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path: root/drivers/media/pci/cx25821/cx25821-video.c
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Diffstat (limited to 'drivers/media/pci/cx25821/cx25821-video.c')
-rw-r--r--drivers/media/pci/cx25821/cx25821-video.c201
1 files changed, 88 insertions, 113 deletions
diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index 4eaa67a0833b..e785bb98d533 100644
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -33,13 +33,10 @@ MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
MODULE_LICENSE("GPL");
static unsigned int video_nr[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
-static unsigned int radio_nr[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
module_param_array(video_nr, int, NULL, 0444);
-module_param_array(radio_nr, int, NULL, 0444);
MODULE_PARM_DESC(video_nr, "video device numbers");
-MODULE_PARM_DESC(radio_nr, "radio device numbers");
static unsigned int video_debug = VIDEO_DEBUG;
module_param(video_debug, int, 0644);
@@ -55,9 +52,6 @@ MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
static void cx25821_init_controls(struct cx25821_dev *dev, int chan_num);
-static const struct v4l2_file_operations video_fops;
-static const struct v4l2_ioctl_ops video_ioctl_ops;
-
#define FORMAT_FLAGS_PACKED 0x01
struct cx25821_fmt formats[] = {
@@ -411,111 +405,6 @@ int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
return handled;
}
-void cx25821_videoioctl_unregister(struct cx25821_dev *dev)
-{
- if (dev->ioctl_dev) {
- if (video_is_registered(dev->ioctl_dev))
- video_unregister_device(dev->ioctl_dev);
- else
- video_device_release(dev->ioctl_dev);
-
- dev->ioctl_dev = NULL;
- }
-}
-
-void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num)
-{
- 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);
- else
- video_device_release(
- dev->channels[chan_num].video_dev);
-
- dev->channels[chan_num].video_dev = NULL;
-
- 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)
-{
- static const 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,
- };
- int err;
- int i;
-
- spin_lock_init(&dev->slock);
-
- for (i = 0; i < VID_CHANNEL_NUM; ++i) {
- if (i == SRAM_CH08) /* audio channel */
- continue;
-
- cx25821_init_controls(dev, i);
-
- 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;
-
- 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);
-
- 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");
-
- err = video_register_device(dev->channels[i].video_dev,
- VFL_TYPE_GRABBER, video_nr[dev->nr]);
-
- if (err < 0)
- goto fail_unreg;
-
- }
-
- /* 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;
- cx25821_set_tvnorm(dev, dev->tvnorm);
-#endif
- mutex_unlock(&dev->lock);
-
- return 0;
-
-fail_unreg:
- cx25821_video_unregister(dev, i);
- return err;
-}
-
int cx25821_buffer_setup(struct videobuf_queue *q, unsigned int *count,
unsigned int *size)
{
@@ -1983,10 +1872,96 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
#endif
};
-struct video_device cx25821_videoioctl_template = {
- .name = "cx25821-videoioctl",
+static const 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,
};
+
+void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num)
+{
+ 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);
+ else
+ video_device_release(
+ dev->channels[chan_num].video_dev);
+
+ dev->channels[chan_num].video_dev = NULL;
+
+ 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;
+
+ spin_lock_init(&dev->slock);
+
+ for (i = 0; i < VID_CHANNEL_NUM; ++i) {
+ if (i == SRAM_CH08) /* audio channel */
+ continue;
+
+ cx25821_init_controls(dev, i);
+
+ 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;
+
+ 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);
+
+ 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");
+
+ err = video_register_device(dev->channels[i].video_dev,
+ VFL_TYPE_GRABBER, video_nr[dev->nr]);
+
+ if (err < 0)
+ goto fail_unreg;
+
+ }
+
+ /* 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;
+ cx25821_set_tvnorm(dev, dev->tvnorm);
+#endif
+ mutex_unlock(&dev->lock);
+
+ return 0;
+
+fail_unreg:
+ cx25821_video_unregister(dev, i);
+ return err;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-22 03:40:01 +0100