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authorDave Airlie <airlied@redhat.com>2014-09-03 13:39:47 +1000
committerDave Airlie <airlied@redhat.com>2014-09-03 13:39:47 +1000
commit0977f906791f0cea689bd2ccd5289e2258f015a5 (patch)
tree5909a8be311a09d3bfb4f089c01e639d9321473d /drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
parent46712cc9596746d4da2bf6a90502b76823a3bc6c (diff)
parentf01ea0c3d9db536c64d47922716d8b3b8f21d850 (diff)
Merge branch 'vmwgfx-fixes-3.17' of git://people.freedesktop.org/~thomash/linux into drm-fixes
Two vmwgfx fixes, marked for stable as well * 'vmwgfx-fixes-3.17' of git://people.freedesktop.org/~thomash/linux: drm/vmwgfx: Fix a potential infinite spin waiting for fifo idle drm/vmwgfx: Fix an incorrect OOM return value
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 6ccd993e26b..6eae14d2a3f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -180,8 +180,9 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
mutex_lock(&dev_priv->hw_mutex);
+ vmw_write(dev_priv, SVGA_REG_SYNC, SVGA_SYNC_GENERIC);
while (vmw_read(dev_priv, SVGA_REG_BUSY) != 0)
- vmw_write(dev_priv, SVGA_REG_SYNC, SVGA_SYNC_GENERIC);
+ ;
dev_priv->last_read_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);