WARNING: line length of 82 exceeds 80 columns
#436: FILE: drivers/net/ethernet/microchip/lan743x_main.c:3007:
+			  "RGMII/GMII/MII(0x%X) mode enable\n", state->interface);

WARNING: line length of 86 exceeds 80 columns
#559: FILE: drivers/net/ethernet/microchip/lan743x_main.c:3130:
+		phy_interface_set_rgmii(adapter->phylink_config.supported_interfaces);

CHECK: Comparison to NULL could be written "dn"
#580: FILE: drivers/net/ethernet/microchip/lan743x_main.c:3151:
+	return dn != NULL;

total: 0 errors, 2 warnings, 1 checks, 737 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 642ba0e5a64d ("net: lan743x: Migrate phylib to phylink") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE 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, 2 warnings, 1 checks, 737 lines checked