[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/dsb: DSB code refactoring (rev4)

[Patchwork]

== Series Details ==

Series: drm/i915/dsb: DSB code refactoring (rev4)
URL   : https://patchwork.freedesktop.org/series/124141/
State : warning

== Summary ==

Error: dim checkpatch failed
b71324c00655 drm/i915/dsb: DSB code refactoring
Traceback (most recent call last):
  File "scripts/spdxcheck.py", line 6, in <module>
    from ply import lex, yacc
ModuleNotFoundError: No module named 'ply'
Traceback (most recent call last):
  File "scripts/spdxcheck.py", line 6, in <module>
    from ply import lex, yacc
ModuleNotFoundError: No module named 'ply'
-:290: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does 
MAINTAINERS need updating?
#290: 
new file mode 100644

total: 0 errors, 1 warnings, 0 checks, 357 lines checked