snd_usb_pcm_pointer 1804 sound/usb/pcm.c .pointer = snd_usb_pcm_pointer, snd_usb_pcm_pointer 1816 sound/usb/pcm.c .pointer = snd_usb_pcm_pointer, snd_usb_pcm_pointer 1828 sound/usb/pcm.c .pointer = snd_usb_pcm_pointer, snd_usb_pcm_pointer 1840 sound/usb/pcm.c .pointer = snd_usb_pcm_pointer,