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| author | Dave Airlie <airlied@redhat.com> | 2012-05-29 15:11:55 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-05-31 13:13:37 +0100 |
| commit | e1bbc4bff928ed152a1aef2a4b80a65eccc0ce63 (patch) | |
| tree | b9642c7a07ad6e179737399836c720208be8a596 /drivers | |
| parent | 2dad9d4d057a080a4ad59c705b3e388af6794576 (diff) | |
| download | linux-e1bbc4bff928ed152a1aef2a4b80a65eccc0ce63.tar.bz2 | |
nouveau: add stub dma-buf mmap functionality.
This just adds a stub until we have some users in place to test
this with.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_prime.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_prime.c b/drivers/gpu/drm/nouveau/nouveau_prime.c index c58aab7370c5..e2bcd4e54654 100644 --- a/drivers/gpu/drm/nouveau/nouveau_prime.c +++ b/drivers/gpu/drm/nouveau/nouveau_prime.c @@ -61,6 +61,11 @@ static void nouveau_gem_kunmap(struct dma_buf *dma_buf, unsigned long page_num, } +static int nouveau_gem_prime_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) +{ + return -EINVAL; +} + static const struct dma_buf_ops nouveau_dmabuf_ops = { .map_dma_buf = nouveau_gem_map_dma_buf, .unmap_dma_buf = nouveau_gem_unmap_dma_buf, @@ -69,6 +74,7 @@ static const struct dma_buf_ops nouveau_dmabuf_ops = { .kmap_atomic = nouveau_gem_kmap_atomic, .kunmap = nouveau_gem_kunmap, .kunmap_atomic = nouveau_gem_kunmap_atomic, + .mmap = nouveau_gem_prime_mmap, }; static int |