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| author | Ville Syrjälä | 2015-04-10 17:21:31 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2015-05-08 17:26:02 +0200 |
| commit | 9b6de0a1552175620ced3a7a7a552d4e7a379538 (patch) | |
| tree | 914a975fa7fa87632f045b0250702a9c4946479c /drivers/gpu/drm/i915/intel_drv.h | |
| parent | drm/i915: Fix possible security hole in command parsing (diff) | |
| download | kernel-qcow2-linux-9b6de0a1552175620ced3a7a7a552d4e7a379538.tar.gz kernel-qcow2-linux-9b6de0a1552175620ced3a7a7a552d4e7a379538.tar.xz kernel-qcow2-linux-9b6de0a1552175620ced3a7a7a552d4e7a379538.zip | |
drm/i915: Only wait for required lanes in vlv_wait_port_ready()
Currently vlv_wait_port_ready() waits for all four lanes on the
appropriate channel. This no longer works on CHV when the unused
lanes may be power gated. So pass in a mask of lanes that the
caller is expecting to be ready.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Deepak S<deepak.s@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 930ea6916d9f..ea3368e83626 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1013,7 +1013,8 @@ intel_wait_for_vblank(struct drm_device *dev, int pipe) } int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp); void vlv_wait_port_ready(struct drm_i915_private *dev_priv, - struct intel_digital_port *dport); + struct intel_digital_port *dport, + unsigned int expected_mask); bool intel_get_load_detect_pipe(struct drm_connector *connector, struct drm_display_mode *mode, struct intel_load_detect_pipe *old, |