diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 52 |
1 files changed, 37 insertions, 15 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 71e005cf2952..df110afa97bf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -28,6 +28,7 @@ #include <linux/dma-fence-array.h> #include <linux/interval_tree_generic.h> #include <linux/idr.h> +#include <linux/dma-buf.h> #include <drm/amdgpu_drm.h> #include "amdgpu.h" @@ -35,6 +36,7 @@ #include "amdgpu_amdkfd.h" #include "amdgpu_gmc.h" #include "amdgpu_xgmi.h" +#include "amdgpu_dma_buf.h" /** * DOC: GPUVM @@ -1500,6 +1502,8 @@ static int amdgpu_vm_update_ptes(struct amdgpu_vm_update_params *params, pt = cursor.entry->base.bo; shift = parent_shift; + frag_end = max(frag_end, ALIGN(frag_start + 1, + 1ULL << shift)); } /* Looks good so far, calculate parameters for the update */ @@ -1511,19 +1515,26 @@ static int amdgpu_vm_update_ptes(struct amdgpu_vm_update_params *params, entry_end = min(entry_end, end); do { + struct amdgpu_vm *vm = params->vm; uint64_t upd_end = min(entry_end, frag_end); unsigned nptes = (upd_end - frag_start) >> shift; + uint64_t upd_flags = flags | AMDGPU_PTE_FRAG(frag); /* This can happen when we set higher level PDs to * silent to stop fault floods. */ nptes = max(nptes, 1u); + + trace_amdgpu_vm_update_ptes(params, frag_start, upd_end, + nptes, dst, incr, upd_flags, + vm->task_info.pid, + vm->immediate.fence_context); amdgpu_vm_update_flags(params, pt, cursor.level, pe_start, dst, nptes, incr, - flags | AMDGPU_PTE_FRAG(frag)); + upd_flags); pe_start += nptes * 8; - dst += (uint64_t)nptes * AMDGPU_GPU_PAGE_SIZE << shift; + dst += nptes * incr; frag_start = upd_end; if (frag_start >= frag_end) { @@ -1691,13 +1702,13 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, uint64_t max_entries; uint64_t addr, last; + max_entries = mapping->last - start + 1; if (nodes) { addr = nodes->start << PAGE_SHIFT; - max_entries = (nodes->size - pfn) * - AMDGPU_GPU_PAGES_IN_CPU_PAGE; + max_entries = min((nodes->size - pfn) * + AMDGPU_GPU_PAGES_IN_CPU_PAGE, max_entries); } else { addr = 0; - max_entries = S64_MAX; } if (pages_addr) { @@ -1727,7 +1738,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, addr += pfn << PAGE_SHIFT; } - last = min((uint64_t)mapping->last, start + max_entries - 1); + last = start + max_entries - 1; r = amdgpu_vm_bo_update_mapping(adev, vm, false, false, resv, start, last, flags, addr, dma_addr, fence); @@ -1765,7 +1776,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va, struct amdgpu_vm *vm = bo_va->base.vm; struct amdgpu_bo_va_mapping *mapping; dma_addr_t *pages_addr = NULL; - struct ttm_mem_reg *mem; + struct ttm_resource *mem; struct drm_mm_node *nodes; struct dma_fence **last_update; struct dma_resv *resv; @@ -1778,15 +1789,24 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va, nodes = NULL; resv = vm->root.base.bo->tbo.base.resv; } else { + struct drm_gem_object *obj = &bo->tbo.base; struct ttm_dma_tt *ttm; + resv = bo->tbo.base.resv; + if (obj->import_attach && bo_va->is_xgmi) { + struct dma_buf *dma_buf = obj->import_attach->dmabuf; + struct drm_gem_object *gobj = dma_buf->priv; + struct amdgpu_bo *abo = gem_to_amdgpu_bo(gobj); + + if (abo->tbo.mem.mem_type == TTM_PL_VRAM) + bo = gem_to_amdgpu_bo(gobj); + } mem = &bo->tbo.mem; nodes = mem->mm_node; if (mem->mem_type == TTM_PL_TT) { ttm = container_of(bo->tbo.ttm, struct ttm_dma_tt, ttm); pages_addr = ttm->dma_address; } - resv = bo->tbo.base.resv; } if (bo) { @@ -2132,8 +2152,10 @@ struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev, INIT_LIST_HEAD(&bo_va->valids); INIT_LIST_HEAD(&bo_va->invalids); - if (bo && amdgpu_xgmi_same_hive(adev, amdgpu_ttm_adev(bo->tbo.bdev)) && - (bo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM)) { + if (!bo) + return bo_va; + + if (amdgpu_dmabuf_is_xgmi_accessible(adev, bo)) { bo_va->is_xgmi = true; /* Power up XGMI if it can be potentially used */ amdgpu_xgmi_set_pstate(adev, AMDGPU_XGMI_PSTATE_MAX_VEGA20); @@ -2785,7 +2807,7 @@ long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout) * 0 for success, error for failure. */ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, - int vm_context, unsigned int pasid) + int vm_context, u32 pasid) { struct amdgpu_bo_param bp; struct amdgpu_bo *root; @@ -2956,7 +2978,7 @@ static int amdgpu_vm_check_clean_reserved(struct amdgpu_device *adev, * 0 for success, -errno for errors. */ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, - unsigned int pasid) + u32 pasid) { bool pte_support_ats = (adev->asic_type == CHIP_RAVEN); int r; @@ -3209,7 +3231,7 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev) int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { union drm_amdgpu_vm *args = data; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_fpriv *fpriv = filp->driver_priv; long timeout = msecs_to_jiffies(2000); int r; @@ -3254,7 +3276,7 @@ int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) * @pasid: PASID identifier for VM * @task_info: task_info to fill. */ -void amdgpu_vm_get_task_info(struct amdgpu_device *adev, unsigned int pasid, +void amdgpu_vm_get_task_info(struct amdgpu_device *adev, u32 pasid, struct amdgpu_task_info *task_info) { struct amdgpu_vm *vm; @@ -3298,7 +3320,7 @@ void amdgpu_vm_set_task_info(struct amdgpu_vm *vm) * Try to gracefully handle a VM fault. Return true if the fault was handled and * shouldn't be reported any more. */ -bool amdgpu_vm_handle_fault(struct amdgpu_device *adev, unsigned int pasid, +bool amdgpu_vm_handle_fault(struct amdgpu_device *adev, u32 pasid, uint64_t addr) { struct amdgpu_bo *root; |