[Intel-gfx] [RFCv3 10/14] drm/i915: Rename similar plane functions to avoid confusion

Daniel Vetter daniel at ffwll.ch
Wed Mar 19 13:05:54 CET 2014


On Tue, Mar 18, 2014 at 05:22:55PM -0700, Matt Roper wrote:
> The name 'update_plane' was used both for the primary plane functions in
> intel_display.c and the sprite/overlay functions in intel_sprite.c.
> Rename the primary plane functions to 'update_primary_plane' to avoid
> confusion.
> 
> On a similar note, intel_display.c already had a function called
> intel_disable_primary_plane() that programs the hardware to disable a
> pipe's primary plane.  When we hook up primary planes through the DRM
> plane interface, one of the natural handler names will be
> intel_primary_plane_disable(), which is very similar.  To avoid
> confusion, rename the existing intel_disable_primary_plane() to
> intel_disable_primary_hw_plane() to make the two names a little more
> distinct.
> 
> Cc: Intel Graphics Development <intel-gfx at lists.freedesktop.org>
> Signed-off-by: Matt Roper <matthew.d.roper at intel.com>

Hah, here's the reason why doing a crtc->fb -> crtc->primary->fb flagday
isn't good ;-) Wanted to pull this in since I like it, and it conflicted.

Fixed up and merged to dinq, thanks.
-Daniel
> ---
>  drivers/gpu/drm/i915/i915_drv.h      |  5 +--
>  drivers/gpu/drm/i915/intel_display.c | 60 ++++++++++++++++++++----------------
>  2 files changed, 36 insertions(+), 29 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 70fbe90..a937711 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -462,8 +462,9 @@ struct drm_i915_display_funcs {
>  			  struct drm_framebuffer *fb,
>  			  struct drm_i915_gem_object *obj,
>  			  uint32_t flags);
> -	int (*update_plane)(struct drm_crtc *crtc, struct drm_framebuffer *fb,
> -			    int x, int y);
> +	int (*update_primary_plane)(struct drm_crtc *crtc,
> +				    struct drm_framebuffer *fb,
> +				    int x, int y);
>  	void (*hpd_irq_setup)(struct drm_device *dev);
>  	/* clock updates for mode set */
>  	/* cursor updates */
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index c2f3730..849a241 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -1872,15 +1872,15 @@ void intel_flush_primary_plane(struct drm_i915_private *dev_priv,
>  }
>  
>  /**
> - * intel_enable_primary_plane - enable the primary plane on a given pipe
> + * intel_enable_primary_hw_plane - enable the primary plane on a given pipe
>   * @dev_priv: i915 private structure
>   * @plane: plane to enable
>   * @pipe: pipe being fed
>   *
>   * Enable @plane on @pipe, making sure that @pipe is running first.
>   */
> -static void intel_enable_primary_plane(struct drm_i915_private *dev_priv,
> -				       enum plane plane, enum pipe pipe)
> +static void intel_enable_primary_hw_plane(struct drm_i915_private *dev_priv,
> +					  enum plane plane, enum pipe pipe)
>  {
>  	struct intel_crtc *intel_crtc =
>  		to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
> @@ -1905,15 +1905,15 @@ static void intel_enable_primary_plane(struct drm_i915_private *dev_priv,
>  }
>  
>  /**
> - * intel_disable_primary_plane - disable the primary plane
> + * intel_disable_primary_hw_plane - disable the primary hardware plane
>   * @dev_priv: i915 private structure
>   * @plane: plane to disable
>   * @pipe: pipe consuming the data
>   *
>   * Disable @plane; should be an independent operation.
>   */
> -static void intel_disable_primary_plane(struct drm_i915_private *dev_priv,
> -					enum plane plane, enum pipe pipe)
> +static void intel_disable_primary_hw_plane(struct drm_i915_private *dev_priv,
> +					   enum plane plane, enum pipe pipe)
>  {
>  	struct intel_crtc *intel_crtc =
>  		to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
> @@ -2153,8 +2153,9 @@ static void intel_find_plane_obj(struct intel_crtc *intel_crtc,
>  	}
>  }
>  
> -static int i9xx_update_plane(struct drm_crtc *crtc, struct drm_framebuffer *fb,
> -			     int x, int y)
> +static int i9xx_update_primary_plane(struct drm_crtc *crtc,
> +				     struct drm_framebuffer *fb,
> +				     int x, int y)
>  {
>  	struct drm_device *dev = crtc->dev;
>  	struct drm_i915_private *dev_priv = dev->dev_private;
> @@ -2253,8 +2254,9 @@ static int i9xx_update_plane(struct drm_crtc *crtc, struct drm_framebuffer *fb,
>  	return 0;
>  }
>  
> -static int ironlake_update_plane(struct drm_crtc *crtc,
> -				 struct drm_framebuffer *fb, int x, int y)
> +static int ironlake_update_primary_plane(struct drm_crtc *crtc,
> +					 struct drm_framebuffer *fb,
> +					 int x, int y)
>  {
>  	struct drm_device *dev = crtc->dev;
>  	struct drm_i915_private *dev_priv = dev->dev_private;
> @@ -2358,7 +2360,7 @@ intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb,
>  		dev_priv->display.disable_fbc(dev);
>  	intel_increase_pllclock(crtc);
>  
> -	return dev_priv->display.update_plane(crtc, fb, x, y);
> +	return dev_priv->display.update_primary_plane(crtc, fb, x, y);
>  }
>  
>  void intel_display_handle_reset(struct drm_device *dev)
> @@ -2398,10 +2400,10 @@ void intel_display_handle_reset(struct drm_device *dev)
>  		 * a NULL crtc->primary->fb.
>  		 */
>  		if (intel_crtc->active && crtc->primary->fb)
> -			dev_priv->display.update_plane(crtc,
> -						       crtc->primary->fb,
> -						       crtc->x,
> -						       crtc->y);
> +			dev_priv->display.update_primary_plane(crtc,
> +							       crtc->primary->fb,
> +							       crtc->x,
> +							       crtc->y);
>  		mutex_unlock(&crtc->mutex);
>  	}
>  }
> @@ -2517,7 +2519,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
>  		intel_crtc->config.pipe_src_h = adjusted_mode->crtc_vdisplay;
>  	}
>  
> -	ret = dev_priv->display.update_plane(crtc, fb, x, y);
> +	ret = dev_priv->display.update_primary_plane(crtc, fb, x, y);
>  	if (ret) {
>  		mutex_lock(&dev->struct_mutex);
>  		intel_unpin_fb_obj(to_intel_framebuffer(fb)->obj);
> @@ -3704,7 +3706,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
>  
>  	intel_update_watermarks(crtc);
>  	intel_enable_pipe(intel_crtc);
> -	intel_enable_primary_plane(dev_priv, plane, pipe);
> +	intel_enable_primary_hw_plane(dev_priv, plane, pipe);
>  	intel_enable_planes(crtc);
>  	intel_crtc_update_cursor(crtc, true);
>  
> @@ -3748,7 +3750,7 @@ static void haswell_crtc_enable_planes(struct drm_crtc *crtc)
>  	int pipe = intel_crtc->pipe;
>  	int plane = intel_crtc->plane;
>  
> -	intel_enable_primary_plane(dev_priv, plane, pipe);
> +	intel_enable_primary_hw_plane(dev_priv, plane, pipe);
>  	intel_enable_planes(crtc);
>  	intel_crtc_update_cursor(crtc, true);
>  
> @@ -3780,7 +3782,7 @@ static void haswell_crtc_disable_planes(struct drm_crtc *crtc)
>  
>  	intel_crtc_update_cursor(crtc, false);
>  	intel_disable_planes(crtc);
> -	intel_disable_primary_plane(dev_priv, plane, pipe);
> +	intel_disable_primary_hw_plane(dev_priv, plane, pipe);
>  }
>  
>  /*
> @@ -3908,7 +3910,7 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
>  
>  	intel_crtc_update_cursor(crtc, false);
>  	intel_disable_planes(crtc);
> -	intel_disable_primary_plane(dev_priv, plane, pipe);
> +	intel_disable_primary_hw_plane(dev_priv, plane, pipe);
>  
>  	if (intel_crtc->config.has_pch_encoder)
>  		intel_set_pch_fifo_underrun_reporting(dev, pipe, false);
> @@ -4391,7 +4393,7 @@ static void valleyview_crtc_enable(struct drm_crtc *crtc)
>  	intel_update_watermarks(crtc);
>  	intel_enable_pipe(intel_crtc);
>  	intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
> -	intel_enable_primary_plane(dev_priv, plane, pipe);
> +	intel_enable_primary_hw_plane(dev_priv, plane, pipe);
>  	intel_enable_planes(crtc);
>  	intel_crtc_update_cursor(crtc, true);
>  
> @@ -4432,7 +4434,7 @@ static void i9xx_crtc_enable(struct drm_crtc *crtc)
>  	intel_update_watermarks(crtc);
>  	intel_enable_pipe(intel_crtc);
>  	intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
> -	intel_enable_primary_plane(dev_priv, plane, pipe);
> +	intel_enable_primary_hw_plane(dev_priv, plane, pipe);
>  	intel_enable_planes(crtc);
>  	/* The fixup needs to happen before cursor is enabled */
>  	if (IS_G4X(dev))
> @@ -4490,7 +4492,7 @@ static void i9xx_crtc_disable(struct drm_crtc *crtc)
>  	intel_crtc_dpms_overlay(intel_crtc, false);
>  	intel_crtc_update_cursor(crtc, false);
>  	intel_disable_planes(crtc);
> -	intel_disable_primary_plane(dev_priv, plane, pipe);
> +	intel_disable_primary_hw_plane(dev_priv, plane, pipe);
>  
>  	intel_set_cpu_fifo_underrun_reporting(dev, pipe, false);
>  	intel_disable_pipe(dev_priv, pipe);
> @@ -11034,7 +11036,8 @@ static void intel_init_display(struct drm_device *dev)
>  		dev_priv->display.crtc_enable = haswell_crtc_enable;
>  		dev_priv->display.crtc_disable = haswell_crtc_disable;
>  		dev_priv->display.off = haswell_crtc_off;
> -		dev_priv->display.update_plane = ironlake_update_plane;
> +		dev_priv->display.update_primary_plane =
> +			ironlake_update_primary_plane;
>  	} else if (HAS_PCH_SPLIT(dev)) {
>  		dev_priv->display.get_pipe_config = ironlake_get_pipe_config;
>  		dev_priv->display.get_plane_config = ironlake_get_plane_config;
> @@ -11042,7 +11045,8 @@ static void intel_init_display(struct drm_device *dev)
>  		dev_priv->display.crtc_enable = ironlake_crtc_enable;
>  		dev_priv->display.crtc_disable = ironlake_crtc_disable;
>  		dev_priv->display.off = ironlake_crtc_off;
> -		dev_priv->display.update_plane = ironlake_update_plane;
> +		dev_priv->display.update_primary_plane =
> +			ironlake_update_primary_plane;
>  	} else if (IS_VALLEYVIEW(dev)) {
>  		dev_priv->display.get_pipe_config = i9xx_get_pipe_config;
>  		dev_priv->display.get_plane_config = i9xx_get_plane_config;
> @@ -11050,7 +11054,8 @@ static void intel_init_display(struct drm_device *dev)
>  		dev_priv->display.crtc_enable = valleyview_crtc_enable;
>  		dev_priv->display.crtc_disable = i9xx_crtc_disable;
>  		dev_priv->display.off = i9xx_crtc_off;
> -		dev_priv->display.update_plane = i9xx_update_plane;
> +		dev_priv->display.update_primary_plane =
> +			i9xx_update_primary_plane;
>  	} else {
>  		dev_priv->display.get_pipe_config = i9xx_get_pipe_config;
>  		dev_priv->display.get_plane_config = i9xx_get_plane_config;
> @@ -11058,7 +11063,8 @@ static void intel_init_display(struct drm_device *dev)
>  		dev_priv->display.crtc_enable = i9xx_crtc_enable;
>  		dev_priv->display.crtc_disable = i9xx_crtc_disable;
>  		dev_priv->display.off = i9xx_crtc_off;
> -		dev_priv->display.update_plane = i9xx_update_plane;
> +		dev_priv->display.update_primary_plane =
> +			i9xx_update_primary_plane;
>  	}
>  
>  	/* Returns the core display clock speed */
> -- 
> 1.8.5.1
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch



More information about the Intel-gfx mailing list