From mboxrd@z Thu Jan 1 00:00:00 1970 From: Calvin Owens Subject: [PATCH] nouveau: Fix unconditional return waiting on memory Date: Thu, 21 Mar 2013 13:10:12 -0500 Message-ID: <514B4D04.6070007@Gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Ben Skeggs , Calvin Owens List-Id: dri-devel@lists.freedesktop.org Typo in nv50_display_flip_wait allows page flipping to run ahead before memory has time to settle. Signed-off-by: Calvin Owens --- 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