WARNING: line length of 97 exceeds 80 columns
#171: FILE: drivers/mfd/nct6694.c:84:
+int nct6694_read_msg(struct nct6694 *nct6694, const struct nct6694_cmd_header *cmd_hd, void *buf)

WARNING: line length of 94 exceeds 80 columns
#183: FILE: drivers/mfd/nct6694.c:96:
+	ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, NCT6694_BULK_OUT_EP), &msg->cmd_header,

WARNING: line length of 98 exceeds 80 columns
#189: FILE: drivers/mfd/nct6694.c:102:
+	ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, NCT6694_BULK_IN_EP), &msg->response_header,

WARNING: line length of 83 exceeds 80 columns
#196: FILE: drivers/mfd/nct6694.c:109:
+			   le16_to_cpu(cmd_hd->len), &rx_len, NCT6694_URB_TIMEOUT);

WARNING: line length of 98 exceeds 80 columns
#210: FILE: drivers/mfd/nct6694.c:123:
+int nct6694_write_msg(struct nct6694 *nct6694, const struct nct6694_cmd_header *cmd_hd, void *buf)

WARNING: line length of 94 exceeds 80 columns
#222: FILE: drivers/mfd/nct6694.c:135:
+	ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, NCT6694_BULK_OUT_EP), &msg->cmd_header,

WARNING: line length of 81 exceeds 80 columns
#228: FILE: drivers/mfd/nct6694.c:141:
+	ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, NCT6694_BULK_OUT_EP), buf,

WARNING: line length of 83 exceeds 80 columns
#229: FILE: drivers/mfd/nct6694.c:142:
+			   le16_to_cpu(cmd_hd->len), &tx_len, NCT6694_URB_TIMEOUT);

WARNING: line length of 98 exceeds 80 columns
#234: FILE: drivers/mfd/nct6694.c:147:
+	ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, NCT6694_BULK_IN_EP), &msg->response_header,

WARNING: line length of 83 exceeds 80 columns
#241: FILE: drivers/mfd/nct6694.c:154:
+			   le16_to_cpu(cmd_hd->len), &rx_len, NCT6694_URB_TIMEOUT);

WARNING: line length of 92 exceeds 80 columns
#282: FILE: drivers/mfd/nct6694.c:195:
+		dev_warn(nct6694->dev, "Failed to resubmit urb, status %pe",  ERR_PTR(ret));

WARNING: line length of 88 exceeds 80 columns
#364: FILE: drivers/mfd/nct6694.c:277:
+	nct6694->usb_msg = devm_kzalloc(dev, sizeof(union nct6694_usb_msg), GFP_KERNEL);

WARNING: line length of 81 exceeds 80 columns
#413: FILE: drivers/mfd/nct6694.c:326:
+	ret = mfd_add_hotplug_devices(dev, nct6694_dev, ARRAY_SIZE(nct6694_dev));

WARNING: line length of 98 exceeds 80 columns
#439: FILE: drivers/mfd/nct6694.c:352:
+	{ USB_DEVICE_AND_INTERFACE_INFO(NCT6694_VENDOR_ID, NCT6694_PRODUCT_ID, 0xFF, 0x00, 0x00)},

WARNING: line length of 98 exceeds 80 columns
#558: FILE: include/linux/mfd/nct6694.h:98:
+int nct6694_read_msg(struct nct6694 *nct6694, const struct nct6694_cmd_header *cmd_hd, void *buf);

WARNING: line length of 99 exceeds 80 columns
#559: FILE: include/linux/mfd/nct6694.h:99:
+int nct6694_write_msg(struct nct6694 *nct6694, const struct nct6694_cmd_header *cmd_hd, void *buf);

total: 0 errors, 16 warnings, 0 checks, 509 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 f14f9e48841e ("mfd: Add core driver for Nuvoton NCT6694") 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, 16 warnings, 0 checks, 509 lines checked