Hi 'Guanjun', Thank you for the patch! Perhaps something to improve: [auto build test WARNING on herbert-cryptodev-2.6/master] [also build test WARNING on herbert-crypto-2.6/master linus/master v6.1-rc4 next-20221107] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Guanjun/Drivers-for-Alibaba-YCC-Yitian-Cryptography-Complex-cryptographic-accelerator/20221103-154448 base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master patch link: https://lore.kernel.org/r/1667461243-48652-3-git-send-email-guanjun%40linux.alibaba.com patch subject: [PATCH v3 RESEND 2/9] crypto/ycc: Add ycc ring configuration config: arm-randconfig-c002-20221106 compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 2bbafe04fe785a9469bea5a3737f8d7d3ce4aca2) 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/9f7d1fe6059378f16efdc261a6643c77ec627818 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Guanjun/Drivers-for-Alibaba-YCC-Yitian-Cryptography-Complex-cryptographic-accelerator/20221103-154448 git checkout 9f7d1fe6059378f16efdc261a6643c77ec627818 # 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/crypto/ycc/ drivers/iio/addac/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/crypto/ycc/ycc_ring.c:41:6: warning: format specifies type 'unsigned long long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat] ring->cmd_base_paddr, ring->resp_base_paddr); ^~~~~~~~~~~~~~~~~~~~ drivers/crypto/ycc/ycc_ring.c:41:28: warning: format specifies type 'unsigned long long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat] ring->cmd_base_paddr, ring->resp_base_paddr); ^~~~~~~~~~~~~~~~~~~~~ 2 warnings generated. vim +41 drivers/crypto/ycc/ycc_ring.c 28 29 /* 30 * Show the status of specified ring's command queue and 31 * response queue. 32 */ 33 static int ycc_ring_debugfs_status_show(struct seq_file *s, void *p) 34 { 35 struct ycc_ring *ring = (struct ycc_ring *)s->private; 36 37 seq_printf(s, "Ring ID: %d\n", ring->ring_id); 38 seq_printf(s, "Desscriptor Entry Size: %d, CMD Descriptor Size: %d, RESP Descriptor Size :%d\n", 39 ring->max_desc, YCC_CMD_DESC_SIZE, YCC_RESP_DESC_SIZE); 40 seq_printf(s, "CMD base addr:%llx, RESP base addr:%llx\n", > 41 ring->cmd_base_paddr, ring->resp_base_paddr); 42 seq_printf(s, "CMD wr ptr:%d, CMD rd ptr: %d\n", 43 YCC_CSR_RD(ring->csr_vaddr, REG_RING_CMD_WR_PTR), 44 YCC_CSR_RD(ring->csr_vaddr, REG_RING_CMD_RD_PTR)); 45 seq_printf(s, "RESP rd ptr:%d, RESP wr ptr: %d\n", 46 YCC_CSR_RD(ring->csr_vaddr, REG_RING_RSP_RD_PTR), 47 YCC_CSR_RD(ring->csr_vaddr, REG_RING_RSP_WR_PTR)); 48 49 return 0; 50 } 51 -- 0-DAY CI Kernel Test Service https://01.org/lkp