pipe-loader: rework the sw backend

Move the winsys into the pipe-target, similar to the hardware
pipe-driver.

v2:
 - move int declaration outside of loop (Brian)
 - fold the teardown into a goto + separate function.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Acked-by: Rob Clark <robclark@freedesktop.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/src/gallium/include/state_tracker/sw_driver.h b/src/gallium/include/state_tracker/sw_driver.h
new file mode 100644
index 0000000..0eb2b44
--- /dev/null
+++ b/src/gallium/include/state_tracker/sw_driver.h
@@ -0,0 +1,21 @@
+
+#ifndef _SW_DRIVER_H_
+#define _SW_DRIVER_H_
+
+#include "pipe/p_compiler.h"
+
+struct pipe_screen;
+struct sw_winsys;
+
+struct sw_driver_descriptor
+{
+   struct pipe_screen *(*create_screen)(struct sw_winsys *ws);
+   struct {
+       const char * const name;
+       struct sw_winsys *(*create_winsys)();
+   } winsys[];
+};
+
+extern struct sw_driver_descriptor swrast_driver_descriptor;
+
+#endif