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Message-ID: <202211180444.F23BXe12-lkp@intel.com>
Date: Fri, 18 Nov 2022 05:10:02 +0800
From: kernel test robot <lkp@...el.com>
To: ye.xingchen@....com.cn, vkoul@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH linux-next] dmaengine: of-dma: 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/dmaengine-of-dma-Use-device_match_of_node/20221117-134259
patch link: https://lore.kernel.org/r/202211171341474562261%40zte.com.cn
patch subject: [PATCH linux-next] dmaengine: of-dma: Use device_match_of_node()
config: arm-buildonly-randconfig-r001-20221117
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/15adf668da6fd1025f2aee6634033ec9d0c13a0a
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review ye-xingchen-zte-com-cn/dmaengine-of-dma-Use-device_match_of_node/20221117-134259
git checkout 15adf668da6fd1025f2aee6634033ec9d0c13a0a
# 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 drivers/
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/dma/of-dma.c:160:28: error: incompatible pointer types passing 'struct of_dma *' to parameter of type 'struct device *' [-Werror,-Wincompatible-pointer-types]
if (device_match_of_node(ofdma, 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 +160 drivers/dma/of-dma.c
146
147 /**
148 * of_dma_controller_free - Remove a DMA controller from DT DMA helpers list
149 * @np: device node of DMA controller
150 *
151 * Memory allocated by of_dma_controller_register() is freed here.
152 */
153 void of_dma_controller_free(struct device_node *np)
154 {
155 struct of_dma *ofdma;
156
157 mutex_lock(&of_dma_lock);
158
159 list_for_each_entry(ofdma, &of_dma_list, of_dma_controllers)
> 160 if (device_match_of_node(ofdma, np)) {
161 list_del(&ofdma->of_dma_controllers);
162 kfree(ofdma);
163 break;
164 }
165
166 mutex_unlock(&of_dma_lock);
167 }
168 EXPORT_SYMBOL_GPL(of_dma_controller_free);
169
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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