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| author | James Morris <james.l.morris@oracle.com> | 2017-11-29 12:47:41 +1100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-11-29 12:47:41 +1100 |
| commit | cf40a76e7d5874bb25f4404eecc58a2e033af885 (patch) | |
| tree | 8fd81cbea03c87b3d41d7ae5b1d11eadd35d6ef5 /drivers/media/v4l2-core/videobuf2-vmalloc.c | |
| parent | ab5348c9c23cd253f5902980d2d8fe067dc24c82 (diff) | |
| parent | 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff) | |
Merge tag 'v4.15-rc1' into next-seccomp
Linux 4.15-rc1
Diffstat (limited to 'drivers/media/v4l2-core/videobuf2-vmalloc.c')
| -rw-r--r-- | drivers/media/v4l2-core/videobuf2-vmalloc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c index b337d780844c..3a7c80cd1a17 100644 --- a/drivers/media/v4l2-core/videobuf2-vmalloc.c +++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c @@ -87,7 +87,8 @@ static void *vb2_vmalloc_get_userptr(struct device *dev, unsigned long vaddr, buf->dma_dir = dma_dir; offset = vaddr & ~PAGE_MASK; buf->size = size; - vec = vb2_create_framevec(vaddr, size, dma_dir == DMA_FROM_DEVICE); + vec = vb2_create_framevec(vaddr, size, dma_dir == DMA_FROM_DEVICE || + dma_dir == DMA_BIDIRECTIONAL); if (IS_ERR(vec)) { ret = PTR_ERR(vec); goto fail_pfnvec_create; @@ -137,7 +138,8 @@ static void vb2_vmalloc_put_userptr(void *buf_priv) pages = frame_vector_pages(buf->vec); if (vaddr) vm_unmap_ram((void *)vaddr, n_pages); - if (buf->dma_dir == DMA_FROM_DEVICE) + if (buf->dma_dir == DMA_FROM_DEVICE || + buf->dma_dir == DMA_BIDIRECTIONAL) for (i = 0; i < n_pages; i++) set_page_dirty_lock(pages[i]); } else { @@ -338,7 +340,7 @@ static int vb2_vmalloc_dmabuf_ops_mmap(struct dma_buf *dbuf, return vb2_vmalloc_mmap(dbuf->priv, vma); } -static struct dma_buf_ops vb2_vmalloc_dmabuf_ops = { +static const struct dma_buf_ops vb2_vmalloc_dmabuf_ops = { .attach = vb2_vmalloc_dmabuf_ops_attach, .detach = vb2_vmalloc_dmabuf_ops_detach, .map_dma_buf = vb2_vmalloc_dmabuf_ops_map, |