[linux-2.6-block.git] / drivers / media / video / saa7134 / saa7134-ts.c

/*
 *
 * device driver for philips saa7134 based TV cards
 * video4linux video interface
 *
 * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/delay.h>

#include "saa7134-reg.h"
#include "saa7134.h"

/* ------------------------------------------------------------------ */

static unsigned int ts_debug;
module_param(ts_debug, int, 0644);
MODULE_PARM_DESC(ts_debug,"enable debug messages [ts]");

#define dprintk(fmt, arg...)	if (ts_debug) \
	printk(KERN_DEBUG "%s/ts: " fmt, dev->name , ## arg)

/* ------------------------------------------------------------------ */

static int buffer_activate(struct saa7134_dev *dev,
			   struct saa7134_buf *buf,
			   struct saa7134_buf *next)
{

	dprintk("buffer_activate [%p]",buf);
	buf->vb.state = VIDEOBUF_ACTIVE;
	buf->top_seen = 0;

	if (NULL == next)
		next = buf;
	if (V4L2_FIELD_TOP == buf->vb.field) {
		dprintk("- [top]     buf=%p next=%p\n",buf,next);
		saa_writel(SAA7134_RS_BA1(5),saa7134_buffer_base(buf));
		saa_writel(SAA7134_RS_BA2(5),saa7134_buffer_base(next));
	} else {
		dprintk("- [bottom]  buf=%p next=%p\n",buf,next);
		saa_writel(SAA7134_RS_BA1(5),saa7134_buffer_base(next));
		saa_writel(SAA7134_RS_BA2(5),saa7134_buffer_base(buf));
	}

	/* start DMA */
	saa7134_set_dmabits(dev);

	mod_timer(&dev->ts_q.timeout, jiffies+TS_BUFFER_TIMEOUT);

	if (!dev->ts_started)
		saa7134_ts_start(dev);

	return 0;
}

static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
		enum v4l2_field field)
{
	struct saa7134_dev *dev = q->priv_data;
	struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
	unsigned int lines, llength, size;
	int err;

	dprintk("buffer_prepare [%p,%s]\n",buf,v4l2_field_names[field]);

	llength = TS_PACKET_SIZE;
	lines = dev->ts.nr_packets;

	size = lines * llength;
	if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
		return -EINVAL;

	if (buf->vb.size != size) {
		saa7134_dma_free(q,buf);
	}

	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {

		struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);

		dprintk("buffer_prepare: needs_init\n");

		buf->vb.width  = llength;
		buf->vb.height = lines;
		buf->vb.size   = size;
		buf->pt        = &dev->ts.pt_ts;

		err = videobuf_iolock(q,&buf->vb,NULL);
		if (err)
			goto oops;
		err = saa7134_pgtable_build(dev->pci,buf->pt,
					    dma->sglist,
					    dma->sglen,
					    saa7134_buffer_startpage(buf));
		if (err)
			goto oops;
	}

	buf->vb.state = VIDEOBUF_PREPARED;
	buf->activate = buffer_activate;
	buf->vb.field = field;
	return 0;

 oops:
	saa7134_dma_free(q,buf);
	return err;
}

static int
buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
{
	struct saa7134_dev *dev = q->priv_data;

	*size = TS_PACKET_SIZE * dev->ts.nr_packets;
	if (0 == *count)
		*count = dev->ts.nr_bufs;
	*count = saa7134_buffer_count(*size,*count);

	return 0;
}

static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
	struct saa7134_dev *dev = q->priv_data;
	struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);

	saa7134_buffer_queue(dev,&dev->ts_q,buf);
}

static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
	struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
	struct saa7134_dev *dev = q->priv_data;

	if (dev->ts_started)
		saa7134_ts_stop(dev);

	saa7134_dma_free(q,buf);
}

struct videobuf_queue_ops saa7134_ts_qops = {
	.buf_setup    = buffer_setup,
	.buf_prepare  = buffer_prepare,
	.buf_queue    = buffer_queue,
	.buf_release  = buffer_release,
};
EXPORT_SYMBOL_GPL(saa7134_ts_qops);

/* ----------------------------------------------------------- */
/* exported stuff                                              */

static unsigned int tsbufs = 8;
module_param(tsbufs, int, 0444);
MODULE_PARM_DESC(tsbufs, "number of ts buffers for read/write IO, range 2-32");

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, 0x6c);
	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 */
	if (tsbufs < 2)
		tsbufs = 2;
	if (tsbufs > VIDEO_MAX_FRAME)
		tsbufs = VIDEO_MAX_FRAME;
	if (ts_nr_packets < 4)
		ts_nr_packets = 4;
	if (ts_nr_packets > 312)
		ts_nr_packets = 312;
	dev->ts.nr_bufs    = tsbufs;
	dev->ts.nr_packets = ts_nr_packets;

	INIT_LIST_HEAD(&dev->ts_q.queue);
	init_timer(&dev->ts_q.timeout);
	dev->ts_q.timeout.function = saa7134_buffer_timeout;
	dev->ts_q.timeout.data     = (unsigned long)(&dev->ts_q);
	dev->ts_q.dev              = dev;
	dev->ts_q.need_two         = 1;
	dev->ts_started            = 0;
	saa7134_pgtable_alloc(dev->pci,&dev->ts.pt_ts);

	/* init TS hw */
	saa7134_ts_init_hw(dev);

	return 0;
}

/* Function for stop TS */
int saa7134_ts_stop(struct saa7134_dev *dev)
{
	dprintk("TS stop\n");

	BUG_ON(!dev->ts_started);

	/* Stop TS stream */
	switch (saa7134_boards[dev->board].ts_type) {
	case SAA7134_MPEG_TS_PARALLEL:
		saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
		dev->ts_started = 0;
		break;
	case SAA7134_MPEG_TS_SERIAL:
		saa_writeb(SAA7134_TS_SERIAL0, 0x40);
		dev->ts_started = 0;
		break;
	}
	return 0;
}

/* Function for start TS */
int saa7134_ts_start(struct saa7134_dev *dev)
{
	dprintk("TS start\n");

	BUG_ON(dev->ts_started);

	/* dma: setup channel 5 (= TS) */
	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);
	saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
	saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 |
					  SAA7134_RS_CONTROL_ME |
					  (dev->ts.pt_ts.dma >> 12));

	/* reset hardware TS buffers */
	saa_writeb(SAA7134_TS_SERIAL1, 0x00);
	saa_writeb(SAA7134_TS_SERIAL1, 0x03);
	saa_writeb(SAA7134_TS_SERIAL1, 0x00);
	saa_writeb(SAA7134_TS_SERIAL1, 0x01);

	/* TS clock non-inverted */
	saa_writeb(SAA7134_TS_SERIAL1, 0x00);

	/* Start TS stream */
	switch (saa7134_boards[dev->board].ts_type) {
	case SAA7134_MPEG_TS_PARALLEL:
		saa_writeb(SAA7134_TS_SERIAL0, 0x40);
		saa_writeb(SAA7134_TS_PARALLEL, 0xec |
			(saa7134_boards[dev->board].ts_force_val << 4));
		break;
	case SAA7134_MPEG_TS_SERIAL:
		saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
		saa_writeb(SAA7134_TS_PARALLEL, 0x6c |
			(saa7134_boards[dev->board].ts_force_val << 4));
		saa_writeb(SAA7134_TS_PARALLEL_SERIAL, 0xbc);
		saa_writeb(SAA7134_TS_SERIAL1, 0x02);
		break;
	}

	dev->ts_started = 1;

	return 0;
}

int saa7134_ts_fini(struct saa7134_dev *dev)
{
	saa7134_pgtable_free(dev->pci,&dev->ts.pt_ts);
	return 0;
}

void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status)
{
	enum v4l2_field field;

	spin_lock(&dev->slock);
	if (dev->ts_q.curr) {
		field = dev->ts_q.curr->vb.field;
		if (field == V4L2_FIELD_TOP) {
			if ((status & 0x100000) != 0x000000)
				goto done;
		} else {
			if ((status & 0x100000) != 0x100000)
				goto done;
		}
		saa7134_buffer_finish(dev,&dev->ts_q,VIDEOBUF_DONE);
	}
	saa7134_buffer_next(dev,&dev->ts_q);

 done:
	spin_unlock(&dev->slock);
}

/* ----------------------------------------------------------- */
/*
 * Local variables:
 * c-basic-offset: 8
 * End:
 */
Commit	Line	Data
1da177e4	1	/*
1da177e4 LT	2	*
	3	* device driver for philips saa7134 based TV cards
	4	* video4linux video interface
	5	*
	6	* (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation; either version 2 of the License, or
	11	* (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	21	*/
	22
	23	#include <linux/init.h>
	24	#include <linux/list.h>
	25	#include <linux/module.h>
1da177e4 LT	26	#include <linux/kernel.h>
	27	#include <linux/slab.h>
	28	#include <linux/delay.h>
	29
	30	#include "saa7134-reg.h"
	31	#include "saa7134.h"
	32
	33	/* ------------------------------------------------------------------ */
	34
ff699e6b	35	static unsigned int ts_debug;
1da177e4 LT	36	module_param(ts_debug, int, 0644);
	37	MODULE_PARM_DESC(ts_debug,"enable debug messages [ts]");
	38
	39	#define dprintk(fmt, arg...) if (ts_debug) \
	40	printk(KERN_DEBUG "%s/ts: " fmt, dev->name , ## arg)
	41
	42	/* ------------------------------------------------------------------ */
	43
	44	static int buffer_activate(struct saa7134_dev *dev,
	45	struct saa7134_buf *buf,
	46	struct saa7134_buf *next)
	47	{
1da177e4 LT	48
1da177e4 LT	49	dprintk("buffer_activate [%p]",buf);
0fc0686e	50	buf->vb.state = VIDEOBUF_ACTIVE;
1da177e4 LT	51	buf->top_seen = 0;
1da177e4 LT	52
1da177e4 LT	53	if (NULL == next)
	54	next = buf;
	55	if (V4L2_FIELD_TOP == buf->vb.field) {
	56	dprintk("- [top] buf=%p next=%p\n",buf,next);
	57	saa_writel(SAA7134_RS_BA1(5),saa7134_buffer_base(buf));
	58	saa_writel(SAA7134_RS_BA2(5),saa7134_buffer_base(next));
	59	} else {
	60	dprintk("- [bottom] buf=%p next=%p\n",buf,next);
	61	saa_writel(SAA7134_RS_BA1(5),saa7134_buffer_base(next));
	62	saa_writel(SAA7134_RS_BA2(5),saa7134_buffer_base(buf));
	63	}
1da177e4 LT	64
	65	/* start DMA */
	66	saa7134_set_dmabits(dev);
	67
82aa98fd	68	mod_timer(&dev->ts_q.timeout, jiffies+TS_BUFFER_TIMEOUT);
92c36147	69
6b6b7543 DB	70	if (!dev->ts_started)
6b6b7543 DB	71	saa7134_ts_start(dev);
92c36147	72
1da177e4 LT	73	return 0;
	74	}
	75
	76	static int buffer_prepare(struct videobuf_queue q, struct videobuf_buffer vb,
92c36147	77	enum v4l2_field field)
1da177e4 LT	78	{
	79	struct saa7134_dev *dev = q->priv_data;
	80	struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
	81	unsigned int lines, llength, size;
	82	int err;
	83
	84	dprintk("buffer_prepare [%p,%s]\n",buf,v4l2_field_names[field]);
	85
	86	llength = TS_PACKET_SIZE;
	87	lines = dev->ts.nr_packets;
	88
	89	size = lines * llength;
	90	if (0 != buf->vb.baddr && buf->vb.bsize < size)
	91	return -EINVAL;
	92
	93	if (buf->vb.size != size) {
c7b0ac05	94	saa7134_dma_free(q,buf);
1da177e4 LT	95	}
1da177e4 LT	96
0fc0686e	97	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
6b6b7543	98
c1accaa2 MCC	99	struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
c1accaa2 MCC	100
6b6b7543 DB	101	dprintk("buffer_prepare: needs_init\n");
6b6b7543 DB	102
1da177e4 LT	103	buf->vb.width = llength;
	104	buf->vb.height = lines;
	105	buf->vb.size = size;
	106	buf->pt = &dev->ts.pt_ts;
	107
c7b0ac05	108	err = videobuf_iolock(q,&buf->vb,NULL);
1da177e4 LT	109	if (err)
	110	goto oops;
	111	err = saa7134_pgtable_build(dev->pci,buf->pt,
c1accaa2 MCC	112	dma->sglist,
c1accaa2 MCC	113	dma->sglen,
1da177e4 LT	114	saa7134_buffer_startpage(buf));
	115	if (err)
	116	goto oops;
	117	}
3aa4f48a	118
0fc0686e	119	buf->vb.state = VIDEOBUF_PREPARED;
1da177e4 LT	120	buf->activate = buffer_activate;
	121	buf->vb.field = field;
	122	return 0;
	123
	124	oops:
c7b0ac05	125	saa7134_dma_free(q,buf);
1da177e4 LT	126	return err;
	127	}
	128
	129	static int
	130	buffer_setup(struct videobuf_queue q, unsigned int count, unsigned int *size)
	131	{
	132	struct saa7134_dev *dev = q->priv_data;
	133
	134	size = TS_PACKET_SIZE dev->ts.nr_packets;
	135	if (0 == *count)
	136	*count = dev->ts.nr_bufs;
	137	count = saa7134_buffer_count(size,*count);
6b6b7543	138
1da177e4 LT	139	return 0;
	140	}
	141
	142	static void buffer_queue(struct videobuf_queue q, struct videobuf_buffer vb)
	143	{
	144	struct saa7134_dev *dev = q->priv_data;
	145	struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
	146
	147	saa7134_buffer_queue(dev,&dev->ts_q,buf);
	148	}
	149
	150	static void buffer_release(struct videobuf_queue q, struct videobuf_buffer vb)
	151	{
1da177e4	152	struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
92c36147	153	struct saa7134_dev *dev = q->priv_data;
1da177e4	154
6b6b7543 DB	155	if (dev->ts_started)
	156	saa7134_ts_stop(dev);
	157
c7b0ac05	158	saa7134_dma_free(q,buf);
1da177e4 LT	159	}
	160
	161	struct videobuf_queue_ops saa7134_ts_qops = {
	162	.buf_setup = buffer_setup,
	163	.buf_prepare = buffer_prepare,
	164	.buf_queue = buffer_queue,
	165	.buf_release = buffer_release,
	166	};
	167	EXPORT_SYMBOL_GPL(saa7134_ts_qops);
	168
	169	/* ----------------------------------------------------------- */
	170	/* exported stuff */
	171
3aa4f48a	172	static unsigned int tsbufs = 8;
1da177e4	173	module_param(tsbufs, int, 0444);
6b6b7543	174	MODULE_PARM_DESC(tsbufs, "number of ts buffers for read/write IO, range 2-32");
1da177e4	175
3aa4f48a	176	static unsigned int ts_nr_packets = 64;
1da177e4 LT	177	module_param(ts_nr_packets, int, 0444);
	178	MODULE_PARM_DESC(ts_nr_packets,"size of a ts buffers (in ts packets)");
	179
cb71201f ML	180	int saa7134_ts_init_hw(struct saa7134_dev *dev)
	181	{
	182	/* deactivate TS softreset */
	183	saa_writeb(SAA7134_TS_SERIAL1, 0x00);
	184	/* TSSOP high active, TSVAL high active, TSLOCK ignored */
92c36147	185	saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
cb71201f ML	186	saa_writeb(SAA7134_TS_PARALLEL_SERIAL, (TS_PACKET_SIZE-1));
	187	saa_writeb(SAA7134_TS_DMA0, ((dev->ts.nr_packets-1)&0xff));
	188	saa_writeb(SAA7134_TS_DMA1, (((dev->ts.nr_packets-1)>>8)&0xff));
	189	/* TSNOPIT=0, TSCOLAP=0 */
	190	saa_writeb(SAA7134_TS_DMA2,
	191	((((dev->ts.nr_packets-1)>>16)&0x3f) \| 0x00));
	192
	193	return 0;
	194	}
	195
1da177e4 LT	196	int saa7134_ts_init1(struct saa7134_dev *dev)
	197	{
	198	/* sanitycheck insmod options */
	199	if (tsbufs < 2)
	200	tsbufs = 2;
	201	if (tsbufs > VIDEO_MAX_FRAME)
	202	tsbufs = VIDEO_MAX_FRAME;
	203	if (ts_nr_packets < 4)
	204	ts_nr_packets = 4;
	205	if (ts_nr_packets > 312)
	206	ts_nr_packets = 312;
	207	dev->ts.nr_bufs = tsbufs;
	208	dev->ts.nr_packets = ts_nr_packets;
	209
	210	INIT_LIST_HEAD(&dev->ts_q.queue);
	211	init_timer(&dev->ts_q.timeout);
	212	dev->ts_q.timeout.function = saa7134_buffer_timeout;
	213	dev->ts_q.timeout.data = (unsigned long)(&dev->ts_q);
	214	dev->ts_q.dev = dev;
	215	dev->ts_q.need_two = 1;
6b6b7543	216	dev->ts_started = 0;
1da177e4 LT	217	saa7134_pgtable_alloc(dev->pci,&dev->ts.pt_ts);
	218
	219	/* init TS hw */
cb71201f	220	saa7134_ts_init_hw(dev);
1da177e4 LT	221
	222	return 0;
	223	}
	224
6b6b7543 DB	225	/* Function for stop TS */
	226	int saa7134_ts_stop(struct saa7134_dev *dev)
	227	{
	228	dprintk("TS stop\n");
	229
	230	BUG_ON(!dev->ts_started);
	231
	232	/* Stop TS stream */
	233	switch (saa7134_boards[dev->board].ts_type) {
	234	case SAA7134_MPEG_TS_PARALLEL:
	235	saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
	236	dev->ts_started = 0;
	237	break;
	238	case SAA7134_MPEG_TS_SERIAL:
	239	saa_writeb(SAA7134_TS_SERIAL0, 0x40);
	240	dev->ts_started = 0;
	241	break;
	242	}
	243	return 0;
	244	}
	245
	246	/* Function for start TS */
	247	int saa7134_ts_start(struct saa7134_dev *dev)
	248	{
	249	dprintk("TS start\n");
	250
	251	BUG_ON(dev->ts_started);
	252
08be64be DB	253	/* dma: setup channel 5 (= TS) */
	254	saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff);
	255	saa_writeb(SAA7134_TS_DMA1,
	256	((dev->ts.nr_packets - 1) >> 8) & 0xff);
	257	/* TSNOPIT=0, TSCOLAP=0 */
	258	saa_writeb(SAA7134_TS_DMA2,
	259	(((dev->ts.nr_packets - 1) >> 16) & 0x3f) \| 0x00);
	260	saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
	261	saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 \|
	262	SAA7134_RS_CONTROL_ME \|
	263	(dev->ts.pt_ts.dma >> 12));
	264
	265	/* reset hardware TS buffers */
6b6b7543 DB	266	saa_writeb(SAA7134_TS_SERIAL1, 0x00);
	267	saa_writeb(SAA7134_TS_SERIAL1, 0x03);
	268	saa_writeb(SAA7134_TS_SERIAL1, 0x00);
	269	saa_writeb(SAA7134_TS_SERIAL1, 0x01);
	270
	271	/* TS clock non-inverted */
	272	saa_writeb(SAA7134_TS_SERIAL1, 0x00);
	273
	274	/* Start TS stream */
	275	switch (saa7134_boards[dev->board].ts_type) {
	276	case SAA7134_MPEG_TS_PARALLEL:
	277	saa_writeb(SAA7134_TS_SERIAL0, 0x40);
4007a672 MK	278	saa_writeb(SAA7134_TS_PARALLEL, 0xec \|
4007a672 MK	279	(saa7134_boards[dev->board].ts_force_val << 4));
6b6b7543 DB	280	break;
	281	case SAA7134_MPEG_TS_SERIAL:
	282	saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
4007a672 MK	283	saa_writeb(SAA7134_TS_PARALLEL, 0x6c \|
4007a672 MK	284	(saa7134_boards[dev->board].ts_force_val << 4));
6b6b7543 DB	285	saa_writeb(SAA7134_TS_PARALLEL_SERIAL, 0xbc);
	286	saa_writeb(SAA7134_TS_SERIAL1, 0x02);
	287	break;
	288	}
	289
	290	dev->ts_started = 1;
	291
	292	return 0;
	293	}
	294
1da177e4 LT	295	int saa7134_ts_fini(struct saa7134_dev *dev)
	296	{
	297	saa7134_pgtable_free(dev->pci,&dev->ts.pt_ts);
	298	return 0;
	299	}
	300
1da177e4 LT	301	void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status)
	302	{
	303	enum v4l2_field field;
	304
	305	spin_lock(&dev->slock);
	306	if (dev->ts_q.curr) {
	307	field = dev->ts_q.curr->vb.field;
	308	if (field == V4L2_FIELD_TOP) {
3aa4f48a	309	if ((status & 0x100000) != 0x000000)
1da177e4 LT	310	goto done;
1da177e4 LT	311	} else {
3aa4f48a	312	if ((status & 0x100000) != 0x100000)
1da177e4 LT	313	goto done;
1da177e4 LT	314	}
0fc0686e	315	saa7134_buffer_finish(dev,&dev->ts_q,VIDEOBUF_DONE);
1da177e4 LT	316	}
	317	saa7134_buffer_next(dev,&dev->ts_q);
	318
	319	done:
	320	spin_unlock(&dev->slock);
	321	}
	322
	323	/* ----------------------------------------------------------- */
	324	/*
	325	* Local variables:
	326	* c-basic-offset: 8
	327	* End:
	328	*/