Re: [PATCH v3 3/3] dmaengine: sf-pdma: Get number of channel by device tree

[kernel test robot <lkp@intel.com>]

In-Reply-To: <91a8fb6dff811b36db951ee98d955ad14a2a30eb.1642151791.git.zong.li@sifive.com>
References: <91a8fb6dff811b36db951ee98d955ad14a2a30eb.1642151791.git.zong.li@sifive.com>
TO: Zong Li <zong.li@sifive.com>
TO: robh+dt@kernel.org
TO: paul.walmsley@sifive.com
TO: palmer@dabbelt.com
TO: aou@eecs.berkeley.edu
TO: krzysztof.kozlowski@canonical.com
TO: conor.dooley@microchip.com
TO: geert@linux-m68k.org
TO: bin.meng@windriver.com
TO: green.wan@sifive.com
TO: vkoul@kernel.org

Hi Zong,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on vkoul-dmaengine/next]
[also build test WARNING on v5.16]
[cannot apply to robh/for-next next-20220114]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Zong-Li/Determine-the-number-of-DMA-channels-by-dma-channels-property/20220114-172017
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
config: x86_64-randconfig-a001 (https://download.01.org/0day-ci/archive/20220115/202201150129.P4syQvOh-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 82c8aca93488730ce8f66101e0f3538f14b551dd)
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
        # https://github.com/0day-ci/linux/commit/efa33512fd463fd6e29750992df1d40513eb5a7c
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Zong-Li/Determine-the-number-of-DMA-channels-by-dma-channels-property/20220114-172017
        git checkout efa33512fd463fd6e29750992df1d40513eb5a7c
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/dma/

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/dma/sf-pdma/sf-pdma.o: warning: objtool: dma_cookie_complete()+0x40: unreachable instruction

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org