Re: [PATCH 2/2] drm/i915: Rename primary_disabled to primary_enabled

[Jani Nikula <jani.nikula@linux.intel.com>]

On Wed, 09 Oct 2013, ville.syrjala@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> Let's try to avoid these confusing negated booleans.

Thanks for such a positive patch!

For the series,
Reviewed-by: Jani Nikula <jani.nikula@intel.com>

> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 10 +++++-----
>  drivers/gpu/drm/i915/intel_drv.h     |  2 +-
>  drivers/gpu/drm/i915/intel_pm.c      |  2 +-
>  drivers/gpu/drm/i915/intel_sprite.c  |  8 ++++----
>  4 files changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index debbd06..27f98bc 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -1840,9 +1840,9 @@ static void intel_enable_primary_plane(struct drm_i915_private *dev_priv,
>  	/* If the pipe isn't enabled, we can't pump pixels and may hang */
>  	assert_pipe_enabled(dev_priv, pipe);
>  
> -	WARN(!intel_crtc->primary_disabled, "Primary plane already enabled\n");
> +	WARN(intel_crtc->primary_enabled, "Primary plane already enabled\n");
>  
> -	intel_crtc->primary_disabled = false;
> +	intel_crtc->primary_enabled = true;
>  
>  	reg = DSPCNTR(plane);
>  	val = I915_READ(reg);
> @@ -1870,9 +1870,9 @@ static void intel_disable_primary_plane(struct drm_i915_private *dev_priv,
>  	int reg;
>  	u32 val;
>  
> -	WARN(intel_crtc->primary_disabled, "Primary plane already disabled\n");
> +	WARN(!intel_crtc->primary_enabled, "Primary plane already disabled\n");
>  
> -	intel_crtc->primary_disabled = true;
> +	intel_crtc->primary_enabled = false;
>  
>  	reg = DSPCNTR(plane);
>  	val = I915_READ(reg);
> @@ -10702,7 +10702,7 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
>  								 &crtc->config);
>  
>  		crtc->base.enabled = crtc->active;
> -		crtc->primary_disabled = !crtc->active;
> +		crtc->primary_enabled = crtc->active;
>  
>  		DRM_DEBUG_KMS("[CRTC:%d] hw state readout: %s\n",
>  			      crtc->base.base.id,
> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> index 944a406..28f3800d 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -321,7 +321,7 @@ struct intel_crtc {
>  	 */
>  	bool active;
>  	bool eld_vld;
> -	bool primary_disabled; /* is the crtc obscured by a plane? */
> +	bool primary_enabled; /* is the primary plane (partially) visible? */
>  	bool lowfreq_avail;
>  	struct intel_overlay *overlay;
>  	struct intel_unpin_work *unpin_work;
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 77d63cf..271dcb9 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -475,7 +475,7 @@ void intel_update_fbc(struct drm_device *dev)
>  	 */
>  	list_for_each_entry(tmp_crtc, &dev->mode_config.crtc_list, head) {
>  		if (intel_crtc_active(tmp_crtc) &&
> -		    !to_intel_crtc(tmp_crtc)->primary_disabled) {
> +		    to_intel_crtc(tmp_crtc)->primary_enabled) {
>  			if (crtc) {
>  				if (set_no_fbc_reason(dev_priv, FBC_MULTIPLE_PIPES))
>  					DRM_DEBUG_KMS("more than one pipe active, disabling compression\n");
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
> index e001d2c..8afaad6 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -521,10 +521,10 @@ intel_enable_primary(struct drm_crtc *crtc)
>  	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>  	int reg = DSPCNTR(intel_crtc->plane);
>  
> -	if (!intel_crtc->primary_disabled)
> +	if (intel_crtc->primary_enabled)
>  		return;
>  
> -	intel_crtc->primary_disabled = false;
> +	intel_crtc->primary_enabled = true;
>  
>  	I915_WRITE(reg, I915_READ(reg) | DISPLAY_PLANE_ENABLE);
>  	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
> @@ -553,10 +553,10 @@ intel_disable_primary(struct drm_crtc *crtc)
>  	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>  	int reg = DSPCNTR(intel_crtc->plane);
>  
> -	if (intel_crtc->primary_disabled)
> +	if (!intel_crtc->primary_enabled)
>  		return;
>  
> -	intel_crtc->primary_disabled = true;
> +	intel_crtc->primary_enabled = false;
>  
>  	mutex_lock(&dev->struct_mutex);
>  	if (dev_priv->fbc.plane == intel_crtc->plane)
> -- 
> 1.8.1.5
>
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-- 
Jani Nikula, Intel Open Source Technology Center
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