* [linux-next:master 9893/10090] drivers/hid/hid-thrustmaster.c:3: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
@ 2021-04-06 18:40 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-04-06 18:40 UTC (permalink / raw)
To: Jonathan Corbet
Cc: kbuild-all, clang-built-linux, Linux Memory Management List, linux-doc
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Hi Stephen,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 9c54130cd25528028b2d38f6ada0c79e92210390
commit: 4a55fb864f87cabddd417181e6542bd1d90fe179 [9893/10090] Merge remote-tracking branch 'jc_docs/docs-next'
config: x86_64-randconfig-a001-20210326 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project a46f59a747a7273cc439efaf3b4f98d8b63d2f20)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=4a55fb864f87cabddd417181e6542bd1d90fe179
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 4a55fb864f87cabddd417181e6542bd1d90fe179
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/hid/hid-thrustmaster.c:3: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* When connected to the machine, the Thrustmaster wheels appear as
drivers/hid/hid-thrustmaster.c:26: warning: cannot understand function prototype: 'const u8 setup_0[] = '
drivers/hid/hid-thrustmaster.c:49: warning: cannot understand function prototype: 'struct tm_wheel_info '
drivers/hid/hid-thrustmaster.c:62: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Known wheels.
drivers/hid/hid-thrustmaster.c:76: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* This structs contains (in little endian) the response data
drivers/hid/hid-thrustmaster.c:143: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* On some setups initializing the T300RS crashes the kernel,
drivers/hid/hid-thrustmaster.c:202: warning: Function parameter or member 'urb' not described in 'thrustmaster_model_handler'
drivers/hid/hid-thrustmaster.c:202: warning: expecting prototype for Called by the USB subsystem when the wheel responses to our request(). Prototype was for thrustmaster_model_handler() instead
drivers/hid/hid-thrustmaster.c:265: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Function called by HID when a hid Thrustmaster FFB wheel is connected to the host.
vim +3 drivers/hid/hid-thrustmaster.c
c49c33637802a2 Dario Pagani 2021-01-31 @3 * When connected to the machine, the Thrustmaster wheels appear as
c49c33637802a2 Dario Pagani 2021-01-31 4 * a «generic» hid gamepad called "Thrustmaster FFB Wheel".
c49c33637802a2 Dario Pagani 2021-01-31 5 *
c49c33637802a2 Dario Pagani 2021-01-31 6 * When in this mode not every functionality of the wheel, like the force feedback,
c49c33637802a2 Dario Pagani 2021-01-31 7 * are available. To enable all functionalities of a Thrustmaster wheel we have to send
c49c33637802a2 Dario Pagani 2021-01-31 8 * to it a specific USB CONTROL request with a code different for each wheel.
c49c33637802a2 Dario Pagani 2021-01-31 9 *
c49c33637802a2 Dario Pagani 2021-01-31 10 * This driver tries to understand which model of Thrustmaster wheel the generic
c49c33637802a2 Dario Pagani 2021-01-31 11 * "Thrustmaster FFB Wheel" really is and then sends the appropriate control code.
c49c33637802a2 Dario Pagani 2021-01-31 12 *
c49c33637802a2 Dario Pagani 2021-01-31 13 * Copyright (c) 2020-2021 Dario Pagani <dario.pagani.146+linuxk@gmail.com>
c49c33637802a2 Dario Pagani 2021-01-31 14 * Copyright (c) 2020-2021 Kim Kuparinen <kimi.h.kuparinen@gmail.com>
c49c33637802a2 Dario Pagani 2021-01-31 15 */
c49c33637802a2 Dario Pagani 2021-01-31 16 #include <linux/hid.h>
c49c33637802a2 Dario Pagani 2021-01-31 17 #include <linux/usb.h>
c49c33637802a2 Dario Pagani 2021-01-31 18 #include <linux/input.h>
c49c33637802a2 Dario Pagani 2021-01-31 19 #include <linux/slab.h>
c49c33637802a2 Dario Pagani 2021-01-31 20 #include <linux/module.h>
c49c33637802a2 Dario Pagani 2021-01-31 21
:::::: The code at line 3 was first introduced by commit
:::::: c49c33637802a2c6957a78119eb8be3b055dd9e9 HID: support for initialization of some Thrustmaster wheels
:::::: TO: Dario Pagani <dario.pagani.146@gmail.com>
:::::: CC: Jiri Kosina <jkosina@suse.cz>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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