Hi Sandeep, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.8 next-20200807] [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/Sandeep-Singh/SFH-Add-Support-fo... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 06a81c1c7db9bd5de0bd38cd5acc44bb22b99150 config: riscv-allyesconfig (attached as .config) compiler: riscv64-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): drivers/hid/amd-sfh-hid/amd_mp2_pcie.c: In function 'amd_mp2_pci_init': 107 | pcim_enable_device(pdev); | ^~~~~~~~~~~~~~~~~~~~~~~~ vim +/pcim_enable_device +107 drivers/hid/amd-sfh-hid/amd_mp2_pcie.c 101 102 static int amd_mp2_pci_init(struct amd_mp2_dev *privdata, struct pci_dev *pdev) 103 { 104 int rc; 105 106 pci_set_drvdata(pdev, privdata); 108 pcim_iomap_regions(pdev, BIT(2), DRIVER_NAME); 109 110 privdata->mmio = pcim_iomap_table(pdev)[2]; 111 pci_set_master(pdev); 112 113 rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); 114 if (rc) 115 rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); 116 return rc; 117 } 118 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org