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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-11 19:09:32 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-11 19:09:32 -0700
commitc634920abaf9c0a93266a57beff6fce9d3852cb2 (patch)
tree5ac85f54905a8cd3b12b262c66189084cbff54fc /drivers/media/video/saa7134/saa7134-ts.c
parent6abd2c860e34add677de50e8b134f5af6f4b0893 (diff)
parenta991f44b79fa49b281eb078eed4a76a42101012a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb: (310 commits) V4L/DVB (6316): Change list_for_each+list_entry to list_for_each_entry V4L/DVB (6315): pvrusb2: Change list_for_each+list_entry to list_for_each_entry V4L/DVB (6314): saa7134: Replace list_for_each+list_entry with list_for_each_entry V4L/DVB (6313): ivtv: Replace list_for_each+list_entry with list_for_each_entry V4L/DVB (6312): cx88: Replace list_for_each+list_entry with list_for_each_entry V4L/DVB (6311): dvb: Replace list_for_each+list_entry with list_for_each_entry V4L/DVB (6308): V4L: zc0301, remove bad usage of ERESTARTSYS V4L/DVB (6307): V4L: w9968cf, remove bad usage of ERESTARTSYS V4L/DVB (6306): Few clenups for saa7134 resume code V4L/DVB (6305): V4L: videobuf-core.c avoid NULL dereferences in videobuf-core V4L/DVB (6301): pvrusb: Update DEBUGIFC sysfs to kernel 2.6.13+ V4L/DVB (6300): CodingStyle cleanup V4L/DVB (6299): dvb: Add dependencies for VIDEOBUF_DVB V4L/DVB (6297): cx23885: remove wrong Kconfig selection of VIDEOBUF V4L/DVB (6296): dib0700: add support for AverMedia DVB-T Express card V4L/DVB (6295): saa7134: add autodetection for KWorld ATSC-115 V4L/DVB (6293): V4L: convert struct class_device to struct device V4L/DVB (6292): videobuf_core init always require callback implementation V4L/DVB (6291): Fix: avoid oops on some SMP machines V4L/DVB (6290): remove videobuf_set_pci_ops ...
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-ts.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-ts.c30
1 files changed, 21 insertions, 9 deletions
diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c
index 60a90a2617a..4b63ad3e846 100644
--- a/drivers/media/video/saa7134/saa7134-ts.c
+++ b/drivers/media/video/saa7134/saa7134-ts.c
@@ -23,7 +23,6 @@
#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/delay.h>
@@ -93,6 +92,8 @@ static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
}
if (STATE_NEEDS_INIT == buf->vb.state) {
+ struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
+
buf->vb.width = llength;
buf->vb.height = lines;
buf->vb.size = size;
@@ -102,8 +103,8 @@ static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
if (err)
goto oops;
err = saa7134_pgtable_build(dev->pci,buf->pt,
- buf->vb.dma.sglist,
- buf->vb.dma.sglen,
+ dma->sglist,
+ dma->sglen,
saa7134_buffer_startpage(buf));
if (err)
goto oops;
@@ -176,6 +177,22 @@ static unsigned int ts_nr_packets = 64;
module_param(ts_nr_packets, int, 0444);
MODULE_PARM_DESC(ts_nr_packets,"size of a ts buffers (in ts packets)");
+int saa7134_ts_init_hw(struct saa7134_dev *dev)
+{
+ /* deactivate TS softreset */
+ saa_writeb(SAA7134_TS_SERIAL1, 0x00);
+ /* TSSOP high active, TSVAL high active, TSLOCK ignored */
+ saa_writeb(SAA7134_TS_PARALLEL, 0xec);
+ saa_writeb(SAA7134_TS_PARALLEL_SERIAL, (TS_PACKET_SIZE-1));
+ saa_writeb(SAA7134_TS_DMA0, ((dev->ts.nr_packets-1)&0xff));
+ saa_writeb(SAA7134_TS_DMA1, (((dev->ts.nr_packets-1)>>8)&0xff));
+ /* TSNOPIT=0, TSCOLAP=0 */
+ saa_writeb(SAA7134_TS_DMA2,
+ ((((dev->ts.nr_packets-1)>>16)&0x3f) | 0x00));
+
+ return 0;
+}
+
int saa7134_ts_init1(struct saa7134_dev *dev)
{
/* sanitycheck insmod options */
@@ -199,12 +216,7 @@ int saa7134_ts_init1(struct saa7134_dev *dev)
saa7134_pgtable_alloc(dev->pci,&dev->ts.pt_ts);
/* init TS hw */
- saa_writeb(SAA7134_TS_SERIAL1, 0x00); /* deactivate TS softreset */
- saa_writeb(SAA7134_TS_PARALLEL, 0xec); /* TSSOP high active, TSVAL high active, TSLOCK ignored */
- saa_writeb(SAA7134_TS_PARALLEL_SERIAL, (TS_PACKET_SIZE-1));
- saa_writeb(SAA7134_TS_DMA0, ((dev->ts.nr_packets-1)&0xff));
- saa_writeb(SAA7134_TS_DMA1, (((dev->ts.nr_packets-1)>>8)&0xff));
- saa_writeb(SAA7134_TS_DMA2, ((((dev->ts.nr_packets-1)>>16)&0x3f) | 0x00)); /* TSNOPIT=0, TSCOLAP=0 */
+ saa7134_ts_init_hw(dev);
return 0;
}