From: Calvin Owens <jcalvinowens@gmail.com>
To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Cc: Ben Skeggs <bskeggs@redhat.com>, Calvin Owens <jcalvinowens@gmail.com>
Subject: [PATCH] nouveau: Fix unconditional return waiting on memory
Date: Thu, 21 Mar 2013 13:10:12 -0500 [thread overview]
Message-ID: <514B4D04.6070007@Gmail.com> (raw)
Typo in nv50_display_flip_wait allows page flipping to run ahead before
memory has time to settle.
Signed-off-by: Calvin Owens <jcalvinowens@gmail.com>
---
drivers/gpu/drm/nouveau/nv50_display.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 2db5799..96bc2f3 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -479,7 +479,7 @@ nv50_display_flip_wait(void *data)
{
struct nv50_display_flip *flip = data;
if (nouveau_bo_rd32(flip->disp->sync, flip->chan->addr / 4) ==
- flip->chan->data);
+ flip->chan->data)
return true;
usleep_range(1, 2);
return false;
--
1.7.3.4
reply other threads:[~2013-03-21 18:10 UTC|newest]
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