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| author | Dave Airlie <airlied@redhat.com> | 2012-05-29 15:12:24 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-05-31 13:13:38 +0100 |
| commit | 946c7491b37704016cdbba60915d1de2c79c3b57 (patch) | |
| tree | b2bc462d55b2e81b21544fe47676b4642eca8d28 /drivers/gpu/drm/radeon/radeon_prime.c | |
| parent | e1bbc4bff928ed152a1aef2a4b80a65eccc0ce63 (diff) | |
| download | linux-946c7491b37704016cdbba60915d1de2c79c3b57.tar.bz2 | |
radeon: add stub dma-buf mmap functionality
This just adds a stub until we have pieces in place to test
a correct one.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_prime.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_prime.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index b8f835d8ecb4..37ff6bfb8c72 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -85,6 +85,11 @@ static void radeon_gem_kunmap(struct dma_buf *dma_buf, unsigned long page_num, v } +static int radeon_gem_prime_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) +{ + return -EINVAL; +} + const static struct dma_buf_ops radeon_dmabuf_ops = { .map_dma_buf = radeon_gem_map_dma_buf, .unmap_dma_buf = radeon_gem_unmap_dma_buf, @@ -93,6 +98,7 @@ const static struct dma_buf_ops radeon_dmabuf_ops = { .kmap_atomic = radeon_gem_kmap_atomic, .kunmap = radeon_gem_kunmap, .kunmap_atomic = radeon_gem_kunmap_atomic, + .mmap = radeon_gem_prime_mmap, }; static int radeon_prime_create(struct drm_device *dev, |