tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: c4d6fe7311762f2e03b3c27ad38df7c40c80cc93 commit: 7bc5c428a660d4d1bc95ba54bf4cb6bccf8c3029 dma-direct: remove __dma_to_phys date: 6 weeks ago config: mips-randconfig-r022-20201021 (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 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=7bc5c428a660d4d1bc95ba54bf4cb6bccf8c3029 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 7bc5c428a660d4d1bc95ba54bf4cb6bccf8c3029 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
All warnings (new ones prefixed by >>):
arch/mips/bmips/dma.c:43:12: warning: no previous prototype for
'__phys_to_dma' [-Wmissing-prototypes]
43 | dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t pa)
| ^~~~~~~~~~~~~
>> arch/mips/bmips/dma.c:55:13: warning: no previous prototype for
>> 'dma_to_phys' [-Wmissing-prototypes]
55 | phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr)
| ^~~~~~~~~~~
arch/mips/bmips/dma.c:67:6: warning: no previous prototype for
'arch_sync_dma_for_cpu_all' [-Wmissing-prototypes]
67 | void arch_sync_dma_for_cpu_all(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
vim +/dma_to_phys +55 arch/mips/bmips/dma.c
54
> 55 phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr)
56 {
57 struct bmips_dma_range *r;
58
59 for (r = bmips_dma_ranges; r && r->size; r++) {
60 if (dma_addr >= r->parent_addr &&
61 dma_addr < (r->parent_addr + r->size))
62 return dma_addr - r->parent_addr +
r->child_addr;
63 }
64 return dma_addr;
65 }
66
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
