P17V_I2C_1        211 sound/pci/emu10k1/io.c 	snd_emu10k1_ptr20_write(emu, P17V_I2C_1, 0, tmp);
P17V_I2C_1        212 sound/pci/emu10k1/io.c 	tmp = snd_emu10k1_ptr20_read(emu, P17V_I2C_1, 0); /* write post */