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authorDavid S. Miller <davem@davemloft.net>2010-06-26 10:27:00 -0700
committerDavid S. Miller <davem@davemloft.net>2010-06-26 10:27:00 -0700
commitc67dda14389205f0a223c5089307495290939b3b (patch)
treefad0bb26b28703d02a22ebdd44d94eabac4a2ade /drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
parent43bc2db47292a824152145253b1dd2847e7312a3 (diff)
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index dbd36b8910cf..8e396850513c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -644,6 +644,7 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
ret = copy_from_user(cmd, user_cmd, arg->command_size);
if (unlikely(ret != 0)) {
+ ret = -EFAULT;
DRM_ERROR("Failed copying commands.\n");
goto out_commit;
}
@@ -669,6 +670,15 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
goto out_err;
vmw_apply_relocations(sw_context);
+
+ if (arg->throttle_us) {
+ ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.fence_queue,
+ arg->throttle_us);
+
+ if (unlikely(ret != 0))
+ goto out_err;
+ }
+
vmw_fifo_commit(dev_priv, arg->command_size);
ret = vmw_fifo_send_fence(dev_priv, &sequence);