snd_es18xx_mixer_writable 1614 sound/isa/es18xx.c 	if (snd_es18xx_mixer_writable(chip, 0x64, 0x04)) {
snd_es18xx_mixer_writable 1616 sound/isa/es18xx.c 		if (snd_es18xx_mixer_writable(chip, 0x70, 0x7f)) {
snd_es18xx_mixer_writable 1618 sound/isa/es18xx.c 			if (snd_es18xx_mixer_writable(chip, 0x64, 0x20)) {