Hi Guo, kernel test robot noticed the following build warnings: [auto build test WARNING on vkoul-dmaengine/next] [also build test WARNING on linus/master v6.6-rc7 next-20231024] [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/Guo-Mengqi/dmaengine-Add-HiSilicon-Ascend-SDMA-engine-support/20231021-174034 base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next patch link: https://lore.kernel.org/r/20231021093454.39822-2-guomengqi3%40huawei.com patch subject: [PATCH v5 1/2] dmaengine: Add HiSilicon Ascend SDMA engine support config: nios2-allmodconfig (https://download.01.org/0day-ci/archive/20231025/202310250352.srnfVXxw-lkp@xxxxxxxxx/config) compiler: nios2-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231025/202310250352.srnfVXxw-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202310250352.srnfVXxw-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): In file included from include/linux/device.h:15, from include/linux/dmaengine.h:8, from drivers/dma/hisi-ascend-sdma.c:6: drivers/dma/hisi-ascend-sdma.c: In function 'of_sdma_collect_info': >> drivers/dma/hisi-ascend-sdma.c:683:31: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 3 has type 'resource_size_t' {aka 'unsigned int'} [-Wformat=] 683 | dev_warn(dev, "reg size %#llx check failed, use %#x\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:146:61: note: in expansion of macro 'dev_fmt' 146 | dev_printk_index_wrap(_dev_warn, KERN_WARNING, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/dma/hisi-ascend-sdma.c:683:17: note: in expansion of macro 'dev_warn' 683 | dev_warn(dev, "reg size %#llx check failed, use %#x\n", | ^~~~~~~~ drivers/dma/hisi-ascend-sdma.c:683:45: note: format string is defined here 683 | dev_warn(dev, "reg size %#llx check failed, use %#x\n", | ~~~~^ | | | long long unsigned int | %#x vim +683 drivers/dma/hisi-ascend-sdma.c 658 659 static int of_sdma_collect_info(struct platform_device *pdev, struct sdma_hardware_info *info) 660 { 661 int ret; 662 u32 chan_mask[2] = {0}; 663 struct resource res; 664 struct device *dev = &pdev->dev; 665 struct device_node *np = pdev->dev.of_node; 666 667 ret = of_property_read_variable_u32_array(np, "dma-channel-mask", 668 chan_mask, 1, 2); 669 if (ret < 0) { 670 dev_err(dev, "get dma channel mask from dtb failed, %d\n", ret); 671 return ret; 672 } 673 bitmap_from_arr32(&info->channel_map, chan_mask, SDMA_MAX_CHANNEL_NUM); 674 675 ret = of_address_to_resource(np, 0, &res); 676 if (ret < 0) { 677 dev_err(dev, "get io_base info from dtb failed, %d\n", ret); 678 return ret; 679 } 680 681 info->base_addr = res.start; 682 if (resource_size(&res) != SDMA_IOMEM_SIZE) > 683 dev_warn(dev, "reg size %#llx check failed, use %#x\n", 684 resource_size(&res), SDMA_IOMEM_SIZE); 685 686 return 0; 687 } 688 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki