[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Enabling the IGT for HDCP1.4 (rev4)

[Patchwork]

== Series Details ==

Series: Enabling the IGT for HDCP1.4 (rev4)
URL   : https://patchwork.freedesktop.org/series/51113/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
1698e218c4ae drm/i915: Pullout the bksv read and validation
e82aaa2cb827 drm/i915: hdcp_check_link only on CP_IRQ
757bbb8cb440 drm/i915/debugfs: hdcp capability of a sink
-:54: WARNING:SYMBOLIC_PERMS: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'.
#54: FILE: drivers/gpu/drm/i915/i915_debugfs.c:5034:
+		debugfs_create_file("i915_hdcp_sink_capability", S_IRUGO, root,

total: 0 errors, 1 warnings, 0 checks, 126 lines checked