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drm/radeon: add PRIME support (v2)

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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>
This commit is contained in:
Alex Deucher
2012-05-10 18:33:13 -04:00
committed by Dave Airlie
parent 1286ff7397
commit 40f5cf9969
17 changed files with 232 additions and 25 deletions
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4
drivers/gpu/drm/radeon/r600.c
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@@ -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;