drm/tee_shm: Drop dma_buf_k(unmap) support

There's no in-tree users anymore.

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

diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 1b1a794..d0cbef9 100644 (file)
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -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,
 };

diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c
index 09ddcd0..937ac5a 100644 (file)
--- a/drivers/tee/tee_shm.c
+++ b/drivers/tee/tee_shm.c
@@ -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,
 };