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vmwgfx: Add fence events

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Add a way to send DRM events down the gpu fifo by attaching them to
fence objects. This may be useful for Xserver swapbuffer throttling and
page-flip done notifications.

Bump version to 2.2 to signal the availability of the FENCE_EVENT ioctl.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Thomas Hellstrom
2011-10-10 12:23:26 +02:00
committed by Dave Airlie
parent 8bf445cee3
commit 57c5ee79ac
8 changed files with 644 additions and 49 deletions
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2
drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
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@@ -1057,7 +1057,7 @@ int vmw_execbuf_fence_commands(struct drm_file *file_priv,
* object so we wait for it immediately, and then unreference the
* user-space reference.
*/
static void
void
vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
struct vmw_fpriv *vmw_fp,
int ret,