The global variable dev_priv->psr.sink_support is set if an eDP sink supports PSR. Use this instead of redoing the check with is_edp_psr(). Combine source and sink support checks into a macro that can be used to return early from psr_{invalidate, single_frame_update, flush}.
Cc: Rodrigo Vivi rodrigo.vivi@intel.com Signed-off-by: Dhinakaran Pandiyan dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_psr.c | 19 ++++--------------- 2 files changed, 5 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 30f791f89d64..48676e99316e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1760,6 +1760,7 @@ static inline void intel_backlight_device_unregister(struct intel_connector *con
/* intel_psr.c */ +#define CAN_PSR(dev_priv) (HAS_PSR(dev_priv) && dev_priv->psr.sink_support) void intel_psr_enable(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state); void intel_psr_disable(struct intel_dp *intel_dp, diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index c4d75e82a1df..76339cf387cb 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -56,14 +56,6 @@ #include "intel_drv.h" #include "i915_drv.h"
-static bool is_edp_psr(struct intel_dp *intel_dp) -{ - if (!intel_dp_is_edp(intel_dp)) - return false; - - return intel_dp->psr_dpcd[0] & DP_PSR_IS_SUPPORTED; -} - static bool vlv_is_psr_active_on_pipe(struct drm_device *dev, int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); @@ -358,10 +350,7 @@ void intel_psr_compute_config(struct intel_dp *intel_dp, &crtc_state->base.adjusted_mode; int psr_setup_time;
- if (!HAS_PSR(dev_priv)) - return; - - if (!is_edp_psr(intel_dp)) + if (!CAN_PSR(dev_priv)) return;
if (!i915_modparams.enable_psr) { @@ -794,7 +783,7 @@ void intel_psr_single_frame_update(struct drm_i915_private *dev_priv, enum pipe pipe; u32 val;
- if (!HAS_PSR(dev_priv)) + if (!CAN_PSR(dev_priv)) return;
/* @@ -843,7 +832,7 @@ void intel_psr_invalidate(struct drm_i915_private *dev_priv, struct drm_crtc *crtc; enum pipe pipe;
- if (!HAS_PSR(dev_priv)) + if (!CAN_PSR(dev_priv)) return;
mutex_lock(&dev_priv->psr.lock); @@ -883,7 +872,7 @@ void intel_psr_flush(struct drm_i915_private *dev_priv, struct drm_crtc *crtc; enum pipe pipe;
- if (!HAS_PSR(dev_priv)) + if (!CAN_PSR(dev_priv)) return;
mutex_lock(&dev_priv->psr.lock);