WARNING: line length of 87 exceeds 80 columns
#70: FILE: drivers/net/phy/realtek/realtek_main.c:1478:
+		ret = phy_modify_mmd(phydev, MDIO_MMD_VEND2, 0xd068, 0x3 << 3, i << 3);

WARNING: line length of 87 exceeds 80 columns
#82: FILE: drivers/net/phy/realtek/realtek_main.c:1490:
+		ret = phy_modify_mmd(phydev, MDIO_MMD_VEND2, 0xd068, 0x3 << 3, i << 3);

WARNING: line length of 83 exceeds 80 columns
#86: FILE: drivers/net/phy/realtek/realtek_main.c:1494:
+		ret = phy_write_mmd(phydev, MDIO_MMD_VEND2, 0xd06a, values[3 - i]);

WARNING: line length of 92 exceeds 80 columns
#151: FILE: drivers/net/phy/realtek/realtek_main.c:1559:
+	ret = of_property_read_u32(phydev->mdio.dev.of_node, "enet-phy-pair-order", &order);

WARNING: ENOSYS means 'invalid syscall nr' and nothing else
#154: FILE: drivers/net/phy/realtek/realtek_main.c:1562:
+	if (ret == -EINVAL || ret == -ENOSYS)

total: 0 errors, 5 warnings, 0 checks, 154 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 62d72a4c15f5 ("net: phy: realtek: support MDI swapping for RTL8226-CG") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 5 warnings, 0 checks, 154 lines checked