diff options
Diffstat (limited to 'drivers/media/common/saa7146_vbi.c')
| -rw-r--r-- | drivers/media/common/saa7146_vbi.c | 54 |
1 files changed, 20 insertions, 34 deletions
diff --git a/drivers/media/common/saa7146_vbi.c b/drivers/media/common/saa7146_vbi.c index b2e7183..1e71e37 100644 --- a/drivers/media/common/saa7146_vbi.c +++ b/drivers/media/common/saa7146_vbi.c @@ -211,7 +211,7 @@ static int buffer_activate(struct saa7146_dev *dev, DEB_VBI("dev:%p, buf:%p, next:%p\n", dev, buf, next); saa7146_set_vbi_capture(dev,buf,next); - mod_timer(&vv->vbi_q.timeout, jiffies+BUFFER_TIMEOUT); + mod_timer(&vv->vbi_dmaq.timeout, jiffies+BUFFER_TIMEOUT); return 0; } @@ -294,7 +294,7 @@ static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) struct saa7146_buf *buf = (struct saa7146_buf *)vb; DEB_VBI("vb:%p\n", vb); - saa7146_buffer_queue(dev,&vv->vbi_q,buf); + saa7146_buffer_queue(dev, &vv->vbi_dmaq, buf); } static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) @@ -335,16 +335,15 @@ static void vbi_stop(struct saa7146_fh *fh, struct file *file) /* shut down dma 3 transfers */ saa7146_write(dev, MC1, MASK_20); - if (vv->vbi_q.curr) { - saa7146_buffer_finish(dev,&vv->vbi_q,VIDEOBUF_DONE); - } + if (vv->vbi_dmaq.curr) + saa7146_buffer_finish(dev, &vv->vbi_dmaq, VIDEOBUF_DONE); videobuf_queue_cancel(&fh->vbi_q); vv->vbi_streaming = NULL; - del_timer(&vv->vbi_q.timeout); - del_timer(&fh->vbi_read_timeout); + del_timer(&vv->vbi_dmaq.timeout); + del_timer(&vv->vbi_read_timeout); spin_unlock_irqrestore(&dev->slock, flags); } @@ -364,12 +363,12 @@ static void vbi_init(struct saa7146_dev *dev, struct saa7146_vv *vv) { DEB_VBI("dev:%p\n", dev); - INIT_LIST_HEAD(&vv->vbi_q.queue); + INIT_LIST_HEAD(&vv->vbi_dmaq.queue); - init_timer(&vv->vbi_q.timeout); - vv->vbi_q.timeout.function = saa7146_buffer_timeout; - vv->vbi_q.timeout.data = (unsigned long)(&vv->vbi_q); - vv->vbi_q.dev = dev; + init_timer(&vv->vbi_dmaq.timeout); + vv->vbi_dmaq.timeout.function = saa7146_buffer_timeout; + vv->vbi_dmaq.timeout.data = (unsigned long)(&vv->vbi_dmaq); + vv->vbi_dmaq.dev = dev; init_waitqueue_head(&vv->vbi_wq); } @@ -377,6 +376,7 @@ static void vbi_init(struct saa7146_dev *dev, struct saa7146_vv *vv) static int vbi_open(struct saa7146_dev *dev, struct file *file) { struct saa7146_fh *fh = file->private_data; + struct saa7146_vv *vv = fh->dev->vv_data; u32 arbtr_ctrl = saa7146_read(dev, PCI_BT_V1); int ret = 0; @@ -395,19 +395,6 @@ static int vbi_open(struct saa7146_dev *dev, struct file *file) saa7146_write(dev, PCI_BT_V1, arbtr_ctrl); saa7146_write(dev, MC2, (MASK_04|MASK_20)); - memset(&fh->vbi_fmt,0,sizeof(fh->vbi_fmt)); - - fh->vbi_fmt.sampling_rate = 27000000; - fh->vbi_fmt.offset = 248; /* todo */ - fh->vbi_fmt.samples_per_line = vbi_pixel_to_capture; - fh->vbi_fmt.sample_format = V4L2_PIX_FMT_GREY; - - /* fixme: this only works for PAL */ - fh->vbi_fmt.start[0] = 5; - fh->vbi_fmt.count[0] = 16; - fh->vbi_fmt.start[1] = 312; - fh->vbi_fmt.count[1] = 16; - videobuf_queue_sg_init(&fh->vbi_q, &vbi_qops, &dev->pci->dev, &dev->slock, V4L2_BUF_TYPE_VBI_CAPTURE, @@ -415,9 +402,8 @@ static int vbi_open(struct saa7146_dev *dev, struct file *file) sizeof(struct saa7146_buf), file, &dev->v4l2_lock); - init_timer(&fh->vbi_read_timeout); - fh->vbi_read_timeout.function = vbi_read_timeout; - fh->vbi_read_timeout.data = (unsigned long)file; + vv->vbi_read_timeout.function = vbi_read_timeout; + vv->vbi_read_timeout.data = (unsigned long)file; /* initialize the brs */ if ( 0 != (SAA7146_USE_PORT_B_FOR_VBI & dev->ext_vv_data->flags)) { @@ -453,16 +439,16 @@ static void vbi_irq_done(struct saa7146_dev *dev, unsigned long status) struct saa7146_vv *vv = dev->vv_data; spin_lock(&dev->slock); - if (vv->vbi_q.curr) { - DEB_VBI("dev:%p, curr:%p\n", dev, vv->vbi_q.curr); + if (vv->vbi_dmaq.curr) { + DEB_VBI("dev:%p, curr:%p\n", dev, vv->vbi_dmaq.curr); /* this must be += 2, one count for each field */ vv->vbi_fieldcount+=2; - vv->vbi_q.curr->vb.field_count = vv->vbi_fieldcount; - saa7146_buffer_finish(dev,&vv->vbi_q,VIDEOBUF_DONE); + vv->vbi_dmaq.curr->vb.field_count = vv->vbi_fieldcount; + saa7146_buffer_finish(dev, &vv->vbi_dmaq, VIDEOBUF_DONE); } else { DEB_VBI("dev:%p\n", dev); } - saa7146_buffer_next(dev,&vv->vbi_q,1); + saa7146_buffer_next(dev, &vv->vbi_dmaq, 1); spin_unlock(&dev->slock); } @@ -488,7 +474,7 @@ static ssize_t vbi_read(struct file *file, char __user *data, size_t count, loff return -EBUSY; } - mod_timer(&fh->vbi_read_timeout, jiffies+BUFFER_TIMEOUT); + mod_timer(&vv->vbi_read_timeout, jiffies+BUFFER_TIMEOUT); ret = videobuf_read_stream(&fh->vbi_q, data, count, ppos, 1, file->f_flags & O_NONBLOCK); /* |