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>

4 files changed, 12 insertions, 12 deletions

diff --git a/drivers/media/video/cx88/cx88-alsa.c b/drivers/media/video/cx88/cx88-alsa.c
index 316b106c3511..2f5a4a4ba407 100644
--- a/drivers/media/video/cx88/cx88-alsa.c
+++ b/drivers/media/video/cx88/cx88-alsa.c
@@ -283,7 +283,7 @@ static int dsp_buffer_free(snd_cx88_card_t *chip)
 	BUG_ON(!chip->dma_size);
 
 	dprintk(2,"Freeing buffer\n");
-	videobuf_pci_dma_unmap(chip->pci, chip->dma_risc);
+	videobuf_sg_dma_unmap(&chip->pci->dev, chip->dma_risc);
 	videobuf_dma_free(chip->dma_risc);
 	btcx_riscmem_free(chip->pci,&chip->buf->risc);
 	kfree(chip->buf);
@@ -385,7 +385,7 @@ static int snd_cx88_hw_params(struct snd_pcm_substream * substream,
 	BUG_ON(!chip->dma_size);
 	BUG_ON(chip->num_periods & (chip->num_periods-1));
 
-	buf = videobuf_pci_alloc(sizeof(*buf));
+	buf = videobuf_sg_alloc(sizeof(*buf));
 	if (NULL == buf)
 		return -ENOMEM;
 
@@ -396,14 +396,14 @@ static int snd_cx88_hw_params(struct snd_pcm_substream * substream,
 	buf->vb.height = chip->num_periods;
 	buf->vb.size   = chip->dma_size;
 
-	dma=videobuf_to_dma(&buf->vb);
+	dma = videobuf_to_dma(&buf->vb);
 	videobuf_dma_init(dma);
 	ret = videobuf_dma_init_kernel(dma, PCI_DMA_FROMDEVICE,
 			(PAGE_ALIGN(buf->vb.size) >> PAGE_SHIFT));
 	if (ret < 0)
 		goto error;
 
-	ret = videobuf_pci_dma_map(chip->pci,dma);
+	ret = videobuf_sg_dma_map(&chip->pci->dev, dma);
 	if (ret < 0)
 		goto error;
 
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c
index c37269074524..d582395805df 100644
--- a/drivers/media/video/cx88/cx88-blackbird.c
+++ b/drivers/media/video/cx88/cx88-blackbird.c
@@ -1087,8 +1087,8 @@ static int mpeg_open(struct inode *inode, struct file *file)
 	file->private_data = fh;
 	fh->dev      = dev;
 
-	videobuf_queue_pci_init(&fh->mpegq, &blackbird_qops,
-			    dev->pci, &dev->slock,
+	videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops,
+			    &dev->pci->dev, &dev->slock,
 			    V4L2_BUF_TYPE_VIDEO_CAPTURE,
 			    V4L2_FIELD_INTERLACED,
 			    sizeof(struct cx88_buffer),
diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c
index 7586fe31f643..fa21666966e6 100644
--- a/drivers/media/video/cx88/cx88-dvb.c
+++ b/drivers/media/video/cx88/cx88-dvb.c
@@ -744,8 +744,8 @@ static int cx8802_dvb_probe(struct cx8802_driver *drv)
 
 	/* dvb stuff */
 	printk(KERN_INFO "%s/2: cx2388x based DVB/ATSC card\n", core->name);
-	videobuf_queue_pci_init(&dev->dvb.dvbq, &dvb_qops,
-			    dev->pci, &dev->slock,
+	videobuf_queue_sg_init(&dev->dvb.dvbq, &dvb_qops,
+			    &dev->pci->dev, &dev->slock,
 			    V4L2_BUF_TYPE_VIDEO_CAPTURE,
 			    V4L2_FIELD_TOP,
 			    sizeof(struct cx88_buffer),
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index 8b293a3357b2..c30356bb35e9 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -776,14 +776,14 @@ static int video_open(struct inode *inode, struct file *file)
 	fh->height   = 240;
 	fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
 
-	videobuf_queue_pci_init(&fh->vidq, &cx8800_video_qops,
-			    dev->pci, &dev->slock,
+	videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
+			    &dev->pci->dev, &dev->slock,
 			    V4L2_BUF_TYPE_VIDEO_CAPTURE,
 			    V4L2_FIELD_INTERLACED,
 			    sizeof(struct cx88_buffer),
 			    fh);
-	videobuf_queue_pci_init(&fh->vbiq, &cx8800_vbi_qops,
-			    dev->pci, &dev->slock,
+	videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
+			    &dev->pci->dev, &dev->slock,
 			    V4L2_BUF_TYPE_VBI_CAPTURE,
 			    V4L2_FIELD_SEQ_TB,
 			    sizeof(struct cx88_buffer),