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drm/tee_shm: Drop dma_buf_k(unmap) support

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Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Jens Wiklander <jens.wiklander@linaro.org>
Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jens Wiklander <jens.wiklander@linaro.org>
Cc: tee-dev@lists.linaro.org
Link: https://patchwork.freedesktop.org/patch/msgid/20191118103536.17675-13-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2019-11-18 11:35:33 +01:00
parent 19d564adff
commit 42aa7c6eb3
2 changed files with 0 additions and 14 deletions
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8
drivers/misc/fastrpc.c
View File

@ -555,13 +555,6 @@ static void fastrpc_dma_buf_detatch(struct dma_buf *dmabuf,
kfree(a);
}
static void *fastrpc_kmap(struct dma_buf *dmabuf, unsigned long pgnum)
{
struct fastrpc_buf *buf = dmabuf->priv;
return buf->virt ? buf->virt + pgnum * PAGE_SIZE : NULL;
}
static void *fastrpc_vmap(struct dma_buf *dmabuf)
{
struct fastrpc_buf *buf = dmabuf->priv;
@ -585,7 +578,6 @@ static const struct dma_buf_ops fastrpc_dma_buf_ops = {
.map_dma_buf = fastrpc_map_dma_buf,
.unmap_dma_buf = fastrpc_unmap_dma_buf,
.mmap = fastrpc_mmap,
.map = fastrpc_kmap,
.vmap = fastrpc_vmap,
.release = fastrpc_release,
};

6
drivers/tee/tee_shm.c
View File

@ -71,11 +71,6 @@ static void tee_shm_op_release(struct dma_buf *dmabuf)
tee_shm_release(shm);
}
static void *tee_shm_op_map(struct dma_buf *dmabuf, unsigned long pgnum)
{
return NULL;
}
static int tee_shm_op_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma)
{
struct tee_shm *shm = dmabuf->priv;
@ -93,7 +88,6 @@ static const struct dma_buf_ops tee_shm_dma_buf_ops = {
.map_dma_buf = tee_shm_op_map_dma_buf,
.unmap_dma_buf = tee_shm_op_unmap_dma_buf,
.release = tee_shm_op_release,
.map = tee_shm_op_map,
.mmap = tee_shm_op_mmap,
};