* [chrome-os:chromeos-5.4 33/67] drivers/net/wireless/mediatek/mt76/mt7921/pci.c:151:6: warning: no previous prototype for function 'mt7921_pci_enable_aspm'
@ 2021-06-19 8:04 kernel test robot
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From: kernel test robot @ 2021-06-19 8:04 UTC (permalink / raw)
To: kbuild-all
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tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4
head: 5d3c2d08737677b0c9fbceb8deb4affc2203d757
commit: 5f94a0c31e951c4196789d4b377d3806ff5bd4d0 [33/67] FROMLIST: mt76: mt7921: introduce PCIe ASPM support (L0s/L1/L1ss)
config: powerpc-randconfig-r001-20210618 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d1baf2895467735ab14f4b3415fce204c0cc8e7f)
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
# install powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
git fetch --no-tags chrome-os chromeos-5.4
git checkout 5f94a0c31e951c4196789d4b377d3806ff5bd4d0
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from drivers/net/wireless/mediatek/mt76/mt7921/pci.c:6:
In file included from include/linux/kernel.h:11:
In file included from include/linux/compiler.h:323:
arch/powerpc/include/asm/barrier.h:47:9: warning: '__lwsync' macro redefined [-Wmacro-redefined]
#define __lwsync() __asm__ __volatile__ (stringify_in_c(LWSYNC) : : :"memory")
^
<built-in>:308:9: note: previous definition is here
#define __lwsync __builtin_ppc_lwsync
^
>> drivers/net/wireless/mediatek/mt76/mt7921/pci.c:151:6: warning: no previous prototype for function 'mt7921_pci_enable_aspm' [-Wmissing-prototypes]
void mt7921_pci_enable_aspm(struct pci_dev *pdev)
^
drivers/net/wireless/mediatek/mt76/mt7921/pci.c:151:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void mt7921_pci_enable_aspm(struct pci_dev *pdev)
^
static
2 warnings generated.
vim +/mt7921_pci_enable_aspm +151 drivers/net/wireless/mediatek/mt76/mt7921/pci.c
150
> 151 void mt7921_pci_enable_aspm(struct pci_dev *pdev)
152 {
153 mt7921_pci_config_L1ss(pdev, true);
154 mt7921_pci_config_L1(pdev, true);
155 }
156
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-06-19 8:04 [chrome-os:chromeos-5.4 33/67] drivers/net/wireless/mediatek/mt76/mt7921/pci.c:151:6: warning: no previous prototype for function 'mt7921_pci_enable_aspm' kernel test robot
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