diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2015-06-24 22:00:03 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-06-29 10:55:05 +0200 |
| commit | 6eb1a6817246f1a67de4d6959a84d09efead5329 (patch) | |
| tree | ce1f064b3f93c2dd596782739f7351419a9e80ef /drivers/gpu/drm/i915/intel_drv.h | |
| parent | f015c5518879fb3e578caaa63806617468a24045 (diff) | |
drm/i915: Read wm values from hardware at init on CHV
Read out the current watermark settings from the hardware at driver init
time. This will allow us to compare the newly calculated values against
the currrent ones and potentially avoid needless WM updates.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Clint Taylor <Clinton.A.Taylor@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 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index a02bdfbc6acc..e7a82dcfda24 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -583,6 +583,7 @@ struct intel_plane_wm_parameters { bool scaled; u64 tiling; unsigned int rotation; + uint16_t fifo_size; }; struct intel_plane { @@ -1368,6 +1369,7 @@ void gen6_rps_boost(struct drm_i915_private *dev_priv, unsigned long submitted); void intel_queue_rps_boost_for_request(struct drm_device *dev, struct drm_i915_gem_request *req); +void vlv_wm_get_hw_state(struct drm_device *dev); void ilk_wm_get_hw_state(struct drm_device *dev); void skl_wm_get_hw_state(struct drm_device *dev); void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv, |