From: kernel test robot <lkp@intel.com>
To: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Subject: arch/mips/loongson2ef/common/serial.c:66:4: error: 'loongson_uart_base' undeclared
Date: Sat, 31 Jul 2021 03:04:36 +0800 [thread overview]
Message-ID: <202107310328.bMBD8bsQ-lkp@intel.com> (raw)
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Hi Jiaxun,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 764a5bc89b12b82c18ce7ca5d7c1b10dd748a440
commit: b13812ddea615b6507beef24f76540c0c1143c5c MIPS: Loongson2ef: Disable Loongson MMI instructions
date: 10 months ago
config: mips-randconfig-r012-20210730 (attached as .config)
compiler: mips64-linux-gcc (GCC) 10.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b13812ddea615b6507beef24f76540c0c1143c5c
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout b13812ddea615b6507beef24f76540c0c1143c5c
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/mips/loongson2ef/common/serial.c: In function 'serial_init':
>> arch/mips/loongson2ef/common/serial.c:66:4: error: 'loongson_uart_base' undeclared (first use in this function)
66 | loongson_uart_base;
| ^~~~~~~~~~~~~~~~~~
arch/mips/loongson2ef/common/serial.c:66:4: note: each undeclared identifier is reported only once for each function it appears in
>> arch/mips/loongson2ef/common/serial.c:68:20: error: '_loongson_uart_base' undeclared (first use in this function)
68 | (void __iomem *)_loongson_uart_base;
| ^~~~~~~~~~~~~~~~~~~
vim +/loongson_uart_base +66 arch/mips/loongson2ef/common/serial.c
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 57
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 58 static int __init serial_init(void)
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 59 {
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 60 unsigned char iotype;
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 61
5831fdb099ddee Jiaxun Yang 2019-10-20 62 iotype = uart8250_data[mips_machtype].iotype;
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 63
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 64 if (UPIO_MEM == iotype) {
5831fdb099ddee Jiaxun Yang 2019-10-20 65 uart8250_data[mips_machtype].mapbase =
5831fdb099ddee Jiaxun Yang 2019-10-20 @66 loongson_uart_base;
5831fdb099ddee Jiaxun Yang 2019-10-20 67 uart8250_data[mips_machtype].membase =
5831fdb099ddee Jiaxun Yang 2019-10-20 @68 (void __iomem *)_loongson_uart_base;
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 69 }
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 70 else if (UPIO_PORT == iotype)
5831fdb099ddee Jiaxun Yang 2019-10-20 71 uart8250_data[mips_machtype].iobase =
5831fdb099ddee Jiaxun Yang 2019-10-20 72 loongson_uart_base - LOONGSON_PCIIO_BASE;
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 73
5831fdb099ddee Jiaxun Yang 2019-10-20 74 memset(&uart8250_data[mips_machtype + 1], 0,
5831fdb099ddee Jiaxun Yang 2019-10-20 75 sizeof(struct plat_serial8250_port));
5831fdb099ddee Jiaxun Yang 2019-10-20 76 uart8250_device.dev.platform_data = &uart8250_data[mips_machtype];
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 77
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 78 return platform_device_register(&uart8250_device);
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 79 }
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 80 module_init(serial_init);
71e2f4dd5a65bd Jiaxun Yang 2019-10-20 81
:::::: The code at line 66 was first introduced by commit
:::::: 5831fdb099ddeec9849658cd534fdcbb03aa6ff9 MIPS: Loongson2ef: clean up loongson64 related code
:::::: TO: Jiaxun Yang <jiaxun.yang@flygoat.com>
:::::: CC: Paul Burton <paulburton@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-07-30 19:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-30 19:04 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2020-12-06 19:34 arch/mips/loongson2ef/common/serial.c:66:4: error: 'loongson_uart_base' undeclared kernel test robot
2020-12-06 18:53 kernel test robot
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