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Commit 424644c2 authored by Rodrigo Vivi's avatar Rodrigo Vivi
Browse files

drm/i915/psr: vfunc for disabling source. 



VLV/CHV has a total different PSR implementation than the
other platforms, so let's start moving that to vfuncs.
Let's start with disable_src one.

v2: Rebased on top of commit d2419ffc ("drm/i915: Plumb
    crtc_state to PSR enable/disable")

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Vathsala Nagaraju <vathsala.nagaraju@intel.com>
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: default avatarDhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170907230041.22978-3-rodrigo.vivi@intel.com
parent 0f328da6

drivers/gpu/drm/i915/i915_drv.h

+3 −0
Original line number Diff line number Diff line
@@ -1180,6 +1180,9 @@ struct i915_psr { 
	bool y_cord_support;

	bool colorimetry_support;

	bool alpm;



	void (*disable_source)(struct intel_dp *,

			       const struct intel_crtc_state *);

};



enum intel_pch {

drivers/gpu/drm/i915/intel_psr.c

+7 −5
Original line number Diff line number Diff line
@@ -685,11 +685,7 @@ void intel_psr_disable(struct intel_dp *intel_dp, 
		return;

	}



	/* Disable PSR on Source */

	if (HAS_DDI(dev_priv))

		hsw_psr_disable(intel_dp, old_crtc_state);

	else

		vlv_psr_disable(intel_dp, old_crtc_state);

	dev_priv->psr.disable_source(intel_dp, old_crtc_state);



	/* Disable PSR on Sink */

	drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, 0);
@@ -987,4 +983,10 @@ void intel_psr_init(struct drm_i915_private *dev_priv) 


	INIT_DELAYED_WORK(&dev_priv->psr.work, intel_psr_work);

	mutex_init(&dev_priv->psr.lock);



	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {

		dev_priv->psr.disable_source = vlv_psr_disable;

	} else {

		dev_priv->psr.disable_source = hsw_psr_disable;

	}

}