lan9303_read
lan9303_read(chip->regmap, flow_ctl_reg[port], ®);
ret = lan9303_read(chip->regmap, LAN9303_BYTE_ORDER, ®);
ret = lan9303_read(chip->regmap, offset, ®);
ret = lan9303_read(chip->regmap, LAN9303_VIRT_PHY_BASE + regnum, &val);
ret = lan9303_read(chip->regmap, LAN9303_PMI_DATA, &val);
ret = lan9303_read(chip->regmap, LAN9303_SWITCH_CSR_DATA, val);
err = read_poll_timeout(lan9303_read, ret,
ret = lan9303_read(chip->regmap, LAN9303_CHIP_REV, ®);
ret = lan9303_read(chip->regmap, LAN9303_VIRT_SPECIAL_CTRL, ®);