usbmix_dB_map 17 sound/usb/mixer_maps.c struct usbmix_dB_map *dB; usbmix_dB_map 97 sound/usb/mixer_maps.c static struct usbmix_dB_map mp3plus_dB_1 = {.min = -4781, .max = 0}; usbmix_dB_map 99 sound/usb/mixer_maps.c static struct usbmix_dB_map mp3plus_dB_2 = {.min = -1781, .max = 618}; usbmix_dB_map 334 sound/usb/mixer_maps.c static struct usbmix_dB_map bose_companion5_dB = {-5006, -6};