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| author | Alex Deucher <alexander.deucher@amd.com> | 2012-05-10 18:33:13 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-05-23 10:47:11 +0100 |
| commit | 40f5cf996991577ec65d36cd3599cca7ec5d87d3 (patch) | |
| tree | 903797b4e09b9444450fb35b4101c1fd9b8530b0 /drivers/gpu/drm/radeon/radeon_object.c | |
| parent | 1286ff7397737e407cdd8e5cd574318db177ba1f (diff) | |
| download | lwn-40f5cf996991577ec65d36cd3599cca7ec5d87d3.tar.gz lwn-40f5cf996991577ec65d36cd3599cca7ec5d87d3.zip | |
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>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 1affbc954c56..830f1a7b486f 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -104,7 +104,7 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain) int radeon_bo_create(struct radeon_device *rdev, unsigned long size, int byte_align, bool kernel, u32 domain, - struct radeon_bo **bo_ptr) + struct sg_table *sg, struct radeon_bo **bo_ptr) { struct radeon_bo *bo; enum ttm_bo_type type; @@ -120,6 +120,8 @@ int radeon_bo_create(struct radeon_device *rdev, } if (kernel) { type = ttm_bo_type_kernel; + } else if (sg) { + type = ttm_bo_type_sg; } else { type = ttm_bo_type_device; } @@ -155,7 +157,7 @@ retry: mutex_lock(&rdev->vram_mutex); r = ttm_bo_init(&rdev->mman.bdev, &bo->tbo, size, type, &bo->placement, page_align, 0, !kernel, NULL, - acc_size, NULL, &radeon_ttm_bo_destroy); + acc_size, sg, &radeon_ttm_bo_destroy); mutex_unlock(&rdev->vram_mutex); if (unlikely(r != 0)) { if (r != -ERESTARTSYS) { |