Re: [PATCH 4/4] clk: hisilicon: Migrate devm APIs

From: kernel test robot
Date: Sun Mar 26 2023 - 22:12:07 EST


Hi David,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on fff5a5e7f528b2ed2c335991399a766c2cf01103]

url: https://github.com/intel-lab-lkp/linux/commits/David-Yang/clk-hisilicon-Add-helper-functions-for-platform-driver/20230326-133108
base: fff5a5e7f528b2ed2c335991399a766c2cf01103
patch link: https://lore.kernel.org/r/20230326052757.297551-5-mmyangfl%40gmail.com
patch subject: [PATCH 4/4] clk: hisilicon: Migrate devm APIs
config: arm-defconfig (https://download.01.org/0day-ci/archive/20230327/202303271023.do1t8Cfa-lkp@xxxxxxxxx/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7)
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/7fd49da57e4d2205c1f5842dc29fc79c0f89263e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review David-Yang/clk-hisilicon-Add-helper-functions-for-platform-driver/20230326-133108
git checkout 7fd49da57e4d2205c1f5842dc29fc79c0f89263e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/clk/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202303271023.do1t8Cfa-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> drivers/clk/hisilicon/clk-hi3620.c:435:14: error: use of undeclared identifier 'clks'
__func__, clks[i].name);
^
>> drivers/clk/hisilicon/clk-hi3620.c:435:19: error: use of undeclared identifier 'i'
__func__, clks[i].name);
^
>> drivers/clk/hisilicon/clk-hi3620.c:436:10: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'struct clk_hw *' [-Wint-conversion]
return ret;
^~~
3 errors generated.
--
>> drivers/clk/hisilicon/clk-hix5hd2.c:300:17: error: member reference type 'struct clk_hw_onecell_data *' is a pointer; did you mean to use '->'?
data->clk_data.clks[clks[i].id] = clk;
~~~~~~~~~~~~~~^
->
>> drivers/clk/hisilicon/clk-hix5hd2.c:300:18: error: no member named 'clks' in 'struct clk_hw_onecell_data'
data->clk_data.clks[clks[i].id] = clk;
~~~~~~~~~~~~~~ ^
2 errors generated.


vim +/clks +435 drivers/clk/hisilicon/clk-hi3620.c

399
400 static struct clk_hw *
401 clk_register_hisi_mmc(struct device *dev, const struct hisi_mmc_clock *mmc_clk,
402 void __iomem *base)
403 {
404 struct clk_mmc *mclk;
405 struct clk_init_data init;
406 int ret;
407
408 mclk = devm_kzalloc(dev, sizeof(*mclk), GFP_KERNEL);
409 if (!mclk)
410 return ERR_PTR(-ENOMEM);
411
412 init.name = mmc_clk->name;
413 init.ops = &clk_mmc_ops;
414 init.flags = mmc_clk->flags;
415 init.parent_names = (mmc_clk->parent_name ? &mmc_clk->parent_name : NULL);
416 init.num_parents = (mmc_clk->parent_name ? 1 : 0);
417 mclk->hw.init = &init;
418
419 mclk->id = mmc_clk->id;
420 mclk->clken_reg = base + mmc_clk->clken_reg;
421 mclk->clken_bit = mmc_clk->clken_bit;
422 mclk->div_reg = base + mmc_clk->div_reg;
423 mclk->div_off = mmc_clk->div_off;
424 mclk->div_bits = mmc_clk->div_bits;
425 mclk->drv_reg = base + mmc_clk->drv_reg;
426 mclk->drv_off = mmc_clk->drv_off;
427 mclk->drv_bits = mmc_clk->drv_bits;
428 mclk->sam_reg = base + mmc_clk->sam_reg;
429 mclk->sam_off = mmc_clk->sam_off;
430 mclk->sam_bits = mmc_clk->sam_bits;
431
432 ret = devm_clk_hw_register(dev, &mclk->hw);
433 if (ret) {
434 dev_err(dev, "%s: failed to register clock %s\n",
> 435 __func__, clks[i].name);
> 436 return ret;
437 }
438
439 return &mclk->hw;
440 }
441

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests