[LTP] [PATCH 1/3] tst_kernel.h: Convert docs to sphinx

[Petr Vorel]

Signed-off-by: Petr Vorel <pvorel@suse.cz>
---
 doc/developers/api_c_tests.rst |  2 ++
 include/tst_kernel.h           | 43 +++++++++++++++++++++-------------
 2 files changed, 29 insertions(+), 16 deletions(-)

diff --git a/doc/developers/api_c_tests.rst b/doc/developers/api_c_tests.rst
index ec53ab33c..2a9f3e7b9 100644
--- a/doc/developers/api_c_tests.rst
+++ b/doc/developers/api_c_tests.rst
@@ -1,4 +1,5 @@
 .. SPDX-License-Identifier: GPL-2.0-or-later
+.. Copyright (c) Linux Test Project, 2024
 
 .. Include headers in this file with:
 .. .. kernel-doc:: ../../include/tst_test.h
@@ -11,6 +12,7 @@ Core LTP API
 
 .. kernel-doc:: ../../include/tst_res_flags.h
 .. kernel-doc:: ../../include/tst_test.h
+.. kernel-doc:: ../../include/tst_kernel.h
 
 Option parsing
 --------------
diff --git a/include/tst_kernel.h b/include/tst_kernel.h
index 89de79928..e0ce7ce46 100644
--- a/include/tst_kernel.h
+++ b/include/tst_kernel.h
@@ -5,33 +5,44 @@
 #ifndef TST_KERNEL_H__
 #define TST_KERNEL_H__
 
-/*
- * Returns 32 if we are running on 32bit kernel and 64 if on 64bit kernel.
+/**
+ * tst_kernel_bits() - Detect if running on 32bit or 64bit kernel.
+ *
+ * Return: 32 if the test process is running on 32bit kernel and 64 if on 64bit
+ * kernel.
  */
 int tst_kernel_bits(void);
 
-/*
- * Returns non-zero if the test process is running in compat mode.
+/**
+ * tst_is_compat_mode() - Detect if running in compat mode.
+ *
+ * Detect if the test is 32bit binary executed on a 64bit kernel,
+ * i.e. we are testing the kernel compat layer.
+ *
+ * Return: non-zero if the test process is running in compat mode.
  */
 int tst_is_compat_mode(void);
 
-/*
- * Checks if the kernel module is built-in.
+/**
+ * tst_check_builtin_driver() - Check if the kernel module is built-in.
  *
- * @param driver The name of the driver.
- * @return Returns 0 if builtin driver
- * -1 when driver is missing or config file not available.
- * On Android *always* 0 (always expect the driver is available).
+ * @driver: the name of the driver.
+ *
+ * Return: 0 if builtin driver or -1 when driver is missing or config file not
+ * available. On Android *always* 0 (always expect the driver is available).
  */
 int tst_check_builtin_driver(const char *driver);
 
-/*
- * Checks support for the kernel module (both built-in and loadable).
+/**
+ * tst_check_driver() - Check support for the kernel module.
+ *
+ * Check support for the kernel module (both built-in and loadable).
+ *
+ * @driver: the name of the driver.
  *
- * @param driver The name of the driver.
- * @return Returns 0 if the kernel has the driver,
- * -1 when driver is missing or config file not available.
- * On Android *always* 0 (always expect the driver is available).
+ * Return: 0 if the kernel has the driver, -1 when driver is missing or config
+ * file not available. On Android *always* 0 (always expect the driver is
+ * available).
  */
 int tst_check_driver(const char *driver);
 
-- 
2.43.0