blob: 8b6c70edac3c33366acb165c046daf1a39e87546 [file] [log] [blame]
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +01001#
Yann Gautierd4957392019-03-06 10:58:13 +01002# Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +01003#
Antonio Nino Diaz371a9672018-12-19 13:13:33 +00004# SPDX-License-Identifier: BSD-3-Clause
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +01005#
6
7#
8# Configure how the Linux checkpatch script should be invoked in the context of
9# the Trusted Firmware source tree.
10#
11
12# This is not Linux so don't expect a Linux tree!
13--no-tree
14
Antonio Nino Diaz4237fb62018-04-27 09:29:20 +010015# The Linux kernel expects the SPDX license tag in the first line of each file.
16# We don't follow this in the Trusted Firmware.
17--ignore SPDX_LICENSE_TAG
18
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +010019# This clarifes the lines indications in the report.
20#
21# E.g.:
22# Without this option, we have the following output:
23# #333: FILE: drivers/arm/gic/arm_gic.c:160:
24# So we have 2 lines indications (333 and 160), which is confusing.
25# We only care about the position in the source file.
26#
27# With this option, it becomes:
28# drivers/arm/gic/arm_gic.c:160:
29--showfile
30
Antonio Nino Diaz2cd4b582018-01-29 12:00:31 +000031# Don't show some messages like the list of ignored types or the suggestion to
32# use "--fix" or report changes to the maintainers.
33--quiet
34
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +010035#
36# Ignore the following message types, as they don't necessarily make sense in
37# the context of the Trusted Firmware.
38#
39
40# COMPLEX_MACRO generates false positives.
41--ignore COMPLEX_MACRO
42
43# Commit messages might contain a Gerrit Change-Id.
44--ignore GERRIT_CHANGE_ID
45
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +010046# FILE_PATH_CHANGES reports this kind of message:
47# "added, moved or deleted file(s), does MAINTAINERS need updating?"
48# We do not use this MAINTAINERS file process in TF.
49--ignore FILE_PATH_CHANGES
50
51# AVOID_EXTERNS reports this kind of messages:
52# "externs should be avoided in .c files"
53# We don't follow this convention in TF.
54--ignore AVOID_EXTERNS
55
56# NEW_TYPEDEFS reports this kind of messages:
57# "do not add new typedefs"
58# We allow adding new typedefs in TF.
59--ignore NEW_TYPEDEFS
60
Antonio Nino Diaz2cd4b582018-01-29 12:00:31 +000061# Avoid "Does not appear to be a unified-diff format patch" message
62--ignore NOT_UNIFIED_DIFF
63
Sandrine Bailleux0b5a1582016-06-02 11:19:59 +010064# VOLATILE reports this kind of messages:
65# "Use of volatile is usually wrong: see Documentation/volatile-considered-harmful.txt"
66# We allow the usage of the volatile keyword in TF.
67--ignore VOLATILE
Yann Gautierd4957392019-03-06 10:58:13 +010068
69# BRACES reports this kind of messages:
70# braces {} are not necessary for any arm of this statement
71--ignore BRACES
Yann Gautier6ba648d2019-03-08 15:44:59 +010072
73# PREFER_KERNEL_TYPES reports this kind of messages (when using --strict):
74# "Prefer kernel type 'u32' over 'uint32_t'"
75--ignore PREFER_KERNEL_TYPES
76
77# USLEEP_RANGE reports this kind of messages (when using --strict):
78# "usleep_range is preferred over udelay; see Documentation/timers/timers-howto.txt"
79--ignore USLEEP_RANGE
80
81# COMPARISON_TO_NULL reports this kind of messages (when using --strict):
82# Comparison to NULL could be written ""
83--ignore COMPARISON_TO_NULL
84
85# UNNECESSARY_PARENTHESES reports this kind of messages (when using --strict):
86# Unnecessary parentheses around ""
87--ignore UNNECESSARY_PARENTHESES