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/r600.c b/drivers/gpu/drm/radeon/r600.c
index ab5d6f2a06c2..f388a1d73b63 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1231,7 +1231,7 @@ int r600_vram_scratch_init(struct radeon_device *rdev)
         if (rdev->vram_scratch.robj == NULL) {
                 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE,
                                      PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
-                                     &rdev->vram_scratch.robj);
+                                     NULL, &rdev->vram_scratch.robj);
                 if (r) {
                         return r;
                 }
@@ -2769,7 +2769,7 @@ int r600_ih_ring_alloc(struct radeon_device *rdev)
                 r = radeon_bo_create(rdev, rdev->ih.ring_size,
                                      PAGE_SIZE, true,
                                      RADEON_GEM_DOMAIN_GTT,
-                                     &rdev->ih.ring_obj);
+                                     NULL, &rdev->ih.ring_obj);
                 if (r) {
                         DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
                         return r;