92 lines
2.8 KiB
Plaintext
92 lines
2.8 KiB
Plaintext
#
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# Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
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#
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# SPDX-License-Identifier: BSD-3-Clause
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#
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#
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# Configure how the Linux checkpatch script should be invoked in the context of
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# the Trusted Firmware source tree.
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#
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# This is not Linux so don't expect a Linux tree!
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--no-tree
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# The Linux kernel expects the SPDX license tag in the first line of each file.
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# We don't follow this in the Trusted Firmware.
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--ignore SPDX_LICENSE_TAG
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# This clarifes the lines indications in the report.
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#
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# E.g.:
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# Without this option, we have the following output:
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# #333: FILE: drivers/arm/gic/arm_gic.c:160:
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# So we have 2 lines indications (333 and 160), which is confusing.
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# We only care about the position in the source file.
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#
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# With this option, it becomes:
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# drivers/arm/gic/arm_gic.c:160:
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--showfile
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# Don't show some messages like the list of ignored types or the suggestion to
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# use "--fix" or report changes to the maintainers.
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--quiet
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#
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# Ignore the following message types, as they don't necessarily make sense in
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# the context of the Trusted Firmware.
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#
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# COMPLEX_MACRO generates false positives.
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--ignore COMPLEX_MACRO
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# Commit messages might contain a Gerrit Change-Id.
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--ignore GERRIT_CHANGE_ID
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# Do not check the format of commit messages, as Gerrit's merge commits do not
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# preserve it.
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--ignore GIT_COMMIT_ID
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# FILE_PATH_CHANGES reports this kind of message:
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# "added, moved or deleted file(s), does MAINTAINERS need updating?"
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# We do not use this MAINTAINERS file process in TF.
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--ignore FILE_PATH_CHANGES
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# AVOID_EXTERNS reports this kind of messages:
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# "externs should be avoided in .c files"
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# We don't follow this convention in TF.
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--ignore AVOID_EXTERNS
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# NEW_TYPEDEFS reports this kind of messages:
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# "do not add new typedefs"
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# We allow adding new typedefs in TF.
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--ignore NEW_TYPEDEFS
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# Avoid "Does not appear to be a unified-diff format patch" message
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--ignore NOT_UNIFIED_DIFF
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# VOLATILE reports this kind of messages:
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# "Use of volatile is usually wrong: see Documentation/volatile-considered-harmful.txt"
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# We allow the usage of the volatile keyword in TF.
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--ignore VOLATILE
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# BRACES reports this kind of messages:
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# braces {} are not necessary for any arm of this statement
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--ignore BRACES
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# PREFER_KERNEL_TYPES reports this kind of messages (when using --strict):
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# "Prefer kernel type 'u32' over 'uint32_t'"
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--ignore PREFER_KERNEL_TYPES
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# USLEEP_RANGE reports this kind of messages (when using --strict):
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# "usleep_range is preferred over udelay; see Documentation/timers/timers-howto.txt"
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--ignore USLEEP_RANGE
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# COMPARISON_TO_NULL reports this kind of messages (when using --strict):
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# Comparison to NULL could be written ""
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--ignore COMPARISON_TO_NULL
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# UNNECESSARY_PARENTHESES reports this kind of messages (when using --strict):
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# Unnecessary parentheses around ""
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--ignore UNNECESSARY_PARENTHESES
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