summaryrefslogtreecommitdiffstats
path: root/Documentation/sphinx/parser_yaml.py
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2026-08-24 08:46:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-08-24 08:46:03 -0700
commitcf9610f9116d55c5a66ef9f1faecacabd93a9322 (patch)
tree757a3d280760c654767631cab5ad8af2d86d1848 /Documentation/sphinx/parser_yaml.py
downloadlinux-stable-cf9610f9116d55c5a66ef9f1faecacabd93a9322.tar.gz
linux-stable-cf9610f9116d55c5a66ef9f1faecacabd93a9322.zip
Merge tag 'pinctrl-v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrlgrafted
Pull pin control updates from Linus Walleij: "Core changes: - Use the non-blocking mux_state_try_select() in the generic MUX pin control back-end - Free pin maps on pinctrl_generic_to_map() failure in the core helpers New hardware pin control: - Qualcomm Maili TLMM SoC, PMG1110 PMIC, and Eliza LPASS LPI TLMM SoC (this is for the low power audio, LPASS = Low Power Audio SubSystem portions) - Upboard support on top of the Intel pin controller - Apple T6030 and T6031 support (just compatible strings) - Samsung Exynos 8855 SoC - Mediatek MT6858 SoC - Rockchip RK3308B and RV1106 SoCs - Airoha EN7523 and AN7563 SoCs Improvements: - Qualcomm TLMM GPIOs are unconditionally marked as wakeup capable - Qualcomm improvements on top of the Qualcomm PDC (power domain controller) irqchip improvements from tglx:s tree - Qualcomm IPQ806x and IPQ9650 non-urgent pin grop fixups - The NPCM8xx driver has been put into shape fixing many pin and group definitions - Some non-urgent Tegra 264 pin assignments are fixed up - Some non-urgent fixups to Airoha AN7581 and AN7583 registers and pin assignments, missing features etc" * tag 'pinctrl-v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (130 commits) dt-bindings: pinctrl: Convert TI DA850 pupd to DT schema pinctrl: meson: sync some modify from A4 pinctrl: meson: a4: Add input enable pin configuration pinctrl: realtek: rtd1625: remove unused group name spdif_sel pinctrl: realtek: rtd1625: fix base_bit for VE4 GPIO 13 dt-bindings: pinctrl: microchip,pic32mzda-pinctrl: Convert to DT schema Revert "Merge branch 'ib-rsk7204' into devel" pinctrl: rockchip: Add RV1106 pinctrl support dt-bindings: pinctrl: rockchip: Add RV1106 compatible pinctrl: rockchip: Decode drive strength in the get function pinctrl: fix PINCTRL_GENERIC_MUX not always being selectable pinctrl: airoha: add support of an7563 SoC dt-bindings: pinctrl: airoha: add support of an7563 pin controller pinctrl: airoha: try to find chip scu node by phandle first pinctrl: airoha: add support of en7523 SoC dt-bindings: pinctrl: airoha: add support of en7523 pin controller pinctrl: airoha: an7583: add support for olt pinmux pinctrl: airoha: an7583: add support for pon_alt pinmux pinctrl: airoha: an7583: add support for npu_uart pinmux dt-bindings: pinctrl: airoha: an7583: add missed features ...
Diffstat (limited to 'Documentation/sphinx/parser_yaml.py')
-rwxr-xr-xDocumentation/sphinx/parser_yaml.py123
1 files changed, 123 insertions, 0 deletions
diff --git a/Documentation/sphinx/parser_yaml.py b/Documentation/sphinx/parser_yaml.py
new file mode 100755
index 000000000..634d84a20
--- /dev/null
+++ b/Documentation/sphinx/parser_yaml.py
@@ -0,0 +1,123 @@
+# SPDX-License-Identifier: GPL-2.0
+# Copyright 2025 Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
+
+"""
+Sphinx extension for processing YAML files
+"""
+
+import os
+import re
+import sys
+
+from pprint import pformat
+
+from docutils import statemachine
+from docutils.parsers.rst import Parser as RSTParser
+from docutils.parsers.rst import states
+from docutils.statemachine import ViewList
+
+from sphinx.util import logging
+from sphinx.parsers import Parser
+
+srctree = os.path.abspath(os.environ["srctree"])
+sys.path.insert(0, os.path.join(srctree, "tools/net/ynl/pyynl/lib"))
+
+from doc_generator import YnlDocGenerator # pylint: disable=C0413
+
+logger = logging.getLogger(__name__)
+
+class YamlParser(Parser):
+ """
+ Kernel parser for YAML files.
+
+ This is a simple sphinx.Parser to handle yaml files inside the
+ Kernel tree that will be part of the built documentation.
+
+ The actual parser function is not contained here: the code was
+ written in a way that parsing yaml for different subsystems
+ can be done from a single dispatcher.
+
+ All it takes to have parse YAML patches is to have an import line:
+
+ from some_parser_code import NewYamlGenerator
+
+ To this module. Then add an instance of the parser with:
+
+ new_parser = NewYamlGenerator()
+
+ and add a logic inside parse() to handle it based on the path,
+ like this:
+
+ if "/foo" in fname:
+ msg = self.new_parser.parse_yaml_file(fname)
+ """
+
+ supported = ('yaml', )
+
+ netlink_parser = YnlDocGenerator()
+
+ re_lineno = re.compile(r"\.\. LINENO ([0-9]+)$")
+
+ tab_width = 8
+
+ def rst_parse(self, inputstring, document, msg):
+ """
+ Receives a ReST content that was previously converted by the
+ YAML parser, adding it to the document tree.
+ """
+
+ self.setup_parse(inputstring, document)
+
+ result = ViewList()
+
+ self.statemachine = states.RSTStateMachine(state_classes=states.state_classes,
+ initial_state='Body',
+ debug=document.reporter.debug_flag)
+
+ try:
+ # Parse message with RSTParser
+ lineoffset = 0;
+
+ lines = statemachine.string2lines(msg, self.tab_width,
+ convert_whitespace=True)
+
+ for line in lines:
+ match = self.re_lineno.match(line)
+ if match:
+ lineoffset = int(match.group(1))
+ continue
+
+ result.append(line, document.current_source, lineoffset)
+
+ self.statemachine.run(result, document)
+
+ except Exception as e:
+ document.reporter.error("YAML parsing error: %s" % pformat(e))
+
+ self.finish_parse()
+
+ # Overrides docutils.parsers.Parser. See sphinx.parsers.RSTParser
+ def parse(self, inputstring, document):
+ """Check if a YAML is meant to be parsed."""
+
+ fname = document.current_source
+
+ # Handle netlink yaml specs
+ if "/netlink/specs/" in fname:
+ msg = self.netlink_parser.parse_yaml_file(fname)
+ self.rst_parse(inputstring, document, msg)
+
+ # All other yaml files are ignored
+
+def setup(app):
+ """Setup function for the Sphinx extension."""
+
+ # Add YAML parser
+ app.add_source_parser(YamlParser)
+ app.add_source_suffix('.yaml', 'yaml')
+
+ return {
+ 'version': '1.0',
+ 'parallel_read_safe': True,
+ 'parallel_write_safe': True,
+ }