static int fm_v4l2_fops_release(struct file *file)
{
int ret;
struct fmdev *fmdev;
fmdev = video_drvdata(file);
if (!radio_disconnected) {
fmdbg("FM device is already closed\n");
return 0;
}
mutex_lock(&fmdev->mutex);
ret = fmc_set_mode(fmdev, FM_MODE_OFF);
if (ret < 0) {
fmerr("Unable to turn off the chip\n");
goto release_unlock;
}
ret = fmc_release(fmdev);
if (ret < 0) {
fmerr("FM CORE release failed\n");
goto release_unlock;
}
radio_disconnected = 0;
release_unlock:
mutex_unlock(&fmdev->mutex);
return ret;
}
static int fm_v4l2_fops_release(struct file *file)
{
int ret;
struct fmdev *fmdev;
fmdev = video_drvdata(file);
if (fmdev->rx.comp_scan_status == 1) {
if (fmdev->rx.comp_scan_done == 0) {
ret = fm_rx_seek(fmdev, 1, 0, FM_CHANNEL_SPACING_200KHZ,
COMP_SCAN_STOP);
if (ret < 0)
fmerr("RX complete scan failed - %d\n", ret);
}
}
if (!radio_disconnected) {
fmdbg("FM device is already closed\n");
return 0;
}
ret = fmc_set_mode(fmdev, FM_MODE_OFF);
if (ret < 0) {
fmerr("Unable to turn off the chip\n");
return ret;
}
sysfs_remove_group(&fmdev->radio_dev->dev.kobj, &v4l2_fm_attr_grp);
ret = fmc_release(fmdev);
if (ret < 0) {
fmerr("FM CORE release failed\n");
return ret;
}
radio_disconnected = 0;
return ret;
}
