WARNING: line length of 85 exceeds 80 columns
#26: FILE: drivers/ptp/ptp_chardev.c:448:
+static long ptp_mask_en_single(struct timestamp_event_queue *tsevq, void __user *arg)

WARNING: line length of 86 exceeds 80 columns
#44: FILE: drivers/ptp/ptp_chardev.c:463:
+	struct ptp_clock *ptp = container_of(pccontext->clk, struct ptp_clock, clock);

total: 0 errors, 2 warnings, 0 checks, 59 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 d8ad4c5c5423 ("ptp: Split out PTP_MASK_EN_SINGLE ioctl code") 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, 0 checks, 59 lines checked