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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 d2419ffc10 ("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: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170907230041.22978-3-rodrigo.vivi@intel.com
This commit is contained in:
Rodrigo Vivi 2017-09-07 16:00:32 -07:00
parent 0f328da611
commit 424644c250
2 changed files with 10 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/i915/i915_drv.h
View File

@ -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 {

12
drivers/gpu/drm/i915/intel_psr.c
View File

@ -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;
}
}