Hi, [auto build test ERROR on staging/staging-testing] [also build test ERROR on v4.13-rc3 next-20170804] [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/frozsak-evokator-com/staging-fbtft-removed-commas-from-parameter-list/20170807-075952 config: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=xtensa All errors (new ones prefixed by >>): >> drivers/staging/fbtft/fbtft-bus.c:59:49: error: macro >> "define_fbtft_write_reg" requires 3 arguments, but only 2 given define_fbtft_write_reg(fbtft_write_reg8_bus8, u8) ^ >> drivers/staging/fbtft/fbtft-bus.c:14:1: error: expected '=', ',', ';', 'asm' >> or '__attribute__' before 'void' void func(struct fbtft_par *par, int len, ...) \ ^ drivers/staging/fbtft/fbtft-bus.c:60:1: note: in expansion of macro 'define_fbtft_write_reg' define_fbtft_write_reg(fbtft_write_reg16_bus8, u16, cpu_to_be16) ^ drivers/staging/fbtft/fbtft-bus.c:61:52: error: macro "define_fbtft_write_reg" requires 3 arguments, but only 2 given define_fbtft_write_reg(fbtft_write_reg16_bus16, u16) ^ drivers/staging/fbtft/fbtft-bus.c:63:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'void' void fbtft_write_reg8_bus9(struct fbtft_par *par, int len, ...) ^ vim +/define_fbtft_write_reg +59 drivers/staging/fbtft/fbtft-bus.c 6 7 /***************************************************************************** 8 * 9 * void (*write_reg)(struct fbtft_par *par, int len, ...); 10 * 11 *****************************************************************************/ 12 13 #define define_fbtft_write_reg(func, type, modifier) \ > 14 void func(struct fbtft_par *par, int len, ...) \ 15 { \ 16 va_list args; \ 17 int i, ret; \ 18 int offset = 0; \ 19 type *buf = (type *)par->buf; \ 20 \ 21 if (unlikely(par->debug & DEBUG_WRITE_REGISTER)) { \ 22 va_start(args, len); \ 23 for (i = 0; i < len; i++) { \ 24 buf[i] = (type)va_arg(args, unsigned int); \ 25 } \ 26 va_end(args); \ 27 fbtft_par_dbg_hex(DEBUG_WRITE_REGISTER, par, par->info->device, type, buf, len, "%s: ", __func__); \ 28 } \ 29 \ 30 va_start(args, len); \ 31 \ 32 if (par->startbyte) { \ 33 *(u8 *)par->buf = par->startbyte; \ 34 buf = (type *)(par->buf + 1); \ 35 offset = 1; \ 36 } \ 37 \ 38 *buf = modifier((type)va_arg(args, unsigned int)); \ 39 ret = fbtft_write_buf_dc(par, par->buf, sizeof(type) + offset, 0); \ 40 if (ret < 0) \ 41 goto out; \ 42 len--; \ 43 \ 44 if (par->startbyte) \ 45 *(u8 *)par->buf = par->startbyte | 0x2; \ 46 \ 47 if (len) { \ 48 i = len; \ 49 while (i--) \ 50 *buf++ = modifier((type)va_arg(args, unsigned int)); \ 51 fbtft_write_buf_dc(par, par->buf, \ 52 len * (sizeof(type) + offset), 1); \ 53 } \ 54 out: \ 55 va_end(args); \ 56 } \ 57 EXPORT_SYMBOL(func); 58 > 59 define_fbtft_write_reg(fbtft_write_reg8_bus8, u8) 60 define_fbtft_write_reg(fbtft_write_reg16_bus8, u16, cpu_to_be16) 61 define_fbtft_write_reg(fbtft_write_reg16_bus16, u16) 62 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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