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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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7
drivers/gpu/drm/radeon/radeon_object.h
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@ -111,9 +111,10 @@ extern int radeon_bo_wait(struct radeon_bo *bo, u32 *mem_type,
bool no_wait);
extern int radeon_bo_create(struct radeon_device *rdev,
unsigned long size, int byte_align,
bool kernel, u32 domain,
struct radeon_bo **bo_ptr);
unsigned long size, int byte_align,
bool kernel, u32 domain,
struct sg_table *sg,
struct radeon_bo **bo_ptr);
extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr);
extern void radeon_bo_kunmap(struct radeon_bo *bo);
extern void radeon_bo_unref(struct radeon_bo **bo);