[Intel-gfx] [PATCH 10/12] drm/i915/psr: Add enable_sink vfunc.

[Pandiyan, Dhinakaran]

On Wed, 2017-07-12 at 12:20 -0700, Rodrigo Vivi wrote:
> Continue on VPV PSR split with vfunc, let's also create one

Typo s/VPV/VLV

> for enabling sink.
> 
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> Cc: Jim Bride <jim.bride at linux.intel.com>
> Cc: Vathsala NAgaraju <vathsala.nagaraju at intel.com>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.h  | 1 +
>  drivers/gpu/drm/i915/intel_psr.c | 9 +++------
>  2 files changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 326a0ef645c2..50b577b5e4d1 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1147,6 +1147,7 @@ struct i915_psr {
>  	bool alpm;
>  
>  	void (*disable_source)(struct intel_dp *);
> +	void (*enable_sink)(struct intel_dp *);
>  	void (*activate)(struct intel_dp *);
>  	void (*setup_vsc)(struct intel_dp *);
>  };
> diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
> index b52e4da8a151..73f7ba78f4d2 100644
> --- a/drivers/gpu/drm/i915/intel_psr.c
> +++ b/drivers/gpu/drm/i915/intel_psr.c
> @@ -536,16 +536,11 @@ void intel_psr_enable(struct intel_dp *intel_dp)
>  	dev_priv->psr.busy_frontbuffer_bits = 0;
>  
>  	dev_priv->psr.setup_vsc(intel_dp);
> +	dev_priv->psr.enable_sink(intel_dp);
>  
>  	if (HAS_DDI(dev_priv)) {
> -		/* Enable PSR on the panel */
> -		hsw_psr_enable_sink(intel_dp);
> -
>  		hsw_psr_enable_source(intel_dp);
>  	} else {
> -		/* Enable PSR on the panel */
> -		vlv_psr_enable_sink(intel_dp);
> -
>  		vlv_psr_enable_source(intel_dp);
>  	}
>  
> @@ -972,10 +967,12 @@ void intel_psr_init(struct drm_i915_private *dev_priv)
>  
>  	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
>  		dev_priv->psr.disable_source = vlv_psr_disable;
> +		dev_priv->psr.enable_sink = vlv_psr_enable_sink;
>  		dev_priv->psr.activate = vlv_psr_activate;
>  		dev_priv->psr.setup_vsc = vlv_psr_setup_vsc;
>  	} else {
>  		dev_priv->psr.disable_source = hsw_psr_disable;
> +		dev_priv->psr.enable_sink = hsw_psr_enable_sink;
>  		dev_priv->psr.activate = hsw_psr_activate;
>  		dev_priv->psr.setup_vsc = hsw_psr_setup_vsc;
>  	}