V4L/DVB (7237): Convert videobuf-dma-sg to generic DMA API

videobuf-dma-sg does not need to depend on PCI. Switch it to using generic
DMA API, convert all affected drivers, relax Kconfig restriction, improve
compile-time type checking, fix some Coding Style violations while at it.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 7 insertions, 7 deletions

diff --git a/include/media/videobuf-dma-sg.h b/include/media/videobuf-dma-sg.h
index 38105031db23..b6ab08045de6 100644
--- a/include/media/videobuf-dma-sg.h
+++ b/include/media/videobuf-dma-sg.h
@@ -1,5 +1,5 @@
 /*
- * helper functions for PCI DMA video4linux capture buffers
+ * helper functions for SG DMA video4linux capture buffers
  *
  * The functions expect the hardware being able to scatter gatter
  * (i.e. the buffers are not linear in physical memory, but fragmented
@@ -81,7 +81,7 @@ struct videobuf_dmabuf {
         int                 direction;
 };
 
-struct videbuf_pci_sg_memory
+struct videobuf_dma_sg_memory
 {
         u32                 magic;
 
@@ -103,11 +103,11 @@ int videobuf_dma_sync(struct videobuf_queue* q,struct videobuf_dmabuf *dma);
 int videobuf_dma_unmap(struct videobuf_queue* q,struct videobuf_dmabuf *dma);
 struct videobuf_dmabuf *videobuf_to_dma (struct videobuf_buffer *buf);
 
-void *videobuf_pci_alloc (size_t size);
+void *videobuf_sg_alloc(size_t size);
 
-void videobuf_queue_pci_init(struct videobuf_queue* q,
+void videobuf_queue_sg_init(struct videobuf_queue* q,
                          struct videobuf_queue_ops *ops,
-                         void *dev,
+                         struct device *dev,
                          spinlock_t *irqlock,
                          enum v4l2_buf_type type,
                          enum v4l2_field field,
@@ -117,6 +117,6 @@ void videobuf_queue_pci_init(struct videobuf_queue* q,
         /*FIXME: these variants are used only on *-alsa code, where videobuf is
          * used without queue
          */
-int videobuf_pci_dma_map(struct pci_dev *pci,struct videobuf_dmabuf *dma);
-int videobuf_pci_dma_unmap(struct pci_dev *pci,struct videobuf_dmabuf *dma);
+int videobuf_sg_dma_map(struct device *dev, struct videobuf_dmabuf *dma);
+int videobuf_sg_dma_unmap(struct device *dev, struct videobuf_dmabuf *dma);