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-rw-r--r--drivers/gpu/drm/i915/display/intel_display_irq.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c
index ae2578741dfe8..ae98c99c53784 100644
--- a/drivers/gpu/drm/i915/display/intel_display_irq.c
+++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
@@ -749,6 +749,20 @@ void ivb_display_irq_handler(struct drm_i915_private *dev_priv, u32 de_iir)
if (de_iir & DE_ERR_INT_IVB)
ivb_err_int_handler(dev_priv);
+ if (de_iir & DE_EDP_PSR_INT_HSW) {
+ struct intel_encoder *encoder;
+
+ for_each_intel_encoder_with_psr(&dev_priv->drm, encoder) {
+ struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+ u32 psr_iir;
+
+ psr_iir = intel_uncore_rmw(&dev_priv->uncore,
+ EDP_PSR_IIR, 0, 0);
+ intel_psr_irq_handler(intel_dp, psr_iir);
+ break;
+ }
+ }
+
if (de_iir & DE_AUX_CHANNEL_A_IVB)
intel_dp_aux_irq_handler(dev_priv);