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Message-ID: <202203090526.bAaqg5iy-lkp@intel.com>
Date: Wed, 9 Mar 2022 05:48:13 +0800
From: kernel test robot <lkp@...el.com>
To: Swathi Sridhar <swatsrid@...eaurora.org>
Cc: kbuild-all@...ts.01.org,
GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
linux-kernel@...r.kernel.org,
Saravana Kannan <saravanak@...gle.com>,
Sudarshan Rajagopalan <sudaraja@...eaurora.org>,
Prakash Gupta <guptap@...eaurora.org>,
Vinayak Menon <vinmenon@...eaurora.org>,
Mark Salyzyn <salyzyn@...gle.com>
Subject: [ammarfaizi2-block:google/android/kernel/common/android-4.19-stable
556/9999] drivers/iommu/io-pgtable-arm.c:666:41: error: implicit declaration
of function 'iommu_pgsize'
Hi Swathi,
FYI, the error/warning still remains.
tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android-4.19-stable
head: 3fba6c6e70994eff4dcc5be475c9d2bd3848b83d
commit: 27de1978c331d4e7571a5d0187ef1802d65dbf65 [556/9999] ANDROID: GKI: iommu/io-pgtable-arm: LPAE related updates by vendor
config: mips-randconfig-r024-20220307 (https://download.01.org/0day-ci/archive/20220309/202203090526.bAaqg5iy-lkp@intel.com/config)
compiler: mips64-linux-gcc (GCC) 11.2.0
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://github.com/ammarfaizi2/linux-block/commit/27de1978c331d4e7571a5d0187ef1802d65dbf65
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android-4.19-stable
git checkout 27de1978c331d4e7571a5d0187ef1802d65dbf65
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash drivers/iommu/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/iommu/io-pgtable-arm.c: In function '__arm_lpae_alloc_pages':
drivers/iommu/io-pgtable-arm.c:312:23: error: implicit declaration of function 'io_pgtable_alloc_pages_exact' [-Werror=implicit-function-declaration]
312 | void *pages = io_pgtable_alloc_pages_exact(cfg, cookie, size,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:312:23: warning: initialization of 'void *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
drivers/iommu/io-pgtable-arm.c:337:9: error: implicit declaration of function 'io_pgtable_free_pages_exact' [-Werror=implicit-function-declaration]
337 | io_pgtable_free_pages_exact(cfg, cookie, pages, size);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c: In function 'arm_lpae_prot_to_pte':
drivers/iommu/io-pgtable-arm.c:572:33: error: 'IOMMU_USE_UPSTREAM_HINT' undeclared (first use in this function)
572 | else if (prot & IOMMU_USE_UPSTREAM_HINT)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:572:33: note: each undeclared identifier is reported only once for each function it appears in
drivers/iommu/io-pgtable-arm.c:575:33: error: 'IOMMU_USE_LLC_NWA' undeclared (first use in this function)
575 | else if (prot & IOMMU_USE_LLC_NWA)
| ^~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c: In function 'arm_lpae_map_sg':
>> drivers/iommu/io-pgtable-arm.c:666:41: error: implicit declaration of function 'iommu_pgsize' [-Werror=implicit-function-declaration]
666 | size_t pgsize = iommu_pgsize(
| ^~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c: In function 'arm_lpae_alloc_pgtable':
drivers/iommu/io-pgtable-arm.c:1095:18: error: 'struct io_pgtable_ops' has no member named 'map_sg'
1095 | .map_sg = arm_lpae_map_sg,
| ^~~~~~
drivers/iommu/io-pgtable-arm.c:1095:35: error: initialization of 'size_t (*)(struct io_pgtable_ops *, long unsigned int, size_t)' {aka 'long unsigned int (*)(struct io_pgtable_ops *, long unsigned int, long unsigned int)'} from incompatible pointer type 'int (*)(struct io_pgtable_ops *, long unsigned int, struct scatterlist *, unsigned int, int, size_t *)' {aka 'int (*)(struct io_pgtable_ops *, long unsigned int, struct scatterlist *, unsigned int, int, long unsigned int *)'} [-Werror=incompatible-pointer-types]
1095 | .map_sg = arm_lpae_map_sg,
| ^~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1095:35: note: (near initialization for '(anonymous).unmap')
drivers/iommu/io-pgtable-arm.c:1096:35: warning: initialized field overwritten [-Woverride-init]
1096 | .unmap = arm_lpae_unmap,
| ^~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1096:35: note: (near initialization for '(anonymous).unmap')
drivers/iommu/io-pgtable-arm.c:1098:18: error: 'struct io_pgtable_ops' has no member named 'is_iova_coherent'
1098 | .is_iova_coherent = arm_lpae_is_iova_coherent,
| ^~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1098:37: warning: excess elements in struct initializer
1098 | .is_iova_coherent = arm_lpae_is_iova_coherent,
| ^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1098:37: note: (near initialization for '(anonymous)')
drivers/iommu/io-pgtable-arm.c:1099:18: error: 'struct io_pgtable_ops' has no member named 'iova_to_pte'; did you mean 'iova_to_phys'?
1099 | .iova_to_pte = arm_lpae_iova_get_pte,
| ^~~~~~~~~~~
| iova_to_phys
drivers/iommu/io-pgtable-arm.c:1099:35: warning: excess elements in struct initializer
1099 | .iova_to_pte = arm_lpae_iova_get_pte,
| ^~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1099:35: note: (near initialization for '(anonymous)')
drivers/iommu/io-pgtable-arm.c: In function 'arm_64_lpae_alloc_pgtable_s1':
drivers/iommu/io-pgtable-arm.c:1113:29: error: 'IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT' undeclared (first use in this function)
1113 | | IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1114:29: error: 'IO_PGTABLE_QUIRK_QSMMUV500_NON_SHAREABLE' undeclared (first use in this function)
1114 | | IO_PGTABLE_QUIRK_QSMMUV500_NON_SHAREABLE
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:1115:29: error: 'IO_PGTABLE_QUIRK_QCOM_USE_LLC_NWA' undeclared (first use in this function)
1115 | | IO_PGTABLE_QUIRK_QCOM_USE_LLC_NWA))
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/iommu_pgsize +666 drivers/iommu/io-pgtable-arm.c
625
626 static int arm_lpae_map_sg(struct io_pgtable_ops *ops, unsigned long iova,
627 struct scatterlist *sg, unsigned int nents,
628 int iommu_prot, size_t *size)
629 {
630 struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops);
631 arm_lpae_iopte *ptep = data->pgd;
632 int lvl = ARM_LPAE_START_LVL(data);
633 arm_lpae_iopte prot;
634 struct scatterlist *s;
635 size_t mapped = 0;
636 int i;
637 int ret = -EINVAL;
638 unsigned int min_pagesz;
639 struct io_pgtable_cfg *cfg = &data->iop.cfg;
640 struct map_state ms;
641
642 /* If no access, then nothing to do */
643 if (!(iommu_prot & (IOMMU_READ | IOMMU_WRITE)))
644 goto out_err;
645
646 prot = arm_lpae_prot_to_pte(data, iommu_prot);
647
648 min_pagesz = 1 << __ffs(cfg->pgsize_bitmap);
649
650 memset(&ms, 0, sizeof(ms));
651
652 for_each_sg(sg, s, nents, i) {
653 phys_addr_t phys = page_to_phys(sg_page(s)) + s->offset;
654 size_t size = s->length;
655
656 /*
657 * We are mapping on IOMMU page boundaries, so offset within
658 * the page must be 0. However, the IOMMU may support pages
659 * smaller than PAGE_SIZE, so s->offset may still represent
660 * an offset of that boundary within the CPU page.
661 */
662 if (!IS_ALIGNED(s->offset, min_pagesz))
663 goto out_err;
664
665 while (size) {
> 666 size_t pgsize = iommu_pgsize(
667 cfg->pgsize_bitmap, iova | phys, size);
668
669 if (ms.pgtable && (iova < ms.iova_end)) {
670 arm_lpae_iopte *ptep = ms.pgtable +
671 ARM_LPAE_LVL_IDX(iova, MAP_STATE_LVL,
672 data);
673 arm_lpae_init_pte(
674 data, iova, phys, prot, MAP_STATE_LVL,
675 ptep, ms.prev_pgtable, false);
676 ms.num_pte++;
677 } else {
678 ret = __arm_lpae_map(data, iova, phys, pgsize,
679 prot, lvl, ptep, NULL, &ms);
680 if (ret)
681 goto out_err;
682 }
683
684 iova += pgsize;
685 mapped += pgsize;
686 phys += pgsize;
687 size -= pgsize;
688 }
689 }
690
691 if (ms.pgtable)
692 pgtable_dma_sync_single_for_device(cfg,
693 __arm_lpae_dma_addr(ms.pte_start),
694 ms.num_pte * sizeof(*ms.pte_start),
695 DMA_TO_DEVICE);
696
697 /*
698 * Synchronise all PTE updates for the new mapping before there's
699 * a chance for anything to kick off a table walk for the new iova.
700 */
701 wmb();
702
703 return mapped;
704
705 out_err:
706 /* Return the size of the partial mapping so that they can be undone */
707 *size = mapped;
708 return ret;
709 }
710
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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