WARNING: 'accross' may be misspelled - perhaps 'across'?
#6: 
Use SPDX-License-Identifier accross all the files of the xgbe driver to
                            ^^^^^^^

WARNING: Improper SPDX comment style for 'drivers/net/ethernet/amd/xgbe/xgbe-common.h', please use '/*' instead
#37: FILE: drivers/net/ethernet/amd/xgbe/xgbe-common.h:1:
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)

WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
#37: FILE: drivers/net/ethernet/amd/xgbe/xgbe-common.h:1:
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)

WARNING: Improper SPDX comment style for 'drivers/net/ethernet/amd/xgbe/xgbe.h', please use '/*' instead
#1927: FILE: drivers/net/ethernet/amd/xgbe/xgbe.h:1:
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)

WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
#1927: FILE: drivers/net/ethernet/amd/xgbe/xgbe.h:1:
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)

total: 0 errors, 5 warnings, 0 checks, 1936 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 69739f7e1105 ("amd-xgbe: Convert to SPDX identifier") 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, 5 warnings, 0 checks, 1936 lines checked