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X-OriginatorOrg: intel.com tree: https://gitlab.freedesktop.org/agd5f/linux.git ualink head: 67bd1d6d1b25ea1f893a76fffd13dd6335d297d0 commit: 6a0b2491c4a894d2dd8d4fa86b1c50008841c017 [121/183] drm/amdgpu: Add UALink GART helpers for NPA address access config: csky-allmodconfig (https://download.01.org/0day-ci/archive/20260823/202608231737.Sp2rttqA-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 16.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260823/202608231737.Sp2rttqA-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202608231737.Sp2rttqA-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c: In function 'amdgpu_ualink_gart_map': >> drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:2051:26: error: assignment to 'dma_addr_t *' {aka 'unsigned int *'} from incompatible pointer type 'u64 *' {aka 'long long unsigned int *'} [-Wincompatible-pointer-types] 2051 | dma_addr = &npa; | ^ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c: At top level: drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:2077:13: warning: 'amdgpu_ualink_gart_unmap' defined but not used [-Wunused-function] 2077 | static void amdgpu_ualink_gart_unmap(struct amdgpu_device *adev, u64 npages, | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:2030:12: warning: 'amdgpu_ualink_gart_map' defined but not used [-Wunused-function] 2030 | static int amdgpu_ualink_gart_map(struct amdgpu_device *adev, u64 npages, | ^~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:2007:13: warning: 'amdgpu_ualink_sdma_entities_fini' defined but not used [-Wunused-function] 2007 | static void amdgpu_ualink_sdma_entities_fini(struct amdgpu_device *adev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:1974:12: warning: 'amdgpu_ualink_sdma_entities_init' defined but not used [-Wunused-function] 1974 | static int amdgpu_ualink_sdma_entities_init(struct amdgpu_device *adev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:1818:12: warning: 'amdgpu_ualink_metadata_npa_mapping' defined but not used [-Wunused-function] 1818 | static int amdgpu_ualink_metadata_npa_mapping(struct amdgpu_device *adev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:1696:13: warning: 'amdgpu_ualink_metadata_npa_unmapping' defined but not used [-Wunused-function] 1696 | static void amdgpu_ualink_metadata_npa_unmapping(struct amdgpu_device *adev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c:1609:12: warning: 'amdgpu_ualink_gart_npa_addr' defined but not used [-Wunused-function] 1609 | static u64 amdgpu_ualink_gart_npa_addr(struct amdgpu_device *adev, u32 type, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +2051 drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c 2017 2018 /** 2019 * amdgpu_ualink_gart_map - Allocate GART entry and map NPA address 2020 * @adev: amdgpu device pointer 2021 * @npages: Number of pages to map 2022 * @npa: NPA address to map 2023 * @mm_node: DRM memory manager node for GART allocation 2024 * @pte_flags: the GART mapping flags 2025 * 2026 * Allocates GART entries and sets up NPA address mapping without TTM BO. 2027 * 2028 * Return: 0 on success, negative error code on failure 2029 */ 2030 static int amdgpu_ualink_gart_map(struct amdgpu_device *adev, u64 npages, 2031 u64 npa, struct drm_mm_node *mm_node, 2032 u64 pte_flags) 2033 { 2034 struct ttm_resource_manager *man = 2035 ttm_manager_type(&adev->mman.bdev, TTM_PL_TT); 2036 struct amdgpu_gtt_mgr *mgr = 2037 container_of(man, struct amdgpu_gtt_mgr, manager); 2038 dma_addr_t *dma_addr; 2039 int i, r; 2040 2041 dev_dbg(adev->dev, "npa 0x%llx npages 0x%llx\n", npa, npages); 2042 2043 if (npages > 1) { 2044 dma_addr = kmalloc_array(npages, sizeof(*dma_addr), GFP_KERNEL); 2045 if (!dma_addr) 2046 return -ENOMEM; 2047 2048 for (i = 0; i < npages; i++) 2049 dma_addr[i] = npa + i * AMDGPU_GPU_PAGE_SIZE; 2050 } else { > 2051 dma_addr = &npa; 2052 } 2053 2054 r = amdgpu_gtt_mgr_alloc_entries(mgr, mm_node, npages, DRM_MM_INSERT_BEST); 2055 if (r) 2056 goto out; 2057 amdgpu_gart_bind(adev, mm_node->start << AMDGPU_GPU_PAGE_SHIFT, npages, dma_addr, 2058 pte_flags); 2059 2060 out: 2061 dev_dbg(adev->dev, "npa 0x%llx mapped to 0x%llx npages 0x%llx r=%d\n", 2062 npa, mm_node->start << AMDGPU_GPU_PAGE_SHIFT, npages, r); 2063 2064 if (npages > 1) 2065 kfree(dma_addr); 2066 return r; 2067 } 2068 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki