[PATCH 2/2] drm/i915: Drop irqsave/restore for flip_done_handler()

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From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

Since flip_done_handler() is always called from the irq handler
we can skip the irqsave/restore dance.

Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_display_irq.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c
index d3df615f0e48..95e1bf5d8707 100644
--- a/drivers/gpu/drm/i915/display/intel_display_irq.c
+++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
@@ -340,17 +340,15 @@ static void flip_done_handler(struct drm_i915_private *i915,
 			      enum pipe pipe)
 {
 	struct intel_crtc *crtc = intel_crtc_for_pipe(i915, pipe);
-	struct drm_device *dev = &i915->drm;
-	unsigned long irqflags;
 
-	spin_lock_irqsave(&dev->event_lock, irqflags);
+	spin_lock(&i915->drm.event_lock);
 
 	if (crtc->flip_done_event) {
 		drm_crtc_send_vblank_event(&crtc->base, crtc->flip_done_event);
 		crtc->flip_done_event = NULL;
 	}
 
-	spin_unlock_irqrestore(&dev->event_lock, irqflags);
+	spin_unlock(&i915->drm.event_lock);
 }
 
 static void hsw_pipe_crc_irq_handler(struct drm_i915_private *dev_priv,
-- 
2.41.0




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