drm/radeon: add PRIME support (v2)

This adds prime->fd and fd->prime support to radeon.
It passes the sg object to ttm and then populates
the gart entries using it.

Compile tested only.

v2: stub kmap + use new helpers + add reimporting

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index a5dee76f4eb..493a7be7530 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -390,8 +390,8 @@ int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsig
         /* Allocate ring buffer */
         if (ring->ring_obj == NULL) {
                 r = radeon_bo_create(rdev, ring->ring_size, PAGE_SIZE, true,
-                                        RADEON_GEM_DOMAIN_GTT,
-                                        &ring->ring_obj);
+                                     RADEON_GEM_DOMAIN_GTT,
+                                     NULL, &ring->ring_obj);
                 if (r) {
                         dev_err(rdev->dev, "(%d) ring create failed\n", r);
                         return r;