WARNING: line length of 81 exceeds 80 columns
#79: FILE: drivers/net/ethernet/amazon/ena/ena_sysfs.c:80:
+u16 ena_stats_array_ena_com_phc_size = ARRAY_SIZE(ena_stats_ena_com_phc_strings);

WARNING: Consider renaming function(s) 'ena_phc_stats_show' to 'phc_stats_show'
#109: FILE: drivers/net/ethernet/amazon/ena/ena_sysfs.c:110:
+}

WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'.
#111: FILE: drivers/net/ethernet/amazon/ena/ena_sysfs.c:112:
+static DEVICE_ATTR(phc_stats, S_IRUGO, ena_phc_stats_show, NULL);

total: 0 errors, 3 warnings, 0 checks, 95 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 ea110ceea051 ("net: ena: PHC stats through sysfs") 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, 3 warnings, 0 checks, 95 lines checked