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drm/nouveau: fix unconditional return waiting on memory
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
gpu
/
drm
/
nouveau
/
nv50_display.c
diff --git
a/drivers/gpu/drm/nouveau/nv50_display.c
b/drivers/gpu/drm/nouveau/nv50_display.c
index 7f0e6c3f37d1fae4983bd6d8270364e52f00fc30..1ddc03e51bf47789b65992db64a3784cf0dad424 100644
(file)
--- 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;