playback_con_active_buf 620 sound/pci/ice1712/ice1712.c ice->playback_con_active_buf[substream->number] = 0; playback_con_active_buf 687 sound/pci/ice1712/ice1712.c if (ice->playback_con_active_buf[substream->number]) playback_con_active_buf 309 sound/pci/ice1712/ice1712.h unsigned int playback_con_active_buf[6];