Hi Mauro,
First bad commit (maybe != root cause):
tree: git://git.ragnatech.se/linux media-tree
head: ceab3ac1e60d70afb4e25147d60817c513f235f7
commit: df823a8208c434eee6e4e9aa016c956d0968e2e2 [141/170] media: cec: rename CEC platform drivers config options
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout df823a8208c434eee6e4e9aa016c956d0968e2e2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
drivers/pci/mmap.c: In function 'pci_mmap_resource_range':
>> drivers/pci/mmap.c:57:23: error: implicit declaration of function 'pgprot_device'; did you mean 'put_device'? [-Werror=implicit-function-declaration]
57 | vma->vm_page_prot = pgprot_device(vma->vm_page_prot);
| ^~~~~~~~~~~~~
| put_device
>> drivers/pci/mmap.c:57:23: error: incompatible types when assigning to type 'pgprot_t' {aka 'struct <anonymous>'} from type 'int'
cc1: some warnings being treated as errors
vim +57 drivers/pci/mmap.c
f719582435afe9 David Woodhouse 2017-04-12 42
f719582435afe9 David Woodhouse 2017-04-12 43 int pci_mmap_resource_range(struct pci_dev *pdev, int bar,
f719582435afe9 David Woodhouse 2017-04-12 44 struct vm_area_struct *vma,
f719582435afe9 David Woodhouse 2017-04-12 45 enum pci_mmap_state mmap_state, int write_combine)
f719582435afe9 David Woodhouse 2017-04-12 46 {
f719582435afe9 David Woodhouse 2017-04-12 47 unsigned long size;
2bea36fd1af440 David Woodhouse 2017-04-12 48 int ret;
f719582435afe9 David Woodhouse 2017-04-12 49
f719582435afe9 David Woodhouse 2017-04-12 50 size = ((pci_resource_len(pdev, bar) - 1) >> PAGE_SHIFT) + 1;
f719582435afe9 David Woodhouse 2017-04-12 51 if (vma->vm_pgoff + vma_pages(vma) > size)
f719582435afe9 David Woodhouse 2017-04-12 52 return -EINVAL;
f719582435afe9 David Woodhouse 2017-04-12 53
f719582435afe9 David Woodhouse 2017-04-12 54 if (write_combine)
f719582435afe9 David Woodhouse 2017-04-12 55 vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
f719582435afe9 David Woodhouse 2017-04-12 56 else
f719582435afe9 David Woodhouse 2017-04-12 @57 vma->vm_page_prot = pgprot_device(vma->vm_page_prot);
f719582435afe9 David Woodhouse 2017-04-12 58
2bea36fd1af440 David Woodhouse 2017-04-12 59 if (mmap_state == pci_mmap_io) {
2bea36fd1af440 David Woodhouse 2017-04-12 60 ret = pci_iobar_pfn(pdev, bar, vma);
2bea36fd1af440 David Woodhouse 2017-04-12 61 if (ret)
2bea36fd1af440 David Woodhouse 2017-04-12 62 return ret;
2bea36fd1af440 David Woodhouse 2017-04-12 63 } else
f719582435afe9 David Woodhouse 2017-04-12 64 vma->vm_pgoff += (pci_resource_start(pdev, bar) >> PAGE_SHIFT);
2bea36fd1af440 David Woodhouse 2017-04-12 65
f719582435afe9 David Woodhouse 2017-04-12 66 vma->vm_ops = &pci_phys_vm_ops;
f719582435afe9 David Woodhouse 2017-04-12 67
f719582435afe9 David Woodhouse 2017-04-12 68 return io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
f719582435afe9 David Woodhouse 2017-04-12 69 vma->vm_end - vma->vm_start,
f719582435afe9 David Woodhouse 2017-04-12 70 vma->vm_page_prot);
f719582435afe9 David Woodhouse 2017-04-12 71 }
f719582435afe9 David Woodhouse 2017-04-12 72
:::::: The code at line 57 was first introduced by commit
:::::: f719582435afe9c7985206e42d804ea6aa315d33 PCI: Add pci_mmap_resource_range() and use it for ARM64
:::::: TO: David Woodhouse <dwmw@xxxxxxxxxxxx>
:::::: CC: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
