#include "i915_drv.h"
#include <linux/dma-buf.h>
+static struct drm_i915_gem_object *dma_buf_to_obj(struct dma_buf *buf)
+{
+ return to_intel_bo(buf->priv);
+}
+
static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachment,
enum dma_data_direction dir)
{
- struct drm_i915_gem_object *obj = attachment->dmabuf->priv;
+ struct drm_i915_gem_object *obj = dma_buf_to_obj(attachment->dmabuf);
struct sg_table *st;
struct scatterlist *src, *dst;
int ret, i;
struct sg_table *sg,
enum dma_data_direction dir)
{
- struct drm_i915_gem_object *obj = attachment->dmabuf->priv;
+ struct drm_i915_gem_object *obj = dma_buf_to_obj(attachment->dmabuf);
mutex_lock(&obj->base.dev->struct_mutex);
static void *i915_gem_dmabuf_vmap(struct dma_buf *dma_buf)
{
- struct drm_i915_gem_object *obj = dma_buf->priv;
+ struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf);
struct drm_device *dev = obj->base.dev;
struct sg_page_iter sg_iter;
struct page **pages;
static void i915_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr)
{
- struct drm_i915_gem_object *obj = dma_buf->priv;
+ struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf);
struct drm_device *dev = obj->base.dev;
int ret;
static int i915_gem_begin_cpu_access(struct dma_buf *dma_buf, size_t start, size_t length, enum dma_data_direction direction)
{
- struct drm_i915_gem_object *obj = dma_buf->priv;
+ struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf);
struct drm_device *dev = obj->base.dev;
int ret;
bool write = (direction == DMA_BIDIRECTIONAL || direction == DMA_TO_DEVICE);
struct dma_buf *i915_gem_prime_export(struct drm_device *dev,
struct drm_gem_object *gem_obj, int flags)
{
- struct drm_i915_gem_object *obj = to_intel_bo(gem_obj);
-
- return dma_buf_export(obj, &i915_dmabuf_ops, obj->base.size, flags);
+ return dma_buf_export(gem_obj, &i915_dmabuf_ops, gem_obj->size, flags);
}
static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj)
/* is this one of own objects? */
if (dma_buf->ops == &i915_dmabuf_ops) {
- obj = dma_buf->priv;
+ obj = dma_buf_to_obj(dma_buf);
/* is it from our device? */
if (obj->base.dev == dev) {
/*