V4L/DVB (7566): videobuf-dvb: allow its usage with videobuf-vmalloc

videobuf-dvb were still using a function that were videobuf-dma-sg
dependent. This patch creates a generic handler for this function. This
way, videobuf-dvb can now work with all videobuf implementations.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

2 files changed, 14 insertions, 8 deletions

diff --git a/include/media/videobuf-core.h b/include/media/videobuf-core.h
index 377a6c6e931b..5b39a22533fe 100644
--- a/include/media/videobuf-core.h
+++ b/include/media/videobuf-core.h
@@ -13,6 +13,9 @@
  * the Free Software Foundation; either version 2
  */
 
+#ifndef _VIDEOBUF_CORE_H
+#define _VIDEOBUF_CORE_H
+
 #include <linux/poll.h>
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
 #include <linux/videodev.h>
@@ -123,7 +126,8 @@ struct videobuf_queue_ops {
 struct videobuf_qtype_ops {
         u32                     magic;
 
-        void* (*alloc)          (size_t size);
+        void *(*alloc)          (size_t size);
+        void *(*vmalloc)        (struct videobuf_buffer *buf);
         int (*iolock)           (struct videobuf_queue* q,
                                  struct videobuf_buffer *vb,
                                  struct v4l2_framebuffer *fbuf);
@@ -185,6 +189,10 @@ int videobuf_iolock(struct videobuf_queue* q, struct videobuf_buffer *vb,
 
 void *videobuf_alloc(struct videobuf_queue* q);
 
+/* Used on videobuf-dvb */
+void *videobuf_queue_to_vmalloc (struct videobuf_queue* q,
+                                 struct videobuf_buffer *buf);
+
 void videobuf_queue_core_init(struct videobuf_queue *q,
                          struct videobuf_queue_ops *ops,
                          struct device *dev,
@@ -233,10 +241,4 @@ int videobuf_mmap_free(struct videobuf_queue *q);
 int videobuf_mmap_mapper(struct videobuf_queue *q,
                          struct vm_area_struct *vma);
 
-/* --------------------------------------------------------------------- */
-
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+#endif
diff --git a/include/media/videobuf-vmalloc.h b/include/media/videobuf-vmalloc.h
index ec63ab0fab93..aed39460c154 100644
--- a/include/media/videobuf-vmalloc.h
+++ b/include/media/videobuf-vmalloc.h
@@ -12,6 +12,8 @@
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2
  */
+#ifndef _VIDEOBUF_VMALLOC_H
+#define _VIDEOBUF_VMALLOC_H
 
 #include <media/videobuf-core.h>
 
@@ -39,3 +41,5 @@ void videobuf_queue_vmalloc_init(struct videobuf_queue* q,
 void *videobuf_to_vmalloc (struct videobuf_buffer *buf);
 
 void videobuf_vmalloc_free (struct videobuf_buffer *buf);
+
+#endif