Hi Paul, Thank you for the patch! Yet something to improve: [auto build test ERROR on mtd/nand/next] [also build test ERROR on v5.0-rc4 next-20190204] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Paul-Cercueil/Ingenic-JZ4780-NAND-patchset-v2/20190204-163709 base: git://git.infradead.org/linux-mtd.git nand/next config: sparc64-allmodconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 8.2.0-11) 8.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=8.2.0 make.cross ARCH=sparc64 All errors (new ones prefixed by >>): drivers/mtd/nand/raw/ingenic/jz4740_bch.c: In function 'jz4740_bch_init': drivers/mtd/nand/raw/ingenic/jz4740_bch.c:46:2: error: implicit declaration of function 'writel' [-Werror=implicit-function-declaration] writel(0, bch->base + JZ_REG_NAND_IRQ_STAT); ^~~~~~ >> drivers/mtd/nand/raw/ingenic/jz4740_bch.c:49:8: error: implicit declaration of function 'readl'; did you mean 'd_real'? [-Werror=implicit-function-declaration] reg = readl(bch->base + JZ_REG_NAND_ECC_CTRL); ^~~~~ d_real drivers/mtd/nand/raw/ingenic/jz4740_bch.c: In function 'jz4740_bch_calculate': drivers/mtd/nand/raw/ingenic/jz4740_bch.c:83:17: error: implicit declaration of function 'readb' [-Werror=implicit-function-declaration] ecc_code[i] = readb(bch->base + JZ_REG_NAND_PAR0 + i); ^~~~~ drivers/mtd/nand/raw/ingenic/jz4740_bch.c: In function 'jz4740_bch_correct': drivers/mtd/nand/raw/ingenic/jz4740_bch.c:123:3: error: implicit declaration of function 'writeb'; did you mean 'up_write'? [-Werror=implicit-function-declaration] writeb(ecc_code[i], bch->base + JZ_REG_NAND_PAR0 + i); ^~~~~~ up_write cc1: some warnings being treated as errors vim +49 drivers/mtd/nand/raw/ingenic/jz4740_bch.c 40 41 static void jz4740_bch_init(struct jz4780_bch *bch, bool encode) 42 { 43 uint32_t reg; 44 45 /* Clear interrupt status */ > 46 writel(0, bch->base + JZ_REG_NAND_IRQ_STAT); 47 48 /* Initialize and enable BCH */ > 49 reg = readl(bch->base + JZ_REG_NAND_ECC_CTRL); 50 reg |= JZ_NAND_ECC_CTRL_RESET; 51 reg |= JZ_NAND_ECC_CTRL_ENABLE; 52 reg |= JZ_NAND_ECC_CTRL_RS; 53 if (encode) 54 reg |= JZ_NAND_ECC_CTRL_ENCODING; 55 else 56 reg &= ~JZ_NAND_ECC_CTRL_ENCODING; 57 58 writel(reg, bch->base + JZ_REG_NAND_ECC_CTRL); 59 } 60 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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