WARNING: line length of 81 exceeds 80 columns
#35: FILE: drivers/ptp/ptp_clock.c:170:
+				err = ops->setesterror(ops, tx->esterror * 1000);

WARNING: line length of 89 exceeds 80 columns
#65: FILE: include/linux/ptp_clock_kernel.h:141:
+ *               parameter hw_ts: If not NULL, holds the timestamp of the hardware clock.

WARNING: line length of 84 exceeds 80 columns
#66: FILE: include/linux/ptp_clock_kernel.h:142:
+ *               parameter sw_ts: If not NULL, holds the timestamp of the CPU clock.

total: 0 errors, 3 warnings, 0 checks, 49 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 a923d8fc70da ("ptp: Implement timex esterror support") 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, 49 lines checked