From: Daniel Vetter Date: Fri, 11 Jul 2014 17:30:18 +0000 (-0700) Subject: drm/i915: Remove redundant HAS_PSR checks X-Git-Tag: v3.17-rc1~82^2~20^2~45 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=eeefa889cddb8d7e4ee6ce0212e685dd624d66a1;p=users%2Fjedix%2Flinux-maple.git drm/i915: Remove redundant HAS_PSR checks We only need to check for this in psr_enable, everything else is already protect by the dev_priv->psr.enabled checks. Those need the psr locking, but these functions are called infrequent enough that the locking overhead is negligible. Suggested by Chris Wilson. Reviewed-by: Rodrigo Vivi Cc: Chris Wilson Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 333471c4dcd1d..86b5e979e616b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1772,11 +1772,6 @@ static bool intel_edp_psr_match_conditions(struct intel_dp *intel_dp) dev_priv->psr.source_ok = false; - if (!HAS_PSR(dev)) { - DRM_DEBUG_KMS("PSR not supported on this platform\n"); - return false; - } - if (IS_HASWELL(dev) && dig_port->port != PORT_A) { DRM_DEBUG_KMS("HSW ties PSR to DDI A (eDP)\n"); return false; @@ -1863,9 +1858,6 @@ void intel_edp_psr_disable(struct intel_dp *intel_dp) struct drm_device *dev = intel_dp_to_dev(intel_dp); struct drm_i915_private *dev_priv = dev->dev_private; - if (!HAS_PSR(dev)) - return; - mutex_lock(&dev_priv->psr.lock); if (!dev_priv->psr.enabled) { mutex_unlock(&dev_priv->psr.lock); @@ -1940,9 +1932,6 @@ void intel_edp_psr_invalidate(struct drm_device *dev, struct drm_crtc *crtc; enum pipe pipe; - if (!HAS_PSR(dev)) - return; - mutex_lock(&dev_priv->psr.lock); if (!dev_priv->psr.enabled) { mutex_unlock(&dev_priv->psr.lock); @@ -1967,9 +1956,6 @@ void intel_edp_psr_flush(struct drm_device *dev, struct drm_crtc *crtc; enum pipe pipe; - if (!HAS_PSR(dev)) - return; - mutex_lock(&dev_priv->psr.lock); if (!dev_priv->psr.enabled) { mutex_unlock(&dev_priv->psr.lock);