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Diffstat (limited to 'drivers/media/video/saa7134')
-rw-r--r--drivers/media/video/saa7134/saa7134-cards.c2
-rw-r--r--drivers/media/video/saa7134/saa7134-core.c17
-rw-r--r--drivers/media/video/saa7134/saa7134-empress.c11
-rw-r--r--drivers/media/video/saa7134/saa7134-ts.c120
-rw-r--r--drivers/media/video/saa7134/saa7134.h12
5 files changed, 100 insertions, 62 deletions
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 73482eb..229ba93 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -4458,6 +4458,7 @@ struct saa7134_board saa7134_boards[] = {
/* Igor Kuznetsov <igk@igk.ru> */
/* Andrey Melnikoff <temnota@kmv.ru> */
/* Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com> */
+ /* Alexey Osipov <lion-simba@pridelands.ru> */
.name = "Beholder BeholdTV M6",
.audio_clock = 0x00187de7,
.tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
@@ -4532,6 +4533,7 @@ struct saa7134_board saa7134_boards[] = {
/* Igor Kuznetsov <igk@igk.ru> */
/* Andrey Melnikoff <temnota@kmv.ru> */
/* Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com> */
+ /* Alexey Osipov <lion-simba@pridelands.ru> */
.name = "Beholder BeholdTV M6 Extra",
.audio_clock = 0x00187de7,
.tuner_type = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index 37b1452..94a023a 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -331,6 +331,10 @@ void saa7134_buffer_next(struct saa7134_dev *dev,
dprintk("buffer_next %p\n",NULL);
saa7134_set_dmabits(dev);
del_timer(&q->timeout);
+
+ if (card_has_mpeg(dev))
+ if (dev->ts_started)
+ saa7134_ts_stop(dev);
}
}
@@ -416,6 +420,19 @@ int saa7134_set_dmabits(struct saa7134_dev *dev)
ctrl |= SAA7134_MAIN_CTRL_TE5;
irq |= SAA7134_IRQ1_INTE_RA2_1 |
SAA7134_IRQ1_INTE_RA2_0;
+
+ /* 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));
}
/* set task conditions + field handling */
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index 097c2df..add1757 100644
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/drivers/media/video/saa7134/saa7134-empress.c
@@ -255,6 +255,16 @@ static int empress_s_fmt_vid_cap(struct file *file, void *priv,
return 0;
}
+static int empress_try_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct saa7134_dev *dev = file->private_data;
+
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+ f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets;
+
+ return 0;
+}
static int empress_reqbufs(struct file *file, void *priv,
struct v4l2_requestbuffers *p)
@@ -450,6 +460,7 @@ static const struct v4l2_file_operations ts_fops =
static const struct v4l2_ioctl_ops ts_ioctl_ops = {
.vidioc_querycap = empress_querycap,
.vidioc_enum_fmt_vid_cap = empress_enum_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = empress_try_fmt_vid_cap,
.vidioc_s_fmt_vid_cap = empress_s_fmt_vid_cap,
.vidioc_g_fmt_vid_cap = empress_g_fmt_vid_cap,
.vidioc_reqbufs = empress_reqbufs,
diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c
index b8ff459..3fa6522 100644
--- a/drivers/media/video/saa7134/saa7134-ts.c
+++ b/drivers/media/video/saa7134/saa7134-ts.c
@@ -67,33 +67,8 @@ static int buffer_activate(struct saa7134_dev *dev,
mod_timer(&dev->ts_q.timeout, jiffies+TS_BUFFER_TIMEOUT);
- if (dev->ts_state == SAA7134_TS_BUFF_DONE) {
- /* Clear TS cache */
- dev->buff_cnt = 0;
- 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);
- break;
- case SAA7134_MPEG_TS_SERIAL:
- saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
- saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
- saa_writeb(SAA7134_TS_PARALLEL_SERIAL, 0xbc);
- saa_writeb(SAA7134_TS_SERIAL1, 0x02);
- break;
- }
-
- dev->ts_state = SAA7134_TS_STARTED;
- }
+ if (!dev->ts_started)
+ saa7134_ts_start(dev);
return 0;
}
@@ -104,7 +79,6 @@ static int buffer_prepare(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);
unsigned int lines, llength, size;
- u32 control;
int err;
dprintk("buffer_prepare [%p,%s]\n",buf,v4l2_field_names[field]);
@@ -121,8 +95,11 @@ static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
}
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;
@@ -139,23 +116,6 @@ static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
goto oops;
}
- dev->buff_cnt++;
-
- if (dev->buff_cnt == dev->ts.nr_bufs) {
- dev->ts_state = SAA7134_TS_BUFF_DONE;
- /* dma: setup channel 5 (= TS) */
- control = SAA7134_RS_CONTROL_BURST_16 |
- SAA7134_RS_CONTROL_ME |
- (buf->pt->dma >> 12);
-
- saa_writeb(SAA7134_TS_DMA0, (lines - 1) & 0xff);
- saa_writeb(SAA7134_TS_DMA1, ((lines - 1) >> 8) & 0xff);
- /* TSNOPIT=0, TSCOLAP=0 */
- saa_writeb(SAA7134_TS_DMA2, (((lines - 1) >> 16) & 0x3f) | 0x00);
- saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
- saa_writel(SAA7134_RS_CONTROL(5), control);
- }
-
buf->vb.state = VIDEOBUF_PREPARED;
buf->activate = buffer_activate;
buf->vb.field = field;
@@ -175,8 +135,7 @@ buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
if (0 == *count)
*count = dev->ts.nr_bufs;
*count = saa7134_buffer_count(*size,*count);
- dev->buff_cnt = 0;
- dev->ts_state = SAA7134_TS_STOPPED;
+
return 0;
}
@@ -193,11 +152,9 @@ 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_state == SAA7134_TS_STARTED) {
- /* Stop TS transport */
- saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
- dev->ts_state = SAA7134_TS_STOPPED;
- }
+ if (dev->ts_started)
+ saa7134_ts_stop(dev);
+
saa7134_dma_free(q,buf);
}
@@ -214,7 +171,7 @@ EXPORT_SYMBOL_GPL(saa7134_ts_qops);
static unsigned int tsbufs = 8;
module_param(tsbufs, int, 0444);
-MODULE_PARM_DESC(tsbufs,"number of ts buffers, range 2-32");
+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);
@@ -256,6 +213,7 @@ int saa7134_ts_init1(struct saa7134_dev *dev)
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 */
@@ -264,13 +222,67 @@ int saa7134_ts_init1(struct saa7134_dev *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);
+
+ 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);
+ break;
+ case SAA7134_MPEG_TS_SERIAL:
+ saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
+ saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
+ 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;
diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h
index ae7602d..8226884 100644
--- a/drivers/media/video/saa7134/saa7134.h
+++ b/drivers/media/video/saa7134/saa7134.h
@@ -493,12 +493,6 @@ struct saa7134_mpeg_ops {
void (*signal_change)(struct saa7134_dev *dev);
};
-enum saa7134_ts_status {
- SAA7134_TS_STOPPED,
- SAA7134_TS_BUFF_DONE,
- SAA7134_TS_STARTED,
-};
-
/* global device status */
struct saa7134_dev {
struct list_head devlist;
@@ -593,8 +587,7 @@ struct saa7134_dev {
/* SAA7134_MPEG_* */
struct saa7134_ts ts;
struct saa7134_dmaqueue ts_q;
- enum saa7134_ts_status ts_state;
- unsigned int buff_cnt;
+ int ts_started;
struct saa7134_mpeg_ops *mops;
/* SAA7134_MPEG_EMPRESS only */
@@ -752,6 +745,9 @@ void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
int saa7134_ts_init_hw(struct saa7134_dev *dev);
+int saa7134_ts_start(struct saa7134_dev *dev);
+int saa7134_ts_stop(struct saa7134_dev *dev);
+
/* ----------------------------------------------------------- */
/* saa7134-vbi.c */
generated by cgit v0.10.2 at 2024-10-30 05:42:28 (GMT)