diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-09-13 11:30:11 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-09-18 23:47:38 -0300 |
commit | 1a9fc855643f8770c92ba99fad5f209358c6030d (patch) | |
tree | 6543fad6dc85485136588a3022e917d6942f30be /drivers/staging/cx25821/cx25821-videoioctl.c | |
parent | bb4c9a74b88aac4c30566cc8616a01c47028761f (diff) |
V4L/DVB (12733): cx25821: some CodingStyle fixes
The original driver were generated with some dos editor, and used their
own coding style.
This patch does some automatic CodingStyle fixes, by running dos2unix
and Lindent tools.
More work still needs to be done for it to use upstream CodingStyle.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/staging/cx25821/cx25821-videoioctl.c')
-rw-r--r-- | drivers/staging/cx25821/cx25821-videoioctl.c | 710 |
1 files changed, 353 insertions, 357 deletions
diff --git a/drivers/staging/cx25821/cx25821-videoioctl.c b/drivers/staging/cx25821/cx25821-videoioctl.c index ca93cd2af2d..2a312ce78c6 100644 --- a/drivers/staging/cx25821/cx25821-videoioctl.c +++ b/drivers/staging/cx25821/cx25821-videoioctl.c @@ -23,478 +23,474 @@ #include "cx25821-video.h" - static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) { - 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->vidq[VIDEO_IOCTL_CH]; - - /* 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->sram_channels[VIDEO_IOCTL_CH]); - 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); - + 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->vidq[VIDEO_IOCTL_CH]; + + /* 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->sram_channels[VIDEO_IOCTL_CH]); + 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 { - 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); + 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); + + } 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 = buffer_setup, - .buf_prepare = buffer_prepare, - .buf_queue = buffer_queue, - .buf_release = buffer_release, + .buf_setup = buffer_setup, + .buf_prepare = buffer_prepare, + .buf_queue = buffer_queue, + .buf_release = buffer_release, }; - static int video_open(struct file *file) { - int minor = video_devdata(file)->minor; - struct cx25821_dev *h, *dev = NULL; - struct cx25821_fh *fh; - struct list_head *list; - enum v4l2_buf_type type = 0; - u32 pix_format; - - lock_kernel(); - list_for_each(list, &cx25821_devlist) - { - h = list_entry(list, struct cx25821_dev, devlist); - - if (h->ioctl_dev && h->ioctl_dev->minor == minor) - { - dev = h; - type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + int minor = video_devdata(file)->minor; + struct cx25821_dev *h, *dev = NULL; + struct cx25821_fh *fh; + struct list_head *list; + enum v4l2_buf_type type = 0; + u32 pix_format; + + lock_kernel(); + list_for_each(list, &cx25821_devlist) { + h = list_entry(list, struct cx25821_dev, devlist); + + if (h->ioctl_dev && h->ioctl_dev->minor == minor) { + dev = h; + type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + } } - } - if (NULL == dev) { - unlock_kernel(); - return -ENODEV; - } + if (NULL == dev) { + unlock_kernel(); + return -ENODEV; + } - printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]); + printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]); - /* allocate + initialize per filehandle data */ - fh = kzalloc(sizeof(*fh), GFP_KERNEL); - if (NULL == fh) { - unlock_kernel(); - return -ENOMEM; - } + /* allocate + initialize per filehandle data */ + fh = kzalloc(sizeof(*fh), GFP_KERNEL); + if (NULL == fh) { + unlock_kernel(); + return -ENOMEM; + } - file->private_data = fh; - fh->dev = dev; - fh->type = type; - fh->width = 720; + file->private_data = fh; + fh->dev = dev; + fh->type = type; + fh->width = 720; - if(dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK) - fh->height = 576; - else - fh->height = 480; + if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK) + fh->height = 576; + else + fh->height = 480; - dev->channel_opened = VIDEO_IOCTL_CH; - pix_format = V4L2_PIX_FMT_YUYV; - fh->fmt = format_by_fourcc(pix_format); + dev->channel_opened = VIDEO_IOCTL_CH; + pix_format = V4L2_PIX_FMT_YUYV; + fh->fmt = format_by_fourcc(pix_format); - v4l2_prio_open(&dev->prio,&fh->prio); + v4l2_prio_open(&dev->prio, &fh->prio); - videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops, - &dev->pci->dev, &dev->slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_INTERLACED, - sizeof(struct cx25821_buffer), - fh); + videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops, + &dev->pci->dev, &dev->slock, + V4L2_BUF_TYPE_VIDEO_CAPTURE, + V4L2_FIELD_INTERLACED, + sizeof(struct cx25821_buffer), fh); - dprintk(1, "post videobuf_queue_init()\n"); - unlock_kernel(); + dprintk(1, "post videobuf_queue_init()\n"); + unlock_kernel(); - return 0; + return 0; } -static ssize_t video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) +static ssize_t video_read(struct file *file, char __user * data, size_t count, + loff_t * ppos) { - struct cx25821_fh *fh = file->private_data; + struct cx25821_fh *fh = file->private_data; - switch (fh->type) - { + switch (fh->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (res_locked(fh->dev, RESOURCE_VIDEO_IOCTL)) - return -EBUSY; + if (res_locked(fh->dev, RESOURCE_VIDEO_IOCTL)) + return -EBUSY; - return videobuf_read_one(&fh->vidq, data, count, ppos, file->f_flags & O_NONBLOCK); + return videobuf_read_one(&fh->vidq, data, count, ppos, + file->f_flags & O_NONBLOCK); default: - BUG(); - return 0; - } + BUG(); + return 0; + } } -static unsigned int video_poll(struct file *file, struct poll_table_struct *wait) +static unsigned int video_poll(struct file *file, + struct poll_table_struct *wait) { - struct cx25821_fh *fh = file->private_data; - struct cx25821_buffer *buf; - - if (res_check(fh, RESOURCE_VIDEO_IOCTL)) { - /* streaming capture */ - if (list_empty(&fh->vidq.stream)) - return POLLERR; - buf = list_entry(fh->vidq.stream.next, - struct cx25821_buffer, vb.stream); - } else { - /* read() capture */ - buf = (struct cx25821_buffer *)fh->vidq.read_buf; - if (NULL == buf) - return POLLERR; - } - - poll_wait(file, &buf->vb.done, wait); - if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) - return POLLIN|POLLRDNORM; - - return 0; -} + struct cx25821_fh *fh = file->private_data; + struct cx25821_buffer *buf; + + if (res_check(fh, RESOURCE_VIDEO_IOCTL)) { + /* streaming capture */ + if (list_empty(&fh->vidq.stream)) + return POLLERR; + buf = list_entry(fh->vidq.stream.next, + struct cx25821_buffer, vb.stream); + } else { + /* read() capture */ + buf = (struct cx25821_buffer *)fh->vidq.read_buf; + if (NULL == buf) + return POLLERR; + } + poll_wait(file, &buf->vb.done, wait); + if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) + return POLLIN | POLLRDNORM; + + return 0; +} static int video_release(struct file *file) { - struct cx25821_fh *fh = file->private_data; - struct cx25821_dev *dev = fh->dev; + struct cx25821_fh *fh = file->private_data; + struct cx25821_dev *dev = fh->dev; - /* stop video capture */ - if (res_check(fh, RESOURCE_VIDEO_IOCTL)) { - videobuf_queue_cancel(&fh->vidq); - res_free(dev, fh, RESOURCE_VIDEO_IOCTL); - } + /* stop video capture */ + if (res_check(fh, RESOURCE_VIDEO_IOCTL)) { + videobuf_queue_cancel(&fh->vidq); + res_free(dev, fh, RESOURCE_VIDEO_IOCTL); + } - if (fh->vidq.read_buf) { - buffer_release(&fh->vidq, fh->vidq.read_buf); - kfree(fh->vidq.read_buf); - } + if (fh->vidq.read_buf) { + buffer_release(&fh->vidq, fh->vidq.read_buf); + kfree(fh->vidq.read_buf); + } - videobuf_mmap_free(&fh->vidq); + videobuf_mmap_free(&fh->vidq); - v4l2_prio_close(&dev->prio,&fh->prio); + v4l2_prio_close(&dev->prio, &fh->prio); - file->private_data = NULL; - kfree(fh); + file->private_data = NULL; + kfree(fh); - return 0; + return 0; } - static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) { - struct cx25821_fh *fh = priv; - struct cx25821_dev *dev = fh->dev; + struct cx25821_fh *fh = priv; + struct cx25821_dev *dev = fh->dev; - if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) - { - return -EINVAL; - } + if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) { + return -EINVAL; + } - if (unlikely(i != fh->type)) - { - return -EINVAL; - } + if (unlikely(i != fh->type)) { + return -EINVAL; + } - if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO_IOCTL)))) - { - return -EBUSY; - } + if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO_IOCTL)))) { + return -EBUSY; + } - return videobuf_streamon(get_queue(fh)); + return videobuf_streamon(get_queue(fh)); } static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) { - struct cx25821_fh *fh = priv; - struct cx25821_dev *dev = fh->dev; - int err, res; - - if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - if (i != fh->type) - return -EINVAL; - - res = get_resource(fh, RESOURCE_VIDEO_IOCTL); - err = videobuf_streamoff(get_queue(fh)); - if (err < 0) - return err; - res_free(dev, fh, res); - return 0; + struct cx25821_fh *fh = priv; + struct cx25821_dev *dev = fh->dev; + int err, res; + + if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + if (i != fh->type) + return -EINVAL; + + res = get_resource(fh, RESOURCE_VIDEO_IOCTL); + err = videobuf_streamoff(get_queue(fh)); + if (err < 0) + return err; + res_free(dev, fh, res); + return 0; } - -static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) +static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) { - struct cx25821_fh *fh = priv; - struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev; - int err; + struct cx25821_fh *fh = priv; + struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev; + int err; + + if (fh) { + err = v4l2_prio_check(&dev->prio, &fh->prio); + if (0 != err) + return err; + } + + dprintk(2, "%s()\n", __func__); + err = vidioc_try_fmt_vid_cap(file, priv, f); - if (fh) - { - err = v4l2_prio_check(&dev->prio, &fh->prio); if (0 != err) - return err; - } - - dprintk(2, "%s()\n", __func__); - err = vidioc_try_fmt_vid_cap(file, priv, f); - - if (0 != err) - return err; - fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); - fh->width = f->fmt.pix.width; - fh->height = f->fmt.pix.height; - fh->vidq.field = f->fmt.pix.field; - dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width, fh->height, fh->vidq.field); - cx25821_call_all(dev, video, s_fmt, f); - return 0; + return err; + fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); + fh->width = f->fmt.pix.width; + fh->height = f->fmt.pix.height; + fh->vidq.field = f->fmt.pix.field; + dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width, + fh->height, fh->vidq.field); + cx25821_call_all(dev, video, s_fmt, f); + return 0; } static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p) { - struct cx25821_fh *fh = priv; - return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK); + struct cx25821_fh *fh = priv; + return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK); } -static long video_ioctl_set(struct file *file, unsigned int cmd, unsigned long arg) +static long video_ioctl_set(struct file *file, unsigned int cmd, + unsigned long arg) { - struct cx25821_fh *fh = file->private_data; - struct cx25821_dev *dev = fh->dev; - struct downstream_user_struct *data_from_user; - int command; - int width = 720; - int selected_channel = 0, pix_format = 0, i = 0; - int cif_enable = 0, cif_width = 0; - u32 value = 0; - - - data_from_user = (struct downstream_user_struct *)arg; - - if( !data_from_user ) - { - printk("cx25821 in %s(): User data is INVALID. Returning.\n", __func__); - return 0; - } + struct cx25821_fh *fh = file->private_data; + struct cx25821_dev *dev = fh->dev; + struct downstream_user_struct *data_from_user; + int command; + int width = 720; + int selected_channel = 0, pix_format = 0, i = 0; + int cif_enable = 0, cif_width = 0; + u32 value = 0; + + data_from_user = (struct downstream_user_struct *)arg; + + if (!data_from_user) { + printk("cx25821 in %s(): User data is INVALID. Returning.\n", + __func__); + return 0; + } - command = data_from_user->command; - - if( command != SET_VIDEO_STD && command != SET_PIXEL_FORMAT && command != ENABLE_CIF_RESOLUTION && - command != REG_READ && command != REG_WRITE && command != MEDUSA_READ && command != MEDUSA_WRITE) - { - return 0; - } + command = data_from_user->command; + if (command != SET_VIDEO_STD && command != SET_PIXEL_FORMAT + && command != ENABLE_CIF_RESOLUTION && command != REG_READ + && command != REG_WRITE && command != MEDUSA_READ + && command != MEDUSA_WRITE) { + return 0; + } - switch(command) - { + switch (command) { case SET_VIDEO_STD: - dev->tvnorm = !strcmp(data_from_user->vid_stdname,"PAL") ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M; - medusa_set_videostandard(dev); - break; + dev->tvnorm = + !strcmp(data_from_user->vid_stdname, + "PAL") ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M; + medusa_set_videostandard(dev); + break; case SET_PIXEL_FORMAT: - selected_channel = data_from_user->decoder_select; - pix_format = data_from_user->pixel_format; + selected_channel = data_from_user->decoder_select; + pix_format = data_from_user->pixel_format; - if( !(selected_channel <= 7 && selected_channel >= 0) ) - { - selected_channel -= 4; - selected_channel = selected_channel % 8; - } + if (!(selected_channel <= 7 && selected_channel >= 0)) { + selected_channel -= 4; + selected_channel = selected_channel % 8; + } - if( selected_channel >= 0 ) - cx25821_set_pixel_format( dev, selected_channel, pix_format ); + if (selected_channel >= 0) + cx25821_set_pixel_format(dev, selected_channel, + pix_format); - break; + break; case ENABLE_CIF_RESOLUTION: - selected_channel = data_from_user->decoder_select; - cif_enable = data_from_user->cif_resolution_enable; - cif_width = data_from_user->cif_width; - - if( cif_enable ) - { - if( dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK ) - width = 352; - else - width = (cif_width == 320 || cif_width == 352) ? cif_width : 320; - } - - if( !(selected_channel <= 7 && selected_channel >= 0) ) - { - selected_channel -= 4; - selected_channel = selected_channel % 8; - } - - - if( selected_channel <= 7 && selected_channel >= 0 ) - { - dev->use_cif_resolution[selected_channel] = cif_enable; - dev->cif_width[selected_channel] = width; - } - else - { - for( i=0; i < VID_CHANNEL_NUM; i++ ) - { - dev->use_cif_resolution[i] = cif_enable; - dev->cif_width[i] = width; + selected_channel = data_from_user->decoder_select; + cif_enable = data_from_user->cif_resolution_enable; + cif_width = data_from_user->cif_width; + + if (cif_enable) { + if (dev->tvnorm & V4L2_STD_PAL_BG + || dev->tvnorm & V4L2_STD_PAL_DK) + width = 352; + else + width = (cif_width == 320 + || cif_width == 352) ? cif_width : 320; } - } - medusa_set_resolution( dev, width, selected_channel ); - break; + if (!(selected_channel <= 7 && selected_channel >= 0)) { + selected_channel -= 4; + selected_channel = selected_channel % 8; + } + + if (selected_channel <= 7 && selected_channel >= 0) { + dev->use_cif_resolution[selected_channel] = cif_enable; + dev->cif_width[selected_channel] = width; + } else { + for (i = 0; i < VID_CHANNEL_NUM; i++) { + dev->use_cif_resolution[i] = cif_enable; + dev->cif_width[i] = width; + } + } + + medusa_set_resolution(dev, width, selected_channel); + break; case REG_READ: data_from_user->reg_data = cx_read(data_from_user->reg_address); - break; + break; case REG_WRITE: cx_write(data_from_user->reg_address, data_from_user->reg_data); - break; + break; case MEDUSA_READ: - value = cx25821_i2c_read(&dev->i2c_bus[0], (u16)data_from_user->reg_address, &data_from_user->reg_data); - break; + value = + cx25821_i2c_read(&dev->i2c_bus[0], + (u16) data_from_user->reg_address, + &data_from_user->reg_data); + break; case MEDUSA_WRITE: - cx25821_i2c_write(&dev->i2c_bus[0], (u16)data_from_user->reg_address, data_from_user->reg_data); - break; - } + cx25821_i2c_write(&dev->i2c_bus[0], + (u16) data_from_user->reg_address, + data_from_user->reg_data); + break; + } - return 0; + return 0; } -static int vidioc_log_status (struct file *file, void *priv) +static int vidioc_log_status(struct file *file, void *priv) { - struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev; - char name[32 + 2]; + struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev; + char name[32 + 2]; - snprintf(name, sizeof(name), "%s/2", dev->name); - printk(KERN_INFO "%s/2: ============ START LOG STATUS ============\n", + snprintf(name, sizeof(name), "%s/2", dev->name); + printk(KERN_INFO "%s/2: ============ START LOG STATUS ============\n", dev->name); - cx25821_call_all(dev, core, log_status); - printk(KERN_INFO "%s/2: ============= END LOG STATUS =============\n", + cx25821_call_all(dev, core, log_status); + printk(KERN_INFO "%s/2: ============= END LOG STATUS =============\n", dev->name); - return 0; + return 0; } static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctl) + struct v4l2_control *ctl) { - struct cx25821_fh *fh = priv; - struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev; - int err; - - if (fh) - { - err = v4l2_prio_check(&dev->prio, &fh->prio); - if (0 != err) - return err; - } + struct cx25821_fh *fh = priv; + struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev; + int err; + + if (fh) { + err = v4l2_prio_check(&dev->prio, &fh->prio); + if (0 != err) + return err; + } return 0; } + // exported stuff 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, - .ioctl = video_ioctl_set, + .owner = THIS_MODULE, + .open = video_open, + .release = video_release, + .read = video_read, + .poll = video_poll, + .mmap = video_mmap, + .ioctl = video_ioctl_set, }; static const struct v4l2_ioctl_ops video_ioctl_ops = { - .vidioc_querycap = vidioc_querycap, - .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, - .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_querycap = vidioc_querycap, + .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, + .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, #ifdef TUNER_FLAG - .vidioc_s_std = vidioc_s_std, - .vidioc_querystd = vidioc_querystd, + .vidioc_s_std = vidioc_s_std, + .vidioc_querystd = vidioc_querystd, #endif - .vidioc_cropcap = vidioc_cropcap, - .vidioc_s_crop = vidioc_s_crop, - .vidioc_g_crop = vidioc_g_crop, - .vidioc_enum_input = vidioc_enum_input, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_streamon = vidioc_streamon, - .vidioc_streamoff = vidioc_streamoff, - .vidioc_log_status = vidioc_log_status, - .vidioc_g_priority = vidioc_g_priority, - .vidioc_s_priority = vidioc_s_priority, + .vidioc_cropcap = vidioc_cropcap, + .vidioc_s_crop = vidioc_s_crop, + .vidioc_g_crop = vidioc_g_crop, + .vidioc_enum_input = vidioc_enum_input, + .vidioc_g_input = vidioc_g_input, + .vidioc_s_input = vidioc_s_input, + .vidioc_g_ctrl = vidioc_g_ctrl, + .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_queryctrl = vidioc_queryctrl, + .vidioc_streamon = vidioc_streamon, + .vidioc_streamoff = vidioc_streamoff, + .vidioc_log_status = vidioc_log_status, + .vidioc_g_priority = vidioc_g_priority, + .vidioc_s_priority = vidioc_s_priority, #ifdef CONFIG_VIDEO_V4L1_COMPAT - .vidiocgmbuf = vidiocgmbuf, + .vidiocgmbuf = vidiocgmbuf, #endif #ifdef TUNER_FLAG - .vidioc_g_tuner = vidioc_g_tuner, - .vidioc_s_tuner = vidioc_s_tuner, - .vidioc_g_frequency = vidioc_g_frequency, - .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_g_tuner = vidioc_g_tuner, + .vidioc_s_tuner = vidioc_s_tuner, + .vidioc_g_frequency = vidioc_g_frequency, + .vidioc_s_frequency = vidioc_s_frequency, #endif #ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = vidioc_g_register, - .vidioc_s_register = vidioc_s_register, + .vidioc_g_register = vidioc_g_register, + .vidioc_s_register = vidioc_s_register, #endif }; struct video_device cx25821_videoioctl_template = { - .name = "cx25821-videoioctl", - .fops = &video_fops, - .minor = -1, - .ioctl_ops = &video_ioctl_ops, - .tvnorms = CX25821_NORMS, - .current_norm = V4L2_STD_NTSC_M, + .name = "cx25821-videoioctl", + .fops = &video_fops, + .minor = -1, + .ioctl_ops = &video_ioctl_ops, + .tvnorms = CX25821_NORMS, + .current_norm = V4L2_STD_NTSC_M, }; - - - |