CHECK: struct mutex definition without comment
#54: FILE: drivers/net/ethernet/intel/idpf/idpf.h:261:
+	struct mutex tx_hwtstamp_lock;

WARNING: line length of 84 exceeds 80 columns
#100: FILE: drivers/net/ethernet/intel/idpf/idpf_ethtool.c:485:
+	IDPF_PORT_STAT("tx-hwtstamp_discarded", tstamp_stats.tx_hwtstamp_discarded),

WARNING: line length of 82 exceeds 80 columns
#185: FILE: drivers/net/ethernet/intel/idpf/idpf_ethtool.c:1366:
+	if (idpf_is_cap_ena(vport->adapter, IDPF_OTHER_CAPS, VIRTCHNL2_CAP_PTP) &&

total: 0 errors, 2 warnings, 1 checks, 1187 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 145452584bd8 ("idpf: add Tx timestamp flows") 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, 1187 lines checked