1 files changed, 45 insertions, 11 deletions

diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.c b/src/gallium/winsys/drm/radeon/core/radeon_drm.c
index 428d3f65a1..8561e124d0 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_drm.c
+++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.c
@@ -29,9 +29,11 @@
  */
 
 #include "radeon_drm.h"
+#include "trace/tr_drm.h"
 
 /* Create a pipe_screen. */
-struct pipe_screen* radeon_create_screen(int drmFB,
+struct pipe_screen* radeon_create_screen(struct drm_api* api,
+                                         int drmFB,
 					 struct drm_create_screen_arg *arg)
 {
     struct radeon_winsys* winsys = radeon_pipe_winsys(drmFB);
@@ -46,7 +48,8 @@ struct pipe_screen* radeon_create_screen(int drmFB,
 }
 
 /* Create a pipe_context. */
-struct pipe_context* radeon_create_context(struct pipe_screen* screen)
+struct pipe_context* radeon_create_context(struct drm_api* api,
+                                           struct pipe_screen* screen)
 {
     if (getenv("RADEON_SOFTPIPE")) {
         return radeon_create_softpipe(screen->winsys);
@@ -55,16 +58,19 @@ struct pipe_context* radeon_create_context(struct pipe_screen* screen)
     }
 }
 
-boolean radeon_buffer_from_texture(struct pipe_texture* texture,
+boolean radeon_buffer_from_texture(struct drm_api* api,
+                                   struct pipe_texture* texture,
                                    struct pipe_buffer** buffer,
                                    unsigned* stride)
 {
-    return FALSE;
+    /* XXX fix this */
+    return r300_get_texture_buffer(texture, buffer, stride);
 }
 
 /* Create a buffer from a handle. */
 /* XXX what's up with name? */
-struct pipe_buffer* radeon_buffer_from_handle(struct pipe_screen* screen,
+struct pipe_buffer* radeon_buffer_from_handle(struct drm_api* api,
+                                              struct pipe_screen* screen,
                                               const char* name,
                                               unsigned handle)
 {
@@ -91,7 +97,8 @@ struct pipe_buffer* radeon_buffer_from_handle(struct pipe_screen* screen,
     return &radeon_buffer->base;
 }
 
-boolean radeon_handle_from_buffer(struct pipe_screen* screen,
+boolean radeon_handle_from_buffer(struct drm_api* api,
+                                  struct pipe_screen* screen,
                                   struct pipe_buffer* buffer,
                                   unsigned* handle)
 {
@@ -101,23 +108,50 @@ boolean radeon_handle_from_buffer(struct pipe_screen* screen,
     return TRUE;
 }
 
-boolean radeon_global_handle_from_buffer(struct pipe_screen* screen,
+boolean radeon_global_handle_from_buffer(struct drm_api* api,
+                                         struct pipe_screen* screen,
                                          struct pipe_buffer* buffer,
                                          unsigned* handle)
 {
-    /* XXX WTF is the difference here? global? */
+    int retval, fd;
+    struct drm_gem_flink flink;
     struct radeon_pipe_buffer* radeon_buffer =
         (struct radeon_pipe_buffer*)buffer;
-    *handle = radeon_buffer->bo->handle;
+
+    if (!radeon_buffer->flinked) {
+        fd = ((struct radeon_winsys*)screen->winsys)->priv->fd;
+
+        flink.handle = radeon_buffer->bo->handle;
+
+        retval = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink);
+        if (retval) {
+            debug_printf("radeon: DRM_IOCTL_GEM_FLINK failed, error %d\n",
+                    retval);
+            return FALSE;
+        }
+
+        radeon_buffer->flink = flink.name;
+        radeon_buffer->flinked = TRUE;
+    }
+
+    *handle = radeon_buffer->flink;
     return TRUE;
 }
 
 struct drm_api drm_api_hooks = {
     .create_screen = radeon_create_screen,
     .create_context = radeon_create_context,
-    /* XXX fix this */
-    .buffer_from_texture = r300_get_texture_buffer,
+    .buffer_from_texture = radeon_buffer_from_texture,
     .buffer_from_handle = radeon_buffer_from_handle,
     .handle_from_buffer = radeon_handle_from_buffer,
     .global_handle_from_buffer = radeon_global_handle_from_buffer,
 };
+
+struct drm_api* drm_api_create()
+{
+#ifdef DEBUG
+    return trace_drm_create(&drm_api_hooks);
+#else
+    return &drm_api_hooks;
+#endif
+}