WARNING: line length of 86 exceeds 80 columns
#358: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac-tc956x.c:287:
+	WARN_ON(readl_poll_timeout(emac_ctl, val, val & EMAC_INIT_DONE, 50, 1000000));

WARNING: line length of 83 exceeds 80 columns
#525: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac-tc956x.c:454:
+	/* dwxgmac301_dma_ops needs extending to provide DMA address translation */

CHECK: extern prototypes should be avoided in .h files
#925: FILE: include/soc/toshiba/tc956x-dwmac.h:57:
+extern void tc956x_reset_clock_set(const struct tc956x_chip *chip, bool reset,

total: 0 errors, 2 warnings, 1 checks, 900 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 c592b52463e5 ("net: stmmac: tc956x: add TC956x/QPS615 support") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 900 lines checked