1 files changed, 56 insertions, 0 deletions

diff --git a/drivers/gpu/drm/msm/msm_gem_prime.c b/drivers/gpu/drm/msm/msm_gem_prime.c
new file mode 100644
index 000000000000..d48f9fc5129b
--- /dev/null
+++ b/drivers/gpu/drm/msm/msm_gem_prime.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2013 Red Hat
+ * Author: Rob Clark <robdclark@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "msm_drv.h"
+#include "msm_gem.h"
+
+
+struct sg_table *msm_gem_prime_get_sg_table(struct drm_gem_object *obj)
+{
+        struct msm_gem_object *msm_obj = to_msm_bo(obj);
+        BUG_ON(!msm_obj->sgt);  /* should have already pinned! */
+        return msm_obj->sgt;
+}
+
+void *msm_gem_prime_vmap(struct drm_gem_object *obj)
+{
+        return msm_gem_vaddr(obj);
+}
+
+void msm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr)
+{
+        /* TODO msm_gem_vunmap() */
+}
+
+struct drm_gem_object *msm_gem_prime_import_sg_table(struct drm_device *dev,
+                size_t size, struct sg_table *sg)
+{
+        return msm_gem_import(dev, size, sg);
+}
+
+int msm_gem_prime_pin(struct drm_gem_object *obj)
+{
+        if (!obj->import_attach)
+                msm_gem_get_pages(obj);
+        return 0;
+}
+
+void msm_gem_prime_unpin(struct drm_gem_object *obj)
+{
+        if (!obj->import_attach)
+                msm_gem_put_pages(obj);
+}