tree:
https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next
head: fa5a68b2abcefe2204075c80662e02cf59567a9f
commit: 2e1a529c10e18e62da55eac42c278f11216dddaa [2/20] PCI: Add pci_pr3_present() helper
to check Power Resource for D3hot
config: parisc-c3000_defconfig (attached as .config)
compiler: hppa-linux-gcc (GCC) 7.4.0
reproduce:
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 2e1a529c10e18e62da55eac42c278f11216dddaa
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=parisc
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
> drivers/pci/pci.c:5859:6: error: redefinition of
'pci_pr3_present'
bool pci_pr3_present(struct pci_dev *pdev)
^~~~~~~~~~~~~~~
In file included from include/linux/of_pci.h:5:0,
from drivers/pci/pci.c:17:
include/linux/pci.h:2317:13: note: previous definition of 'pci_pr3_present' was
here
static bool pci_pr3_present(struct pci_dev *pdev) { return false; }
^~~~~~~~~~~~~~~
drivers/pci/pci.c: In function 'pci_pr3_present':
> drivers/pci/pci.c:5870:13: error: dereferencing pointer to
incomplete type 'struct acpi_device'
return
adev->power.flags.power_resources &&
^~
> drivers/pci/pci.c:5871:3: error: implicit declaration of function
'acpi_has_method'; did you mean 'acpi_has_watchdog'?
[-Werror=implicit-function-declaration]
acpi_has_method(adev->handle,
"_PR3");
^~~~~~~~~~~~~~~
acpi_has_watchdog
In file included from include/linux/of_pci.h:5:0,
from drivers/pci/pci.c:17:
At top level:
include/linux/pci.h:2317:13: warning: 'pci_pr3_present' defined but not used
[-Wunused-function]
static bool pci_pr3_present(struct pci_dev *pdev) { return false; }
^~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/pci_pr3_present +5859 drivers/pci/pci.c
5858
5859 bool pci_pr3_present(struct pci_dev *pdev)
5860 {
5861 struct acpi_device *adev;
5862
5863 if (acpi_disabled)
5864 return false;
5865
5866 adev = ACPI_COMPANION(&pdev->dev);
5867 if (!adev)
5868 return false;
5869
5870 return adev->power.flags.power_resources &&
5871 acpi_has_method(adev->handle, "_PR3");
5872 }
5873 EXPORT_SYMBOL_GPL(pci_pr3_present);
5874
---
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https://lists.01.org/pipermail/kbuild-all Intel Corporation