1 files changed, 48 insertions, 5 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index df95eb83dac6..ede5dccdf79f 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -236,23 +236,31 @@ int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data,
         return r;
 }
 
-int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
-                          struct drm_file *filp)
+int radeon_mode_dumb_mmap(struct drm_file *filp,
+                          struct drm_device *dev,
+                          uint32_t handle, uint64_t *offset_p)
 {
-        struct drm_radeon_gem_mmap *args = data;
         struct drm_gem_object *gobj;
         struct radeon_bo *robj;
 
-        gobj = drm_gem_object_lookup(dev, filp, args->handle);
+        gobj = drm_gem_object_lookup(dev, filp, handle);
         if (gobj == NULL) {
                 return -ENOENT;
         }
         robj = gobj->driver_private;
-        args->addr_ptr = radeon_bo_mmap_offset(robj);
+        *offset_p = radeon_bo_mmap_offset(robj);
         drm_gem_object_unreference_unlocked(gobj);
         return 0;
 }
 
+int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
+                          struct drm_file *filp)
+{
+        struct drm_radeon_gem_mmap *args = data;
+
+        return radeon_mode_dumb_mmap(filp, dev, args->handle, &args->addr_ptr);
+}
+
 int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
                           struct drm_file *filp)
 {
@@ -345,3 +353,38 @@ out:
         drm_gem_object_unreference_unlocked(gobj);
         return r;
 }
+
+int radeon_mode_dumb_create(struct drm_file *file_priv,
+                            struct drm_device *dev,
+                            struct drm_mode_create_dumb *args)
+{
+        struct radeon_device *rdev = dev->dev_private;
+        struct drm_gem_object *gobj;
+        int r;
+
+        args->pitch = radeon_align_pitch(rdev, args->width, args->bpp, 0) * ((args->bpp + 1) / 8);
+        args->size = args->pitch * args->height;
+        args->size = ALIGN(args->size, PAGE_SIZE);
+
+        r = radeon_gem_object_create(rdev, args->size, 0,
+                                     RADEON_GEM_DOMAIN_VRAM,
+                                     false, ttm_bo_type_device,
+                                     &gobj);
+        if (r)
+                return -ENOMEM;
+
+        r = drm_gem_handle_create(file_priv, gobj, &args->handle);
+        if (r) {
+                drm_gem_object_unreference_unlocked(gobj);
+                return r;
+        }
+        drm_gem_object_handle_unreference_unlocked(gobj);
+        return 0;
+}
+
+int radeon_mode_dumb_destroy(struct drm_file *file_priv,
+                             struct drm_device *dev,
+                             uint32_t handle)
+{
+        return drm_gem_handle_delete(file_priv, handle);
+}