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Message-ID: <202211180651.rmMtQja0-lkp@intel.com>
Date: Fri, 18 Nov 2022 06:31:01 +0800
From: kernel test robot <lkp@...el.com>
To: ye.xingchen@....com.cn, maarten.lankhorst@...ux.intel.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com,
daniel@...ll.ch, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH linux-next] drm/bridge: Use device_match_of_node()
Hi,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on next-20221116]
url: https://github.com/intel-lab-lkp/linux/commits/ye-xingchen-zte-com-cn/drm-bridge-Use-device_match_of_node/20221117-143318
patch link: https://lore.kernel.org/r/202211171431525183998%40zte.com.cn
patch subject: [PATCH linux-next] drm/bridge: Use device_match_of_node()
config: arm-randconfig-r024-20221117
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project bbe6bd724a6335e497c7edaed191d37a828d0390)
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 arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/intel-lab-lkp/linux/commit/ac41c97354fe9c549e20dc7e50a237a577cd71e9
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review ye-xingchen-zte-com-cn/drm-bridge-Use-device_match_of_node/20221117-143318
git checkout ac41c97354fe9c549e20dc7e50a237a577cd71e9
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/drm_bridge.c:1310:28: error: incompatible pointer types passing 'struct drm_bridge *' to parameter of type 'struct device *' [-Werror,-Wincompatible-pointer-types]
if (device_match_of_node(bridge, np)) {
^~~~~~
include/linux/device/bus.h:145:41: note: passing argument to parameter 'dev' here
int device_match_of_node(struct device *dev, const void *np);
^
1 error generated.
vim +1310 drivers/gpu/drm/drm_bridge.c
1292
1293 #ifdef CONFIG_OF
1294 /**
1295 * of_drm_find_bridge - find the bridge corresponding to the device node in
1296 * the global bridge list
1297 *
1298 * @np: device node
1299 *
1300 * RETURNS:
1301 * drm_bridge control struct on success, NULL on failure
1302 */
1303 struct drm_bridge *of_drm_find_bridge(struct device_node *np)
1304 {
1305 struct drm_bridge *bridge;
1306
1307 mutex_lock(&bridge_lock);
1308
1309 list_for_each_entry(bridge, &bridge_list, list) {
> 1310 if (device_match_of_node(bridge, np)) {
1311 mutex_unlock(&bridge_lock);
1312 return bridge;
1313 }
1314 }
1315
1316 mutex_unlock(&bridge_lock);
1317 return NULL;
1318 }
1319 EXPORT_SYMBOL(of_drm_find_bridge);
1320 #endif
1321
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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