CS4245_DAC_B_CTRL
data->cs4245_shadow[CS4245_DAC_B_CTRL] = 8;
tmp = (~data->cs4245_shadow[CS4245_DAC_B_CTRL]) & 255;
(data->cs4245_shadow[CS4245_DAC_B_CTRL] != ~new2)) {
data->cs4245_shadow[CS4245_DAC_B_CTRL] = ~new2;
ret = cs4245_write_spi(chip, CS4245_DAC_B_CTRL);