tw9900_write_reg
ret = tw9900_write_reg(client, regs[i].addr, regs[i].val);
ret = tw9900_write_reg(tw9900->client, TW9900_REG_BRIGHT_CTL,
ret = tw9900_write_reg(tw9900->client, TW9900_REG_CONTRAST_CTL,
ret = tw9900_write_reg(client, TW9900_REG_OUT_FMT_CTL,
ret = tw9900_write_reg(client, TW9900_REG_OUT_FMT_CTL,
ret = tw9900_write_reg(tw9900->client, TW9900_REG_STDR,
ret = tw9900_write_reg(tw9900->client, TW9900_REG_STD,
ret = tw9900_write_reg(tw9900->client, TW9900_REG_STDR,