WARNING: please write a help paragraph that fully describes the config symbol
#30: FILE: drivers/net/ethernet/sfc/Kconfig:68:
+config SFC_CXL
+	bool "Solarflare SFC9100-family CXL support"
+	depends on SFC && CXL_BUS && !(SFC=y && CXL_BUS=m)
+	default y
+	help
+	  This enables CXL support by the driver relying on kernel support
+	  and hardware support.
 

WARNING: line length of 82 exceeds 80 columns
#97: FILE: drivers/net/ethernet/sfc/efx.c:1233:
+		pci_err(pci_dev, "CXL initialization failed with error %d\n", rc);

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#111: 
new file mode 100644

CHECK: Blank lines aren't necessary before a close brace '}'
#193: FILE: drivers/net/ethernet/sfc/efx_cxl.c:78:
+
+}

total: 0 errors, 3 warnings, 1 checks, 210 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 6d71da886a5a ("sfc: add cxl support using new CXL API") 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, 1 checks, 210 lines checked