return NULL;
}
-void cx25821_dump_video_queue(struct cx25821_dev *dev, struct cx25821_dmaqueue *q)
+void cx25821_dump_video_queue(struct cx25821_dev *dev,
+ struct cx25821_dmaqueue *q)
{
struct cx25821_buffer *buf;
struct list_head *item;
else
mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
if (bc != 1)
- pr_err("%s: %d buffers handled (should be 1)\n",
- __func__, bc);
+ pr_err("%s: %d buffers handled (should be 1)\n", __func__, bc);
}
#ifdef TUNER_FLAG
/*
static int cx25821_ctrl_query(struct v4l2_queryctrl *qctrl)
{
- int i;
+ int i;
- if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1)
- return -EINVAL;
- for (i = 0; i < CX25821_CTLS; i++)
- if (cx25821_ctls[i].v.id == qctrl->id)
- break;
- if (i == CX25821_CTLS) {
- *qctrl = no_ctl;
+ if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1)
+ return -EINVAL;
+ for (i = 0; i < CX25821_CTLS; i++)
+ if (cx25821_ctls[i].v.id == qctrl->id)
+ break;
+ if (i == CX25821_CTLS) {
+ *qctrl = no_ctl;
+ return 0;
+ }
+ *qctrl = cx25821_ctls[i].v;
return 0;
- }
- *qctrl = cx25821_ctls[i].v;
- return 0;
}
*/
/* resource management */
-int cx25821_res_get(struct cx25821_dev *dev, struct cx25821_fh *fh, unsigned int bit)
+int cx25821_res_get(struct cx25821_dev *dev, struct cx25821_fh *fh,
+ unsigned int bit)
{
dprintk(1, "%s()\n", __func__);
if (fh->resources & bit)
/* is it free? */
mutex_lock(&dev->lock);
- if (dev->channels[fh->channel_id].resources & bit) {
+ if (dev->channels[fh->channel_id].resources & bit) {
/* no, someone else uses it */
mutex_unlock(&dev->lock);
return 0;
}
/* it's free, grab it */
fh->resources |= bit;
- dev->channels[fh->channel_id].resources |= bit;
+ dev->channels[fh->channel_id].resources |= bit;
dprintk(1, "res: get %d\n", bit);
mutex_unlock(&dev->lock);
return 1;
int cx25821_res_locked(struct cx25821_fh *fh, unsigned int bit)
{
- return fh->dev->channels[fh->channel_id].resources & bit;
+ return fh->dev->channels[fh->channel_id].resources & bit;
}
-void cx25821_res_free(struct cx25821_dev *dev, struct cx25821_fh *fh, unsigned int bits)
+void cx25821_res_free(struct cx25821_dev *dev, struct cx25821_fh *fh,
+ unsigned int bits)
{
BUG_ON((fh->resources & bits) != bits);
dprintk(1, "%s()\n", __func__);
mutex_lock(&dev->lock);
fh->resources &= ~bits;
- dev->channels[fh->channel_id].resources &= ~bits;
+ dev->channels[fh->channel_id].resources &= ~bits;
dprintk(1, "res: put %d\n", bits);
mutex_unlock(&dev->lock);
}
buf->vb.state = VIDEOBUF_ACTIVE;
buf->count = q->count++;
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
- prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */
+ prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */
} else {
return 0;
}
struct cx25821_data *timeout_data = (struct cx25821_data *)data;
struct cx25821_dev *dev = timeout_data->dev;
struct sram_channel *channel = timeout_data->channel;
- struct cx25821_dmaqueue *q = &dev->channels[channel->i].vidq;
+ struct cx25821_dmaqueue *q = &dev->channels[channel->i].vidq;
struct cx25821_buffer *buf;
unsigned long flags;
- /* cx25821_sram_channel_dump(dev, channel); */
+ /* cx25821_sram_channel_dump(dev, channel); */
cx_clear(channel->dma_ctl, 0x11);
spin_lock_irqsave(&dev->slock, flags);
u32 count = 0;
int handled = 0;
u32 mask;
- struct sram_channel *channel = dev->channels[chan_num].sram_channels;
+ struct sram_channel *channel = dev->channels[chan_num].sram_channels;
mask = cx_read(channel->int_msk);
if (0 == (status & mask))
if (status & FLD_VID_DST_RISC1) {
spin_lock(&dev->slock);
count = cx_read(channel->gpcnt);
- cx25821_video_wakeup(dev,
- &dev->channels[channel->i].vidq, count);
+ cx25821_video_wakeup(dev, &dev->channels[channel->i].vidq,
+ count);
spin_unlock(&dev->slock);
handled++;
}
if (status & 0x10) {
dprintk(2, "stopper video\n");
spin_lock(&dev->slock);
- cx25821_restart_video_queue(dev,
- &dev->channels[channel->i].vidq,
- channel);
+ cx25821_restart_video_queue(dev,
+ &dev->channels[channel->i].vidq, channel);
spin_unlock(&dev->slock);
handled++;
}
{
cx_clear(PCI_INT_MSK, 1);
- if (dev->channels[chan_num].video_dev) {
- if (video_is_registered(dev->channels[chan_num].video_dev))
- video_unregister_device(
- dev->channels[chan_num].video_dev);
+ if (dev->channels[chan_num].video_dev) {
+ if (video_is_registered(dev->channels[chan_num].video_dev))
+ video_unregister_device(
+ dev->channels[chan_num].video_dev);
else
- video_device_release(
- dev->channels[chan_num].video_dev);
+ video_device_release(
+ dev->channels[chan_num].video_dev);
- dev->channels[chan_num].video_dev = NULL;
+ dev->channels[chan_num].video_dev = NULL;
- btcx_riscmem_free(dev->pci,
- &dev->channels[chan_num].vidq.stopper);
+ btcx_riscmem_free(dev->pci,
+ &dev->channels[chan_num].vidq.stopper);
pr_warn("device %d released!\n", chan_num);
}
int cx25821_video_register(struct cx25821_dev *dev)
{
int err;
- int i;
+ int i;
- struct video_device cx25821_video_device = {
- .name = "cx25821-video",
- .fops = &video_fops,
- .minor = -1,
- .ioctl_ops = &video_ioctl_ops,
- .tvnorms = CX25821_NORMS,
- .current_norm = V4L2_STD_NTSC_M,
- };
+ struct video_device cx25821_video_device = {
+ .name = "cx25821-video",
+ .fops = &video_fops,
+ .minor = -1,
+ .ioctl_ops = &video_ioctl_ops,
+ .tvnorms = CX25821_NORMS,
+ .current_norm = V4L2_STD_NTSC_M,
+ };
spin_lock_init(&dev->slock);
- for (i = 0; i < MAX_VID_CHANNEL_NUM - 1; ++i) {
- cx25821_init_controls(dev, i);
+ for (i = 0; i < MAX_VID_CHANNEL_NUM - 1; ++i) {
+ cx25821_init_controls(dev, i);
- cx25821_risc_stopper(dev->pci,
- &dev->channels[i].vidq.stopper,
- dev->channels[i].sram_channels->dma_ctl,
- 0x11, 0);
+ cx25821_risc_stopper(dev->pci, &dev->channels[i].vidq.stopper,
+ dev->channels[i].sram_channels->dma_ctl,
+ 0x11, 0);
- dev->channels[i].sram_channels = &cx25821_sram_channels[i];
- dev->channels[i].video_dev = NULL;
- dev->channels[i].resources = 0;
+ dev->channels[i].sram_channels = &cx25821_sram_channels[i];
+ dev->channels[i].video_dev = NULL;
+ dev->channels[i].resources = 0;
- cx_write(dev->channels[i].sram_channels->int_stat,
- 0xffffffff);
+ cx_write(dev->channels[i].sram_channels->int_stat, 0xffffffff);
- INIT_LIST_HEAD(&dev->channels[i].vidq.active);
- INIT_LIST_HEAD(&dev->channels[i].vidq.queued);
+ INIT_LIST_HEAD(&dev->channels[i].vidq.active);
+ INIT_LIST_HEAD(&dev->channels[i].vidq.queued);
- dev->channels[i].timeout_data.dev = dev;
- dev->channels[i].timeout_data.channel =
- &cx25821_sram_channels[i];
- dev->channels[i].vidq.timeout.function =
- cx25821_vid_timeout;
- dev->channels[i].vidq.timeout.data =
- (unsigned long)&dev->channels[i].timeout_data;
- init_timer(&dev->channels[i].vidq.timeout);
+ dev->channels[i].timeout_data.dev = dev;
+ dev->channels[i].timeout_data.channel =
+ &cx25821_sram_channels[i];
+ dev->channels[i].vidq.timeout.function =
+ cx25821_vid_timeout;
+ dev->channels[i].vidq.timeout.data =
+ (unsigned long)&dev->channels[i].timeout_data;
+ init_timer(&dev->channels[i].vidq.timeout);
- /* register v4l devices */
- dev->channels[i].video_dev = cx25821_vdev_init(dev,
- dev->pci, &cx25821_video_device, "video");
+ /* register v4l devices */
+ dev->channels[i].video_dev = cx25821_vdev_init(dev,
+ dev->pci, &cx25821_video_device, "video");
- err = video_register_device(dev->channels[i].video_dev,
- VFL_TYPE_GRABBER, video_nr[dev->nr]);
+ err = video_register_device(dev->channels[i].video_dev,
+ VFL_TYPE_GRABBER, video_nr[dev->nr]);
- if (err < 0)
- goto fail_unreg;
+ if (err < 0)
+ goto fail_unreg;
}
- /* set PCI interrupt */
+ /* set PCI interrupt */
cx_set(PCI_INT_MSK, 0xff);
/* initial device configuration */
mutex_lock(&dev->lock);
#ifdef TUNER_FLAG
- dev->tvnorm = cx25821_video_device.current_norm;
+ dev->tvnorm = cx25821_video_device.current_norm;
cx25821_set_tvnorm(dev, dev->tvnorm);
#endif
mutex_unlock(&dev->lock);
- return 0;
+ return 0;
fail_unreg:
- cx25821_video_unregister(dev, i);
+ cx25821_video_unregister(dev, i);
return err;
}
u32 line0_offset, line1_offset;
struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
int bpl_local = LINE_SIZE_D1;
- int channel_opened = fh->channel_id;
+ int channel_opened = fh->channel_id;
BUG_ON(NULL == fh->fmt);
if (fh->width < 48 || fh->width > 720 ||
channel_opened = (channel_opened < 0
|| channel_opened > 7) ? 7 : channel_opened;
- if (dev->channels[channel_opened]
- .pixel_formats == PIXEL_FRMT_411)
+ if (dev->channels[channel_opened].pixel_formats ==
+ PIXEL_FRMT_411)
buf->bpl = (buf->fmt->depth * buf->vb.width) >> 3;
else
buf->bpl = (buf->fmt->depth >> 3) * (buf->vb.width);
- if (dev->channels[channel_opened]
- .pixel_formats == PIXEL_FRMT_411) {
+ if (dev->channels[channel_opened].pixel_formats ==
+ PIXEL_FRMT_411) {
bpl_local = buf->bpl;
} else {
- bpl_local = buf->bpl; /* Default */
+ bpl_local = buf->bpl; /* Default */
if (channel_opened >= 0 && channel_opened <= 7) {
- if (dev->channels[channel_opened]
- .use_cif_resolution) {
+ if (dev->channels[channel_opened]
+ .use_cif_resolution) {
if (dev->tvnorm & V4L2_STD_PAL_BG
|| dev->tvnorm & V4L2_STD_PAL_DK)
bpl_local = 352 << 1;
return 0;
- fail:
+fail:
cx25821_free_buffer(q, buf);
return rc;
}
-void cx25821_buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+void cx25821_buffer_release(struct videobuf_queue *q,
+ struct videobuf_buffer *vb)
{
struct cx25821_buffer *buf =
container_of(vb, struct cx25821_buffer, vb);
static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
{
- struct cx25821_buffer *buf =
+ struct cx25821_buffer *buf =
container_of(vb, struct cx25821_buffer, vb);
- struct cx25821_buffer *prev;
- struct cx25821_fh *fh = vq->priv_data;
- struct cx25821_dev *dev = fh->dev;
- struct cx25821_dmaqueue *q = &dev->channels[fh->channel_id].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);
- buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
-
- dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
-
- if (!list_empty(&q->queued)) {
- list_add_tail(&buf->vb.queue, &q->queued);
- buf->vb.state = VIDEOBUF_QUEUED;
- dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
- buf->vb.i);
-
- } else if (list_empty(&q->active)) {
- list_add_tail(&buf->vb.queue, &q->active);
- cx25821_start_video_dma(dev, q, buf,
- dev->channels[fh->channel_id].
- sram_channels);
- buf->vb.state = VIDEOBUF_ACTIVE;
- buf->count = q->count++;
- mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
- dprintk(2,
- "[%p/%d] buffer_queue - first active, buf cnt = %d, \
- q->count = %d\n",
- buf, buf->vb.i, buf->count, q->count);
- } else {
- prev =
- list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
- if (prev->vb.width == buf->vb.width
+ struct cx25821_buffer *prev;
+ struct cx25821_fh *fh = vq->priv_data;
+ struct cx25821_dev *dev = fh->dev;
+ struct cx25821_dmaqueue *q = &dev->channels[fh->channel_id].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);
+ buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
+
+ dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+ if (!list_empty(&q->queued)) {
+ list_add_tail(&buf->vb.queue, &q->queued);
+ buf->vb.state = VIDEOBUF_QUEUED;
+ dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+ buf->vb.i);
+
+ } else if (list_empty(&q->active)) {
+ list_add_tail(&buf->vb.queue, &q->active);
+ cx25821_start_video_dma(dev, q, buf,
+ dev->channels[fh->channel_id].sram_channels);
+ buf->vb.state = VIDEOBUF_ACTIVE;
+ buf->count = q->count++;
+ mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+ dprintk(2, "[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+ buf, buf->vb.i, buf->count, q->count);
+ } else {
+ prev = list_entry(q->active.prev, struct cx25821_buffer,
+ vb.queue);
+ if (prev->vb.width == buf->vb.width
&& prev->vb.height == buf->vb.height
&& prev->fmt == buf->fmt) {
- list_add_tail(&buf->vb.queue, &q->active);
- buf->vb.state = VIDEOBUF_ACTIVE;
- buf->count = q->count++;
- prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
-
- /* 64 bit bits 63-32 */
- prev->risc.jmp[2] = cpu_to_le32(0);
- dprintk(2,
- "[%p/%d] buffer_queue - append to active, \
- buf->count=%d\n",
- buf, buf->vb.i, buf->count);
+ list_add_tail(&buf->vb.queue, &q->active);
+ buf->vb.state = VIDEOBUF_ACTIVE;
+ buf->count = q->count++;
+ prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
- } else {
- list_add_tail(&buf->vb.queue, &q->queued);
- buf->vb.state = VIDEOBUF_QUEUED;
- dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
- buf->vb.i);
- }
- }
+ /* 64 bit bits 63-32 */
+ prev->risc.jmp[2] = cpu_to_le32(0);
+ dprintk(2, "[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+ buf, buf->vb.i, buf->count);
+
+ } else {
+ list_add_tail(&buf->vb.queue, &q->queued);
+ buf->vb.state = VIDEOBUF_QUEUED;
+ dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+ buf->vb.i);
+ }
+ }
- if (list_empty(&q->active))
- dprintk(2, "active queue empty!\n");
+ if (list_empty(&q->active))
+ dprintk(2, "active queue empty!\n");
}
static struct videobuf_queue_ops cx25821_video_qops = {
- .buf_setup = cx25821_buffer_setup,
- .buf_prepare = cx25821_buffer_prepare,
- .buf_queue = buffer_queue,
- .buf_release = cx25821_buffer_release,
+ .buf_setup = cx25821_buffer_setup,
+ .buf_prepare = cx25821_buffer_prepare,
+ .buf_queue = buffer_queue,
+ .buf_release = cx25821_buffer_release,
};
static int video_open(struct file *file)
{
- struct video_device *vdev = video_devdata(file);
- struct cx25821_dev *h, *dev = video_drvdata(file);
- struct cx25821_fh *fh;
- struct list_head *list;
- int minor = video_devdata(file)->minor;
- enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- u32 pix_format;
- int ch_id = 0;
- int i;
-
- dprintk(1, "open dev=%s type=%s\n",
- video_device_node_name(vdev),
- v4l2_type_names[type]);
-
- /* allocate + initialize per filehandle data */
- fh = kzalloc(sizeof(*fh), GFP_KERNEL);
- if (NULL == fh)
- return -ENOMEM;
+ struct video_device *vdev = video_devdata(file);
+ struct cx25821_dev *h, *dev = video_drvdata(file);
+ struct cx25821_fh *fh;
+ struct list_head *list;
+ int minor = video_devdata(file)->minor;
+ enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ u32 pix_format;
+ int ch_id = 0;
+ int i;
+
+ dprintk(1, "open dev=%s type=%s\n", video_device_node_name(vdev),
+ v4l2_type_names[type]);
+
+ /* allocate + initialize per filehandle data */
+ fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+ if (NULL == fh)
+ return -ENOMEM;
mutex_lock(&cx25821_devlist_mutex);
- list_for_each(list, &cx25821_devlist)
- {
- h = list_entry(list, struct cx25821_dev, devlist);
+ list_for_each(list, &cx25821_devlist)
+ {
+ h = list_entry(list, struct cx25821_dev, devlist);
- for (i = 0; i < MAX_VID_CHANNEL_NUM; i++) {
- if (h->channels[i].video_dev &&
+ for (i = 0; i < MAX_VID_CHANNEL_NUM; i++) {
+ if (h->channels[i].video_dev &&
h->channels[i].video_dev->minor == minor) {
- dev = h;
- ch_id = i;
- type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- }
- }
- }
+ dev = h;
+ ch_id = i;
+ type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ }
+ }
+ }
- if (NULL == dev) {
+ if (NULL == dev) {
mutex_unlock(&cx25821_devlist_mutex);
kfree(fh);
return -ENODEV;
- }
+ }
file->private_data = fh;
fh->dev = dev;
}
static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_format *f)
{
struct cx25821_fh *fh = priv;
struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
return cx25821_set_control(dev, ctl, fh->channel_id);
}
-/* VIDEO IOCTLS */
-int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f)
+/* VIDEO IOCTLS */
+int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct cx25821_fh *fh = priv;
return 0;
}
-int cx25821_vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f)
+int cx25821_vidioc_try_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct cx25821_fmt *fmt;
enum v4l2_field field;
return 0;
}
-int cx25821_vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap)
+int cx25821_vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
{
struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
return 0;
}
-int cx25821_vidioc_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *p)
+int cx25821_vidioc_reqbufs(struct file *file, void *priv,
+ struct v4l2_requestbuffers *p)
{
struct cx25821_fh *fh = priv;
return videobuf_reqbufs(get_queue(fh), p);
}
-int cx25821_vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *p)
+int cx25821_vidioc_querybuf(struct file *file, void *priv,
+ struct v4l2_buffer *p)
{
struct cx25821_fh *fh = priv;
return videobuf_querybuf(get_queue(fh), p);
return 0;
}
-int cx25821_vidioc_s_priority(struct file *file, void *f, enum v4l2_priority prio)
+int cx25821_vidioc_s_priority(struct file *file, void *f,
+ enum v4l2_priority prio)
{
struct cx25821_fh *fh = f;
struct cx25821_dev *dev = ((struct cx25821_fh *)f)->dev;
return 0;
}
-int cx25821_vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *i)
+int cx25821_vidioc_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
{
struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
dprintk(1, "%s()\n", __func__);
}
#ifdef TUNER_FLAG
-int cx25821_vidioc_g_frequency(struct file *file, void *priv, struct v4l2_frequency *f)
+int cx25821_vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
{
struct cx25821_fh *fh = priv;
struct cx25821_dev *dev = fh->dev;
return 0;
}
-int cx25821_vidioc_s_frequency(struct file *file, void *priv, struct v4l2_frequency *f)
+int cx25821_vidioc_s_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
{
struct cx25821_fh *fh = priv;
struct cx25821_dev *dev;
return NULL;
}
-int cx25821_vidioc_g_ctrl(struct file *file, void *priv, struct v4l2_control *ctl)
+int cx25821_vidioc_g_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctl)
{
struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
struct cx25821_fh *fh = priv;
}
}
-int cx25821_vidioc_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cropcap)
+int cx25821_vidioc_cropcap(struct file *file, void *priv,
+ struct v4l2_cropcap *cropcap)
{
struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
git.openpandora.org / pandora-kernel.git / blobdiff