Re: [PATCH 15/15] drm/i915: Pass crtc state to vlv_compute_wm_level()

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Op 28-11-16 om 18:37 schreef ville.syrjala@xxxxxxxxxxxxxxx:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Rather than accessing crtc->config in vlv_compute_wm_level() let's
> pass in the crtc state explicitly. One step closer to atomic.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Yay. All users of intel_crtc->config have to die in the future, but this is temporarily a legit use for it.

For patch 13, 14 and 15

Reviewed-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
>  drivers/gpu/drm/i915/intel_pm.c | 20 +++++++++++---------
>  1 file changed, 11 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 291843c2b61b..2a2aa8968b93 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -978,24 +978,26 @@ static void vlv_setup_wm_latency(struct drm_i915_private *dev_priv)
>  	}
>  }
>  
> -static uint16_t vlv_compute_wm_level(struct intel_plane *plane,
> -				     struct intel_crtc *crtc,
> -				     const struct intel_plane_state *state,
> +static uint16_t vlv_compute_wm_level(const struct intel_crtc_state *crtc_state,
> +				     const struct intel_plane_state *plane_state,
>  				     int level)
>  {
> +	struct intel_plane *plane = to_intel_plane(plane_state->base.plane);
>  	struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
> +	const struct drm_display_mode *adjusted_mode =
> +		&crtc_state->base.adjusted_mode;
>  	int clock, htotal, cpp, width, wm;
>  
>  	if (dev_priv->wm.pri_latency[level] == 0)
>  		return USHRT_MAX;
>  
> -	if (!state->base.visible)
> +	if (!plane_state->base.visible)
>  		return 0;
>  
> -	cpp = drm_format_plane_cpp(state->base.fb->pixel_format, 0);
> -	clock = crtc->config->base.adjusted_mode.crtc_clock;
> -	htotal = crtc->config->base.adjusted_mode.crtc_htotal;
> -	width = crtc->config->pipe_src_w;
> +	cpp = drm_format_plane_cpp(plane_state->base.fb->pixel_format, 0);
> +	clock = adjusted_mode->crtc_clock;
> +	htotal = adjusted_mode->crtc_htotal;
> +	width = crtc_state->pipe_src_w;
>  	if (WARN_ON(htotal == 0))
>  		htotal = 1;
>  
> @@ -1145,7 +1147,7 @@ static void vlv_compute_wm(struct intel_crtc *crtc)
>  
>  		/* normal watermarks */
>  		for (level = 0; level < wm_state->num_levels; level++) {
> -			int wm = vlv_compute_wm_level(plane, crtc, state, level);
> +			int wm = vlv_compute_wm_level(crtc->config, state, level);
>  			int max_wm = plane->wm.fifo_size;
>  
>  			/* hack */


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