Hi Tony, I love your patch! Yet something to improve: [auto build test ERROR on char-misc/char-misc-testing] [also build test ERROR on robh/for-next linux/master linus/master v5.16-rc1 next-20211117] [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/Tony-Huang/Add-iop-driver-for-Sunplus-SP7021/20211117-145012 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git b5013d084e03e82ceeab4db8ae8ceeaebe76b0eb config: nios2-randconfig-r024-20211117 (attached as .config) compiler: nios2-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/0b52ba2fcf62ee9a39d385e15fd7fccacafb2895 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Tony-Huang/Add-iop-driver-for-Sunplus-SP7021/20211117-145012 git checkout 0b52ba2fcf62ee9a39d385e15fd7fccacafb2895 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/misc/iop/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): drivers/misc/iop/sunplus_iop.c: In function 'wakein_store': >> drivers/misc/iop/sunplus_iop.c:227:46: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 227 | reg = readl((void __iomem *)(B_SYSTEM_BASE + 32*4*1 + 4*2)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/sunplus_iop.c:227:46: note: each undeclared identifier is reported only once for each function it appears in drivers/misc/iop/sunplus_iop.c: In function 'setgpio_store': >> drivers/misc/iop/sunplus_iop.c:313:22: warning: variable 'setnum' set but not used [-Wunused-but-set-variable] 313 | unsigned int setnum; | ^~~~~~ >> drivers/misc/iop/sunplus_iop.c:312:23: warning: variable 'num' set but not used [-Wunused-but-set-variable] 312 | unsigned char num[1]; | ^~~ -- drivers/misc/iop/hal_iop.c: In function 'hal_iop_init': >> drivers/misc/iop/hal_iop.c:42:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 42 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/hal_iop.c:42:45: note: each undeclared identifier is reported only once for each function it appears in drivers/misc/iop/hal_iop.c: In function 'hal_iop_load_normal_code': drivers/misc/iop/hal_iop.c:90:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 90 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/hal_iop.c: In function 'hal_iop_load_standby_code': drivers/misc/iop/hal_iop.c:130:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 130 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/hal_iop.c: In function 'hal_iop_normalmode': drivers/misc/iop/hal_iop.c:169:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 169 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/hal_iop.c: In function 'hal_iop_standbymode': drivers/misc/iop/hal_iop.c:208:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 208 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/hal_iop.c: In function 'hal_iop_get_iop_data': >> drivers/misc/iop/hal_iop.c:239:70: warning: variable 'value_11' set but not used [-Wunused-but-set-variable] 239 | unsigned short value_6, value_7, value_8, value_9, value_10, value_11; | ^~~~~~~~ >> drivers/misc/iop/hal_iop.c:239:60: warning: variable 'value_10' set but not used [-Wunused-but-set-variable] 239 | unsigned short value_6, value_7, value_8, value_9, value_10, value_11; | ^~~~~~~~ >> drivers/misc/iop/hal_iop.c:238:69: warning: variable 'value_5' set but not used [-Wunused-but-set-variable] 238 | unsigned short value_0, value_1, value_2, value_3, value_4, value_5; | ^~~~~~~ >> drivers/misc/iop/hal_iop.c:238:60: warning: variable 'value_4' set but not used [-Wunused-but-set-variable] 238 | unsigned short value_0, value_1, value_2, value_3, value_4, value_5; | ^~~~~~~ drivers/misc/iop/hal_iop.c: In function 'hal_iop_suspend': drivers/misc/iop/hal_iop.c:327:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 327 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT drivers/misc/iop/hal_iop.c: In function 'hal_iop_shutdown': drivers/misc/iop/hal_iop.c:406:45: error: 'B_SYSTEM_BASE' undeclared (first use in this function); did you mean 'SYSTEM_HALT'? 406 | writel(0x00100010, (void __iomem *)(B_SYSTEM_BASE + 32*4*0 + 4*1)); | ^~~~~~~~~~~~~ | SYSTEM_HALT vim +227 drivers/misc/iop/sunplus_iop.c 218 219 static ssize_t wakein_store(struct device *dev, struct device_attribute *attr, 220 const char *buf, size_t count) 221 { 222 unsigned char ret = count; 223 unsigned int reg; 224 225 if (buf[0] == '0') { 226 DBG_INFO("Disable WAKE_IN\n"); > 227 reg = readl((void __iomem *)(B_SYSTEM_BASE + 32*4*1 + 4*2)); 228 reg = 0x08000000; 229 writel(reg, (void __iomem *)(B_SYSTEM_BASE + 32*4*1 + 4*2)); 230 iop_wake_in = 0; 231 } else if (buf[0] == '1') { 232 DBG_INFO("Enable WAKE_IN\n"); 233 reg = readl((void __iomem *)(B_SYSTEM_BASE + 32*4*1 + 4*2)); 234 reg |= 0x08000800; 235 writel(reg, (void __iomem *)(B_SYSTEM_BASE + 32*4*1 + 4*2)); 236 iop_wake_in = 1; 237 } else { 238 DBG_INFO("echo 0 or 1 mode\n"); 239 DBG_INFO("0:Disable WAKE_IN\n"); 240 DBG_INFO("1:Enable WAKE_IN\n"); 241 } 242 return ret; 243 } 244 245 static ssize_t getdata_show(struct device *dev, struct device_attribute *attr, 246 char *buf) 247 { 248 ssize_t len = 0; 249 250 DBG_INFO("iop_show_getdata\n"); 251 hal_iop_get_iop_data(iop->iop_regs); 252 return len; 253 } 254 255 static ssize_t getdata_store(struct device *dev, struct device_attribute *attr, 256 const char *buf, size_t count) 257 { 258 int ret = count; 259 260 DBG_INFO("iop_store_getdata\n"); 261 return ret; 262 } 263 264 static ssize_t setdata_show(struct device *dev, struct device_attribute *attr, 265 char *buf) 266 { 267 ssize_t len = 0; 268 269 DBG_INFO("iop_show_setdata\n"); 270 return len; 271 } 272 273 static ssize_t setdata_store(struct device *dev, struct device_attribute *attr, 274 const char *buf, size_t count) 275 { 276 unsigned char num[1], value[4]; 277 unsigned char ret = count; 278 unsigned int i, setnum, setvalue; 279 unsigned long val; 280 ssize_t status; 281 282 num[0] = buf[0]; 283 for (i = 0; i < 4; i++) 284 value[i] = buf[2+i]; 285 286 status = kstrtoul(value, 16, &val); 287 if (status) 288 return status; 289 290 setnum = (unsigned int)num[0]; 291 setvalue = val; 292 DBG_INFO("setnum=%x\n", setnum); 293 DBG_INFO("setvalue=%x\n", setvalue); 294 hal_iop_set_iop_data(iop->iop_regs, setnum, setvalue); 295 hal_iop_get_iop_data(iop->iop_regs); 296 return ret; 297 } 298 299 static ssize_t setgpio_show(struct device *dev, struct device_attribute *attr, 300 char *buf) 301 { 302 ssize_t len = 0; 303 304 DBG_INFO("iop_store_setgpio\n"); 305 return len; 306 } 307 308 static ssize_t setgpio_store(struct device *dev, struct device_attribute *attr, 309 const char *buf, size_t count) 310 { 311 int ret = count; > 312 unsigned char num[1]; > 313 unsigned int setnum; 314 unsigned long val; 315 ssize_t status; 316 317 DBG_INFO("iop_store_setgpio\n"); 318 num[0] = buf[0]; 319 status = kstrtoul(buf, 16, &val); 320 if (status) 321 return status; 322 setnum = val; 323 DBG_INFO("set gpio number = %x\n", IOP_GPIO); 324 hal_gpio_init(iop->iop_regs, IOP_GPIO); 325 return ret; 326 } 327 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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