[Intel-gfx] [PATCH 3/2] drm/i915: Rename hw state checker to hw state verifier.

Daniel Vetter daniel at ffwll.ch
Wed Mar 30 11:26:34 UTC 2016


On Wed, Mar 30, 2016 at 10:00:05AM +0200, Maarten Lankhorst wrote:
> Check functions are used by atomic to see if the new state will
> be allowed. There's also a hw state checker which checks afterwards
> that the committed state is correct. Rename it to hw state verifier
> to reduce some confusion.
> 
> Suggested-by: Matt Roper <matthew.d.roper at intel.com>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>

Great idea!

Acked-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 60 ++++++++++++++++++------------------
>  1 file changed, 30 insertions(+), 30 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 9e63720428fc..8b423cdd5295 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -6283,7 +6283,7 @@ void intel_encoder_destroy(struct drm_encoder *encoder)
>  
>  /* Cross check the actual hw state with our own modeset state tracking (and it's
>   * internal consistency). */
> -static void intel_connector_check_state(struct intel_connector *connector)
> +static void intel_connector_verify_state(struct intel_connector *connector)
>  {
>  	struct drm_crtc *crtc = connector->base.state->crtc;
>  
> @@ -12752,8 +12752,8 @@ static void intel_pipe_config_sanity_check(struct drm_i915_private *dev_priv,
>  	}
>  }
>  
> -static void check_wm_state(struct drm_crtc *crtc,
> -			   struct drm_crtc_state *new_state)
> +static void verify_wm_state(struct drm_crtc *crtc,
> +			    struct drm_crtc_state *new_state)
>  {
>  	struct drm_device *dev = crtc->dev;
>  	struct drm_i915_private *dev_priv = dev->dev_private;
> @@ -12798,7 +12798,7 @@ static void check_wm_state(struct drm_crtc *crtc,
>  }
>  
>  static void
> -check_connector_state(struct drm_device *dev, struct drm_crtc *crtc)
> +verify_connector_state(struct drm_device *dev, struct drm_crtc *crtc)
>  {
>  	struct drm_connector *connector;
>  
> @@ -12809,7 +12809,7 @@ check_connector_state(struct drm_device *dev, struct drm_crtc *crtc)
>  		if (state->crtc != crtc)
>  			continue;
>  
> -		intel_connector_check_state(to_intel_connector(connector));
> +		intel_connector_verify_state(to_intel_connector(connector));
>  
>  		I915_STATE_WARN(state->best_encoder != encoder,
>  		     "connector's atomic encoder doesn't match legacy encoder\n");
> @@ -12817,7 +12817,7 @@ check_connector_state(struct drm_device *dev, struct drm_crtc *crtc)
>  }
>  
>  static void
> -check_encoder_state(struct drm_device *dev)
> +verify_encoder_state(struct drm_device *dev)
>  {
>  	struct intel_encoder *encoder;
>  	struct intel_connector *connector;
> @@ -12857,9 +12857,9 @@ check_encoder_state(struct drm_device *dev)
>  }
>  
>  static void
> -check_crtc_state(struct drm_crtc *crtc,
> -		 struct drm_crtc_state *old_crtc_state,
> -		 struct drm_crtc_state *new_crtc_state)
> +verify_crtc_state(struct drm_crtc *crtc,
> +		  struct drm_crtc_state *old_crtc_state,
> +		  struct drm_crtc_state *new_crtc_state)
>  {
>  	struct drm_device *dev = crtc->dev;
>  	struct drm_i915_private *dev_priv = dev->dev_private;
> @@ -12926,10 +12926,10 @@ check_crtc_state(struct drm_crtc *crtc,
>  }
>  
>  static void
> -check_single_dpll_state(struct drm_i915_private *dev_priv,
> -			struct intel_shared_dpll *pll,
> -			struct drm_crtc *crtc,
> -			struct drm_crtc_state *new_state)
> +verify_single_dpll_state(struct drm_i915_private *dev_priv,
> +			 struct intel_shared_dpll *pll,
> +			 struct drm_crtc *crtc,
> +			 struct drm_crtc_state *new_state)
>  {
>  	struct intel_dpll_hw_state dpll_hw_state;
>  	unsigned crtc_mask;
> @@ -12981,16 +12981,16 @@ check_single_dpll_state(struct drm_i915_private *dev_priv,
>  }
>  
>  static void
> -check_shared_dpll_state(struct drm_device *dev, struct drm_crtc *crtc,
> -			struct drm_crtc_state *old_crtc_state,
> -			struct drm_crtc_state *new_crtc_state)
> +verify_shared_dpll_state(struct drm_device *dev, struct drm_crtc *crtc,
> +			 struct drm_crtc_state *old_crtc_state,
> +			 struct drm_crtc_state *new_crtc_state)
>  {
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  	struct intel_crtc_state *old_state = to_intel_crtc_state(old_crtc_state);
>  	struct intel_crtc_state *new_state = to_intel_crtc_state(new_crtc_state);
>  
>  	if (new_state->shared_dpll)
> -		check_single_dpll_state(dev_priv, new_state->shared_dpll, crtc, new_crtc_state);
> +		verify_single_dpll_state(dev_priv, new_state->shared_dpll, crtc, new_crtc_state);
>  
>  	if (old_state->shared_dpll &&
>  	    old_state->shared_dpll != new_state->shared_dpll) {
> @@ -13007,7 +13007,7 @@ check_shared_dpll_state(struct drm_device *dev, struct drm_crtc *crtc,
>  }
>  
>  static void
> -intel_modeset_check_crtc(struct drm_crtc *crtc,
> +intel_modeset_verify_crtc(struct drm_crtc *crtc,
>  			 struct drm_crtc_state *old_state,
>  			 struct drm_crtc_state *new_state)
>  {
> @@ -13015,28 +13015,28 @@ intel_modeset_check_crtc(struct drm_crtc *crtc,
>  	    !to_intel_crtc_state(new_state)->update_pipe)
>  		return;
>  
> -	check_wm_state(crtc, new_state);
> -	check_connector_state(crtc->dev, crtc);
> -	check_crtc_state(crtc, old_state, new_state);
> -	check_shared_dpll_state(crtc->dev, crtc, old_state, new_state);
> +	verify_wm_state(crtc, new_state);
> +	verify_connector_state(crtc->dev, crtc);
> +	verify_crtc_state(crtc, old_state, new_state);
> +	verify_shared_dpll_state(crtc->dev, crtc, old_state, new_state);
>  }
>  
>  static void
> -check_disabled_dpll_state(struct drm_device *dev)
> +verify_disabled_dpll_state(struct drm_device *dev)
>  {
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  	int i;
>  
>  	for (i = 0; i < dev_priv->num_shared_dpll; i++)
> -		check_single_dpll_state(dev_priv, &dev_priv->shared_dplls[i], NULL, NULL);
> +		verify_single_dpll_state(dev_priv, &dev_priv->shared_dplls[i], NULL, NULL);
>  }
>  
>  static void
> -intel_modeset_check_disabled(struct drm_device *dev)
> +intel_modeset_verify_disabled(struct drm_device *dev)
>  {
> -	check_encoder_state(dev);
> -	check_connector_state(dev, NULL);
> -	check_disabled_dpll_state(dev);
> +	verify_encoder_state(dev);
> +	verify_connector_state(dev, NULL);
> +	verify_disabled_dpll_state(dev);
>  }
>  
>  static void update_scanline_offset(struct intel_crtc *crtc)
> @@ -13607,7 +13607,7 @@ static int intel_atomic_commit(struct drm_device *dev,
>  		    intel_state->dev_cdclk != dev_priv->cdclk_freq)
>  			dev_priv->display.modeset_commit_cdclk(state);
>  
> -		intel_modeset_check_disabled(dev);
> +		intel_modeset_verify_disabled(dev);
>  	}
>  
>  	/* Now enable the clocks, plane, pipe, and connectors that we set up. */
> @@ -13675,7 +13675,7 @@ static int intel_atomic_commit(struct drm_device *dev,
>  		if (put_domains[i])
>  			modeset_put_power_domains(dev_priv, put_domains[i]);
>  
> -		intel_modeset_check_crtc(crtc, old_crtc_state, crtc->state);
> +		intel_modeset_verify_crtc(crtc, old_crtc_state, crtc->state);
>  	}
>  
>  	if (intel_state->modeset)
> -- 
> 2.1.0
> 
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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