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Date: Wed, 22 Jun 2022 04:14:47 +0800
From: kernel test robot <lkp@...el.com>
To: Jiaxun Yang <jiaxun.yang@...goat.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Subject: drivers/platform/mips/rs780e-acpi.c:35:6: warning: no previous
prototype for 'pm_iowrite'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 78ca55889a549a9a194c6ec666836329b774ab6d
commit: 0cfd2440aa03ea3d4b04cc2565561cecadcb1257 MIPS: Loongson64: Make RS780E ACPI as a platform driver
date: 2 years, 2 months ago
config: mips-randconfig-r011-20220622 (https://download.01.org/0day-ci/archive/20220622/202206220419.A7URFBQr-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 11.3.0
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=0cfd2440aa03ea3d4b04cc2565561cecadcb1257
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 0cfd2440aa03ea3d4b04cc2565561cecadcb1257
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/platform/mips/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> drivers/platform/mips/rs780e-acpi.c:35:6: warning: no previous prototype for 'pm_iowrite' [-Wmissing-prototypes]
35 | void pm_iowrite(u8 reg, u8 value)
| ^~~~~~~~~~
>> drivers/platform/mips/rs780e-acpi.c:41:4: warning: no previous prototype for 'pm_ioread' [-Wmissing-prototypes]
41 | u8 pm_ioread(u8 reg)
| ^~~~~~~~~
>> drivers/platform/mips/rs780e-acpi.c:47:6: warning: no previous prototype for 'pm2_iowrite' [-Wmissing-prototypes]
47 | void pm2_iowrite(u8 reg, u8 value)
| ^~~~~~~~~~~
>> drivers/platform/mips/rs780e-acpi.c:53:4: warning: no previous prototype for 'pm2_ioread' [-Wmissing-prototypes]
53 | u8 pm2_ioread(u8 reg)
| ^~~~~~~~~~
drivers/platform/mips/rs780e-acpi.c:72:6: warning: no previous prototype for 'acpi_registers_setup' [-Wmissing-prototypes]
72 | void acpi_registers_setup(void)
| ^~~~~~~~~~~~~~~~~~~~
vim +/pm_iowrite +35 drivers/platform/mips/rs780e-acpi.c
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 34
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 @35 void pm_iowrite(u8 reg, u8 value)
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 36 {
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 37 pmio_write_index(PM_INDEX, reg, value);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 38 }
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 39 EXPORT_SYMBOL(pm_iowrite);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 40
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 @41 u8 pm_ioread(u8 reg)
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 42 {
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 43 return pmio_read_index(PM_INDEX, reg);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 44 }
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 45 EXPORT_SYMBOL(pm_ioread);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 46
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 @47 void pm2_iowrite(u8 reg, u8 value)
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 48 {
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 49 pmio_write_index(PM2_INDEX, reg, value);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 50 }
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 51 EXPORT_SYMBOL(pm2_iowrite);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 52
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 @53 u8 pm2_ioread(u8 reg)
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 54 {
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 55 return pmio_read_index(PM2_INDEX, reg);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 56 }
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 57 EXPORT_SYMBOL(pm2_ioread);
9c057b3e02184b1 drivers/platform/mips/acpi_init.c Huacai Chen 2015-03-29 58
:::::: The code at line 35 was first introduced by commit
:::::: 9c057b3e02184b111d3392be75efc7c94f0fdf20 MIPS: Loongson-3: Add chipset ACPI platform driver
:::::: TO: Huacai Chen <chenhc@...ote.com>
:::::: CC: Ralf Baechle <ralf@...ux-mips.org>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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