CHECK: usleep_range is preferred over udelay; see function description of usleep_range() and udelay().
#104: FILE: drivers/net/ethernet/realtek/r8169_main.c:1463:
+	udelay(10);

WARNING: line length of 85 exceeds 80 columns
#234: FILE: drivers/net/ethernet/realtek/r8169_main.c:2595:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_10baseT_Half_BIT);

WARNING: line length of 85 exceeds 80 columns
#235: FILE: drivers/net/ethernet/realtek/r8169_main.c:2596:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_10baseT_Full_BIT);

WARNING: line length of 86 exceeds 80 columns
#236: FILE: drivers/net/ethernet/realtek/r8169_main.c:2597:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_100baseT_Half_BIT);

WARNING: line length of 86 exceeds 80 columns
#237: FILE: drivers/net/ethernet/realtek/r8169_main.c:2598:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_100baseT_Full_BIT);

WARNING: line length of 87 exceeds 80 columns
#238: FILE: drivers/net/ethernet/realtek/r8169_main.c:2599:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_2500baseT_Full_BIT);

WARNING: line length of 87 exceeds 80 columns
#239: FILE: drivers/net/ethernet/realtek/r8169_main.c:2600:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_5000baseT_Full_BIT);

WARNING: line length of 83 exceeds 80 columns
#243: FILE: drivers/net/ethernet/realtek/r8169_main.c:2604:
+		phy_remove_link_mode(tp->phydev, ETHTOOL_LINK_MODE_Asym_Pause_BIT);

total: 0 errors, 7 warnings, 1 checks, 239 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 06d04838fe12 ("r8169: add support for RTL8127ATF") 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, 7 warnings, 1 checks, 239 lines checked