Hi Yifeng, Thank you for the patch! Yet something to improve: [auto build test ERROR on rockchip/for-next] [also build test ERROR on robh/for-next linus/master v5.9-rc7 next-20200929] [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/Yifeng-Zhao/Add-Rockchip-NFC-drivers-for-RK3308-and-others/20200929-171735 base: https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git for-next config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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/1c9d56b98766d73850def484b00e25b6270429c0 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Yifeng-Zhao/Add-Rockchip-NFC-drivers-for-RK3308-and-others/20200929-171735 git checkout 1c9d56b98766d73850def484b00e25b6270429c0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 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/mtd/nand/raw/rockchip-nand-controller.c:378:25: warning: 'struct nand_data_interface' declared inside parameter list will not be visible outside of this definition or declaration 378 | const struct nand_data_interface *conf) | ^~~~~~~~~~~~~~~~~~~ drivers/mtd/nand/raw/rockchip-nand-controller.c: In function 'rk_nfc_setup_data_interface': >> drivers/mtd/nand/raw/rockchip-nand-controller.c:388:33: error: passing argument 1 of 'nand_get_sdr_timings' from incompatible pointer type [-Werror=incompatible-pointer-types] 388 | timings = nand_get_sdr_timings(conf); | ^~~~ | | | const struct nand_data_interface * In file included from drivers/mtd/nand/raw/rockchip-nand-controller.c:16: include/linux/mtd/rawnand.h:524:58: note: expected 'const struct nand_interface_config *' but argument is of type 'const struct nand_data_interface *' 524 | nand_get_sdr_timings(const struct nand_interface_config *conf) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~ drivers/mtd/nand/raw/rockchip-nand-controller.c: In function 'rk_nfc_attach_chip': >> drivers/mtd/nand/raw/rockchip-nand-controller.c:1008:15: error: implicit declaration of function 'kzalloc'; did you mean 'vzalloc'? [-Werror=implicit-function-declaration] 1008 | temp_buf = kzalloc(len, GFP_KERNEL | GFP_DMA); | ^~~~~~~ | vzalloc >> drivers/mtd/nand/raw/rockchip-nand-controller.c:1008:13: warning: assignment to 'u8 *' {aka 'unsigned char *'} from 'int' makes pointer from integer without a cast [-Wint-conversion] 1008 | temp_buf = kzalloc(len, GFP_KERNEL | GFP_DMA); | ^ >> drivers/mtd/nand/raw/rockchip-nand-controller.c:1011:4: error: implicit declaration of function 'kfree'; did you mean 'vfree'? [-Werror=implicit-function-declaration] 1011 | kfree(nfc->buffer); | ^~~~~ | vfree drivers/mtd/nand/raw/rockchip-nand-controller.c:1016:13: warning: assignment to 'u8 *' {aka 'unsigned char *'} from 'int' makes pointer from integer without a cast [-Wint-conversion] 1016 | temp_buf = kzalloc(oob_len, GFP_KERNEL | GFP_DMA); | ^ drivers/mtd/nand/raw/rockchip-nand-controller.c:1025:14: warning: assignment to 'u8 *' {aka 'unsigned char *'} from 'int' makes pointer from integer without a cast [-Wint-conversion] 1025 | nfc->buffer = kzalloc(len, GFP_KERNEL | GFP_DMA); | ^ >> drivers/mtd/nand/raw/rockchip-nand-controller.c:1030:15: warning: assignment to 'u32 *' {aka 'unsigned int *'} from 'int' makes pointer from integer without a cast [-Wint-conversion] 1030 | nfc->oob_buf = kzalloc(oob_len, GFP_KERNEL | GFP_DMA); | ^ drivers/mtd/nand/raw/rockchip-nand-controller.c: At top level: >> drivers/mtd/nand/raw/rockchip-nand-controller.c:1057:3: error: 'const struct nand_controller_ops' has no member named 'setup_data_interface'; did you mean 'setup_interface'? 1057 | .setup_data_interface = rk_nfc_setup_data_interface, | ^~~~~~~~~~~~~~~~~~~~ | setup_interface >> drivers/mtd/nand/raw/rockchip-nand-controller.c:1057:26: error: positional initialization of field in 'struct' declared with 'designated_init' attribute [-Werror=designated-init] 1057 | .setup_data_interface = rk_nfc_setup_data_interface, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/mtd/nand/raw/rockchip-nand-controller.c:1057:26: note: (near initialization for 'rk_nfc_controller_ops') drivers/mtd/nand/raw/rockchip-nand-controller.c:1057:26: error: initialization of 'void (*)(struct nand_chip *)' from incompatible pointer type 'int (*)(struct nand_chip *, int, const struct nand_data_interface *)' [-Werror=incompatible-pointer-types] drivers/mtd/nand/raw/rockchip-nand-controller.c:1057:26: note: (near initialization for 'rk_nfc_controller_ops.detach_chip') cc1: some warnings being treated as errors vim +/nand_get_sdr_timings +388 drivers/mtd/nand/raw/rockchip-nand-controller.c 376 377 static int rk_nfc_setup_data_interface(struct nand_chip *chip, int csline, > 378 const struct nand_data_interface *conf) 379 { 380 struct rk_nfc *nfc = nand_get_controller_data(chip); 381 const struct nand_sdr_timings *timings; 382 u32 rate, tc2rw, trwpw, trw2c; 383 u32 temp; 384 385 if (csline == NAND_DATA_IFACE_CHECK_ONLY) 386 return 0; 387 > 388 timings = nand_get_sdr_timings(conf); 389 if (IS_ERR(timings)) 390 return -EOPNOTSUPP; 391 392 if (IS_ERR(nfc->nfc_clk)) 393 rate = clk_get_rate(nfc->ahb_clk); 394 else 395 rate = clk_get_rate(nfc->nfc_clk); 396 397 /* Turn clock rate into kHz. */ 398 rate /= 1000; 399 400 tc2rw = 1; 401 trw2c = 1; 402 403 trwpw = max(timings->tWC_min, timings->tRC_min) / 1000; 404 trwpw = DIV_ROUND_UP(trwpw * rate, 1000000); 405 406 temp = timings->tREA_max / 1000; 407 temp = DIV_ROUND_UP(temp * rate, 1000000); 408 409 if (trwpw < temp) 410 trwpw = temp; 411 412 /* 413 * ACCON: access timing control register 414 * ------------------------------------- 415 * 31:18: reserved 416 * 17:12: csrw, clock cycles from the falling edge of CSn to the 417 * falling edge of RDn or WRn 418 * 11:11: reserved 419 * 10:05: rwpw, the width of RDn or WRn in processor clock cycles 420 * 04:00: rwcs, clock cycles from the rising edge of RDn or WRn to the 421 * rising edge of CSn 422 */ 423 temp = ACCTIMING(tc2rw, trwpw, trw2c); 424 writel(temp, nfc->regs + NFC_FMWAIT); 425 426 return 0; 427 } 428 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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