-dev-15f080f08d48af9388142e45a247c8410736178b.tar.xz linux-dev-15f080f08d48af9388142e45a247c8410736178b.zip | |
drm/edid: respect connector force for drm_get_edid ddc probe
Skip DDC probe for forced connector status. Don't try to read the EDID
if the connector is forced off. Skipping probe for forced on connectors
will make more sense when drm_do_get_edid() will handle override and
firmware EDIDs.
Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1487344854-18777-4-git-send-email-jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 4bb50e0e7110..e1743ab276dc 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1428,7 +1428,10 @@ struct edid *drm_get_edid(struct drm_connector *connector, { struct edid *edid; - if (!drm_probe_ddc(adapter)) + if (connector->force == DRM_FORCE_OFF) + return NULL; + + if (connector->force == DRM_FORCE_UNSPECIFIED && !drm_probe_ddc(adapter)) return NULL; edid = drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter); |