115 static int set_mixer_levels(void __user * arg)  in set_mixer_levels()  argument
120 	if (__copy_from_user(&buf, arg, sizeof(buf)))  in set_mixer_levels()
123 	if (__copy_to_user(arg, &buf, sizeof(buf)))  in set_mixer_levels()
128 static int get_mixer_levels(void __user * arg)  in get_mixer_levels()  argument
132 	if (__get_user(n, (int __user *)(&(((mixer_vol_table __user *)arg)->num))))  in get_mixer_levels()
136 	if (__copy_to_user(arg, &mixer_vols[n], sizeof(mixer_vol_table)))  in get_mixer_levels()
285 static int get_mixer_info(int dev, void __user *arg)  in get_mixer_info()  argument
292 	if (__copy_to_user(arg, &info,  sizeof(info)))  in get_mixer_info()
297 static int get_old_mixer_info(int dev, void __user *arg)  in get_old_mixer_info()  argument
303  	if (copy_to_user(arg, &info,  sizeof(info)))  in get_old_mixer_info()
308 static int sound_mixer_ioctl(int mixdev, unsigned int cmd, void __user *arg)  in sound_mixer_ioctl()  argument
319 		return get_mixer_info(mixdev, arg);  in sound_mixer_ioctl()
321 		return get_old_mixer_info(mixdev, arg);  in sound_mixer_ioctl()
326 	return mixer_devs[mixdev]->ioctl(mixdev, cmd, arg);  in sound_mixer_ioctl()
329 static long sound_ioctl(struct file *file, unsigned int cmd, unsigned long arg)  in sound_ioctl()  argument
334 	void __user *p = (void __user *)arg;  in sound_ioctl()