Hi Terry, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on groeck-staging/hwmon-next] [also build test WARNING on linux/master linus/master v5.17-rc2 next-20220128] [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/Terry-Bowman/Watchdog-sp5100_tco-Replace-cd6h-cd7h-port-I-O-accesses-with-MMIO-accesses/20220131-031525 base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next config: x86_64-randconfig-m001-20220131 (https://download.01.org/0day-ci/archive/20220131/202201311012.U53Rg3e2-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/e6855f66e7e915cd09a8f8dae411997df8a7c641 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Terry-Bowman/Watchdog-sp5100_tco-Replace-cd6h-cd7h-port-I-O-accesses-with-MMIO-accesses/20220131-031525 git checkout e6855f66e7e915cd09a8f8dae411997df8a7c641 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/watchdog/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/device.h:15, from include/linux/pci.h:37, from drivers/watchdog/sp5100_tco.c:40: drivers/watchdog/sp5100_tco.c: In function 'sp5100_tco_prepare_base': >> drivers/watchdog/sp5100_tco.c:270:16: warning: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'void *' [-Wformat=] 270 | dev_info(dev, "Using 0x%08x for watchdog MMIO address\n", tco->tcobase); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:16: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:150:51: note: in expansion of macro 'dev_fmt' 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/watchdog/sp5100_tco.c:270:2: note: in expansion of macro 'dev_info' 270 | dev_info(dev, "Using 0x%08x for watchdog MMIO address\n", tco->tcobase); | ^~~~~~~~ drivers/watchdog/sp5100_tco.c:270:28: note: format string is defined here 270 | dev_info(dev, "Using 0x%08x for watchdog MMIO address\n", tco->tcobase); | ~~~^ | | | unsigned int | %08p vim +270 drivers/watchdog/sp5100_tco.c 238 239 static u32 sp5100_tco_prepare_base(struct sp5100_tco *tco, 240 u32 mmio_addr, 241 u32 alt_mmio_addr, 242 const char *dev_name) 243 { 244 struct device *dev = tco->wdd.parent; 245 246 dev_dbg(dev, "Got 0x%08x from SBResource_MMIO register\n", mmio_addr); 247 248 if (!mmio_addr && !alt_mmio_addr) 249 return -ENODEV; 250 251 /* Check for MMIO address and alternate MMIO address conflicts */ 252 if (mmio_addr) 253 mmio_addr = sp5100_tco_request_region(dev, mmio_addr, dev_name); 254 255 if (!mmio_addr && alt_mmio_addr) 256 mmio_addr = sp5100_tco_request_region(dev, alt_mmio_addr, dev_name); 257 258 if (!mmio_addr) { 259 dev_err(dev, "Failed to reserve MMIO or alternate MMIO region\n"); 260 return -EBUSY; 261 } 262 263 tco->tcobase = devm_ioremap(dev, mmio_addr, SP5100_WDT_MEM_MAP_SIZE); 264 if (!tco->tcobase) { 265 dev_err(dev, "MMIO address 0x%08x failed mapping\n", mmio_addr); 266 devm_release_mem_region(dev, mmio_addr, SP5100_WDT_MEM_MAP_SIZE); 267 return -ENOMEM; 268 } 269 > 270 dev_info(dev, "Using 0x%08x for watchdog MMIO address\n", tco->tcobase); 271 272 return 0; 273 } 274 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org