Function prototype or declaration at include/sound/control.h, line 127 References: include/sound/control.h, line 127 sound/core/control.c, line 515 sound/core/control.c, line 530 sound/isa/gus/interwave.c, line 517 sound/isa/gus/interwave.c, line 520 sound/isa/opti9xx/opti92x-ad1848.c, line 627 sound/isa/opti9xx/opti92x-ad1848.c, line 633 sound/pci/ac97/ac97_codec.c, line 2624 sound/pci/au88x0/au88x0_mixer.c, line 19 sound/pci/ca0106/ca0106_mixer.c, line 720 sound/pci/cs5535audio/cs5535audio_olpc.c, line 166 sound/pci/cs5535audio/cs5535audio_olpc.c, line 172 sound/pci/emu10k1/emumixer.c, line 1767