[Intel-gfx] [PATCH 01/14] drm/i915: Don't use intel_pipe_to_cpu_transcoder() when there's a pipe config around

[Jesse Barnes]

On 10/29/2015 12:25 PM, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> No point in doing the crtc->pipe->crtc->config->cpu_transcoder dance
> when we can just do crtc->config->cpu_transcoder.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index bc1907e..d3cd177 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2106,8 +2106,7 @@ static void intel_enable_pipe(struct intel_crtc *crtc)
>  	struct drm_device *dev = crtc->base.dev;
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  	enum pipe pipe = crtc->pipe;
> -	enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
> -								      pipe);
> +	enum transcoder cpu_transcoder = crtc->config->cpu_transcoder;
>  	enum pipe pch_transcoder;
>  	int reg;
>  	u32 val;
> @@ -5208,13 +5207,11 @@ static unsigned long get_crtc_power_domains(struct drm_crtc *crtc)
>  	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>  	enum pipe pipe = intel_crtc->pipe;
>  	unsigned long mask;
> -	enum transcoder transcoder;
> +	enum transcoder transcoder = intel_crtc->config->cpu_transcoder;
>  
>  	if (!crtc->state->active)
>  		return 0;
>  
> -	transcoder = intel_pipe_to_cpu_transcoder(dev->dev_private, pipe);
> -
>  	mask = BIT(POWER_DOMAIN_PIPE(pipe));
>  	mask |= BIT(POWER_DOMAIN_TRANSCODER(transcoder));
>  	if (intel_crtc->config->pch_pfit.enabled ||
> 

Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>