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i915: add stub dma-buf mmap callback.

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This just adds a stub for now, until we have some users in
place to test this functionality properly.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2012-05-29 15:11:22 +01:00
parent af56e0aa35
commit 2dad9d4d05
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/i915/i915_gem_dmabuf.c
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@ -93,6 +93,11 @@ static void i915_gem_dmabuf_kunmap(struct dma_buf *dma_buf, unsigned long page_n
}
static int i915_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma)
{
return -EINVAL;
}
static const struct dma_buf_ops i915_dmabuf_ops = {
.map_dma_buf = i915_gem_map_dma_buf,
.unmap_dma_buf = i915_gem_unmap_dma_buf,
@ -101,6 +106,7 @@ static const struct dma_buf_ops i915_dmabuf_ops = {
.kmap_atomic = i915_gem_dmabuf_kmap_atomic,
.kunmap = i915_gem_dmabuf_kunmap,
.kunmap_atomic = i915_gem_dmabuf_kunmap_atomic,
.mmap = i915_gem_dmabuf_mmap,
};
struct dma_buf *i915_gem_prime_export(struct drm_device *dev,