Messages in this thread | | | Date | Mon, 28 Mar 2022 04:09:12 +0800 | From | kernel test robot <> | Subject | [watchdog-next:v5.18-rc1 12/13] drivers/watchdog/sp5100_tco.c:345:8: error: implicit declaration of function 'request_mem_region_muxed' |
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tree: git://www.linux-watchdog.org/linux-watchdog-next.git v5.18-rc1 head: 826270373f17fd8ebd10753ca0a5fd2ceb1dc38e commit: 0578fff4aae5bce3f09875f58e68e9ffbab8daf5 [12/13] Watchdog: sp5100_tco: Add initialization using EFCH MMIO config: i386-randconfig-a014-20220328 (https://download.01.org/0day-ci/archive/20220328/202203280401.mKXClwW5-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d) 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 git remote add watchdog-next git://www.linux-watchdog.org/linux-watchdog-next.git git fetch --no-tags watchdog-next v5.18-rc1 git checkout 0578fff4aae5bce3f09875f58e68e9ffbab8daf5 # 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=i386 SHELL=/bin/bash drivers/watchdog/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
>> drivers/watchdog/sp5100_tco.c:345:8: error: implicit declaration of function 'request_mem_region_muxed' [-Werror,-Wimplicit-function-declaration] res = request_mem_region_muxed(EFCH_PM_ACPI_MMIO_PM_ADDR, ^ >> drivers/watchdog/sp5100_tco.c:345:6: warning: incompatible integer to pointer conversion assigning to 'struct resource *' from 'int' [-Wint-conversion] res = request_mem_region_muxed(EFCH_PM_ACPI_MMIO_PM_ADDR, ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning and 1 error generated.
vim +/request_mem_region_muxed +345 drivers/watchdog/sp5100_tco.c
333 334 static int sp5100_tco_setupdevice_mmio(struct device *dev, 335 struct watchdog_device *wdd) 336 { 337 struct sp5100_tco *tco = watchdog_get_drvdata(wdd); 338 const char *dev_name = SB800_DEVNAME; 339 u32 mmio_addr = 0, alt_mmio_addr = 0; 340 struct resource *res; 341 void __iomem *addr; 342 int ret; 343 u32 val; 344 > 345 res = request_mem_region_muxed(EFCH_PM_ACPI_MMIO_PM_ADDR, 346 EFCH_PM_ACPI_MMIO_PM_SIZE, 347 "sp5100_tco"); 348 349 if (!res) { 350 dev_err(dev, 351 "Memory region 0x%08x already in use\n", 352 EFCH_PM_ACPI_MMIO_PM_ADDR); 353 return -EBUSY; 354 } 355 356 addr = ioremap(EFCH_PM_ACPI_MMIO_PM_ADDR, EFCH_PM_ACPI_MMIO_PM_SIZE); 357 if (!addr) { 358 dev_err(dev, "Address mapping failed\n"); 359 ret = -ENOMEM; 360 goto out; 361 } 362 363 /* 364 * EFCH_PM_DECODEEN_WDT_TMREN is dual purpose. This bitfield 365 * enables sp5100_tco register MMIO space decoding. The bitfield 366 * also starts the timer operation. Enable if not already enabled. 367 */ 368 val = efch_read_pm_reg8(addr, EFCH_PM_DECODEEN); 369 if (!(val & EFCH_PM_DECODEEN_WDT_TMREN)) { 370 efch_update_pm_reg8(addr, EFCH_PM_DECODEEN, 0xff, 371 EFCH_PM_DECODEEN_WDT_TMREN); 372 } 373 374 /* Error if the timer could not be enabled */ 375 val = efch_read_pm_reg8(addr, EFCH_PM_DECODEEN); 376 if (!(val & EFCH_PM_DECODEEN_WDT_TMREN)) { 377 dev_err(dev, "Failed to enable the timer\n"); 378 ret = -EFAULT; 379 goto out; 380 } 381 382 mmio_addr = EFCH_PM_WDT_ADDR; 383 384 /* Determine alternate MMIO base address */ 385 val = efch_read_pm_reg8(addr, EFCH_PM_ISACONTROL); 386 if (val & EFCH_PM_ISACONTROL_MMIOEN) 387 alt_mmio_addr = EFCH_PM_ACPI_MMIO_ADDR + 388 EFCH_PM_ACPI_MMIO_WDT_OFFSET; 389 390 ret = sp5100_tco_prepare_base(tco, mmio_addr, alt_mmio_addr, dev_name); 391 if (!ret) { 392 tco_timer_enable_mmio(addr); 393 ret = sp5100_tco_timer_init(tco); 394 } 395 396 out: 397 if (addr) 398 iounmap(addr); 399 400 release_resource(res); 401 402 return ret; 403 } 404
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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