SNDRV_CTL_IOCTL_CARD_INFO  969 include/uapi/sound/asound.h #define SNDRV_CTL_IOCTL_CARD_INFO	_IOR('U', 0x01, struct snd_ctl_card_info)
SNDRV_CTL_IOCTL_CARD_INFO  969 tools/include/uapi/sound/asound.h #define SNDRV_CTL_IOCTL_CARD_INFO	_IOR('U', 0x01, struct snd_ctl_card_info)