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| author | Alex Deucher <alexdeucher@gmail.com> | 2011-07-11 14:49:28 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-07-12 06:57:13 +0100 |
| commit | cbac9543281f8e813f3ca9186c963a9b55136e93 (patch) | |
| tree | 9a6aa958fe58429397fffeb0125f60bff4b33e7d /drivers/gpu | |
| parent | 620917de59eeb934b9f8cf35cc2d95c1ac8ed0fc (diff) | |
| download | linux-cbac9543281f8e813f3ca9186c963a9b55136e93.tar.gz linux-cbac9543281f8e813f3ca9186c963a9b55136e93.tar.bz2 linux-cbac9543281f8e813f3ca9186c963a9b55136e93.zip | |
drm/radeon/kms: fix regression in hotplug
Skip connectors that do not have an HPD pin.
Should fix:
https://bugs.freedesktop.org/show_bug.cgi?id=39027
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Tested-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index cbfca3a24fdf..9792d4ffdc86 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -52,6 +52,12 @@ void radeon_connector_hotplug(struct drm_connector *connector) struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); + /* bail if the connector does not have hpd pin, e.g., + * VGA, TV, etc. + */ + if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) + return; + radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); /* powering up/down the eDP panel generates hpd events which |