From 9fd5543e9552acff859af7f154bd3402b7983dc5 Mon Sep 17 00:00:00 2001 From: Nirmoy Das Date: Mon, 8 Mar 2021 14:00:06 +0100 Subject: drm/amdgpu: allow variable BO struct creation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Allow allocating BO structures with different structure size than struct amdgpu_bo. v2: Check bo_ptr_size in all amdgpu_bo_create() caller. Signed-off-by: Nirmoy Das Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 8 ++++++-- drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 1 + 9 files changed, 19 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 1c6be53313a8..c52e169ec6fc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -246,6 +246,7 @@ int amdgpu_amdkfd_alloc_gtt_mem(struct kgd_dev *kgd, size_t size, bp.flags = AMDGPU_GEM_CREATE_CPU_GTT_USWC; bp.type = ttm_bo_type_kernel; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); if (cp_mqd_gfx9) bp.flags |= AMDGPU_GEM_CREATE_CP_MQD_GFX9; @@ -327,6 +328,7 @@ int amdgpu_amdkfd_alloc_gws(struct kgd_dev *kgd, size_t size, bp.flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS; bp.type = ttm_bo_type_device; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); r = amdgpu_bo_create(adev, &bp, &bo); if (r) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c index d9b35df33806..313517f7cf10 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c @@ -85,6 +85,8 @@ static void amdgpu_benchmark_move(struct amdgpu_device *adev, unsigned size, bp.flags = 0; bp.type = ttm_bo_type_kernel; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); + n = AMDGPU_BENCHMARK_ITERATIONS; r = amdgpu_bo_create(adev, &bp, &sobj); if (r) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 5807cad833d3..c5a9a4fb10d2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -126,6 +126,8 @@ int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev) AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; bp.type = ttm_bo_type_kernel; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); + r = amdgpu_bo_create(adev, &bp, &adev->gart.bo); if (r) { return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index fb7171e5507c..bca260d56f76 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -71,6 +71,8 @@ int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, bp.preferred_domain = initial_domain; bp.flags = flags; bp.domain = initial_domain; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); + r = amdgpu_bo_create(adev, &bp, &bo); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c index 56e83ada62de..b9d68fd2610c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c @@ -55,6 +55,8 @@ int amdgpu_gmc_pdb0_alloc(struct amdgpu_device *adev) AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; bp.type = ttm_bo_type_kernel; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); + r = amdgpu_bo_create(adev, &bp, &adev->gmc.pdb0_bo); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index b99e9d8736c2..6aa3f7cfd740 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -248,6 +248,7 @@ int amdgpu_bo_create_reserved(struct amdgpu_device *adev, bp.flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; bp.type = ttm_bo_type_kernel; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); if (!*bo_ptr) { r = amdgpu_bo_create(adev, &bp, bo_ptr); @@ -543,9 +544,10 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, if (!amdgpu_bo_validate_size(adev, size, bp->domain)) return -ENOMEM; - *bo_ptr = NULL; + BUG_ON(bp->bo_ptr_size < sizeof(struct amdgpu_bo)); - bo = kzalloc(sizeof(struct amdgpu_bo), GFP_KERNEL); + *bo_ptr = NULL; + bo = kzalloc(bp->bo_ptr_size, GFP_KERNEL); if (bo == NULL) return -ENOMEM; drm_gem_private_object_init(adev_to_drm(adev), &bo->tbo.base, size); @@ -635,6 +637,7 @@ static int amdgpu_bo_create_shadow(struct amdgpu_device *adev, AMDGPU_GEM_CREATE_SHADOW; bp.type = ttm_bo_type_kernel; bp.resv = bo->tbo.base.resv; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); r = amdgpu_bo_do_create(adev, &bp, &bo->shadow); if (!r) { @@ -669,6 +672,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev, int r; bp->flags = bp->flags & ~AMDGPU_GEM_CREATE_SHADOW; + r = amdgpu_bo_do_create(adev, bp, bo_ptr); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index 54ceb065e546..8e2b556f0b7b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -40,6 +40,7 @@ struct amdgpu_bo_param { unsigned long size; int byte_align; + u32 bo_ptr_size; u32 domain; u32 preferred_domain; u64 flags; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c index 7b230bcbf2c6..909d830b513e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c @@ -62,6 +62,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) bp.flags = 0; bp.type = ttm_bo_type_kernel; bp.resv = NULL; + bp.bo_ptr_size = sizeof(struct amdgpu_bo); r = amdgpu_bo_create(adev, &bp, &vram_obj); if (r) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f314e1e269cd..abb3ab053a59 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -869,6 +869,7 @@ static void amdgpu_vm_bo_param(struct amdgpu_device *adev, struct amdgpu_vm *vm, bp->domain = amdgpu_bo_get_preferred_pin_domain(adev, bp->domain); bp->flags = AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | AMDGPU_GEM_CREATE_CPU_GTT_USWC; + bp->bo_ptr_size = sizeof(struct amdgpu_bo); if (vm->use_cpu_for_update) bp->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; else if (!vm->root.base.bo || vm->root.base.bo->shadow) -- cgit v1.2.3-59-g8ed1b