Esempi in C++ (Cpp) per saa7146_buffer_next

Esempio n. 1

File: saa7146_video.c Progetto: BackupTheBerlios/tew632-brp-svn

static void video_irq_done(struct saa7146_dev *dev, unsigned long st)
{
	struct saa7146_vv *vv = dev->vv_data;
	struct saa7146_dmaqueue *q = &vv->video_q;

	spin_lock(&dev->slock);
	DEB_CAP(("called.\n"));

	/* only finish the buffer if we have one... */
	if( NULL != q->curr ) {
		saa7146_buffer_finish(dev,q,STATE_DONE);
	}
	saa7146_buffer_next(dev,q,0);

	spin_unlock(&dev->slock);
}

Esempio n. 2

File: saa7146_vbi.c Progetto: 03199618/linux

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_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_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_dmaq, 1);

	spin_unlock(&dev->slock);
}