WARNING: line length of 85 exceeds 80 columns
#178: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:47:
+	struct stmmac_fpe_cfg *cfg = container_of(mmsv, struct stmmac_fpe_cfg, mmsv);

WARNING: line length of 82 exceeds 80 columns
#179: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:48:
+	struct stmmac_priv *priv = container_of(cfg, struct stmmac_priv, fpe_cfg);

WARNING: line length of 82 exceeds 80 columns
#189: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:67:
+static void stmmac_fpe_configure_pmac(struct ethtool_mmsv *mmsv, bool pmac_enable)

WARNING: line length of 85 exceeds 80 columns
#191: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:69:
+	struct stmmac_fpe_cfg *cfg = container_of(mmsv, struct stmmac_fpe_cfg, mmsv);

WARNING: line length of 82 exceeds 80 columns
#192: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:70:
+	struct stmmac_priv *priv = container_of(cfg, struct stmmac_priv, fpe_cfg);

WARNING: line length of 85 exceeds 80 columns
#209: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:94:
+	struct stmmac_fpe_cfg *cfg = container_of(mmsv, struct stmmac_fpe_cfg, mmsv);

WARNING: line length of 82 exceeds 80 columns
#210: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:95:
+	struct stmmac_priv *priv = container_of(cfg, struct stmmac_priv, fpe_cfg);

WARNING: line length of 85 exceeds 80 columns
#248: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:123:
+		ethtool_mmsv_event_handle(mmsv, ETHTOOL_MMSV_LP_SENT_VERIFY_MPACKET);

WARNING: line length of 85 exceeds 80 columns
#255: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:126:
+		ethtool_mmsv_event_handle(mmsv, ETHTOOL_MMSV_LD_SENT_VERIFY_MPACKET);

WARNING: line length of 87 exceeds 80 columns
#265: FILE: drivers/net/ethernet/stmicro/stmmac/stmmac_fpe.c:129:
+		ethtool_mmsv_event_handle(mmsv, ETHTOOL_MMSV_LP_SENT_RESPONSE_MPACKET);

WARNING: line length of 86 exceeds 80 columns
#490: FILE: include/linux/ethtool.h:734:
+	void (*send_mpacket)(struct ethtool_mmsv *mmsv, enum ethtool_mpacket mpacket);

CHECK: spinlock_t definition without comment
#510: FILE: include/linux/ethtool.h:754:
+	spinlock_t lock;

total: 0 errors, 11 warnings, 1 checks, 671 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 a93cdcd88be8 ("net: ethtool: mm: extract stmmac verification logic into common library") 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, 11 warnings, 1 checks, 671 lines checked