depends on VIDEO_DEV && PCI && I2C && RC_CORE
select I2C_ALGOBIT
select VIDEO_BTCX
- select VIDEOBUF_DMA_SG
+ select VIDEOBUF2_DMA_SG
select VIDEO_TUNER
select VIDEO_TVEEPROM
select VIDEO_WM8775 if MEDIA_SUBDRV_AUTOSELECT
config VIDEO_CX88_DVB
tristate "DVB/ATSC Support for cx2388x based TV cards"
depends on VIDEO_CX88 && DVB_CORE
- select VIDEOBUF_DVB
+ select VIDEOBUF2_DVB
select DVB_PLL if MEDIA_SUBDRV_AUTOSELECT
select DVB_MT352 if MEDIA_SUBDRV_AUTOSELECT
select DVB_ZL10353 if MEDIA_SUBDRV_AUTOSELECT
MODULE_LICENSE("GPL");
MODULE_VERSION(CX88_VERSION);
-static unsigned int mpegbufs = 32;
-module_param(mpegbufs,int,0644);
-MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
-
static unsigned int debug;
module_param(debug,int,0644);
MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
return 0;
}
-static int blackbird_start_codec(struct file *file, void *priv)
+static int blackbird_start_codec(struct cx8802_dev *dev)
{
- struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
struct cx88_core *core = dev->core;
/* start capturing to the host interface */
u32 reg;
/* ------------------------------------------------------------------ */
-static int bb_buf_setup(struct videobuf_queue *q,
- unsigned int *count, unsigned int *size)
+static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], void *alloc_ctxs[])
{
- struct cx8802_fh *fh = q->priv_data;
-
- fh->dev->ts_packet_size = 188 * 4; /* was: 512 */
- fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
+ struct cx8802_dev *dev = q->drv_priv;
- *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
- *count = fh->dev->ts_packet_count;
+ *num_planes = 1;
+ dev->ts_packet_size = 188 * 4;
+ dev->ts_packet_count = 32;
+ sizes[0] = dev->ts_packet_size * dev->ts_packet_count;
return 0;
}
-static int
-bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
- enum v4l2_field field)
+static int buffer_prepare(struct vb2_buffer *vb)
{
- struct cx8802_fh *fh = q->priv_data;
- return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+
+ return cx8802_buf_prepare(vb->vb2_queue, dev, buf, dev->field);
}
-static void
-bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
+static void buffer_finish(struct vb2_buffer *vb)
{
- struct cx8802_fh *fh = q->priv_data;
- cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
+
+ cx88_free_buffer(vb->vb2_queue, buf);
+
+ dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
}
-static void
-bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+static void buffer_queue(struct vb2_buffer *vb)
{
- cx88_free_buffer(q, (struct cx88_buffer*)vb);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+
+ cx8802_buf_queue(dev, buf);
}
-static struct videobuf_queue_ops blackbird_qops = {
- .buf_setup = bb_buf_setup,
- .buf_prepare = bb_buf_prepare,
- .buf_queue = bb_buf_queue,
- .buf_release = bb_buf_release,
+static int start_streaming(struct vb2_queue *q, unsigned int count)
+{
+ struct cx8802_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->mpegq;
+ struct cx8802_driver *drv;
+ struct cx88_buffer *buf;
+ unsigned long flags;
+ int err;
+
+ /* Make sure we can acquire the hardware */
+ drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
+ if (!drv) {
+ dprintk(1, "%s: blackbird driver is not loaded\n", __func__);
+ err = -ENODEV;
+ goto fail;
+ }
+
+ err = drv->request_acquire(drv);
+ if (err != 0) {
+ dprintk(1, "%s: Unable to acquire hardware, %d\n", __func__, err);
+ goto fail;
+ }
+
+ if (blackbird_initialize_codec(dev) < 0) {
+ drv->request_release(drv);
+ err = -EINVAL;
+ goto fail;
+ }
+
+ err = blackbird_start_codec(dev);
+ if (err == 0) {
+ buf = list_entry(dmaq->active.next, struct cx88_buffer, list);
+ cx8802_start_dma(dev, dmaq, buf);
+ return 0;
+ }
+
+fail:
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
+
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+ return err;
+}
+
+static void stop_streaming(struct vb2_queue *q)
+{
+ struct cx8802_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->mpegq;
+ struct cx8802_driver *drv = NULL;
+ unsigned long flags;
+
+ cx8802_cancel_buffers(dev);
+ blackbird_stop_codec(dev);
+
+ /* Make sure we release the hardware */
+ drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
+ WARN_ON(!drv);
+ if (drv)
+ drv->request_release(drv);
+
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
+
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+static struct vb2_ops blackbird_qops = {
+ .queue_setup = queue_setup,
+ .buf_prepare = buffer_prepare,
+ .buf_finish = buffer_finish,
+ .buf_queue = buffer_queue,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .start_streaming = start_streaming,
+ .stop_streaming = stop_streaming,
};
/* ------------------------------------------------------------------ */
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
- struct cx88_core *core = dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
strcpy(cap->driver, "cx88_blackbird");
sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
static int vidioc_g_fmt_vid_cap (struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx8802_fh *fh = priv;
- struct cx8802_dev *dev = fh->dev;
+ struct cx8802_dev *dev = video_drvdata(file);
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage = 188 * 4 * mpegbufs; /* 188 * 4 * 1024; */
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
f->fmt.pix.width = dev->width;
f->fmt.pix.height = dev->height;
- f->fmt.pix.field = fh->mpegq.field;
+ f->fmt.pix.field = dev->field;
dprintk(1, "VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
- dev->width, dev->height, fh->mpegq.field );
+ dev->width, dev->height, dev->field);
return 0;
}
static int vidioc_try_fmt_vid_cap (struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx8802_fh *fh = priv;
- struct cx8802_dev *dev = fh->dev;
+ struct cx8802_dev *dev = video_drvdata(file);
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage = 188 * 4 * mpegbufs; /* 188 * 4 * 1024; */
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
dprintk(1, "VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
- dev->width, dev->height, fh->mpegq.field );
+ dev->width, dev->height, dev->field);
return 0;
}
static int vidioc_s_fmt_vid_cap (struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx8802_fh *fh = priv;
- struct cx8802_dev *dev = fh->dev;
+ struct cx8802_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage = 188 * 4 * mpegbufs; /* 188 * 4 * 1024; */
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
dev->width = f->fmt.pix.width;
dev->height = f->fmt.pix.height;
- fh->mpegq.field = f->fmt.pix.field;
+ dev->field = f->fmt.pix.field;
cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
f->fmt.pix.height, f->fmt.pix.width);
return 0;
}
-static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
-{
- struct cx8802_fh *fh = priv;
- return (videobuf_reqbufs(&fh->mpegq, p));
-}
-
-static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
-{
- struct cx8802_fh *fh = priv;
- return (videobuf_querybuf(&fh->mpegq, p));
-}
-
-static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
-{
- struct cx8802_fh *fh = priv;
- return (videobuf_qbuf(&fh->mpegq, p));
-}
-
-static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
-{
- struct cx8802_fh *fh = priv;
- return (videobuf_dqbuf(&fh->mpegq, p,
- file->f_flags & O_NONBLOCK));
-}
-
-static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct cx8802_fh *fh = priv;
- struct cx8802_dev *dev = fh->dev;
-
- if (!dev->mpeg_active)
- blackbird_start_codec(file, fh);
- return videobuf_streamon(&fh->mpegq);
-}
-
-static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct cx8802_fh *fh = priv;
- struct cx8802_dev *dev = fh->dev;
-
- if (dev->mpeg_active)
- blackbird_stop_codec(dev);
- return videobuf_streamoff(&fh->mpegq);
-}
-
static int vidioc_s_frequency (struct file *file, void *priv,
const struct v4l2_frequency *f)
{
- struct cx8802_fh *fh = priv;
- struct cx8802_dev *dev = fh->dev;
- struct cx88_core *core = dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (unlikely(UNSET == core->board.tuner_type))
return -EINVAL;
cx88_set_freq (core,f);
blackbird_initialize_codec(dev);
cx88_set_scale(dev->core, dev->width, dev->height,
- fh->mpegq.field);
+ dev->field);
return 0;
}
static int vidioc_log_status (struct file *file, void *priv)
{
- struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
- struct cx88_core *core = dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
char name[32 + 2];
snprintf(name, sizeof(name), "%s/2", core->name);
static int vidioc_enum_input (struct file *file, void *priv,
struct v4l2_input *i)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
return cx88_enum_input (core,i);
}
static int vidioc_g_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct cx8802_fh *fh = priv;
- struct cx88_core *core = fh->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (unlikely(UNSET == core->board.tuner_type))
return -EINVAL;
static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
*i = core->input;
return 0;
static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (i >= 4)
return -EINVAL;
if (0 == INPUT(i).type)
return -EINVAL;
- mutex_lock(&core->lock);
cx88_newstation(core);
cx88_video_mux(core,i);
- mutex_unlock(&core->lock);
return 0;
}
static int vidioc_g_tuner (struct file *file, void *priv,
struct v4l2_tuner *t)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
u32 reg;
if (unlikely(UNSET == core->board.tuner_type))
static int vidioc_s_tuner (struct file *file, void *priv,
const struct v4l2_tuner *t)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (UNSET == core->board.tuner_type)
return -EINVAL;
static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
*tvnorm = core->tvnorm;
return 0;
static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
{
- struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
-
- mutex_lock(&core->lock);
- cx88_set_tvnorm(core, id);
- mutex_unlock(&core->lock);
- return 0;
-}
-
-/* FIXME: cx88_ioctl_hook not implemented */
-
-static int mpeg_open(struct file *file)
-{
- struct video_device *vdev = video_devdata(file);
struct cx8802_dev *dev = video_drvdata(file);
- struct cx8802_fh *fh;
- struct cx8802_driver *drv = NULL;
- int err;
-
- dprintk( 1, "%s\n", __func__);
-
- mutex_lock(&dev->core->lock);
-
- /* Make sure we can acquire the hardware */
- drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
- if (!drv) {
- dprintk(1, "%s: blackbird driver is not loaded\n", __func__);
- mutex_unlock(&dev->core->lock);
- return -ENODEV;
- }
-
- err = drv->request_acquire(drv);
- if (err != 0) {
- dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err);
- mutex_unlock(&dev->core->lock);
- return err;
- }
-
- if (!dev->core->mpeg_users && blackbird_initialize_codec(dev) < 0) {
- drv->request_release(drv);
- mutex_unlock(&dev->core->lock);
- return -EINVAL;
- }
- dprintk(1, "open dev=%s\n", video_device_node_name(vdev));
-
- /* allocate + initialize per filehandle data */
- fh = kzalloc(sizeof(*fh),GFP_KERNEL);
- if (NULL == fh) {
- drv->request_release(drv);
- mutex_unlock(&dev->core->lock);
- return -ENOMEM;
- }
- v4l2_fh_init(&fh->fh, vdev);
- file->private_data = fh;
- fh->dev = dev;
-
- videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VIDEO_CAPTURE,
- V4L2_FIELD_INTERLACED,
- sizeof(struct cx88_buffer),
- fh, NULL);
-
- /* FIXME: locking against other video device */
- cx88_set_scale(dev->core, dev->width, dev->height,
- fh->mpegq.field);
-
- dev->core->mpeg_users++;
- mutex_unlock(&dev->core->lock);
- v4l2_fh_add(&fh->fh);
- return 0;
-}
-
-static int mpeg_release(struct file *file)
-{
- struct cx8802_fh *fh = file->private_data;
- struct cx8802_dev *dev = fh->dev;
- struct cx8802_driver *drv = NULL;
-
- mutex_lock(&dev->core->lock);
-
- if (dev->mpeg_active && dev->core->mpeg_users == 1)
- blackbird_stop_codec(dev);
-
- cx8802_cancel_buffers(fh->dev);
- /* stop mpeg capture */
- videobuf_stop(&fh->mpegq);
-
- videobuf_mmap_free(&fh->mpegq);
-
- v4l2_fh_del(&fh->fh);
- v4l2_fh_exit(&fh->fh);
- file->private_data = NULL;
- kfree(fh);
-
- /* Make sure we release the hardware */
- drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
- WARN_ON(!drv);
- if (drv)
- drv->request_release(drv);
-
- dev->core->mpeg_users--;
-
- mutex_unlock(&dev->core->lock);
+ struct cx88_core *core = dev->core;
+ cx88_set_tvnorm(core, id);
return 0;
}
-static ssize_t
-mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
-{
- struct cx8802_fh *fh = file->private_data;
- struct cx8802_dev *dev = fh->dev;
-
- if (!dev->mpeg_active)
- blackbird_start_codec(file, fh);
-
- return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
- file->f_flags & O_NONBLOCK);
-}
-
-static unsigned int
-mpeg_poll(struct file *file, struct poll_table_struct *wait)
-{
- unsigned long req_events = poll_requested_events(wait);
- struct cx8802_fh *fh = file->private_data;
- struct cx8802_dev *dev = fh->dev;
-
- if (!dev->mpeg_active && (req_events & (POLLIN | POLLRDNORM)))
- blackbird_start_codec(file, fh);
-
- return v4l2_ctrl_poll(file, wait) | videobuf_poll_stream(file, &fh->mpegq, wait);
-}
-
-static int
-mpeg_mmap(struct file *file, struct vm_area_struct * vma)
-{
- struct cx8802_fh *fh = file->private_data;
-
- return videobuf_mmap_mapper(&fh->mpegq, vma);
-}
-
static const struct v4l2_file_operations mpeg_fops =
{
.owner = THIS_MODULE,
- .open = mpeg_open,
- .release = mpeg_release,
- .read = mpeg_read,
- .poll = mpeg_poll,
- .mmap = mpeg_mmap,
+ .open = v4l2_fh_open,
+ .release = vb2_fop_release,
+ .read = vb2_fop_read,
+ .poll = vb2_fop_poll,
+ .mmap = vb2_fop_mmap,
.unlocked_ioctl = video_ioctl2,
};
.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
- .vidioc_reqbufs = vidioc_reqbufs,
- .vidioc_querybuf = vidioc_querybuf,
- .vidioc_qbuf = vidioc_qbuf,
- .vidioc_dqbuf = vidioc_dqbuf,
- .vidioc_streamon = vidioc_streamon,
- .vidioc_streamoff = vidioc_streamoff,
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
.vidioc_s_frequency = vidioc_s_frequency,
.vidioc_log_status = vidioc_log_status,
.vidioc_enum_input = vidioc_enum_input,
{
int err;
- dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
- &cx8802_mpeg_template,"mpeg");
+ dev->mpeg_dev = cx88_vdev_init(dev->core, dev->pci,
+ &cx8802_mpeg_template, "mpeg");
dev->mpeg_dev->ctrl_handler = &dev->cxhdl.hdl;
video_set_drvdata(dev->mpeg_dev, dev);
- err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
+ dev->mpeg_dev->queue = &dev->vb2_mpegq;
+ err = video_register_device(dev->mpeg_dev, VFL_TYPE_GRABBER, -1);
if (err < 0) {
printk(KERN_INFO "%s/2: can't register mpeg device\n",
dev->core->name);
{
struct cx88_core *core = drv->core;
struct cx8802_dev *dev = core->dvbdev;
+ struct vb2_queue *q;
int err;
dprintk( 1, "%s\n", __func__);
} else {
dev->height = 576;
}
+ dev->field = V4L2_FIELD_INTERLACED;
dev->cxhdl.port = CX2341X_PORT_STREAMING;
dev->cxhdl.width = dev->width;
dev->cxhdl.height = dev->height;
cx88_video_mux(core,0);
cx2341x_handler_set_50hz(&dev->cxhdl, dev->height == 576);
cx2341x_handler_setup(&dev->cxhdl);
+
+ q = &dev->vb2_mpegq;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
+ q->gfp_flags = GFP_DMA32;
+ q->min_buffers_needed = 2;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct cx88_buffer);
+ q->ops = &blackbird_qops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &core->lock;
+
+ err = vb2_queue_init(q);
+ if (err < 0)
+ goto fail_core;
+
blackbird_register_video(dev);
return 0;
- fail_core:
+fail_core:
return err;
}
static __le32* cx88_risc_field(__le32 *rp, struct scatterlist *sglist,
unsigned int offset, u32 sync_line,
unsigned int bpl, unsigned int padding,
- unsigned int lines, unsigned int lpi)
+ unsigned int lines, unsigned int lpi, bool jump)
{
struct scatterlist *sg;
unsigned int line,todo,sol;
+ if (jump) {
+ (*rp++) = cpu_to_le32(RISC_JUMP);
+ (*rp++) = 0;
+ }
+
/* sync instruction */
if (sync_line != NO_SYNC_LINE)
*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
can cause next bpl to start close to a page border. First DMA
region may be smaller than PAGE_SIZE */
instructions = fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines);
- instructions += 2;
+ instructions += 4;
if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
return rc;
rp = risc->cpu;
if (UNSET != top_offset)
rp = cx88_risc_field(rp, sglist, top_offset, 0,
- bpl, padding, lines, 0);
+ bpl, padding, lines, 0, true);
if (UNSET != bottom_offset)
rp = cx88_risc_field(rp, sglist, bottom_offset, 0x200,
- bpl, padding, lines, 0);
+ bpl, padding, lines, 0, top_offset == UNSET);
/* save pointer to jmp instruction address */
risc->jmp = rp;
there is no padding and no sync. First DMA region may be smaller
than PAGE_SIZE */
instructions = 1 + (bpl * lines) / PAGE_SIZE + lines;
- instructions += 1;
+ instructions += 3;
if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
return rc;
/* write risc instructions */
rp = risc->cpu;
- rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines, lpi);
+ rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines, lpi, !lpi);
/* save pointer to jmp instruction address */
risc->jmp = rp;
return 0;
}
-int cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
- u32 reg, u32 mask, u32 value)
-{
- __le32 *rp;
- int rc;
-
- if ((rc = btcx_riscmem_alloc(pci, risc, 4*16)) < 0)
- return rc;
-
- /* write risc instructions */
- rp = risc->cpu;
- *(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ2 | RISC_IMM);
- *(rp++) = cpu_to_le32(reg);
- *(rp++) = cpu_to_le32(value);
- *(rp++) = cpu_to_le32(mask);
- *(rp++) = cpu_to_le32(RISC_JUMP);
- *(rp++) = cpu_to_le32(risc->dma);
- return 0;
-}
-
void
-cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf)
+cx88_free_buffer(struct vb2_queue *q, struct cx88_buffer *buf)
{
- struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
-
- BUG_ON(in_interrupt());
- videobuf_waiton(q, &buf->vb, 0, 0);
- videobuf_dma_unmap(q->dev, dma);
- videobuf_dma_free(dma);
- btcx_riscmem_free(to_pci_dev(q->dev), &buf->risc);
- buf->vb.state = VIDEOBUF_NEEDS_INIT;
+ btcx_riscmem_free(to_pci_dev(q->drv_priv), &buf->risc);
}
/* ------------------------------------------------------------------ */
struct cx88_dmaqueue *q, u32 count)
{
struct cx88_buffer *buf;
- int bc;
-
- for (bc = 0;; bc++) {
- if (list_empty(&q->active))
- break;
- buf = list_entry(q->active.next,
- struct cx88_buffer, vb.queue);
- /* count comes from the hw and is is 16bit wide --
- * this trick handles wrap-arounds correctly for
- * up to 32767 buffers in flight... */
- if ((s16) (count - buf->count) < 0)
- break;
- v4l2_get_timestamp(&buf->vb.ts);
- dprintk(2,"[%p/%d] wakeup reg=%d buf=%d\n",buf,buf->vb.i,
- count, buf->count);
- buf->vb.state = VIDEOBUF_DONE;
- list_del(&buf->vb.queue);
- wake_up(&buf->vb.done);
- }
- if (list_empty(&q->active)) {
- del_timer(&q->timeout);
- } else {
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
- }
- if (bc != 1)
- dprintk(2, "%s: %d buffers handled (should be 1)\n",
- __func__, bc);
+
+ buf = list_entry(q->active.next,
+ struct cx88_buffer, list);
+ v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp);
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE);
}
void cx88_shutdown(struct cx88_core *core)
vfd->v4l2_dev = &core->v4l2_dev;
vfd->dev_parent = &pci->dev;
vfd->release = video_device_release;
+ vfd->lock = &core->lock;
snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
core->name, type, core->board.name);
return vfd;
EXPORT_SYMBOL(cx88_risc_buffer);
EXPORT_SYMBOL(cx88_risc_databuffer);
-EXPORT_SYMBOL(cx88_risc_stopper);
EXPORT_SYMBOL(cx88_free_buffer);
EXPORT_SYMBOL(cx88_sram_channels);
/* ------------------------------------------------------------------ */
-static int dvb_buf_setup(struct videobuf_queue *q,
- unsigned int *count, unsigned int *size)
+static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], void *alloc_ctxs[])
{
- struct cx8802_dev *dev = q->priv_data;
+ struct cx8802_dev *dev = q->drv_priv;
+ *num_planes = 1;
dev->ts_packet_size = 188 * 4;
dev->ts_packet_count = dvb_buf_tscnt;
-
- *size = dev->ts_packet_size * dev->ts_packet_count;
- *count = dvb_buf_tscnt;
+ sizes[0] = dev->ts_packet_size * dev->ts_packet_count;
+ *num_buffers = dvb_buf_tscnt;
return 0;
}
-static int dvb_buf_prepare(struct videobuf_queue *q,
- struct videobuf_buffer *vb, enum v4l2_field field)
+static int buffer_prepare(struct vb2_buffer *vb)
+{
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+
+ return cx8802_buf_prepare(vb->vb2_queue, dev, buf, dev->field);
+}
+
+static void buffer_finish(struct vb2_buffer *vb)
+{
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
+
+ cx88_free_buffer(vb->vb2_queue, buf);
+
+ dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
+}
+
+static void buffer_queue(struct vb2_buffer *vb)
{
- struct cx8802_dev *dev = q->priv_data;
- return cx8802_buf_prepare(q, dev, (struct cx88_buffer*)vb,field);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+
+ cx8802_buf_queue(dev, buf);
}
-static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
+static int start_streaming(struct vb2_queue *q, unsigned int count)
{
- struct cx8802_dev *dev = q->priv_data;
- cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
+ struct cx8802_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->mpegq;
+ struct cx88_buffer *buf;
+
+ buf = list_entry(dmaq->active.next, struct cx88_buffer, list);
+ cx8802_start_dma(dev, dmaq, buf);
+ return 0;
}
-static void dvb_buf_release(struct videobuf_queue *q,
- struct videobuf_buffer *vb)
+static void stop_streaming(struct vb2_queue *q)
{
- cx88_free_buffer(q, (struct cx88_buffer*)vb);
+ struct cx8802_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->mpegq;
+ unsigned long flags;
+
+ cx8802_cancel_buffers(dev);
+
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
+
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
}
-static const struct videobuf_queue_ops dvb_qops = {
- .buf_setup = dvb_buf_setup,
- .buf_prepare = dvb_buf_prepare,
- .buf_queue = dvb_buf_queue,
- .buf_release = dvb_buf_release,
+static struct vb2_ops dvb_qops = {
+ .queue_setup = queue_setup,
+ .buf_prepare = buffer_prepare,
+ .buf_finish = buffer_finish,
+ .buf_queue = buffer_queue,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .start_streaming = start_streaming,
+ .stop_streaming = stop_streaming,
};
/* ------------------------------------------------------------------ */
int ret = 0;
int fe_id;
- fe_id = videobuf_dvb_find_frontend(&dev->frontends, fe);
+ fe_id = vb2_dvb_find_frontend(&dev->frontends, fe);
if (!fe_id) {
printk(KERN_ERR "%s() No frontend found\n", __func__);
return -EINVAL;
static void cx88_dvb_gate_ctrl(struct cx88_core *core, int open)
{
- struct videobuf_dvb_frontends *f;
- struct videobuf_dvb_frontend *fe;
+ struct vb2_dvb_frontends *f;
+ struct vb2_dvb_frontend *fe;
if (!core->dvbdev)
return;
return;
if (f->gate <= 1) /* undefined or fe0 */
- fe = videobuf_dvb_get_frontend(f, 1);
+ fe = vb2_dvb_get_frontend(f, 1);
else
- fe = videobuf_dvb_get_frontend(f, f->gate);
+ fe = vb2_dvb_get_frontend(f, f->gate);
if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl)
fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open);
static int attach_xc3028(u8 addr, struct cx8802_dev *dev)
{
struct dvb_frontend *fe;
- struct videobuf_dvb_frontend *fe0 = NULL;
+ struct vb2_dvb_frontend *fe0 = NULL;
struct xc2028_ctrl ctl;
struct xc2028_config cfg = {
.i2c_adap = &dev->core->i2c_adap,
};
/* Get the first frontend */
- fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1);
+ fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
if (!fe0)
return -EINVAL;
static int attach_xc4000(struct cx8802_dev *dev, struct xc4000_config *cfg)
{
struct dvb_frontend *fe;
- struct videobuf_dvb_frontend *fe0 = NULL;
+ struct vb2_dvb_frontend *fe0 = NULL;
/* Get the first frontend */
- fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1);
+ fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
if (!fe0)
return -EINVAL;
static int cx8802_alloc_frontends(struct cx8802_dev *dev)
{
struct cx88_core *core = dev->core;
- struct videobuf_dvb_frontend *fe = NULL;
+ struct vb2_dvb_frontend *fe = NULL;
int i;
mutex_init(&dev->frontends.lock);
printk(KERN_INFO "%s() allocating %d frontend(s)\n", __func__,
core->board.num_frontends);
for (i = 1; i <= core->board.num_frontends; i++) {
- fe = videobuf_dvb_alloc_frontend(&dev->frontends, i);
+ fe = vb2_dvb_alloc_frontend(&dev->frontends, i);
if (!fe) {
printk(KERN_ERR "%s() failed to alloc\n", __func__);
- videobuf_dvb_dealloc_frontends(&dev->frontends);
+ vb2_dvb_dealloc_frontends(&dev->frontends);
return -ENOMEM;
}
}
static int dvb_register(struct cx8802_dev *dev)
{
struct cx88_core *core = dev->core;
- struct videobuf_dvb_frontend *fe0, *fe1 = NULL;
+ struct vb2_dvb_frontend *fe0, *fe1 = NULL;
int mfe_shared = 0; /* bus not shared by default */
int res = -EINVAL;
}
/* Get the first frontend */
- fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1);
+ fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
if (!fe0)
goto frontend_detach;
goto frontend_detach;
}
/* MFE frontend 2 */
- fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2);
+ fe1 = vb2_dvb_get_frontend(&dev->frontends, 2);
if (!fe1)
goto frontend_detach;
/* DVB-T init */
goto frontend_detach;
}
/* MFE frontend 2 */
- fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2);
+ fe1 = vb2_dvb_get_frontend(&dev->frontends, 2);
if (!fe1)
goto frontend_detach;
/* DVB-T Init */
call_all(core, core, s_power, 0);
/* register everything */
- res = videobuf_dvb_register_bus(&dev->frontends, THIS_MODULE, dev,
+ res = vb2_dvb_register_bus(&dev->frontends, THIS_MODULE, dev,
&dev->pci->dev, adapter_nr, mfe_shared);
if (res)
goto frontend_detach;
frontend_detach:
core->gate_ctrl = NULL;
- videobuf_dvb_dealloc_frontends(&dev->frontends);
+ vb2_dvb_dealloc_frontends(&dev->frontends);
return res;
}
struct cx88_core *core = drv->core;
struct cx8802_dev *dev = drv->core->dvbdev;
int err;
- struct videobuf_dvb_frontend *fe;
+ struct vb2_dvb_frontend *fe;
int i;
dprintk( 1, "%s\n", __func__);
err = -ENODEV;
for (i = 1; i <= core->board.num_frontends; i++) {
- fe = videobuf_dvb_get_frontend(&core->dvbdev->frontends, i);
+ struct vb2_queue *q;
+
+ fe = vb2_dvb_get_frontend(&core->dvbdev->frontends, i);
if (fe == NULL) {
printk(KERN_ERR "%s() failed to get frontend(%d)\n",
__func__, i);
goto fail_probe;
}
- videobuf_queue_sg_init(&fe->dvb.dvbq, &dvb_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VIDEO_CAPTURE,
- V4L2_FIELD_TOP,
- sizeof(struct cx88_buffer),
- dev, NULL);
- /* init struct videobuf_dvb */
+ q = &fe->dvb.dvbq;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
+ q->gfp_flags = GFP_DMA32;
+ q->min_buffers_needed = 2;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct cx88_buffer);
+ q->ops = &dvb_qops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &core->lock;
+
+ err = vb2_queue_init(q);
+ if (err < 0)
+ goto fail_probe;
+
+ /* init struct vb2_dvb */
fe->dvb.name = dev->core->name;
}
core->name, err);
return err;
fail_probe:
- videobuf_dvb_dealloc_frontends(&core->dvbdev->frontends);
+ vb2_dvb_dealloc_frontends(&core->dvbdev->frontends);
fail_core:
return err;
}
dprintk( 1, "%s\n", __func__);
- videobuf_dvb_unregister_bus(&dev->frontends);
+ vb2_dvb_unregister_bus(&dev->frontends);
vp3054_i2c_remove(dev);
static DEFINE_MUTEX(cx8802_mutex);
/* ------------------------------------------------------------------ */
-static int cx8802_start_dma(struct cx8802_dev *dev,
+int cx8802_start_dma(struct cx8802_dev *dev,
struct cx88_dmaqueue *q,
struct cx88_buffer *buf)
{
struct cx88_core *core = dev->core;
dprintk(1, "cx8802_start_dma w: %d, h: %d, f: %d\n",
- buf->vb.width, buf->vb.height, buf->vb.field);
+ dev->width, dev->height, dev->field);
/* setup fifo + format */
cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28],
dev->ts_packet_size, buf->risc.dma);
/* write TS length to chip */
- cx_write(MO_TS_LNGTH, buf->vb.width);
+ cx_write(MO_TS_LNGTH, dev->ts_packet_size);
/* FIXME: this needs a review.
* also: move to cx88-blackbird + cx88-dvb source files? */
if (list_empty(&q->active))
return 0;
- buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
+ buf = list_entry(q->active.next, struct cx88_buffer, list);
dprintk(2,"restart_queue [%p/%d]: restart dma\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
cx8802_start_dma(dev, q, buf);
- list_for_each_entry(buf, &q->active, vb.queue)
+ list_for_each_entry(buf, &q->active, list)
buf->count = q->count++;
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
return 0;
}
/* ------------------------------------------------------------------ */
-int cx8802_buf_prepare(struct videobuf_queue *q, struct cx8802_dev *dev,
+int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev,
struct cx88_buffer *buf, enum v4l2_field field)
{
int size = dev->ts_packet_size * dev->ts_packet_count;
- struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(&buf->vb, 0);
int rc;
- dprintk(1, "%s: %p\n", __func__, buf);
- if (0 != buf->vb.baddr && buf->vb.bsize < size)
+ if (vb2_plane_size(&buf->vb, 0) < size)
return -EINVAL;
+ vb2_set_plane_payload(&buf->vb, 0, size);
- if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
- buf->vb.width = dev->ts_packet_size;
- buf->vb.height = dev->ts_packet_count;
- buf->vb.size = size;
- buf->vb.field = field /*V4L2_FIELD_TOP*/;
-
- if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
- goto fail;
- cx88_risc_databuffer(dev->pci, &buf->risc,
- dma->sglist,
- buf->vb.width, buf->vb.height, 0);
- }
- buf->vb.state = VIDEOBUF_PREPARED;
- return 0;
+ rc = dma_map_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
+ if (!rc)
+ return -EIO;
- fail:
- cx88_free_buffer(q,buf);
- return rc;
+ cx88_risc_databuffer(dev->pci, &buf->risc, sgt->sgl,
+ dev->ts_packet_size, dev->ts_packet_count, 0);
+ return 0;
}
void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf)
struct cx88_dmaqueue *cx88q = &dev->mpegq;
dprintk( 1, "cx8802_buf_queue\n" );
- /* add jump to stopper */
- buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
- buf->risc.jmp[1] = cpu_to_le32(cx88q->stopper.dma);
+ /* add jump to start */
+ buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8);
+ buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC);
+ buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8);
if (list_empty(&cx88q->active)) {
dprintk( 1, "queue is empty - first active\n" );
- list_add_tail(&buf->vb.queue,&cx88q->active);
- cx8802_start_dma(dev, cx88q, buf);
- buf->vb.state = VIDEOBUF_ACTIVE;
+ list_add_tail(&buf->list, &cx88q->active);
buf->count = cx88q->count++;
- mod_timer(&cx88q->timeout, jiffies+BUFFER_TIMEOUT);
dprintk(1,"[%p/%d] %s - first active\n",
- buf, buf->vb.i, __func__);
+ buf, buf->vb.v4l2_buf.index, __func__);
} else {
+ buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1);
dprintk( 1, "queue is not empty - append to active\n" );
- prev = list_entry(cx88q->active.prev, struct cx88_buffer, vb.queue);
- list_add_tail(&buf->vb.queue,&cx88q->active);
- buf->vb.state = VIDEOBUF_ACTIVE;
+ prev = list_entry(cx88q->active.prev, struct cx88_buffer, list);
+ list_add_tail(&buf->list, &cx88q->active);
buf->count = cx88q->count++;
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
dprintk( 1, "[%p/%d] %s - append to active\n",
- buf, buf->vb.i, __func__);
+ buf, buf->vb.v4l2_buf.index, __func__);
}
}
/* ----------------------------------------------------------- */
-static void do_cancel_buffers(struct cx8802_dev *dev, const char *reason, int restart)
+static void do_cancel_buffers(struct cx8802_dev *dev)
{
struct cx88_dmaqueue *q = &dev->mpegq;
struct cx88_buffer *buf;
spin_lock_irqsave(&dev->slock,flags);
while (!list_empty(&q->active)) {
- buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
- list_del(&buf->vb.queue);
- buf->vb.state = VIDEOBUF_ERROR;
- wake_up(&buf->vb.done);
- dprintk(1,"[%p/%d] %s - dma=0x%08lx\n",
- buf, buf->vb.i, reason, (unsigned long)buf->risc.dma);
- }
- if (restart)
- {
- dprintk(1, "restarting queue\n" );
- cx8802_restart_queue(dev,q);
+ buf = list_entry(q->active.next, struct cx88_buffer, list);
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
}
spin_unlock_irqrestore(&dev->slock,flags);
}
void cx8802_cancel_buffers(struct cx8802_dev *dev)
{
- struct cx88_dmaqueue *q = &dev->mpegq;
-
dprintk( 1, "cx8802_cancel_buffers" );
- del_timer_sync(&q->timeout);
- cx8802_stop_dma(dev);
- do_cancel_buffers(dev,"cancel",0);
-}
-
-static void cx8802_timeout(unsigned long data)
-{
- struct cx8802_dev *dev = (struct cx8802_dev*)data;
-
- dprintk(1, "%s\n",__func__);
-
- if (debug)
- cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]);
cx8802_stop_dma(dev);
- do_cancel_buffers(dev,"timeout",1);
+ do_cancel_buffers(dev);
}
static const char * cx88_mpeg_irqs[32] = {
spin_unlock(&dev->slock);
}
- /* risc2 y */
- if (status & 0x10) {
- spin_lock(&dev->slock);
- cx8802_restart_queue(dev,&dev->mpegq);
- spin_unlock(&dev->slock);
- }
-
/* other general errors */
if (status & 0x1f0100) {
dprintk( 0, "general errors: 0x%08x\n", status & 0x1f0100 );
spin_lock(&dev->slock);
cx8802_stop_dma(dev);
- cx8802_restart_queue(dev,&dev->mpegq);
spin_unlock(&dev->slock);
}
}
/* init dma queue */
INIT_LIST_HEAD(&dev->mpegq.active);
- dev->mpegq.timeout.function = cx8802_timeout;
- dev->mpegq.timeout.data = (unsigned long)dev;
- init_timer(&dev->mpegq.timeout);
- cx88_risc_stopper(dev->pci,&dev->mpegq.stopper,
- MO_TS_DMACNTRL,0x11,0x00);
/* get irq */
err = request_irq(dev->pci->irq, cx8802_irq,
/* unregister stuff */
free_irq(dev->pci->irq, dev);
-
- /* free memory */
- btcx_riscmem_free(dev->pci,&dev->mpegq.stopper);
}
/* ----------------------------------------------------------- */
dprintk( 2, "suspend\n" );
printk("%s: suspend mpeg\n", core->name);
cx8802_stop_dma(dev);
- del_timer(&dev->mpegq.timeout);
}
spin_unlock_irqrestore(&dev->slock, flags);
EXPORT_SYMBOL(cx8802_buf_prepare);
EXPORT_SYMBOL(cx8802_buf_queue);
EXPORT_SYMBOL(cx8802_cancel_buffers);
+EXPORT_SYMBOL(cx8802_start_dma);
EXPORT_SYMBOL(cx8802_register_driver);
EXPORT_SYMBOL(cx8802_unregister_driver);
#include "cx88.h"
-static unsigned int vbibufs = 4;
-module_param(vbibufs,int,0644);
-MODULE_PARM_DESC(vbibufs,"number of vbi buffers, range 2-32");
-
static unsigned int vbi_debug;
module_param(vbi_debug,int,0644);
MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]");
int cx8800_vbi_fmt (struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx8800_fh *fh = priv;
- struct cx8800_dev *dev = fh->dev;
+ struct cx8800_dev *dev = video_drvdata(file);
f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH;
f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
/* setup fifo + format */
cx88_sram_channel_setup(dev->core, &cx88_sram_channels[SRAM_CH24],
- buf->vb.width, buf->risc.dma);
+ VBI_LINE_LENGTH, buf->risc.dma);
cx_write(MO_VBOS_CONTROL, ( (1 << 18) | // comb filter delay fixup
(1 << 15) | // enable vbi capture
return 0;
}
-int cx8800_stop_vbi_dma(struct cx8800_dev *dev)
+void cx8800_stop_vbi_dma(struct cx8800_dev *dev)
{
struct cx88_core *core = dev->core;
/* disable irqs */
cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
cx_clear(MO_VID_INTMSK, 0x0f0088);
- return 0;
}
int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
if (list_empty(&q->active))
return 0;
- buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
+ buf = list_entry(q->active.next, struct cx88_buffer, list);
dprintk(2,"restart_queue [%p/%d]: restart dma\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
cx8800_start_vbi_dma(dev, q, buf);
- list_for_each_entry(buf, &q->active, vb.queue)
+ list_for_each_entry(buf, &q->active, list)
buf->count = q->count++;
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
return 0;
}
-void cx8800_vbi_timeout(unsigned long data)
-{
- struct cx8800_dev *dev = (struct cx8800_dev*)data;
- struct cx88_core *core = dev->core;
- struct cx88_dmaqueue *q = &dev->vbiq;
- struct cx88_buffer *buf;
- unsigned long flags;
-
- cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH24]);
-
- cx_clear(MO_VID_DMACNTRL, 0x88);
- cx_clear(VID_CAPTURE_CONTROL, 0x18);
-
- spin_lock_irqsave(&dev->slock,flags);
- while (!list_empty(&q->active)) {
- buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
- list_del(&buf->vb.queue);
- buf->vb.state = VIDEOBUF_ERROR;
- wake_up(&buf->vb.done);
- printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", dev->core->name,
- buf, buf->vb.i, (unsigned long)buf->risc.dma);
- }
- cx8800_restart_vbi_queue(dev,q);
- spin_unlock_irqrestore(&dev->slock,flags);
-}
-
/* ------------------------------------------------------------------ */
-static int
-vbi_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
+static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], void *alloc_ctxs[])
{
- *size = VBI_LINE_COUNT * VBI_LINE_LENGTH * 2;
- if (0 == *count)
- *count = vbibufs;
- if (*count < 2)
- *count = 2;
- if (*count > 32)
- *count = 32;
+ *num_planes = 1;
+ sizes[0] = VBI_LINE_COUNT * VBI_LINE_LENGTH * 2;
return 0;
}
-static int
-vbi_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
- enum v4l2_field field)
+
+static int buffer_prepare(struct vb2_buffer *vb)
{
- struct cx8800_fh *fh = q->priv_data;
- struct cx8800_dev *dev = fh->dev;
- struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
+ struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
unsigned int size;
int rc;
size = VBI_LINE_COUNT * VBI_LINE_LENGTH * 2;
- if (0 != buf->vb.baddr && buf->vb.bsize < size)
+ if (vb2_plane_size(vb, 0) < size)
return -EINVAL;
+ vb2_set_plane_payload(vb, 0, size);
- if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
- struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
- buf->vb.width = VBI_LINE_LENGTH;
- buf->vb.height = VBI_LINE_COUNT;
- buf->vb.size = size;
- buf->vb.field = V4L2_FIELD_SEQ_TB;
-
- if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
- goto fail;
- cx88_risc_buffer(dev->pci, &buf->risc,
- dma->sglist,
- 0, buf->vb.width * buf->vb.height,
- buf->vb.width, 0,
- buf->vb.height);
- }
- buf->vb.state = VIDEOBUF_PREPARED;
+ rc = dma_map_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
+ if (!rc)
+ return -EIO;
+
+ cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl,
+ 0, VBI_LINE_LENGTH * VBI_LINE_COUNT,
+ VBI_LINE_LENGTH, 0,
+ VBI_LINE_COUNT);
return 0;
+}
- fail:
- cx88_free_buffer(q,buf);
- return rc;
+static void buffer_finish(struct vb2_buffer *vb)
+{
+ struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
+
+ cx88_free_buffer(vb->vb2_queue, buf);
+
+ dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
}
-static void
-vbi_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+static void buffer_queue(struct vb2_buffer *vb)
{
- struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
+ struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
struct cx88_buffer *prev;
- struct cx8800_fh *fh = vq->priv_data;
- struct cx8800_dev *dev = fh->dev;
struct cx88_dmaqueue *q = &dev->vbiq;
- /* add jump to stopper */
- buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
- buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+ /* add jump to start */
+ buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8);
+ buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC);
+ buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8);
if (list_empty(&q->active)) {
- list_add_tail(&buf->vb.queue,&q->active);
+ list_add_tail(&buf->list, &q->active);
cx8800_start_vbi_dma(dev, q, buf);
- buf->vb.state = VIDEOBUF_ACTIVE;
buf->count = q->count++;
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
dprintk(2,"[%p/%d] vbi_queue - first active\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
} else {
- prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
- list_add_tail(&buf->vb.queue,&q->active);
- buf->vb.state = VIDEOBUF_ACTIVE;
+ buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1);
+ prev = list_entry(q->active.prev, struct cx88_buffer, list);
+ list_add_tail(&buf->list, &q->active);
buf->count = q->count++;
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
dprintk(2,"[%p/%d] buffer_queue - append to active\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
}
}
-static void vbi_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+static int start_streaming(struct vb2_queue *q, unsigned int count)
{
- struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
+ struct cx8800_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->vbiq;
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
- cx88_free_buffer(q,buf);
+ cx8800_start_vbi_dma(dev, dmaq, buf);
+ return 0;
}
-const struct videobuf_queue_ops cx8800_vbi_qops = {
- .buf_setup = vbi_setup,
- .buf_prepare = vbi_prepare,
- .buf_queue = vbi_queue,
- .buf_release = vbi_release,
-};
+static void stop_streaming(struct vb2_queue *q)
+{
+ struct cx8800_dev *dev = q->drv_priv;
+ struct cx88_core *core = dev->core;
+ struct cx88_dmaqueue *dmaq = &dev->vbiq;
+ unsigned long flags;
-/* ------------------------------------------------------------------ */
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+ cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
+
+ cx_clear(MO_VID_DMACNTRL, 0x11);
+ cx_clear(VID_CAPTURE_CONTROL, 0x06);
+ cx8800_stop_vbi_dma(dev);
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
+
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+const struct vb2_ops cx8800_vbi_qops = {
+ .queue_setup = queue_setup,
+ .buf_prepare = buffer_prepare,
+ .buf_finish = buffer_finish,
+ .buf_queue = buffer_queue,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .start_streaming = start_streaming,
+ .stop_streaming = stop_streaming,
+};
module_param(irq_debug,int,0644);
MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
-static unsigned int vid_limit = 16;
-module_param(vid_limit,int,0644);
-MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
-
#define dprintk(level,fmt, arg...) if (video_debug >= level) \
printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls),
};
-/* ------------------------------------------------------------------- */
-/* resource management */
-
-static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
-{
- struct cx88_core *core = dev->core;
- if (fh->resources & bit)
- /* have it already allocated */
- return 1;
-
- /* is it free? */
- mutex_lock(&core->lock);
- if (dev->resources & bit) {
- /* no, someone else uses it */
- mutex_unlock(&core->lock);
- return 0;
- }
- /* it's free, grab it */
- fh->resources |= bit;
- dev->resources |= bit;
- dprintk(1,"res: get %d\n",bit);
- mutex_unlock(&core->lock);
- return 1;
-}
-
-static
-int res_check(struct cx8800_fh *fh, unsigned int bit)
-{
- return (fh->resources & bit);
-}
-
-static
-int res_locked(struct cx8800_dev *dev, unsigned int bit)
-{
- return (dev->resources & bit);
-}
-
-static
-void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
-{
- struct cx88_core *core = dev->core;
- BUG_ON((fh->resources & bits) != bits);
-
- mutex_lock(&core->lock);
- fh->resources &= ~bits;
- dev->resources &= ~bits;
- dprintk(1,"res: put %d\n",bits);
- mutex_unlock(&core->lock);
-}
-
/* ------------------------------------------------------------------ */
int cx88_video_mux(struct cx88_core *core, unsigned int input)
/* setup fifo + format */
cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
buf->bpl, buf->risc.dma);
- cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
+ cx88_set_scale(core, dev->width, dev->height, dev->field);
cx_write(MO_COLOR_CTRL, dev->fmt->cxformat | ColorFormatGamma);
/* reset counter */
struct cx88_buffer *buf;
if (!list_empty(&q->active)) {
- buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
+ buf = list_entry(q->active.next, struct cx88_buffer, list);
dprintk(2,"restart_queue [%p/%d]: restart dma\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
start_video_dma(dev, q, buf);
- list_for_each_entry(buf, &q->active, vb.queue)
+ list_for_each_entry(buf, &q->active, list)
buf->count = q->count++;
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
}
return 0;
}
/* ------------------------------------------------------------------ */
-static int
-buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
+static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], void *alloc_ctxs[])
{
- struct cx8800_fh *fh = q->priv_data;
- struct cx8800_dev *dev = fh->dev;
-
- *size = dev->fmt->depth * dev->width * dev->height >> 3;
- if (0 == *count)
- *count = 32;
- if (*size * *count > vid_limit * 1024 * 1024)
- *count = (vid_limit * 1024 * 1024) / *size;
+ struct cx8800_dev *dev = q->drv_priv;
+
+ *num_planes = 1;
+ sizes[0] = (dev->fmt->depth * dev->width * dev->height) >> 3;
return 0;
}
-static int
-buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
- enum v4l2_field field)
+static int buffer_prepare(struct vb2_buffer *vb)
{
- struct cx8800_fh *fh = q->priv_data;
- struct cx8800_dev *dev = fh->dev;
+ struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
struct cx88_core *core = dev->core;
- struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
- struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
int rc;
- BUG_ON(NULL == dev->fmt);
- if (dev->width < 48 || dev->width > norm_maxw(core->tvnorm) ||
- dev->height < 32 || dev->height > norm_maxh(core->tvnorm))
- return -EINVAL;
- buf->vb.size = (dev->width * dev->height * dev->fmt->depth) >> 3;
- if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
+ buf->bpl = dev->width * dev->fmt->depth >> 3;
+
+ if (vb2_plane_size(vb, 0) < dev->height * buf->bpl)
return -EINVAL;
+ vb2_set_plane_payload(vb, 0, dev->height * buf->bpl);
- buf->vb.width = dev->width;
- buf->vb.height = dev->height;
- buf->vb.field = field;
- if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
- if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
- goto fail;
- }
+ rc = dma_map_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
+ if (!rc)
+ return -EIO;
- buf->bpl = buf->vb.width * dev->fmt->depth >> 3;
- switch (buf->vb.field) {
+ switch (dev->field) {
case V4L2_FIELD_TOP:
cx88_risc_buffer(dev->pci, &buf->risc,
- dma->sglist, 0, UNSET,
- buf->bpl, 0, buf->vb.height);
+ sgt->sgl, 0, UNSET,
+ buf->bpl, 0, dev->height);
break;
case V4L2_FIELD_BOTTOM:
cx88_risc_buffer(dev->pci, &buf->risc,
- dma->sglist, UNSET, 0,
- buf->bpl, 0, buf->vb.height);
+ sgt->sgl, UNSET, 0,
+ buf->bpl, 0, dev->height);
break;
case V4L2_FIELD_SEQ_TB:
cx88_risc_buffer(dev->pci, &buf->risc,
- dma->sglist,
- 0, buf->bpl * (buf->vb.height >> 1),
+ sgt->sgl,
+ 0, buf->bpl * (dev->height >> 1),
buf->bpl, 0,
- buf->vb.height >> 1);
+ dev->height >> 1);
break;
case V4L2_FIELD_SEQ_BT:
cx88_risc_buffer(dev->pci, &buf->risc,
- dma->sglist,
- buf->bpl * (buf->vb.height >> 1), 0,
+ sgt->sgl,
+ buf->bpl * (dev->height >> 1), 0,
buf->bpl, 0,
- buf->vb.height >> 1);
+ dev->height >> 1);
break;
case V4L2_FIELD_INTERLACED:
default:
cx88_risc_buffer(dev->pci, &buf->risc,
- dma->sglist, 0, buf->bpl,
+ sgt->sgl, 0, buf->bpl,
buf->bpl, buf->bpl,
- buf->vb.height >> 1);
+ dev->height >> 1);
break;
}
dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
- buf, buf->vb.i,
+ buf, buf->vb.v4l2_buf.index,
dev->width, dev->height, dev->fmt->depth, dev->fmt->name,
(unsigned long)buf->risc.dma);
-
- buf->vb.state = VIDEOBUF_PREPARED;
return 0;
+}
+
+static void buffer_finish(struct vb2_buffer *vb)
+{
+ struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
+ struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
+
+ cx88_free_buffer(vb->vb2_queue, buf);
- fail:
- cx88_free_buffer(q,buf);
- return rc;
+ dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE);
}
-static void
-buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+static void buffer_queue(struct vb2_buffer *vb)
{
- struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
+ struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb);
struct cx88_buffer *prev;
- struct cx8800_fh *fh = vq->priv_data;
- struct cx8800_dev *dev = fh->dev;
struct cx88_core *core = dev->core;
struct cx88_dmaqueue *q = &dev->vidq;
- /* add jump to stopper */
- buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
- buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+ /* add jump to start */
+ buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8);
+ buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC);
+ buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8);
if (list_empty(&q->active)) {
- list_add_tail(&buf->vb.queue,&q->active);
+ list_add_tail(&buf->list, &q->active);
start_video_dma(dev, q, buf);
- buf->vb.state = VIDEOBUF_ACTIVE;
buf->count = q->count++;
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
dprintk(2,"[%p/%d] buffer_queue - first active\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
} else {
- prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
- list_add_tail(&buf->vb.queue, &q->active);
- buf->vb.state = VIDEOBUF_ACTIVE;
+ buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1);
+ prev = list_entry(q->active.prev, struct cx88_buffer, list);
+ list_add_tail(&buf->list, &q->active);
buf->count = q->count++;
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
dprintk(2, "[%p/%d] buffer_queue - append to active\n",
- buf, buf->vb.i);
+ buf, buf->vb.v4l2_buf.index);
}
}
-static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+static int start_streaming(struct vb2_queue *q, unsigned int count)
{
- struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
+ struct cx8800_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->vidq;
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
- cx88_free_buffer(q,buf);
+ start_video_dma(dev, dmaq, buf);
+ return 0;
}
-static const struct videobuf_queue_ops cx8800_video_qops = {
- .buf_setup = buffer_setup,
- .buf_prepare = buffer_prepare,
- .buf_queue = buffer_queue,
- .buf_release = buffer_release,
-};
-
-/* ------------------------------------------------------------------ */
-
+static void stop_streaming(struct vb2_queue *q)
+{
+ struct cx8800_dev *dev = q->drv_priv;
+ struct cx88_core *core = dev->core;
+ struct cx88_dmaqueue *dmaq = &dev->vidq;
+ unsigned long flags;
-/* ------------------------------------------------------------------ */
+ cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
-static struct videobuf_queue *get_queue(struct file *file)
-{
- struct video_device *vdev = video_devdata(file);
- struct cx8800_fh *fh = file->private_data;
+ cx_clear(MO_VID_DMACNTRL, 0x11);
+ cx_clear(VID_CAPTURE_CONTROL, 0x06);
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
- switch (vdev->vfl_type) {
- case VFL_TYPE_GRABBER:
- return &fh->vidq;
- case VFL_TYPE_VBI:
- return &fh->vbiq;
- default:
- BUG();
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
}
+ spin_unlock_irqrestore(&dev->slock, flags);
}
-static int get_resource(struct file *file)
-{
- struct video_device *vdev = video_devdata(file);
+static struct vb2_ops cx8800_video_qops = {
+ .queue_setup = queue_setup,
+ .buf_prepare = buffer_prepare,
+ .buf_finish = buffer_finish,
+ .buf_queue = buffer_queue,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .start_streaming = start_streaming,
+ .stop_streaming = stop_streaming,
+};
- switch (vdev->vfl_type) {
- case VFL_TYPE_GRABBER:
- return RESOURCE_VIDEO;
- case VFL_TYPE_VBI:
- return RESOURCE_VBI;
- default:
- BUG();
- }
-}
+/* ------------------------------------------------------------------ */
-static int video_open(struct file *file)
+static int radio_open(struct file *file)
{
- struct video_device *vdev = video_devdata(file);
struct cx8800_dev *dev = video_drvdata(file);
struct cx88_core *core = dev->core;
- struct cx8800_fh *fh;
- enum v4l2_buf_type type = 0;
- int radio = 0;
-
- switch (vdev->vfl_type) {
- case VFL_TYPE_GRABBER:
- type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- break;
- case VFL_TYPE_VBI:
- type = V4L2_BUF_TYPE_VBI_CAPTURE;
- break;
- case VFL_TYPE_RADIO:
- radio = 1;
- break;
- }
-
- dprintk(1, "open dev=%s radio=%d type=%s\n",
- video_device_node_name(vdev), radio, v4l2_type_names[type]);
+ int ret = v4l2_fh_open(file);
- /* allocate + initialize per filehandle data */
- fh = kzalloc(sizeof(*fh),GFP_KERNEL);
- if (unlikely(!fh))
- return -ENOMEM;
-
- v4l2_fh_init(&fh->fh, vdev);
- file->private_data = fh;
- fh->dev = dev;
-
- mutex_lock(&core->lock);
+ if (ret)
+ return ret;
- videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VIDEO_CAPTURE,
- V4L2_FIELD_INTERLACED,
- sizeof(struct cx88_buffer),
- fh, NULL);
- videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VBI_CAPTURE,
- V4L2_FIELD_SEQ_TB,
- sizeof(struct cx88_buffer),
- fh, NULL);
-
- if (vdev->vfl_type == VFL_TYPE_RADIO) {
- dprintk(1,"video_open: setting radio device\n");
- cx_write(MO_GP3_IO, core->board.radio.gpio3);
- cx_write(MO_GP0_IO, core->board.radio.gpio0);
- cx_write(MO_GP1_IO, core->board.radio.gpio1);
- cx_write(MO_GP2_IO, core->board.radio.gpio2);
- if (core->board.radio.audioroute) {
- if (core->sd_wm8775) {
- call_all(core, audio, s_routing,
+ cx_write(MO_GP3_IO, core->board.radio.gpio3);
+ cx_write(MO_GP0_IO, core->board.radio.gpio0);
+ cx_write(MO_GP1_IO, core->board.radio.gpio1);
+ cx_write(MO_GP2_IO, core->board.radio.gpio2);
+ if (core->board.radio.audioroute) {
+ if (core->sd_wm8775) {
+ call_all(core, audio, s_routing,
core->board.radio.audioroute, 0, 0);
- }
- /* "I2S ADC mode" */
- core->tvaudio = WW_I2SADC;
- cx88_set_tvaudio(core);
- } else {
- /* FM Mode */
- core->tvaudio = WW_FM;
- cx88_set_tvaudio(core);
- cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
}
- call_all(core, tuner, s_radio);
- }
-
- core->users++;
- mutex_unlock(&core->lock);
- v4l2_fh_add(&fh->fh);
-
- return 0;
-}
-
-static ssize_t
-video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
-{
- struct video_device *vdev = video_devdata(file);
- struct cx8800_fh *fh = file->private_data;
-
- switch (vdev->vfl_type) {
- case VFL_TYPE_GRABBER:
- if (res_locked(fh->dev,RESOURCE_VIDEO))
- return -EBUSY;
- return videobuf_read_one(&fh->vidq, data, count, ppos,
- file->f_flags & O_NONBLOCK);
- case VFL_TYPE_VBI:
- if (!res_get(fh->dev,fh,RESOURCE_VBI))
- return -EBUSY;
- return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
- file->f_flags & O_NONBLOCK);
- default:
- BUG();
- }
-}
-
-static unsigned int
-video_poll(struct file *file, struct poll_table_struct *wait)
-{
- struct video_device *vdev = video_devdata(file);
- struct cx8800_fh *fh = file->private_data;
- struct cx88_buffer *buf;
- unsigned int rc = v4l2_ctrl_poll(file, wait);
-
- if (vdev->vfl_type == VFL_TYPE_VBI) {
- if (!res_get(fh->dev,fh,RESOURCE_VBI))
- return rc | POLLERR;
- return rc | videobuf_poll_stream(file, &fh->vbiq, wait);
- }
- mutex_lock(&fh->vidq.vb_lock);
- if (res_check(fh,RESOURCE_VIDEO)) {
- /* streaming capture */
- if (list_empty(&fh->vidq.stream))
- goto done;
- buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
+ /* "I2S ADC mode" */
+ core->tvaudio = WW_I2SADC;
+ cx88_set_tvaudio(core);
} else {
- /* read() capture */
- buf = (struct cx88_buffer*)fh->vidq.read_buf;
- if (NULL == buf)
- goto done;
+ /* FM Mode */
+ core->tvaudio = WW_FM;
+ cx88_set_tvaudio(core);
+ cx88_set_stereo(core, V4L2_TUNER_MODE_STEREO, 1);
}
- poll_wait(file, &buf->vb.done, wait);
- if (buf->vb.state == VIDEOBUF_DONE ||
- buf->vb.state == VIDEOBUF_ERROR)
- rc |= POLLIN|POLLRDNORM;
-done:
- mutex_unlock(&fh->vidq.vb_lock);
- return rc;
-}
-
-static int video_release(struct file *file)
-{
- struct cx8800_fh *fh = file->private_data;
- struct cx8800_dev *dev = fh->dev;
-
- /* turn off overlay */
- if (res_check(fh, RESOURCE_OVERLAY)) {
- /* FIXME */
- res_free(dev,fh,RESOURCE_OVERLAY);
- }
-
- /* stop video capture */
- if (res_check(fh, RESOURCE_VIDEO)) {
- videobuf_queue_cancel(&fh->vidq);
- res_free(dev,fh,RESOURCE_VIDEO);
- }
- if (fh->vidq.read_buf) {
- buffer_release(&fh->vidq,fh->vidq.read_buf);
- kfree(fh->vidq.read_buf);
- }
-
- /* stop vbi capture */
- if (res_check(fh, RESOURCE_VBI)) {
- videobuf_stop(&fh->vbiq);
- res_free(dev,fh,RESOURCE_VBI);
- }
-
- videobuf_mmap_free(&fh->vidq);
- videobuf_mmap_free(&fh->vbiq);
-
- mutex_lock(&dev->core->lock);
- v4l2_fh_del(&fh->fh);
- v4l2_fh_exit(&fh->fh);
- file->private_data = NULL;
- kfree(fh);
-
- dev->core->users--;
- if (!dev->core->users)
- call_all(dev->core, core, s_power, 0);
- mutex_unlock(&dev->core->lock);
-
+ call_all(core, tuner, s_radio);
return 0;
}
-static int
-video_mmap(struct file *file, struct vm_area_struct * vma)
-{
- return videobuf_mmap_mapper(get_queue(file), vma);
-}
-
/* ------------------------------------------------------------------ */
/* VIDEO CTRL IOCTLS */
static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx8800_fh *fh = priv;
- struct cx8800_dev *dev = fh->dev;
+ struct cx8800_dev *dev = video_drvdata(file);
f->fmt.pix.width = dev->width;
f->fmt.pix.height = dev->height;
- f->fmt.pix.field = fh->vidq.field;
+ f->fmt.pix.field = dev->field;
f->fmt.pix.pixelformat = dev->fmt->fourcc;
f->fmt.pix.bytesperline =
(f->fmt.pix.width * dev->fmt->depth) >> 3;
static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
const struct cx8800_fmt *fmt;
enum v4l2_field field;
unsigned int maxw, maxh;
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cx8800_fh *fh = priv;
- struct cx8800_dev *dev = fh->dev;
+ struct cx8800_dev *dev = video_drvdata(file);
int err = vidioc_try_fmt_vid_cap (file,priv,f);
if (0 != err)
dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
dev->width = f->fmt.pix.width;
dev->height = f->fmt.pix.height;
- fh->vidq.field = f->fmt.pix.field;
+ dev->field = f->fmt.pix.field;
return 0;
}
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev;
- struct cx88_core *core = dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
strcpy(cap->driver, "cx8800");
sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
return 0;
}
-static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
-{
- return videobuf_reqbufs(get_queue(file), p);
-}
-
-static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
-{
- return videobuf_querybuf(get_queue(file), p);
-}
-
-static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
-{
- return videobuf_qbuf(get_queue(file), p);
-}
-
-static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
-{
- return videobuf_dqbuf(get_queue(file), p,
- file->f_flags & O_NONBLOCK);
-}
-
-static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct video_device *vdev = video_devdata(file);
- struct cx8800_fh *fh = priv;
- struct cx8800_dev *dev = fh->dev;
-
- if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
- (vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE))
- return -EINVAL;
-
- if (unlikely(!res_get(dev, fh, get_resource(file))))
- return -EBUSY;
- return videobuf_streamon(get_queue(file));
-}
-
-static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct video_device *vdev = video_devdata(file);
- struct cx8800_fh *fh = priv;
- struct cx8800_dev *dev = fh->dev;
- int err, res;
-
- if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) ||
- (vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE))
- return -EINVAL;
-
- res = get_resource(file);
- err = videobuf_streamoff(get_queue(file));
- if (err < 0)
- return err;
- res_free(dev,fh,res);
- return 0;
-}
-
static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
*tvnorm = core->tvnorm;
return 0;
static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
- mutex_lock(&core->lock);
cx88_set_tvnorm(core, tvnorms);
- mutex_unlock(&core->lock);
return 0;
}
static int vidioc_enum_input (struct file *file, void *priv,
struct v4l2_input *i)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
return cx88_enum_input (core,i);
}
static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
*i = core->input;
return 0;
static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (i >= 4)
return -EINVAL;
if (0 == INPUT(i).type)
return -EINVAL;
- mutex_lock(&core->lock);
cx88_newstation(core);
cx88_video_mux(core,i);
- mutex_unlock(&core->lock);
return 0;
}
static int vidioc_g_tuner (struct file *file, void *priv,
struct v4l2_tuner *t)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
u32 reg;
if (unlikely(UNSET == core->board.tuner_type))
static int vidioc_s_tuner (struct file *file, void *priv,
const struct v4l2_tuner *t)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (UNSET == core->board.tuner_type)
return -EINVAL;
static int vidioc_g_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct cx8800_fh *fh = priv;
- struct cx88_core *core = fh->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (unlikely(UNSET == core->board.tuner_type))
return -EINVAL;
if (unlikely(f->tuner != 0))
return -EINVAL;
- mutex_lock(&core->lock);
cx88_newstation(core);
call_all(core, tuner, s_frequency, f);
call_all(core, tuner, g_frequency, &new_freq);
msleep (10);
cx88_set_tvaudio(core);
- mutex_unlock(&core->lock);
-
return 0;
}
EXPORT_SYMBOL(cx88_set_freq);
static int vidioc_s_frequency (struct file *file, void *priv,
const struct v4l2_frequency *f)
{
- struct cx8800_fh *fh = priv;
- struct cx88_core *core = fh->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
return cx88_set_freq(core, f);
}
static int vidioc_g_register (struct file *file, void *fh,
struct v4l2_dbg_register *reg)
{
- struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
/* cx2388x has a 24-bit register space */
reg->val = cx_read(reg->reg & 0xfffffc);
static int vidioc_s_register (struct file *file, void *fh,
const struct v4l2_dbg_register *reg)
{
- struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
cx_write(reg->reg & 0xfffffc, reg->val);
return 0;
static int radio_g_tuner (struct file *file, void *priv,
struct v4l2_tuner *t)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (unlikely(t->index > 0))
return -EINVAL;
static int radio_s_tuner (struct file *file, void *priv,
const struct v4l2_tuner *t)
{
- struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core;
+ struct cx8800_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
if (0 != t->index)
return -EINVAL;
/* ----------------------------------------------------------- */
-static void cx8800_vid_timeout(unsigned long data)
-{
- struct cx8800_dev *dev = (struct cx8800_dev*)data;
- struct cx88_core *core = dev->core;
- struct cx88_dmaqueue *q = &dev->vidq;
- struct cx88_buffer *buf;
- unsigned long flags;
-
- cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
-
- cx_clear(MO_VID_DMACNTRL, 0x11);
- cx_clear(VID_CAPTURE_CONTROL, 0x06);
-
- spin_lock_irqsave(&dev->slock,flags);
- while (!list_empty(&q->active)) {
- buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
- list_del(&buf->vb.queue);
- buf->vb.state = VIDEOBUF_ERROR;
- wake_up(&buf->vb.done);
- printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
- buf, buf->vb.i, (unsigned long)buf->risc.dma);
- }
- restart_video_queue(dev,q);
- spin_unlock_irqrestore(&dev->slock,flags);
-}
-
static const char *cx88_vid_irqs[32] = {
"y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
"y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
cx88_wakeup(core, &dev->vbiq, count);
spin_unlock(&dev->slock);
}
-
- /* risc2 y */
- if (status & 0x10) {
- dprintk(2,"stopper video\n");
- spin_lock(&dev->slock);
- restart_video_queue(dev,&dev->vidq);
- spin_unlock(&dev->slock);
- }
-
- /* risc2 vbi */
- if (status & 0x80) {
- dprintk(2,"stopper vbi\n");
- spin_lock(&dev->slock);
- cx8800_restart_vbi_queue(dev,&dev->vbiq);
- spin_unlock(&dev->slock);
- }
}
static irqreturn_t cx8800_irq(int irq, void *dev_id)
static const struct v4l2_file_operations video_fops =
{
.owner = THIS_MODULE,
- .open = video_open,
- .release = video_release,
- .read = video_read,
- .poll = video_poll,
- .mmap = video_mmap,
+ .open = v4l2_fh_open,
+ .release = vb2_fop_release,
+ .read = vb2_fop_read,
+ .poll = vb2_fop_poll,
+ .mmap = vb2_fop_mmap,
.unlocked_ioctl = video_ioctl2,
};
.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
- .vidioc_reqbufs = vidioc_reqbufs,
- .vidioc_querybuf = vidioc_querybuf,
- .vidioc_qbuf = vidioc_qbuf,
- .vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
.vidioc_g_std = vidioc_g_std,
.vidioc_s_std = vidioc_s_std,
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
- .vidioc_streamon = vidioc_streamon,
- .vidioc_streamoff = vidioc_streamoff,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
.vidioc_g_tuner = vidioc_g_tuner,
.vidioc_s_tuner = vidioc_s_tuner,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt,
.vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt,
.vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt,
- .vidioc_reqbufs = vidioc_reqbufs,
- .vidioc_querybuf = vidioc_querybuf,
- .vidioc_qbuf = vidioc_qbuf,
- .vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
.vidioc_g_std = vidioc_g_std,
.vidioc_s_std = vidioc_s_std,
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
- .vidioc_streamon = vidioc_streamon,
- .vidioc_streamoff = vidioc_streamoff,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
.vidioc_g_tuner = vidioc_g_tuner,
.vidioc_s_tuner = vidioc_s_tuner,
.vidioc_g_frequency = vidioc_g_frequency,
static const struct v4l2_file_operations radio_fops =
{
.owner = THIS_MODULE,
- .open = video_open,
+ .open = radio_open,
.poll = v4l2_ctrl_poll,
- .release = video_release,
+ .release = v4l2_fh_release,
.unlocked_ioctl = video_ioctl2,
};
{
struct cx8800_dev *dev;
struct cx88_core *core;
+ struct vb2_queue *q;
int err;
int i;
/* init video dma queues */
INIT_LIST_HEAD(&dev->vidq.active);
- dev->vidq.timeout.function = cx8800_vid_timeout;
- dev->vidq.timeout.data = (unsigned long)dev;
- init_timer(&dev->vidq.timeout);
- cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
- MO_VID_DMACNTRL,0x11,0x00);
/* init vbi dma queues */
INIT_LIST_HEAD(&dev->vbiq.active);
- dev->vbiq.timeout.function = cx8800_vbi_timeout;
- dev->vbiq.timeout.data = (unsigned long)dev;
- init_timer(&dev->vbiq.timeout);
- cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
- MO_VID_DMACNTRL,0x88,0x00);
/* get irq */
err = request_irq(pci_dev->irq, cx8800_irq,
dev->width = 320;
dev->height = 240;
+ dev->field = V4L2_FIELD_INTERLACED;
dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
/* initial device configuration */
v4l2_ctrl_handler_setup(&core->audio_hdl);
cx88_video_mux(core, 0);
+ q = &dev->vb2_vidq;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
+ q->gfp_flags = GFP_DMA32;
+ q->min_buffers_needed = 2;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct cx88_buffer);
+ q->ops = &cx8800_video_qops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &core->lock;
+
+ err = vb2_queue_init(q);
+ if (err < 0)
+ goto fail_unreg;
+
+ q = &dev->vb2_vbiq;
+ q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
+ q->gfp_flags = GFP_DMA32;
+ q->min_buffers_needed = 2;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct cx88_buffer);
+ q->ops = &cx8800_vbi_qops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &core->lock;
+
+ err = vb2_queue_init(q);
+ if (err < 0)
+ goto fail_unreg;
+
/* register v4l devices */
dev->video_dev = cx88_vdev_init(core,dev->pci,
&cx8800_video_template,"video");
video_set_drvdata(dev->video_dev, dev);
dev->video_dev->ctrl_handler = &core->video_hdl;
+ dev->video_dev->queue = &dev->vb2_vidq;
err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
video_nr[core->nr]);
if (err < 0) {
dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
video_set_drvdata(dev->vbi_dev, dev);
+ dev->vbi_dev->queue = &dev->vb2_vbiq;
err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
vbi_nr[core->nr]);
if (err < 0) {
cx8800_unregister_video(dev);
/* free memory */
- btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
cx88_core_put(core,dev->pci);
kfree(dev);
}
if (!list_empty(&dev->vidq.active)) {
printk("%s/0: suspend video\n", core->name);
stop_video_dma(dev);
- del_timer(&dev->vidq.timeout);
}
if (!list_empty(&dev->vbiq.active)) {
printk("%s/0: suspend vbi\n", core->name);
cx8800_stop_vbi_dma(dev);
- del_timer(&dev->vbiq.timeout);
}
spin_unlock_irqrestore(&dev->slock, flags);
#include <media/v4l2-fh.h>
#include <media/tuner.h>
#include <media/tveeprom.h>
-#include <media/videobuf-dma-sg.h>
+#include <media/videobuf2-dma-sg.h>
#include <media/cx2341x.h>
-#include <media/videobuf-dvb.h>
+#include <media/videobuf2-dvb.h>
#include <media/ir-kbd-i2c.h>
#include <media/wm8775.h>
#include <linux/mutex.h>
-#define CX88_VERSION "0.0.9"
+#define CX88_VERSION "1.0.0"
#define UNSET (-1U)
static inline unsigned int norm_maxw(v4l2_std_id norm)
{
- return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
+ return 720;
}
static inline unsigned int norm_maxh(v4l2_std_id norm)
{
- return (norm & V4L2_STD_625_50) ? 576 : 480;
+ return (norm & V4L2_STD_525_60) ? 480 : 576;
}
/* ----------------------------------------------------------- */
/* buffer for one video frame */
struct cx88_buffer {
/* common v4l buffer stuff -- must be first */
- struct videobuf_buffer vb;
+ struct vb2_buffer vb;
+ struct list_head list;
/* cx88 specific */
unsigned int bpl;
struct cx88_dmaqueue {
struct list_head active;
- struct timer_list timeout;
- struct btcx_riscmem stopper;
u32 count;
};
struct mutex lock;
/* various v4l controls */
u32 freq;
- int users;
- int mpeg_users;
/* cx88-video needs to access cx8802 for hybrid tuner pll access. */
struct cx8802_dev *dvbdev;
/* ----------------------------------------------------------- */
/* function 0: video stuff */
-struct cx8800_fh {
- struct v4l2_fh fh;
- struct cx8800_dev *dev;
- unsigned int resources;
-
- /* video capture */
- struct videobuf_queue vidq;
-
- /* vbi capture */
- struct videobuf_queue vbiq;
-};
-
struct cx8800_suspend_state {
int disabled;
};
const struct cx8800_fmt *fmt;
unsigned int width, height;
+ unsigned field;
/* capture queues */
struct cx88_dmaqueue vidq;
+ struct vb2_queue vb2_vidq;
struct cx88_dmaqueue vbiq;
+ struct vb2_queue vb2_vbiq;
/* various v4l controls */
/* ----------------------------------------------------------- */
/* function 2: mpeg stuff */
-struct cx8802_fh {
- struct v4l2_fh fh;
- struct cx8802_dev *dev;
- struct videobuf_queue mpegq;
-};
-
struct cx8802_suspend_state {
int disabled;
};
/* dma queues */
struct cx88_dmaqueue mpegq;
+ struct vb2_queue vb2_mpegq;
u32 ts_packet_size;
u32 ts_packet_count;
u32 mailbox;
int width;
int height;
+ unsigned field;
unsigned char mpeg_active; /* nonzero if mpeg encoder is active */
/* mpeg params */
#if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
/* for dvb only */
- struct videobuf_dvb_frontends frontends;
+ struct vb2_dvb_frontends frontends;
#endif
#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
struct scatterlist *sglist, unsigned int bpl,
unsigned int lines, unsigned int lpi);
-extern int
-cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
- u32 reg, u32 mask, u32 value);
extern void
-cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
+cx88_free_buffer(struct vb2_queue *q, struct cx88_buffer *buf);
extern void cx88_risc_disasm(struct cx88_core *core,
struct btcx_riscmem *risc);
struct pci_dev *pci,
const struct video_device *template_,
const char *type);
-extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
+extern struct cx88_core *cx88_core_get(struct pci_dev *pci);
extern void cx88_core_put(struct cx88_core *core,
struct pci_dev *pci);
struct cx88_dmaqueue *q,
struct cx88_buffer *buf);
*/
-int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
-int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
- struct cx88_dmaqueue *q);
-void cx8800_vbi_timeout(unsigned long data);
+void cx8800_stop_vbi_dma(struct cx8800_dev *dev);
+int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q);
-extern const struct videobuf_queue_ops cx8800_vbi_qops;
+extern const struct vb2_ops cx8800_vbi_qops;
/* ----------------------------------------------------------- */
/* cx88-i2c.c */
/* ----------------------------------------------------------- */
/* cx88-mpeg.c */
-int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
+int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev,
struct cx88_buffer *buf, enum v4l2_field field);
void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
void cx8802_cancel_buffers(struct cx8802_dev *dev);
+int cx8802_start_dma(struct cx8802_dev *dev,
+ struct cx88_dmaqueue *q,
+ struct cx88_buffer *buf);
/* ----------------------------------------------------------- */
/* cx88-video.c*/
-int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i);
+int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i);
int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f);
int cx88_video_mux(struct cx88_core *core, unsigned int input);
void cx88_querycap(struct file *file, struct cx88_core *core,
projects / karo-tx-linux.git / commitdiff