Re: [PATCH v1 1/1] powerpc/powernv: fix up kernel compile issues

From: kernel test robot
Date: Wed Jan 03 2024 - 07:20:17 EST

Hi Luming,

kernel test robot noticed the following build errors:

[auto build test ERROR on powerpc/next]
[also build test ERROR on powerpc/fixes linus/master v6.7-rc8 next-20240103]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Luming-Yu/powerpc-powernv-fix-up-kernel-compile-issues/20240102-105402
base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
patch link: https://lore.kernel.org/r/9D8FEE1731685D9B%2B20240102024834.1276-2-luming.yu%40shingroup.cn
patch subject: [PATCH v1 1/1] powerpc/powernv: fix up kernel compile issues
config: powerpc-powernv_defconfig (https://download.01.org/0day-ci/archive/20240103/202401032003.71Dm6nhR-lkp@xxxxxxxxx/config)
compiler: clang version 18.0.0git (https://github.com/llvm/llvm-project baf8a39aaf8b61a38b5b2b5591deb765e42eb00b)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240103/202401032003.71Dm6nhR-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401032003.71Dm6nhR-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> drivers/crypto/nx/nx-common-powernv.c:718:13: error: call to undeclared function 'cpu_to_chip_id'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
718 | chip_id = cpu_to_chip_id(i);
| ^
1 error generated.


vim +/cpu_to_chip_id +718 drivers/crypto/nx/nx-common-powernv.c

b0d6c9bab5e41d drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-08-31 703
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 704 /*
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 705 * Identify chip ID for each CPU, open send wndow for the corresponding NX
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 706 * engine and save txwin in percpu cpu_txwin.
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 707 * cpu_txwin is used in copy/paste operation for each compression /
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 708 * decompression request.
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 709 */
4aebf3ce26ca21 drivers/crypto/nx/nx-common-powernv.c Haren Myneni 2020-04-17 710 static int nx_open_percpu_txwins(void)
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 711 {
4aebf3ce26ca21 drivers/crypto/nx/nx-common-powernv.c Haren Myneni 2020-04-17 712 struct nx_coproc *coproc, *n;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 713 unsigned int i, chip_id;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 714
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 715 for_each_possible_cpu(i) {
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 716 struct vas_window *txwin = NULL;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 717
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 @718 chip_id = cpu_to_chip_id(i);
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 719
4aebf3ce26ca21 drivers/crypto/nx/nx-common-powernv.c Haren Myneni 2020-04-17 720 list_for_each_entry_safe(coproc, n, &nx_coprocs, list) {
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 721 /*
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 722 * Kernel requests use only high priority FIFOs. So
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 723 * open send windows for these FIFOs.
4aebf3ce26ca21 drivers/crypto/nx/nx-common-powernv.c Haren Myneni 2020-04-17 724 * GZIP is not supported in kernel right now.
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 725 */
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 726
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 727 if (coproc->ct != VAS_COP_TYPE_842_HIPRI)
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 728 continue;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 729
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 730 if (coproc->chip_id == chip_id) {
4aebf3ce26ca21 drivers/crypto/nx/nx-common-powernv.c Haren Myneni 2020-04-17 731 txwin = nx_alloc_txwin(coproc);
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 732 if (IS_ERR(txwin))
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 733 return PTR_ERR(txwin);
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 734
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 735 per_cpu(cpu_txwin, i) = txwin;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 736 break;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 737 }
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 738 }
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 739
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 740 if (!per_cpu(cpu_txwin, i)) {
6905c461e539ca drivers/crypto/nx/nx-842-powernv.c Colin Ian King 2017-11-14 741 /* shouldn't happen, Each chip will have NX engine */
6905c461e539ca drivers/crypto/nx/nx-842-powernv.c Colin Ian King 2017-11-14 742 pr_err("NX engine is not available for CPU %d\n", i);
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 743 return -EINVAL;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 744 }
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 745 }
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 746
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 747 return 0;
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 748 }
976dd6490b1b45 drivers/crypto/nx/nx-842-powernv.c Haren Myneni 2017-09-24 749

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https://github.com/intel/lkp-tests/wiki