*
**************************************************************************/
-#ifndef _VMWGFX_DRM_H_
-#define _VMWGFX_DRM_H_
+#ifndef __VMWGFX_DRM_H__
+#define __VMWGFX_DRM_H__
#define DRM_VMW_MAX_SURFACE_FACES 6
#define DRM_VMW_MAX_MIP_LEVELS 24
#define DRM_VMW_EXT_NAME_LEN 128
-#define DRM_VMW_GET_PARAM 1
-#define DRM_VMW_EXTENSION 2
-#define DRM_VMW_CREATE_CONTEXT 3
-#define DRM_VMW_UNREF_CONTEXT 4
-#define DRM_VMW_CREATE_SURFACE 5
-#define DRM_VMW_UNREF_SURFACE 6
-#define DRM_VMW_REF_SURFACE 7
-#define DRM_VMW_EXECBUF 8
-#define DRM_VMW_ALLOC_DMABUF 9
-#define DRM_VMW_UNREF_DMABUF 10
-#define DRM_VMW_FIFO_DEBUG 11
-#define DRM_VMW_FENCE_WAIT 12
-#define DRM_VMW_OVERLAY 13
-#define DRM_VMW_CURSOR_BYPASS 14
+#define DRM_VMW_GET_PARAM 0
+#define DRM_VMW_ALLOC_DMABUF 1
+#define DRM_VMW_UNREF_DMABUF 2
+#define DRM_VMW_CURSOR_BYPASS 3
+/* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/
+#define DRM_VMW_CONTROL_STREAM 4
+#define DRM_VMW_CLAIM_STREAM 5
+#define DRM_VMW_UNREF_STREAM 6
+/* guarded by DRM_VMW_PARAM_3D == 1 */
+#define DRM_VMW_CREATE_CONTEXT 7
+#define DRM_VMW_UNREF_CONTEXT 8
+#define DRM_VMW_CREATE_SURFACE 9
+#define DRM_VMW_UNREF_SURFACE 10
+#define DRM_VMW_REF_SURFACE 11
+#define DRM_VMW_EXECBUF 12
+#define DRM_VMW_FIFO_DEBUG 13
+#define DRM_VMW_FENCE_WAIT 14
+
/*************************************************************************/
/**
* DRM_VMW_GET_PARAM - get device information.
*
- * Currently we support only one parameter:
- *
* DRM_VMW_PARAM_FIFO_OFFSET:
* Offset to use to map the first page of the FIFO read-only.
* The fifo is mapped using the mmap() system call on the drm device.
+ *
+ * DRM_VMW_PARAM_OVERLAY_IOCTL:
+ * Does the driver support the overlay ioctl.
*/
-#define DRM_VMW_PARAM_FIFO_OFFSET 0
+#define DRM_VMW_PARAM_NUM_STREAMS 0
+#define DRM_VMW_PARAM_NUM_FREE_STREAMS 1
+#define DRM_VMW_PARAM_3D 2
+#define DRM_VMW_PARAM_FIFO_OFFSET 3
+#define DRM_VMW_PARAM_HW_CAPS 4
+#define DRM_VMW_PARAM_FIFO_CAPS 5
/**
* struct drm_vmw_getparam_arg
uint32_t pad64;
};
-/*************************************************************************/
-/**
- * DRM_VMW_EXTENSION - Query device extensions.
- */
-
-/**
- * struct drm_vmw_extension_rep
- *
- * @exists: The queried extension exists.
- * @driver_ioctl_offset: Ioctl number of the first ioctl in the extension.
- * @driver_sarea_offset: Offset to any space in the DRI SAREA
- * used by the extension.
- * @major: Major version number of the extension.
- * @minor: Minor version number of the extension.
- * @pl: Patch level version number of the extension.
- *
- * Output argument to the DRM_VMW_EXTENSION Ioctl.
- */
-
-struct drm_vmw_extension_rep {
- int32_t exists;
- uint32_t driver_ioctl_offset;
- uint32_t driver_sarea_offset;
- uint32_t major;
- uint32_t minor;
- uint32_t pl;
- uint32_t pad64;
-};
-
-/**
- * union drm_vmw_extension_arg
- *
- * @extension - Ascii name of the extension to be queried. //In
- * @rep - Reply as defined above. //Out
- *
- * Argument to the DRM_VMW_EXTENSION Ioctl.
- */
-
-union drm_vmw_extension_arg {
- char extension[DRM_VMW_EXT_NAME_LEN];
- struct drm_vmw_extension_rep rep;
-};
-
/*************************************************************************/
/**
* DRM_VMW_CREATE_CONTEXT - Create a host context.
* The size of the array should equal the total number of mipmap levels.
* @shareable: Boolean whether other clients (as identified by file descriptors)
* may reference this surface.
+ * @scanout: Boolean whether the surface is intended to be used as a
+ * scanout.
*
* Input data to the DRM_VMW_CREATE_SURFACE Ioctl.
* Output data from the DRM_VMW_REF_SURFACE Ioctl.
uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
uint64_t size_addr;
int32_t shareable;
- uint32_t pad64;
+ int32_t scanout;
};
/**
*
* @commands: User-space address of a command buffer cast to an uint64_t.
* @command-size: Size in bytes of the command buffer.
+ * @throttle-us: Sleep until software is less than @throttle_us
+ * microseconds ahead of hardware. The driver may round this value
+ * to the nearest kernel tick.
* @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an
* uint64_t.
+ * @version: Allows expanding the execbuf ioctl parameters without breaking
+ * backwards compatibility, since user-space will always tell the kernel
+ * which version it uses.
+ * @flags: Execbuf flags. None currently.
*
* Argument to the DRM_VMW_EXECBUF Ioctl.
*/
+#define DRM_VMW_EXECBUF_VERSION 0
+
struct drm_vmw_execbuf_arg {
uint64_t commands;
uint32_t command_size;
- uint32_t pad64;
+ uint32_t throttle_us;
uint64_t fence_rep;
+ uint32_t version;
+ uint32_t flags;
};
/**
/*************************************************************************/
/**
- * DRM_VMW_OVERLAY - Control overlays.
+ * DRM_VMW_CONTROL_STREAM - Control overlays, aka streams.
*
* This IOCTL controls the overlay units of the svga device.
* The SVGA overlay units does not work like regular hardware units in
};
/**
- * struct drm_vmw_overlay_arg
+ * struct drm_vmw_control_stream_arg
*
* @stream_id: Stearm to control
* @enabled: If false all following arguments are ignored.
* @src: Source rect, must be within the defined area above.
* @dst: Destination rect, x and y may be negative.
*
- * Argument to the DRM_VMW_OVERLAY Ioctl.
+ * Argument to the DRM_VMW_CONTROL_STREAM Ioctl.
*/
-struct drm_vmw_overlay_arg {
+struct drm_vmw_control_stream_arg {
uint32_t stream_id;
uint32_t enabled;
int32_t yhot;
};
+/*************************************************************************/
+/**
+ * DRM_VMW_CLAIM_STREAM - Claim a single stream.
+ */
+
+/**
+ * struct drm_vmw_context_arg
+ *
+ * @stream_id: Device unique context ID.
+ *
+ * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl.
+ * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl.
+ */
+
+struct drm_vmw_stream_arg {
+ uint32_t stream_id;
+ uint32_t pad64;
+};
+
+/*************************************************************************/
+/**
+ * DRM_VMW_UNREF_STREAM - Unclaim a stream.
+ *
+ * Return a single stream that was claimed by this process. Also makes
+ * sure that the stream has been stopped.
+ */
+
#endif