Nobody uses this interface externally. Drop it.
Signed-off-by: Laura Abbott <labb...@redhat.com>
---
drivers/staging/android/ion/ion.c | 59 ---------------------------------------
1 file changed, 59 deletions(-)
diff --git a/drivers/staging/android/ion/ion.c
b/drivers/staging/android/ion/ion.c
index 7d40233..5a82bea 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -424,22 +424,6 @@ static void *ion_buffer_kmap_get(struct ion_buffer *buffer)
return vaddr;
}
-static void *ion_handle_kmap_get(struct ion_handle *handle)
-{
- struct ion_buffer *buffer = handle->buffer;
- void *vaddr;
-
- if (handle->kmap_cnt) {
- handle->kmap_cnt++;
- return buffer->vaddr;
- }
- vaddr = ion_buffer_kmap_get(buffer);
- if (IS_ERR(vaddr))
- return vaddr;
- handle->kmap_cnt++;
- return vaddr;
-}
-
static void ion_buffer_kmap_put(struct ion_buffer *buffer)
{
buffer->kmap_cnt--;
@@ -462,49 +446,6 @@ static void ion_handle_kmap_put(struct ion_handle *handle)
ion_buffer_kmap_put(buffer);
}
-void *ion_map_kernel(struct ion_client *client, struct ion_handle *handle)
-{
- struct ion_buffer *buffer;
- void *vaddr;
-
- mutex_lock(&client->lock);
- if (!ion_handle_validate(client, handle)) {
- pr_err("%s: invalid handle passed to map_kernel.\n",
- __func__);
- mutex_unlock(&client->lock);
- return ERR_PTR(-EINVAL);
- }
-
- buffer = handle->buffer;
-
- if (!handle->buffer->heap->ops->map_kernel) {
- pr_err("%s: map_kernel is not implemented by this heap.\n",
- __func__);
- mutex_unlock(&client->lock);
- return ERR_PTR(-ENODEV);
- }
-
- mutex_lock(&buffer->lock);
- vaddr = ion_handle_kmap_get(handle);
- mutex_unlock(&buffer->lock);
- mutex_unlock(&client->lock);
- return vaddr;
-}
-EXPORT_SYMBOL(ion_map_kernel);
-
-void ion_unmap_kernel(struct ion_client *client, struct ion_handle *handle)
-{
- struct ion_buffer *buffer;
-
- mutex_lock(&client->lock);
- buffer = handle->buffer;
- mutex_lock(&buffer->lock);
- ion_handle_kmap_put(handle);
- mutex_unlock(&buffer->lock);
- mutex_unlock(&client->lock);
-}
-EXPORT_SYMBOL(ion_unmap_kernel);
-
static struct mutex debugfs_mutex;
static struct rb_root *ion_root_client;
static int is_client_alive(struct ion_client *client)
--
2.7.4
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