diff options
| author | Anders Roxell <anders.roxell@linaro.org> | 2016-08-10 12:11:15 +0200 |
|---|---|---|
| committer | Anders Roxell <anders.roxell@linaro.org> | 2016-08-10 12:11:15 +0200 |
| commit | a44038112d3379f49df8a9db3e1259d9e945faee (patch) | |
| tree | 198f8ef7dcba389b87dbd3cac861d896b5bfd77d /drivers/gpu/drm/radeon/radeon_connectors.c | |
| parent | 590e935df0c94b2d7a4584bb26906666176a6133 (diff) | |
| parent | 0e790100f1c49f32a390d0cc55801230fd04ba56 (diff) | |
Merge remote-tracking branch 'lsk/linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-rtlsk-v3.18-16.09-rtlinux-linaro-lsk-v3.18-rt-test
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Conflicts:
kernel/futex.c
kernel/printk/printk.c
kernel/softirq.c
mm/slub.c
mm/swap.c
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 26baa9c05f6c..15f09068ac00 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -72,6 +72,11 @@ void radeon_connector_hotplug(struct drm_connector *connector) if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); } else if (radeon_dp_needs_link_train(radeon_connector)) { + /* Don't try to start link training before we + * have the dpcd */ + if (!radeon_dp_getdpcd(radeon_connector)) + return; + /* set it to OFF so that drm_helper_connector_dpms() * won't return immediately since the current state * is ON at this point. |