pxa2xx_pcm_pointer 20 include/sound/pxa2xx-lib.h extern snd_pcm_uframes_t pxa2xx_pcm_pointer(struct snd_pcm_substream *substream); pxa2xx_pcm_pointer 78 sound/arm/pxa2xx-pcm.c .pointer = pxa2xx_pcm_pointer, pxa2xx_pcm_pointer 80 sound/soc/pxa/pxa2xx-pcm.c .pointer = pxa2xx_pcm_pointer,