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drm/vmwgfx: Delete mmaping functions 

No need for stubs, dma-buf.c takes care of that.

Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: VMware Graphics <linux-graphics-maintainer@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191118103536.17675-11-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2019-11-18 11:35:31 +01:00
parent 7f0de8d808
commit 43b8df6140
1 changed files with 0 additions and 33 deletions
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33
drivers/gpu/drm/vmwgfx/vmwgfx_prime.c
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@ -62,45 +62,12 @@ static void vmw_prime_unmap_dma_buf(struct dma_buf_attachment *attach,
{
}
static void *vmw_prime_dmabuf_vmap(struct dma_buf *dma_buf)
{
return NULL;
}
static void vmw_prime_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr)
{
}
static void *vmw_prime_dmabuf_kmap(struct dma_buf *dma_buf,
unsigned long page_num)
{
return NULL;
}
static void vmw_prime_dmabuf_kunmap(struct dma_buf *dma_buf,
unsigned long page_num, void *addr)
{
}
static int vmw_prime_dmabuf_mmap(struct dma_buf *dma_buf,
struct vm_area_struct *vma)
{
WARN_ONCE(true, "Attempted use of dmabuf mmap. Bad.\n");
return -ENOSYS;
}
const struct dma_buf_ops vmw_prime_dmabuf_ops = {
.attach = vmw_prime_map_attach,
.detach = vmw_prime_map_detach,
.map_dma_buf = vmw_prime_map_dma_buf,
.unmap_dma_buf = vmw_prime_unmap_dma_buf,
.release = NULL,
.map = vmw_prime_dmabuf_kmap,
.unmap = vmw_prime_dmabuf_kunmap,
.mmap = vmw_prime_dmabuf_mmap,
.vmap = vmw_prime_dmabuf_vmap,
.vunmap = vmw_prime_dmabuf_vunmap,
};
int vmw_prime_fd_to_handle(struct drm_device *dev,