Re: [PATCH 14/14] drm/i915: Nuke pointless middle men for skl+ plane programming

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On Wed, 2021-12-01 at 17:25 +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> 
> There is no real point in having this two stage
> skl_program_plane*() vs. skl_plane_update*() wrapper stuff.
> All we need to do is determine the correct color plane and
> we're done.

Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>

> 
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
>  .../drm/i915/display/skl_universal_plane.c    | 53 ++++++-------------
>  1 file changed, 17 insertions(+), 36 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> index 92270679a99c..de2708ac1802 100644
> --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> @@ -1053,15 +1053,24 @@ static void icl_plane_csc_load_black(struct intel_plane *plane)
>  	intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 2), 0);
>  }
>  
> +static int skl_plane_color_plane(const struct intel_plane_state *plane_state)
> +{
> +	/* Program the UV plane on planar master */
> +	if (plane_state->planar_linked_plane && !plane_state->planar_slave)
> +		return 1;
> +	else
> +		return 0;
> +}
> +
>  static void
> -skl_program_plane_noarm(struct intel_plane *plane,
> -			const struct intel_crtc_state *crtc_state,
> -			const struct intel_plane_state *plane_state,
> -			int color_plane)
> +skl_plane_update_noarm(struct intel_plane *plane,
> +		       const struct intel_crtc_state *crtc_state,
> +		       const struct intel_plane_state *plane_state)
>  {
>  	struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
>  	enum plane_id plane_id = plane->id;
>  	enum pipe pipe = plane->pipe;
> +	int color_plane = skl_plane_color_plane(plane_state);
>  	u32 stride = skl_plane_stride(plane_state, color_plane);
>  	const struct drm_framebuffer *fb = plane_state->hw.fb;
>  	int crtc_x = plane_state->uapi.dst.x1;
> @@ -1114,14 +1123,14 @@ skl_program_plane_noarm(struct intel_plane *plane,
>  }
>  
>  static void
> -skl_program_plane_arm(struct intel_plane *plane,
> -		      const struct intel_crtc_state *crtc_state,
> -		      const struct intel_plane_state *plane_state,
> -		      int color_plane)
> +skl_plane_update_arm(struct intel_plane *plane,
> +		     const struct intel_crtc_state *crtc_state,
> +		     const struct intel_plane_state *plane_state)
>  {
>  	struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
>  	enum plane_id plane_id = plane->id;
>  	enum pipe pipe = plane->pipe;
> +	int color_plane = skl_plane_color_plane(plane_state);
>  	u32 x = plane_state->view.color_plane[color_plane].x;
>  	u32 y = plane_state->view.color_plane[color_plane].y;
>  	u32 plane_color_ctl = 0;
> @@ -1202,34 +1211,6 @@ skl_plane_async_flip(struct intel_plane *plane,
>  	spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
>  }
>  
> -static void
> -skl_plane_update_noarm(struct intel_plane *plane,
> -		       const struct intel_crtc_state *crtc_state,
> -		       const struct intel_plane_state *plane_state)
> -{
> -	int color_plane = 0;
> -
> -	if (plane_state->planar_linked_plane && !plane_state->planar_slave)
> -		/* Program the UV plane on planar master */
> -		color_plane = 1;
> -
> -	skl_program_plane_noarm(plane, crtc_state, plane_state, color_plane);
> -}
> -
> -static void
> -skl_plane_update_arm(struct intel_plane *plane,
> -		     const struct intel_crtc_state *crtc_state,
> -		     const struct intel_plane_state *plane_state)
> -{
> -	int color_plane = 0;
> -
> -	if (plane_state->planar_linked_plane && !plane_state->planar_slave)
> -		/* Program the UV plane on planar master */
> -		color_plane = 1;
> -
> -	skl_program_plane_arm(plane, crtc_state, plane_state, color_plane);
> -}
> -
>  static bool intel_format_is_p01x(u32 format)
>  {
>  	switch (format) {





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