[PATCH 09/11] drm: store_vblank() is never called with NULL timestamp

From: ville.syrjala@linux.intel.com
To: dri-devel@lists.freedesktop.org
Cc: intel-gfx@lists.freedesktop.org
Subject: [PATCH 09/11] drm: store_vblank() is never called with NULL timestamp
Date: Mon, 14 Sep 2015 22:43:50 +0300	[thread overview]
Message-ID: <1442259832-23424-10-git-send-email-ville.syrjala@linux.intel.com> (raw)
In-Reply-To: <1442259832-23424-1-git-send-email-ville.syrjala@linux.intel.com>

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Remove the NULL 't_vblank' checks from store_vblank() since that will
never happen.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/drm_irq.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index aad4f1d..07b0cb1 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -83,13 +83,11 @@ static void store_vblank(struct drm_device *dev, unsigned int pipe,
 
 	assert_spin_locked(&dev->vblank_time_lock);
 
-	if (t_vblank) {
-		/* All writers hold the spinlock, but readers are serialized by
-		 * the latching of vblank->count below.
-		 */
-		tslot = vblank->count + vblank_count_inc;
-		vblanktimestamp(dev, pipe, tslot) = *t_vblank;
-	}
+	/* All writers hold the spinlock, but readers are serialized by
+	 * the latching of vblank->count below.
+	 */
+	tslot = vblank->count + vblank_count_inc;
+	vblanktimestamp(dev, pipe, tslot) = *t_vblank;
 
 	/*
 	 * vblank timestamp updates are protected on the write side with
-- 
2.4.6

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