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[02/13] drm/i915: Refactor atomic flip code

Message ID 1353075745-30115-3-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjala Nov. 16, 2012, 2:22 p.m. UTC
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Collect the part which takes care of issuing the flips to a new
function. This makes the following patch nicer to look at.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_atomic.c |   37 ++++++++++++++++++++--------------
 1 files changed, 22 insertions(+), 15 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 7a7695b..33357ec 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -2075,15 +2075,35 @@  static void intel_flip_fini(struct drm_device *dev)
 	drm_flip_driver_fini(&dev_priv->flip_driver);
 }
 
+static void intel_atomic_schedule_flips(struct drm_i915_private *dev_priv,
+					struct intel_crtc *intel_crtc,
+					struct list_head *flips)
+{
+	if (!intel_crtc->active) {
+		drm_flip_driver_complete_flips(&dev_priv->flip_driver, flips);
+		return;
+	}
+
+	drm_flip_driver_prepare_flips(&dev_priv->flip_driver, flips);
+
+	local_irq_disable();
+
+	intel_pipe_vblank_evade(&intel_crtc->base);
+
+	drm_flip_driver_schedule_flips(&dev_priv->flip_driver, flips);
+
+	local_irq_enable();
+}
+
 static void atomic_pipe_commit(struct drm_device *dev,
 			       struct intel_atomic_state *state,
 			       int pipe)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_i915_file_private *file_priv = state->file->driver_priv;
+	struct intel_crtc *intel_crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
 	LIST_HEAD(flips);
 	int i;
-	bool pipe_enabled = to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe))->active;
 
 	for (i = 0; i < dev->mode_config.num_crtc; i++) {
 		struct intel_crtc_state *st = &state->crtc[i];
@@ -2189,20 +2209,7 @@  static void atomic_pipe_commit(struct drm_device *dev,
 	if (list_empty(&flips))
 		return;
 
-	if (!pipe_enabled) {
-		drm_flip_driver_complete_flips(&dev_priv->flip_driver, &flips);
-		return;
-	}
-
-	drm_flip_driver_prepare_flips(&dev_priv->flip_driver, &flips);
-
-	local_irq_disable();
-
-	intel_pipe_vblank_evade(intel_get_crtc_for_pipe(dev, pipe));
-
-	drm_flip_driver_schedule_flips(&dev_priv->flip_driver, &flips);
-
-	local_irq_enable();
+	intel_atomic_schedule_flips(dev_priv, intel_crtc, &flips);
 }
 
 void intel_atomic_handle_vblank(struct drm_device *dev, int pipe)