diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 10 |
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); |