sound/core/timer.c

1435 static int snd_timer_user_open(struct inode *inode, struct file *file)
1440 	err = stream_open(inode, file);
1455 	file->private_data = tu;
1459 static int snd_timer_user_release(struct inode *inode, struct file *file)
1463 	if (file->private_data) {
1464 		tu = file->private_data;
1465 		file->private_data = NULL;
1588 static int snd_timer_user_ginfo(struct file *file,
1641 static int snd_timer_user_gparams(struct file *file,
1651 static int snd_timer_user_gstatus(struct file *file,
1684 static int snd_timer_user_tselect(struct file *file,
1692 	tu = file->private_data;
1728 static int snd_timer_user_info(struct file *file,
1735 	tu = file->private_data;
1757 static int snd_timer_user_params(struct file *file,
1765 	tu = file->private_data;
1860 static int snd_timer_user_status32(struct file *file,
1866 	tu = file->private_data;
1882 static int snd_timer_user_status64(struct file *file,
1888 	tu = file->private_data;
1904 static int snd_timer_user_start(struct file *file)
1909 	tu = file->private_data;
1921 static int snd_timer_user_stop(struct file *file)
1926 	tu = file->private_data;
1935 static int snd_timer_user_continue(struct file *file)
1940 	tu = file->private_data;
1945 		return snd_timer_user_start(file);
1953 static int snd_timer_user_pause(struct file *file)
1958 	tu = file->private_data;
2004 static long __snd_timer_user_ioctl(struct file *file, unsigned int cmd,
2011 	tu = file->private_data;
2021 		return snd_timer_user_ginfo(file, argp);
2023 		return snd_timer_user_gparams(file, argp);
2025 		return snd_timer_user_gstatus(file, argp);
2027 		return snd_timer_user_tselect(file, argp);
2029 		return snd_timer_user_info(file, argp);
2031 		return snd_timer_user_params(file, argp);
2033 		return snd_timer_user_status32(file, argp);
2035 		return snd_timer_user_status64(file, argp);
2038 		return snd_timer_user_start(file);
2041 		return snd_timer_user_stop(file);
2044 		return snd_timer_user_continue(file);
2047 		return snd_timer_user_pause(file);
2052 static long snd_timer_user_ioctl(struct file *file, unsigned int cmd,
2055 	struct snd_timer_user *tu = file->private_data;
2058 	return __snd_timer_user_ioctl(file, cmd, arg, false);
2061 static int snd_timer_user_fasync(int fd, struct file * file, int on)
2065 	tu = file->private_data;
2066 	return snd_fasync_helper(fd, file, on, &tu->fasync);
2069 static ssize_t snd_timer_user_read(struct file *file, char __user *buffer,
2079 	tu = file->private_data;
2101 			if ((file->f_flags & O_NONBLOCK) != 0 || result > 0) {
2175 static __poll_t snd_timer_user_poll(struct file *file, poll_table * wait)
2180         tu = file->private_data;
2182         poll_wait(file, &tu->qchange_sleep, wait);