diff options
| author | Damien Lespiau <damien.lespiau@intel.com> | 2012-12-13 16:09:01 +0000 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-12-14 11:17:15 +0100 |
| commit | 1b4696394aeb8a550f8537e92ae6cc65f444dca0 (patch) | |
| tree | 2937cf548d20ee04062449d17b46c3a03bebca66 /drivers/gpu | |
| parent | b0ea7d37a8f63eeec5ae80b4a6403cfba01da02f (diff) | |
drm/i915/dp: Read the HPD status before trying to read the DPCD
Just like:
Author: Damien Lespiau <damien.lespiau@intel.com>
Date: Wed Dec 12 19:37:22 2012 +0000
drm/i915/hdmi: Read the HPD status before trying to read the EDID
But this time for DiplayPort.
v2: Adapt to the ibx_ name change and don't add commit hash (Chris
Wilson, Jani Nikula)
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index b2130bc6c29..19a0d898407 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2248,6 +2248,8 @@ static enum drm_connector_status ironlake_dp_detect(struct intel_dp *intel_dp) { struct drm_device *dev = intel_dp_to_dev(intel_dp); + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); enum drm_connector_status status; /* Can't disconnect eDP, but you can close the lid... */ @@ -2258,6 +2260,9 @@ ironlake_dp_detect(struct intel_dp *intel_dp) return status; } + if (!ibx_digital_port_connected(dev_priv, intel_dig_port)) + return connector_status_disconnected; + return intel_dp_detect_dpcd(intel_dp); } |