diff options
| author | Sinclair Yeh <syeh@vmware.com> | 2017-07-17 10:03:48 -0600 |
|---|---|---|
| committer | Brian Paul <brianp@vmware.com> | 2017-07-17 10:09:25 -0600 |
| commit | 4da543e30acbc8fdbb7f67f57f728e8e6f2c9e91 (patch) | |
| tree | 8e3efcb13f3901ea4bb78bf48ebc05e58202db2c /src/gallium | |
| parent | 2431cccad1ec8d3fd75f2aec657ce1e57a194ab3 (diff) | |
winsys/svga/drm: Create winsys interface for Fence FD
The new interfaces will be used to enable
EGL_ANDROID_native_fence_sync.
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/svga/svga_winsys.h | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/src/gallium/drivers/svga/svga_winsys.h b/src/gallium/drivers/svga/svga_winsys.h index c785b4f748a..e74d1ca4d72 100644 --- a/src/gallium/drivers/svga/svga_winsys.h +++ b/src/gallium/drivers/svga/svga_winsys.h @@ -86,7 +86,8 @@ struct winsys_handle; #define SVGA_QUERY_FLAG_SET (1 << 0) #define SVGA_QUERY_FLAG_REF (1 << 1) -#define SVGA_HINT_FLAG_CAN_PRE_FLUSH (1 << 0) /* Can preemptively flush */ +#define SVGA_HINT_FLAG_CAN_PRE_FLUSH (1 << 0) /* Can preemptively flush */ +#define SVGA_HINT_FLAG_EXPORT_FENCE_FD (1 << 1) /* Export a Fence FD */ /** * SVGA mks statistics info @@ -374,6 +375,11 @@ struct svga_winsys_context uint32 hints; /** + * File descriptor for imported fence + */ + int32 imported_fence_fd; + + /** ** BEGIN new functions for guest-backed surfaces. **/ @@ -635,6 +641,31 @@ struct svga_winsys_screen uint64_t timeout, unsigned flag ); + /** + * Get the file descriptor associated with the fence + * \param duplicate duplicate the fd before returning it + * \return zero on success. + */ + int (*fence_get_fd)( struct svga_winsys_screen *sws, + struct pipe_fence_handle *fence, + boolean duplicate ); + + /** + * Create a fence using the given file descriptor + * \return zero on success. + */ + void (*fence_create_fd)( struct svga_winsys_screen *sws, + struct pipe_fence_handle **fence, + int32_t fd ); + + /** + * Accumulates fence FD from other devices into the current context + * \param context_fd FD the context will be waiting on + * \return zero on success + */ + int (*fence_server_sync)( struct svga_winsys_screen *sws, + int32_t *context_fd, + struct pipe_fence_handle *fence ); /** ** BEGIN new functions for guest-backed surfaces. @@ -726,6 +757,7 @@ struct svga_winsys_screen boolean have_generate_mipmap_cmd; boolean have_set_predication_cmd; boolean have_transfer_from_buffer_cmd; + boolean have_fence_fd; }; |