798 	int result;  in snd_ctl_elem_info()  local
809 	result = kctl->info(kctl, info);  in snd_ctl_elem_info()
810 	if (result >= 0) {  in snd_ctl_elem_info()
826 	return result;  in snd_ctl_elem_info()
833 	int result;  in snd_ctl_elem_info_user()  local
837 	result = snd_power_wait(ctl->card, SNDRV_CTL_POWER_D0);  in snd_ctl_elem_info_user()
838 	if (result < 0)  in snd_ctl_elem_info_user()
839 		return result;  in snd_ctl_elem_info_user()
840 	result = snd_ctl_elem_info(ctl, &info);  in snd_ctl_elem_info_user()
841 	if (result < 0)  in snd_ctl_elem_info_user()
842 		return result;  in snd_ctl_elem_info_user()
845 	return result;  in snd_ctl_elem_info_user()
872 	int result;  in snd_ctl_elem_read_user()  local
878 	result = snd_power_wait(card, SNDRV_CTL_POWER_D0);  in snd_ctl_elem_read_user()
879 	if (result < 0)  in snd_ctl_elem_read_user()
883 	result = snd_ctl_elem_read(card, control);  in snd_ctl_elem_read_user()
885 	if (result < 0)  in snd_ctl_elem_read_user()
889 		result = -EFAULT;  in snd_ctl_elem_read_user()
892 	return result;  in snd_ctl_elem_read_user()
901 	int result;  in snd_ctl_elem_write()  local
915 	result = kctl->put(kctl, control);  in snd_ctl_elem_write()
916 	if (result < 0)  in snd_ctl_elem_write()
917 		return result;  in snd_ctl_elem_write()
919 	if (result > 0) {  in snd_ctl_elem_write()
932 	int result;  in snd_ctl_elem_write_user()  local
939 	result = snd_power_wait(card, SNDRV_CTL_POWER_D0);  in snd_ctl_elem_write_user()
940 	if (result < 0)  in snd_ctl_elem_write_user()
944 	result = snd_ctl_elem_write(card, file, control);  in snd_ctl_elem_write_user()
946 	if (result < 0)  in snd_ctl_elem_write_user()
950 		result = -EFAULT;  in snd_ctl_elem_write_user()
953 	return result;  in snd_ctl_elem_write_user()
963 	int result;  in snd_ctl_elem_lock()  local
970 		result = -ENOENT;  in snd_ctl_elem_lock()
974 			result = -EBUSY;  in snd_ctl_elem_lock()
977 			result = 0;  in snd_ctl_elem_lock()
981 	return result;  in snd_ctl_elem_lock()
991 	int result;  in snd_ctl_elem_unlock()  local
998 		result = -ENOENT;  in snd_ctl_elem_unlock()
1002 			result = -EINVAL;  in snd_ctl_elem_unlock()
1004 			result = -EPERM;  in snd_ctl_elem_unlock()
1007 			result = 0;  in snd_ctl_elem_unlock()
1011 	return result;  in snd_ctl_elem_unlock()
1590 	ssize_t result = 0;  in snd_ctl_read()  local
1605 			if ((file->f_flags & O_NONBLOCK) != 0 || result > 0) {  in snd_ctl_read()
1635 		result += sizeof(struct snd_ctl_event);  in snd_ctl_read()
1640       	return result > 0 ? result : err;  in snd_ctl_read()