diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2136 |
1 files changed, 816 insertions, 1320 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 24c3c05e2fb7..dc76d2b3ce52 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -25,16 +25,22 @@ * Alex Deucher * Jerome Glisse */ + #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 <drm/drm_drv.h> #include "amdgpu.h" #include "amdgpu_trace.h" #include "amdgpu_amdkfd.h" #include "amdgpu_gmc.h" #include "amdgpu_xgmi.h" +#include "amdgpu_dma_buf.h" +#include "amdgpu_res_cursor.h" +#include "kfd_svm.h" /** * DOC: GPUVM @@ -47,7 +53,7 @@ * can be mapped as snooped (cached system pages) or unsnooped * (uncached system pages). * Each VM has an ID associated with it and there is a page table - * associated with each VMID. When execting a command buffer, + * associated with each VMID. When executing a command buffer, * the kernel tells the the ring what VMID to use for that command * buffer. VMIDs are allocated dynamically as commands are submitted. * The userspace drivers maintain their own address space and the kernel @@ -83,110 +89,84 @@ struct amdgpu_prt_cb { }; /** - * amdgpu_vm_level_shift - return the addr shift for each level - * - * @adev: amdgpu_device pointer - * @level: VMPT level - * - * Returns: - * The number of bits the pfn needs to be right shifted for a level. + * struct amdgpu_vm_tlb_seq_cb - Helper to increment the TLB flush sequence */ -static unsigned amdgpu_vm_level_shift(struct amdgpu_device *adev, - unsigned level) -{ - unsigned shift = 0xff; - - switch (level) { - case AMDGPU_VM_PDB2: - case AMDGPU_VM_PDB1: - case AMDGPU_VM_PDB0: - shift = 9 * (AMDGPU_VM_PDB0 - level) + - adev->vm_manager.block_size; - break; - case AMDGPU_VM_PTB: - shift = 0; - break; - default: - dev_err(adev->dev, "the level%d isn't supported.\n", level); - } +struct amdgpu_vm_tlb_seq_cb { + /** + * @vm: pointer to the amdgpu_vm structure to set the fence sequence on + */ + struct amdgpu_vm *vm; - return shift; -} + /** + * @cb: callback + */ + struct dma_fence_cb cb; +}; /** - * amdgpu_vm_num_entries - return the number of entries in a PD/PT + * amdgpu_vm_set_pasid - manage pasid and vm ptr mapping * * @adev: amdgpu_device pointer - * @level: VMPT level + * @vm: amdgpu_vm pointer + * @pasid: the pasid the VM is using on this GPU + * + * Set the pasid this VM is using on this GPU, can also be used to remove the + * pasid by passing in zero. * - * Returns: - * The number of entries in a page directory or page table. */ -static unsigned amdgpu_vm_num_entries(struct amdgpu_device *adev, - unsigned level) +int amdgpu_vm_set_pasid(struct amdgpu_device *adev, struct amdgpu_vm *vm, + u32 pasid) { - unsigned shift = amdgpu_vm_level_shift(adev, - adev->vm_manager.root_level); - - if (level == adev->vm_manager.root_level) - /* For the root directory */ - return round_up(adev->vm_manager.max_pfn, 1ULL << shift) >> shift; - else if (level != AMDGPU_VM_PTB) - /* Everything in between */ - return 512; - else - /* For the page tables on the leaves */ - return AMDGPU_VM_PTE_COUNT(adev); + int r; + + if (vm->pasid == pasid) + return 0; + + if (vm->pasid) { + r = xa_err(xa_erase_irq(&adev->vm_manager.pasids, vm->pasid)); + if (r < 0) + return r; + + vm->pasid = 0; + } + + if (pasid) { + r = xa_err(xa_store_irq(&adev->vm_manager.pasids, pasid, vm, + GFP_KERNEL)); + if (r < 0) + return r; + + vm->pasid = pasid; + } + + + return 0; } -/** - * amdgpu_vm_num_ats_entries - return the number of ATS entries in the root PD - * - * @adev: amdgpu_device pointer - * - * Returns: - * The number of entries in the root page directory which needs the ATS setting. +/* + * vm eviction_lock can be taken in MMU notifiers. Make sure no reclaim-FS + * happens while holding this lock anywhere to prevent deadlocks when + * an MMU notifier runs in reclaim-FS context. */ -static unsigned amdgpu_vm_num_ats_entries(struct amdgpu_device *adev) +static inline void amdgpu_vm_eviction_lock(struct amdgpu_vm *vm) { - unsigned shift; - - shift = amdgpu_vm_level_shift(adev, adev->vm_manager.root_level); - return AMDGPU_GMC_HOLE_START >> (shift + AMDGPU_GPU_PAGE_SHIFT); + mutex_lock(&vm->eviction_lock); + vm->saved_flags = memalloc_noreclaim_save(); } -/** - * amdgpu_vm_entries_mask - the mask to get the entry number of a PD/PT - * - * @adev: amdgpu_device pointer - * @level: VMPT level - * - * Returns: - * The mask to extract the entry number of a PD/PT from an address. - */ -static uint32_t amdgpu_vm_entries_mask(struct amdgpu_device *adev, - unsigned int level) +static inline int amdgpu_vm_eviction_trylock(struct amdgpu_vm *vm) { - if (level <= adev->vm_manager.root_level) - return 0xffffffff; - else if (level != AMDGPU_VM_PTB) - return 0x1ff; - else - return AMDGPU_VM_PTE_COUNT(adev) - 1; + if (mutex_trylock(&vm->eviction_lock)) { + vm->saved_flags = memalloc_noreclaim_save(); + return 1; + } + return 0; } -/** - * amdgpu_vm_bo_size - returns the size of the BOs in bytes - * - * @adev: amdgpu_device pointer - * @level: VMPT level - * - * Returns: - * The size of the BO for a page directory or page table in bytes. - */ -static unsigned amdgpu_vm_bo_size(struct amdgpu_device *adev, unsigned level) +static inline void amdgpu_vm_eviction_unlock(struct amdgpu_vm *vm) { - return AMDGPU_GPU_PAGE_ALIGN(amdgpu_vm_num_entries(adev, level) * 8); + memalloc_noreclaim_restore(vm->saved_flags); + mutex_unlock(&vm->eviction_lock); } /** @@ -208,19 +188,6 @@ static void amdgpu_vm_bo_evicted(struct amdgpu_vm_bo_base *vm_bo) else list_move_tail(&vm_bo->vm_status, &vm->evicted); } - -/** - * amdgpu_vm_bo_relocated - vm_bo is reloacted - * - * @vm_bo: vm_bo which is relocated - * - * State for PDs/PTs which needs to update their parent PD. - */ -static void amdgpu_vm_bo_relocated(struct amdgpu_vm_bo_base *vm_bo) -{ - list_move(&vm_bo->vm_status, &vm_bo->vm->relocated); -} - /** * amdgpu_vm_bo_moved - vm_bo is moved * @@ -264,6 +231,22 @@ static void amdgpu_vm_bo_invalidated(struct amdgpu_vm_bo_base *vm_bo) } /** + * amdgpu_vm_bo_relocated - vm_bo is reloacted + * + * @vm_bo: vm_bo which is relocated + * + * State for PDs/PTs which needs to update their parent PD. + * For the root PD, just move to idle state. + */ +static void amdgpu_vm_bo_relocated(struct amdgpu_vm_bo_base *vm_bo) +{ + if (vm_bo->bo->parent) + list_move(&vm_bo->vm_status, &vm_bo->vm->relocated); + else + amdgpu_vm_bo_idle(vm_bo); +} + +/** * amdgpu_vm_bo_done - vm_bo is done * * @vm_bo: vm_bo which is now done @@ -274,7 +257,7 @@ static void amdgpu_vm_bo_invalidated(struct amdgpu_vm_bo_base *vm_bo) static void amdgpu_vm_bo_done(struct amdgpu_vm_bo_base *vm_bo) { spin_lock(&vm_bo->vm->invalidated_lock); - list_del_init(&vm_bo->vm_status); + list_move(&vm_bo->vm_status, &vm_bo->vm->done); spin_unlock(&vm_bo->vm->invalidated_lock); } @@ -288,9 +271,8 @@ static void amdgpu_vm_bo_done(struct amdgpu_vm_bo_base *vm_bo) * Initialize a bo_va_base structure and add it to the appropriate lists * */ -static void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base, - struct amdgpu_vm *vm, - struct amdgpu_bo *bo) +void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base, + struct amdgpu_vm *vm, struct amdgpu_bo *bo) { base->vm = vm; base->bo = bo; @@ -302,17 +284,19 @@ static void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base, base->next = bo->vm_bo; bo->vm_bo = base; - if (bo->tbo.resv != vm->root.base.bo->tbo.resv) + if (bo->tbo.base.resv != vm->root.bo->tbo.base.resv) return; - vm->bulk_moveable = false; + dma_resv_assert_held(vm->root.bo->tbo.base.resv); + + ttm_bo_set_bulk_move(&bo->tbo, &vm->lru_bulk_move); if (bo->tbo.type == ttm_bo_type_kernel && bo->parent) amdgpu_vm_bo_relocated(base); else amdgpu_vm_bo_idle(base); if (bo->preferred_domains & - amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type)) + amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type)) return; /* @@ -324,227 +308,6 @@ static void amdgpu_vm_bo_base_init(struct amdgpu_vm_bo_base *base, } /** - * amdgpu_vm_pt_parent - get the parent page directory - * - * @pt: child page table - * - * Helper to get the parent entry for the child page table. NULL if we are at - * the root page directory. - */ -static struct amdgpu_vm_pt *amdgpu_vm_pt_parent(struct amdgpu_vm_pt *pt) -{ - struct amdgpu_bo *parent = pt->base.bo->parent; - - if (!parent) - return NULL; - - return container_of(parent->vm_bo, struct amdgpu_vm_pt, base); -} - -/** - * amdgpu_vm_pt_cursor - state for for_each_amdgpu_vm_pt - */ -struct amdgpu_vm_pt_cursor { - uint64_t pfn; - struct amdgpu_vm_pt *parent; - struct amdgpu_vm_pt *entry; - unsigned level; -}; - -/** - * amdgpu_vm_pt_start - start PD/PT walk - * - * @adev: amdgpu_device pointer - * @vm: amdgpu_vm structure - * @start: start address of the walk - * @cursor: state to initialize - * - * Initialize a amdgpu_vm_pt_cursor to start a walk. - */ -static void amdgpu_vm_pt_start(struct amdgpu_device *adev, - struct amdgpu_vm *vm, uint64_t start, - struct amdgpu_vm_pt_cursor *cursor) -{ - cursor->pfn = start; - cursor->parent = NULL; - cursor->entry = &vm->root; - cursor->level = adev->vm_manager.root_level; -} - -/** - * amdgpu_vm_pt_descendant - go to child node - * - * @adev: amdgpu_device pointer - * @cursor: current state - * - * Walk to the child node of the current node. - * Returns: - * True if the walk was possible, false otherwise. - */ -static bool amdgpu_vm_pt_descendant(struct amdgpu_device *adev, - struct amdgpu_vm_pt_cursor *cursor) -{ - unsigned mask, shift, idx; - - if (!cursor->entry->entries) - return false; - - BUG_ON(!cursor->entry->base.bo); - mask = amdgpu_vm_entries_mask(adev, cursor->level); - shift = amdgpu_vm_level_shift(adev, cursor->level); - - ++cursor->level; - idx = (cursor->pfn >> shift) & mask; - cursor->parent = cursor->entry; - cursor->entry = &cursor->entry->entries[idx]; - return true; -} - -/** - * amdgpu_vm_pt_sibling - go to sibling node - * - * @adev: amdgpu_device pointer - * @cursor: current state - * - * Walk to the sibling node of the current node. - * Returns: - * True if the walk was possible, false otherwise. - */ -static bool amdgpu_vm_pt_sibling(struct amdgpu_device *adev, - struct amdgpu_vm_pt_cursor *cursor) -{ - unsigned shift, num_entries; - - /* Root doesn't have a sibling */ - if (!cursor->parent) - return false; - - /* Go to our parents and see if we got a sibling */ - shift = amdgpu_vm_level_shift(adev, cursor->level - 1); - num_entries = amdgpu_vm_num_entries(adev, cursor->level - 1); - - if (cursor->entry == &cursor->parent->entries[num_entries - 1]) - return false; - - cursor->pfn += 1ULL << shift; - cursor->pfn &= ~((1ULL << shift) - 1); - ++cursor->entry; - return true; -} - -/** - * amdgpu_vm_pt_ancestor - go to parent node - * - * @cursor: current state - * - * Walk to the parent node of the current node. - * Returns: - * True if the walk was possible, false otherwise. - */ -static bool amdgpu_vm_pt_ancestor(struct amdgpu_vm_pt_cursor *cursor) -{ - if (!cursor->parent) - return false; - - --cursor->level; - cursor->entry = cursor->parent; - cursor->parent = amdgpu_vm_pt_parent(cursor->parent); - return true; -} - -/** - * amdgpu_vm_pt_next - get next PD/PT in hieratchy - * - * @adev: amdgpu_device pointer - * @cursor: current state - * - * Walk the PD/PT tree to the next node. - */ -static void amdgpu_vm_pt_next(struct amdgpu_device *adev, - struct amdgpu_vm_pt_cursor *cursor) -{ - /* First try a newborn child */ - if (amdgpu_vm_pt_descendant(adev, cursor)) - return; - - /* If that didn't worked try to find a sibling */ - while (!amdgpu_vm_pt_sibling(adev, cursor)) { - /* No sibling, go to our parents and grandparents */ - if (!amdgpu_vm_pt_ancestor(cursor)) { - cursor->pfn = ~0ll; - return; - } - } -} - -/** - * amdgpu_vm_pt_first_dfs - start a deep first search - * - * @adev: amdgpu_device structure - * @vm: amdgpu_vm structure - * @cursor: state to initialize - * - * Starts a deep first traversal of the PD/PT tree. - */ -static void amdgpu_vm_pt_first_dfs(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_vm_pt_cursor *start, - struct amdgpu_vm_pt_cursor *cursor) -{ - if (start) - *cursor = *start; - else - amdgpu_vm_pt_start(adev, vm, 0, cursor); - while (amdgpu_vm_pt_descendant(adev, cursor)); -} - -/** - * amdgpu_vm_pt_continue_dfs - check if the deep first search should continue - * - * @start: starting point for the search - * @entry: current entry - * - * Returns: - * True when the search should continue, false otherwise. - */ -static bool amdgpu_vm_pt_continue_dfs(struct amdgpu_vm_pt_cursor *start, - struct amdgpu_vm_pt *entry) -{ - return entry && (!start || entry != start->entry); -} - -/** - * amdgpu_vm_pt_next_dfs - get the next node for a deep first search - * - * @adev: amdgpu_device structure - * @cursor: current state - * - * Move the cursor to the next node in a deep first search. - */ -static void amdgpu_vm_pt_next_dfs(struct amdgpu_device *adev, - struct amdgpu_vm_pt_cursor *cursor) -{ - if (!cursor->entry) - return; - - if (!cursor->parent) - cursor->entry = NULL; - else if (amdgpu_vm_pt_sibling(adev, cursor)) - while (amdgpu_vm_pt_descendant(adev, cursor)); - else - amdgpu_vm_pt_ancestor(cursor); -} - -/** - * for_each_amdgpu_vm_pt_dfs_safe - safe deep first search of all PDs/PTs - */ -#define for_each_amdgpu_vm_pt_dfs_safe(adev, vm, start, cursor, entry) \ - for (amdgpu_vm_pt_first_dfs((adev), (vm), (start), &(cursor)), \ - (entry) = (cursor).entry, amdgpu_vm_pt_next_dfs((adev), &(cursor));\ - amdgpu_vm_pt_continue_dfs((start), (entry)); \ - (entry) = (cursor).entry, amdgpu_vm_pt_next_dfs((adev), &(cursor))) - -/** * amdgpu_vm_get_pd_bo - add the VM PD to a validation list * * @vm: vm providing the BOs @@ -559,35 +322,13 @@ void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, struct amdgpu_bo_list_entry *entry) { entry->priority = 0; - entry->tv.bo = &vm->root.base.bo->tbo; - /* One for the VM updates, one for TTM and one for the CS job */ - entry->tv.num_shared = 3; + entry->tv.bo = &vm->root.bo->tbo; + /* Two for VM updates, one for TTM and one for the CS job */ + entry->tv.num_shared = 4; entry->user_pages = NULL; list_add(&entry->tv.head, validated); } -void amdgpu_vm_del_from_lru_notify(struct ttm_buffer_object *bo) -{ - struct amdgpu_bo *abo; - struct amdgpu_vm_bo_base *bo_base; - - if (!amdgpu_bo_is_amdgpu_bo(bo)) - return; - - if (bo->mem.placement & TTM_PL_FLAG_NO_EVICT) - return; - - abo = ttm_to_amdgpu_bo(bo); - if (!abo->parent) - return; - for (bo_base = abo->vm_bo; bo_base; bo_base = bo_base->next) { - struct amdgpu_vm *vm = bo_base->vm; - - if (abo->tbo.resv == vm->root.base.bo->tbo.resv) - vm->bulk_moveable = false; - } - -} /** * amdgpu_vm_move_to_lru_tail - move all BOs to the end of LRU * @@ -600,35 +341,9 @@ void amdgpu_vm_del_from_lru_notify(struct ttm_buffer_object *bo) void amdgpu_vm_move_to_lru_tail(struct amdgpu_device *adev, struct amdgpu_vm *vm) { - struct ttm_bo_global *glob = adev->mman.bdev.glob; - struct amdgpu_vm_bo_base *bo_base; - -#if 0 - if (vm->bulk_moveable) { - spin_lock(&glob->lru_lock); - ttm_bo_bulk_move_lru_tail(&vm->lru_bulk_move); - spin_unlock(&glob->lru_lock); - return; - } -#endif - - memset(&vm->lru_bulk_move, 0, sizeof(vm->lru_bulk_move)); - - spin_lock(&glob->lru_lock); - list_for_each_entry(bo_base, &vm->idle, vm_status) { - struct amdgpu_bo *bo = bo_base->bo; - - if (!bo->parent) - continue; - - ttm_bo_move_to_lru_tail(&bo->tbo, &vm->lru_bulk_move); - if (bo->shadow) - ttm_bo_move_to_lru_tail(&bo->shadow->tbo, - &vm->lru_bulk_move); - } - spin_unlock(&glob->lru_lock); - - vm->bulk_moveable = true; + spin_lock(&adev->mman.bdev.lru_lock); + ttm_lru_bulk_move_tail(&vm->lru_bulk_move); + spin_unlock(&adev->mman.bdev.lru_lock); } /** @@ -649,29 +364,34 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, void *param) { struct amdgpu_vm_bo_base *bo_base, *tmp; - int r = 0; - - vm->bulk_moveable &= list_empty(&vm->evicted); + int r; list_for_each_entry_safe(bo_base, tmp, &vm->evicted, vm_status) { struct amdgpu_bo *bo = bo_base->bo; + struct amdgpu_bo *shadow = amdgpu_bo_shadowed(bo); r = validate(param, bo); if (r) - break; + return r; + if (shadow) { + r = validate(param, shadow); + if (r) + return r; + } if (bo->tbo.type != ttm_bo_type_kernel) { amdgpu_vm_bo_moved(bo_base); } else { - vm->update_funcs->map_table(bo); - if (bo->parent) - amdgpu_vm_bo_relocated(bo_base); - else - amdgpu_vm_bo_idle(bo_base); + vm->update_funcs->map_table(to_amdgpu_bo_vm(bo)); + amdgpu_vm_bo_relocated(bo_base); } } - return r; + amdgpu_vm_eviction_lock(vm); + vm->evicting = false; + amdgpu_vm_eviction_unlock(vm); + + return 0; } /** @@ -682,261 +402,17 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, * Check if all VM PDs/PTs are ready for updates * * Returns: - * True if eviction list is empty. + * True if VM is not evicting. */ bool amdgpu_vm_ready(struct amdgpu_vm *vm) { - return list_empty(&vm->evicted); -} - -/** - * amdgpu_vm_clear_bo - initially clear the PDs/PTs - * - * @adev: amdgpu_device pointer - * @vm: VM to clear BO from - * @bo: BO to clear - * - * Root PD needs to be reserved when calling this. - * - * Returns: - * 0 on success, errno otherwise. - */ -static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_bo *bo) -{ - struct ttm_operation_ctx ctx = { true, false }; - unsigned level = adev->vm_manager.root_level; - struct amdgpu_vm_update_params params; - struct amdgpu_bo *ancestor = bo; - unsigned entries, ats_entries; - uint64_t addr; - int r; - - /* Figure out our place in the hierarchy */ - if (ancestor->parent) { - ++level; - while (ancestor->parent->parent) { - ++level; - ancestor = ancestor->parent; - } - } - - entries = amdgpu_bo_size(bo) / 8; - if (!vm->pte_support_ats) { - ats_entries = 0; - - } else if (!bo->parent) { - ats_entries = amdgpu_vm_num_ats_entries(adev); - ats_entries = min(ats_entries, entries); - entries -= ats_entries; - - } else { - struct amdgpu_vm_pt *pt; - - pt = container_of(ancestor->vm_bo, struct amdgpu_vm_pt, base); - ats_entries = amdgpu_vm_num_ats_entries(adev); - if ((pt - vm->root.entries) >= ats_entries) { - ats_entries = 0; - } else { - ats_entries = entries; - entries = 0; - } - } - - r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx); - if (r) - return r; - - if (bo->shadow) { - r = ttm_bo_validate(&bo->shadow->tbo, &bo->shadow->placement, - &ctx); - if (r) - return r; - } - - r = vm->update_funcs->map_table(bo); - if (r) - return r; - - memset(¶ms, 0, sizeof(params)); - params.adev = adev; - params.vm = vm; - - r = vm->update_funcs->prepare(¶ms, AMDGPU_FENCE_OWNER_KFD, NULL); - if (r) - return r; - - addr = 0; - if (ats_entries) { - uint64_t value = 0, flags; - - flags = AMDGPU_PTE_DEFAULT_ATC; - if (level != AMDGPU_VM_PTB) { - /* Handle leaf PDEs as PTEs */ - flags |= AMDGPU_PDE_PTE; - amdgpu_gmc_get_vm_pde(adev, level, &value, &flags); - } - - r = vm->update_funcs->update(¶ms, bo, addr, 0, ats_entries, - value, flags); - if (r) - return r; - - addr += ats_entries * 8; - } - - if (entries) { - uint64_t value = 0, flags = 0; - - if (adev->asic_type >= CHIP_VEGA10) { - if (level != AMDGPU_VM_PTB) { - /* Handle leaf PDEs as PTEs */ - flags |= AMDGPU_PDE_PTE; - amdgpu_gmc_get_vm_pde(adev, level, - &value, &flags); - } else { - /* Workaround for fault priority problem on GMC9 */ - flags = AMDGPU_PTE_EXECUTABLE; - } - } - - r = vm->update_funcs->update(¶ms, bo, addr, 0, entries, - value, flags); - if (r) - return r; - } - - return vm->update_funcs->commit(¶ms, NULL); -} - -/** - * amdgpu_vm_bo_param - fill in parameters for PD/PT allocation - * - * @adev: amdgpu_device pointer - * @vm: requesting vm - * @bp: resulting BO allocation parameters - */ -static void amdgpu_vm_bo_param(struct amdgpu_device *adev, struct amdgpu_vm *vm, - int level, struct amdgpu_bo_param *bp) -{ - memset(bp, 0, sizeof(*bp)); - - bp->size = amdgpu_vm_bo_size(adev, level); - bp->byte_align = AMDGPU_GPU_PAGE_SIZE; - bp->domain = AMDGPU_GEM_DOMAIN_VRAM; - bp->domain = amdgpu_bo_get_preferred_pin_domain(adev, bp->domain); - bp->flags = AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | - AMDGPU_GEM_CREATE_CPU_GTT_USWC; - 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) - bp->flags |= AMDGPU_GEM_CREATE_SHADOW; - bp->type = ttm_bo_type_kernel; - if (vm->root.base.bo) - bp->resv = vm->root.base.bo->tbo.resv; -} - -/** - * amdgpu_vm_alloc_pts - Allocate a specific page table - * - * @adev: amdgpu_device pointer - * @vm: VM to allocate page tables for - * @cursor: Which page table to allocate - * - * Make sure a specific page table or directory is allocated. - * - * Returns: - * 1 if page table needed to be allocated, 0 if page table was already - * allocated, negative errno if an error occurred. - */ -static int amdgpu_vm_alloc_pts(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_vm_pt_cursor *cursor) -{ - struct amdgpu_vm_pt *entry = cursor->entry; - struct amdgpu_bo_param bp; - struct amdgpu_bo *pt; - int r; - - if (cursor->level < AMDGPU_VM_PTB && !entry->entries) { - unsigned num_entries; - - num_entries = amdgpu_vm_num_entries(adev, cursor->level); - entry->entries = kvmalloc_array(num_entries, - sizeof(*entry->entries), - GFP_KERNEL | __GFP_ZERO); - if (!entry->entries) - return -ENOMEM; - } - - if (entry->base.bo) - return 0; - - amdgpu_vm_bo_param(adev, vm, cursor->level, &bp); - - r = amdgpu_bo_create(adev, &bp, &pt); - if (r) - return r; - - /* Keep a reference to the root directory to avoid - * freeing them up in the wrong order. - */ - pt->parent = amdgpu_bo_ref(cursor->parent->base.bo); - amdgpu_vm_bo_base_init(&entry->base, vm, pt); - - r = amdgpu_vm_clear_bo(adev, vm, pt); - if (r) - goto error_free_pt; - - return 0; - -error_free_pt: - amdgpu_bo_unref(&pt->shadow); - amdgpu_bo_unref(&pt); - return r; -} - -/** - * amdgpu_vm_free_table - fre one PD/PT - * - * @entry: PDE to free - */ -static void amdgpu_vm_free_table(struct amdgpu_vm_pt *entry) -{ - if (entry->base.bo) { - entry->base.bo->vm_bo = NULL; - list_del(&entry->base.vm_status); - amdgpu_bo_unref(&entry->base.bo->shadow); - amdgpu_bo_unref(&entry->base.bo); - } - kvfree(entry->entries); - entry->entries = NULL; -} - -/** - * amdgpu_vm_free_pts - free PD/PT levels - * - * @adev: amdgpu device structure - * @vm: amdgpu vm structure - * @start: optional cursor where to start freeing PDs/PTs - * - * Free the page directory or page table level and all sub levels. - */ -static void amdgpu_vm_free_pts(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_vm_pt_cursor *start) -{ - struct amdgpu_vm_pt_cursor cursor; - struct amdgpu_vm_pt *entry; - - vm->bulk_moveable = false; + bool ret; - for_each_amdgpu_vm_pt_dfs_safe(adev, vm, start, cursor, entry) - amdgpu_vm_free_table(entry); + amdgpu_vm_eviction_lock(vm); + ret = !vm->evicting; + amdgpu_vm_eviction_unlock(vm); - if (start) - amdgpu_vm_free_table(start->entry); + return ret && list_empty(&vm->evicted); } /** @@ -1022,7 +498,8 @@ bool amdgpu_vm_need_pipeline_sync(struct amdgpu_ring *ring, * Returns: * 0 on success, errno otherwise. */ -int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, bool need_pipe_sync) +int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, + bool need_pipe_sync) { struct amdgpu_device *adev = ring->adev; unsigned vmhub = ring->funcs->vmhub; @@ -1036,19 +513,27 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, bool need_ id->oa_base != job->oa_base || id->oa_size != job->oa_size); bool vm_flush_needed = job->vm_needs_flush; - bool pasid_mapping_needed = id->pasid != job->pasid || - !id->pasid_mapping || - !dma_fence_is_signaled(id->pasid_mapping); struct dma_fence *fence = NULL; + bool pasid_mapping_needed = false; unsigned patch_offset = 0; + bool update_spm_vmid_needed = (job->vm && (job->vm->reserved_vmid[vmhub] != NULL)); int r; + if (update_spm_vmid_needed && adev->gfx.rlc.funcs->update_spm_vmid) + adev->gfx.rlc.funcs->update_spm_vmid(adev, job->vmid); + if (amdgpu_vmid_had_gpu_reset(adev, id)) { gds_switch_needed = true; vm_flush_needed = true; pasid_mapping_needed = true; } + mutex_lock(&id_mgr->lock); + if (id->pasid != job->pasid || !id->pasid_mapping || + !dma_fence_is_signaled(id->pasid_mapping)) + pasid_mapping_needed = true; + mutex_unlock(&id_mgr->lock); + gds_switch_needed &= !!ring->funcs->emit_gds_switch; vm_flush_needed &= !!ring->funcs->emit_vm_flush && job->vm_pd_addr != AMDGPU_BO_INVALID_OFFSET; @@ -1073,7 +558,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, bool need_ amdgpu_gmc_emit_pasid_mapping(ring, job->vmid, job->pasid); if (vm_flush_needed || pasid_mapping_needed) { - r = amdgpu_fence_emit(ring, &fence, 0); + r = amdgpu_fence_emit(ring, &fence, NULL, 0); if (r) return r; } @@ -1088,13 +573,16 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, bool need_ } if (pasid_mapping_needed) { + mutex_lock(&id_mgr->lock); id->pasid = job->pasid; dma_fence_put(id->pasid_mapping); id->pasid_mapping = dma_fence_get(fence); + mutex_unlock(&id_mgr->lock); } dma_fence_put(fence); - if (ring->funcs->emit_gds_switch && gds_switch_needed) { + if (!ring->is_mes_queue && ring->funcs->emit_gds_switch && + gds_switch_needed) { id->gds_base = job->gds_base; id->gds_size = job->gds_size; id->gws_base = job->gws_base; @@ -1174,88 +662,46 @@ uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr) return result; } -/* - * amdgpu_vm_update_pde - update a single level in the hierarchy - * - * @param: parameters for the update - * @vm: requested vm - * @entry: entry to update - * - * Makes sure the requested entry in parent is up to date. - */ -static int amdgpu_vm_update_pde(struct amdgpu_vm_update_params *params, - struct amdgpu_vm *vm, - struct amdgpu_vm_pt *entry) -{ - struct amdgpu_vm_pt *parent = amdgpu_vm_pt_parent(entry); - struct amdgpu_bo *bo = parent->base.bo, *pbo; - uint64_t pde, pt, flags; - unsigned level; - - for (level = 0, pbo = bo->parent; pbo; ++level) - pbo = pbo->parent; - - level += params->adev->vm_manager.root_level; - amdgpu_gmc_get_pde_for_bo(entry->base.bo, level, &pt, &flags); - pde = (entry - parent->entries) * 8; - return vm->update_funcs->update(params, bo, pde, pt, 1, 0, flags); -} - -/* - * amdgpu_vm_invalidate_pds - mark all PDs as invalid - * - * @adev: amdgpu_device pointer - * @vm: related vm - * - * Mark all PD level as invalid after an error. - */ -static void amdgpu_vm_invalidate_pds(struct amdgpu_device *adev, - struct amdgpu_vm *vm) -{ - struct amdgpu_vm_pt_cursor cursor; - struct amdgpu_vm_pt *entry; - - for_each_amdgpu_vm_pt_dfs_safe(adev, vm, NULL, cursor, entry) - if (entry->base.bo && !entry->base.moved) - amdgpu_vm_bo_relocated(&entry->base); -} - -/* - * amdgpu_vm_update_directories - make sure that all directories are valid +/** + * amdgpu_vm_update_pdes - make sure that all directories are valid * * @adev: amdgpu_device pointer * @vm: requested vm + * @immediate: submit immediately to the paging queue * * Makes sure all directories are up to date. * * Returns: * 0 for success, error for failure. */ -int amdgpu_vm_update_directories(struct amdgpu_device *adev, - struct amdgpu_vm *vm) +int amdgpu_vm_update_pdes(struct amdgpu_device *adev, + struct amdgpu_vm *vm, bool immediate) { struct amdgpu_vm_update_params params; - int r; + struct amdgpu_vm_bo_base *entry; + bool flush_tlb_needed = false; + int r, idx; if (list_empty(&vm->relocated)) return 0; + if (!drm_dev_enter(adev_to_drm(adev), &idx)) + return -ENODEV; + memset(¶ms, 0, sizeof(params)); params.adev = adev; params.vm = vm; + params.immediate = immediate; - r = vm->update_funcs->prepare(¶ms, AMDGPU_FENCE_OWNER_VM, NULL); + r = vm->update_funcs->prepare(¶ms, NULL, AMDGPU_SYNC_EXPLICIT); if (r) - return r; - - while (!list_empty(&vm->relocated)) { - struct amdgpu_vm_pt *entry; + goto error; - entry = list_first_entry(&vm->relocated, struct amdgpu_vm_pt, - base.vm_status); - amdgpu_vm_bo_idle(&entry->base); + list_for_each_entry(entry, &vm->relocated, vm_status) { + /* vm_flush_needed after updating moved PDEs */ + flush_tlb_needed |= entry->moved; - r = amdgpu_vm_update_pde(¶ms, vm, entry); + r = amdgpu_vm_pde_update(¶ms, entry); if (r) goto error; } @@ -1263,405 +709,248 @@ int amdgpu_vm_update_directories(struct amdgpu_device *adev, r = vm->update_funcs->commit(¶ms, &vm->last_update); if (r) goto error; - return 0; -error: - amdgpu_vm_invalidate_pds(adev, vm); - return r; -} - -/** - * amdgpu_vm_update_flags - figure out flags for PTE updates - * - * Make sure to set the right flags for the PTEs at the desired level. - */ -static void amdgpu_vm_update_flags(struct amdgpu_vm_update_params *params, - struct amdgpu_bo *bo, unsigned level, - uint64_t pe, uint64_t addr, - unsigned count, uint32_t incr, - uint64_t flags) + if (flush_tlb_needed) + atomic64_inc(&vm->tlb_seq); -{ - if (level != AMDGPU_VM_PTB) { - flags |= AMDGPU_PDE_PTE; - amdgpu_gmc_get_vm_pde(params->adev, level, &addr, &flags); - - } else if (params->adev->asic_type >= CHIP_VEGA10 && - !(flags & AMDGPU_PTE_VALID) && - !(flags & AMDGPU_PTE_PRT)) { - - /* Workaround for fault priority problem on GMC9 */ - flags |= AMDGPU_PTE_EXECUTABLE; + while (!list_empty(&vm->relocated)) { + entry = list_first_entry(&vm->relocated, + struct amdgpu_vm_bo_base, + vm_status); + amdgpu_vm_bo_idle(entry); } - params->vm->update_funcs->update(params, bo, pe, addr, count, incr, - flags); +error: + drm_dev_exit(idx); + return r; } /** - * amdgpu_vm_fragment - get fragment for PTEs - * - * @params: see amdgpu_vm_update_params definition - * @start: first PTE to handle - * @end: last PTE to handle - * @flags: hw mapping flags - * @frag: resulting fragment size - * @frag_end: end of this fragment + * amdgpu_vm_tlb_seq_cb - make sure to increment tlb sequence + * @fence: unused + * @cb: the callback structure * - * Returns the first possible fragment for the start and end address. + * Increments the tlb sequence to make sure that future CS execute a VM flush. */ -static void amdgpu_vm_fragment(struct amdgpu_vm_update_params *params, - uint64_t start, uint64_t end, uint64_t flags, - unsigned int *frag, uint64_t *frag_end) +static void amdgpu_vm_tlb_seq_cb(struct dma_fence *fence, + struct dma_fence_cb *cb) { - /** - * The MC L1 TLB supports variable sized pages, based on a fragment - * field in the PTE. When this field is set to a non-zero value, page - * granularity is increased from 4KB to (1 << (12 + frag)). The PTE - * flags are considered valid for all PTEs within the fragment range - * and corresponding mappings are assumed to be physically contiguous. - * - * The L1 TLB can store a single PTE for the whole fragment, - * significantly increasing the space available for translation - * caching. This leads to large improvements in throughput when the - * TLB is under pressure. - * - * The L2 TLB distributes small and large fragments into two - * asymmetric partitions. The large fragment cache is significantly - * larger. Thus, we try to use large fragments wherever possible. - * Userspace can support this by aligning virtual base address and - * allocation size to the fragment size. - * - * Starting with Vega10 the fragment size only controls the L1. The L2 - * is now directly feed with small/huge/giant pages from the walker. - */ - unsigned max_frag; - - if (params->adev->asic_type < CHIP_VEGA10) - max_frag = params->adev->vm_manager.fragment_size; - else - max_frag = 31; + struct amdgpu_vm_tlb_seq_cb *tlb_cb; - /* system pages are non continuously */ - if (params->pages_addr) { - *frag = 0; - *frag_end = end; - return; - } - - /* This intentionally wraps around if no bit is set */ - *frag = min((unsigned)ffs(start) - 1, (unsigned)fls64(end - start) - 1); - if (*frag >= max_frag) { - *frag = max_frag; - *frag_end = end & ~((1ULL << max_frag) - 1); - } else { - *frag_end = start + (1 << *frag); - } + tlb_cb = container_of(cb, typeof(*tlb_cb), cb); + atomic64_inc(&tlb_cb->vm->tlb_seq); + kfree(tlb_cb); } /** - * amdgpu_vm_update_ptes - make sure that page tables are valid - * - * @params: see amdgpu_vm_update_params definition - * @start: start of GPU address range - * @end: end of GPU address range - * @dst: destination address to map to, the next dst inside the function - * @flags: mapping flags + * amdgpu_vm_update_range - update a range in the vm page table * - * Update the page tables in the range @start - @end. - * - * Returns: - * 0 for success, -EINVAL for failure. - */ -static int amdgpu_vm_update_ptes(struct amdgpu_vm_update_params *params, - uint64_t start, uint64_t end, - uint64_t dst, uint64_t flags) -{ - struct amdgpu_device *adev = params->adev; - struct amdgpu_vm_pt_cursor cursor; - uint64_t frag_start = start, frag_end; - unsigned int frag; - int r; - - /* figure out the initial fragment */ - amdgpu_vm_fragment(params, frag_start, end, flags, &frag, &frag_end); - - /* walk over the address space and update the PTs */ - amdgpu_vm_pt_start(adev, params->vm, start, &cursor); - while (cursor.pfn < end) { - unsigned shift, parent_shift, mask; - uint64_t incr, entry_end, pe_start; - struct amdgpu_bo *pt; - - r = amdgpu_vm_alloc_pts(params->adev, params->vm, &cursor); - if (r) - return r; - - pt = cursor.entry->base.bo; - - /* The root level can't be a huge page */ - if (cursor.level == adev->vm_manager.root_level) { - if (!amdgpu_vm_pt_descendant(adev, &cursor)) - return -ENOENT; - continue; - } - - shift = amdgpu_vm_level_shift(adev, cursor.level); - parent_shift = amdgpu_vm_level_shift(adev, cursor.level - 1); - if (adev->asic_type < CHIP_VEGA10 && - (flags & AMDGPU_PTE_VALID)) { - /* No huge page support before GMC v9 */ - if (cursor.level != AMDGPU_VM_PTB) { - if (!amdgpu_vm_pt_descendant(adev, &cursor)) - return -ENOENT; - continue; - } - } else if (frag < shift) { - /* We can't use this level when the fragment size is - * smaller than the address shift. Go to the next - * child entry and try again. - */ - if (!amdgpu_vm_pt_descendant(adev, &cursor)) - return -ENOENT; - continue; - } else if (frag >= parent_shift && - cursor.level - 1 != adev->vm_manager.root_level) { - /* If the fragment size is even larger than the parent - * shift we should go up one level and check it again - * unless one level up is the root level. - */ - if (!amdgpu_vm_pt_ancestor(&cursor)) - return -ENOENT; - continue; - } - - /* Looks good so far, calculate parameters for the update */ - incr = (uint64_t)AMDGPU_GPU_PAGE_SIZE << shift; - mask = amdgpu_vm_entries_mask(adev, cursor.level); - pe_start = ((cursor.pfn >> shift) & mask) * 8; - entry_end = (uint64_t)(mask + 1) << shift; - entry_end += cursor.pfn & ~(entry_end - 1); - entry_end = min(entry_end, end); - - do { - uint64_t upd_end = min(entry_end, frag_end); - unsigned nptes = (upd_end - frag_start) >> shift; - - amdgpu_vm_update_flags(params, pt, cursor.level, - pe_start, dst, nptes, incr, - flags | AMDGPU_PTE_FRAG(frag)); - - pe_start += nptes * 8; - dst += (uint64_t)nptes * AMDGPU_GPU_PAGE_SIZE << shift; - - frag_start = upd_end; - if (frag_start >= frag_end) { - /* figure out the next fragment */ - amdgpu_vm_fragment(params, frag_start, end, - flags, &frag, &frag_end); - if (frag < shift) - break; - } - } while (frag_start < entry_end); - - if (amdgpu_vm_pt_descendant(adev, &cursor)) { - /* Free all child entries */ - while (cursor.pfn < frag_start) { - amdgpu_vm_free_pts(adev, params->vm, &cursor); - amdgpu_vm_pt_next(adev, &cursor); - } - - } else if (frag >= shift) { - /* or just move on to the next on the same level. */ - amdgpu_vm_pt_next(adev, &cursor); - } - } - - return 0; -} - -/** - * amdgpu_vm_bo_update_mapping - update a mapping in the vm page table - * - * @adev: amdgpu_device pointer - * @exclusive: fence we need to sync to - * @pages_addr: DMA addresses to use for mapping - * @vm: requested vm + * @adev: amdgpu_device pointer to use for commands + * @vm: the VM to update the range + * @immediate: immediate submission in a page fault + * @unlocked: unlocked invalidation during MM callback + * @flush_tlb: trigger tlb invalidation after update completed + * @resv: fences we need to sync to * @start: start of mapped range * @last: last mapped entry * @flags: flags for the entries - * @addr: addr to set the area to + * @offset: offset into nodes and pages_addr + * @vram_base: base for vram mappings + * @res: ttm_resource to map + * @pages_addr: DMA addresses to use for mapping * @fence: optional resulting fence * * Fill in the page table entries between @start and @last. * * Returns: - * 0 for success, -EINVAL for failure. + * 0 for success, negative erro code for failure. */ -static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, - struct dma_fence *exclusive, - dma_addr_t *pages_addr, - struct amdgpu_vm *vm, - uint64_t start, uint64_t last, - uint64_t flags, uint64_t addr, - struct dma_fence **fence) +int amdgpu_vm_update_range(struct amdgpu_device *adev, struct amdgpu_vm *vm, + bool immediate, bool unlocked, bool flush_tlb, + struct dma_resv *resv, uint64_t start, uint64_t last, + uint64_t flags, uint64_t offset, uint64_t vram_base, + struct ttm_resource *res, dma_addr_t *pages_addr, + struct dma_fence **fence) { struct amdgpu_vm_update_params params; - void *owner = AMDGPU_FENCE_OWNER_VM; - int r; - - memset(¶ms, 0, sizeof(params)); - params.adev = adev; - params.vm = vm; - params.pages_addr = pages_addr; + struct amdgpu_vm_tlb_seq_cb *tlb_cb; + struct amdgpu_res_cursor cursor; + enum amdgpu_sync_mode sync_mode; + int r, idx; - /* sync to everything except eviction fences on unmapping */ - if (!(flags & AMDGPU_PTE_VALID)) - owner = AMDGPU_FENCE_OWNER_KFD; - - r = vm->update_funcs->prepare(¶ms, owner, exclusive); - if (r) - return r; + if (!drm_dev_enter(adev_to_drm(adev), &idx)) + return -ENODEV; - r = amdgpu_vm_update_ptes(¶ms, start, last + 1, addr, flags); - if (r) - return r; - - return vm->update_funcs->commit(¶ms, fence); -} + tlb_cb = kmalloc(sizeof(*tlb_cb), GFP_KERNEL); + if (!tlb_cb) { + r = -ENOMEM; + goto error_unlock; + } -/** - * amdgpu_vm_bo_split_mapping - split a mapping into smaller chunks - * - * @adev: amdgpu_device pointer - * @exclusive: fence we need to sync to - * @pages_addr: DMA addresses to use for mapping - * @vm: requested vm - * @mapping: mapped range and flags to use for the update - * @flags: HW flags for the mapping - * @bo_adev: amdgpu_device pointer that bo actually been allocated - * @nodes: array of drm_mm_nodes with the MC addresses - * @fence: optional resulting fence - * - * Split the mapping into smaller chunks so that each update fits - * into a SDMA IB. - * - * Returns: - * 0 for success, -EINVAL for failure. - */ -static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, - struct dma_fence *exclusive, - dma_addr_t *pages_addr, - struct amdgpu_vm *vm, - struct amdgpu_bo_va_mapping *mapping, - uint64_t flags, - struct amdgpu_device *bo_adev, - struct drm_mm_node *nodes, - struct dma_fence **fence) -{ - unsigned min_linear_pages = 1 << adev->vm_manager.fragment_size; - uint64_t pfn, start = mapping->start; - int r; + /* Vega20+XGMI where PTEs get inadvertently cached in L2 texture cache, + * heavy-weight flush TLB unconditionally. + */ + flush_tlb |= adev->gmc.xgmi.num_physical_nodes && + adev->ip_versions[GC_HWIP][0] == IP_VERSION(9, 4, 0); - /* normally,bo_va->flags only contians READABLE and WIRTEABLE bit go here - * but in case of something, we filter the flags in first place + /* + * On GFX8 and older any 8 PTE block with a valid bit set enters the TLB */ - if (!(mapping->flags & AMDGPU_PTE_READABLE)) - flags &= ~AMDGPU_PTE_READABLE; - if (!(mapping->flags & AMDGPU_PTE_WRITEABLE)) - flags &= ~AMDGPU_PTE_WRITEABLE; + flush_tlb |= adev->ip_versions[GC_HWIP][0] < IP_VERSION(9, 0, 0); - flags &= ~AMDGPU_PTE_EXECUTABLE; - flags |= mapping->flags & AMDGPU_PTE_EXECUTABLE; + memset(¶ms, 0, sizeof(params)); + params.adev = adev; + params.vm = vm; + params.immediate = immediate; + params.pages_addr = pages_addr; + params.unlocked = unlocked; - if (adev->asic_type == CHIP_NAVI10) { - flags &= ~AMDGPU_PTE_MTYPE_NV10_MASK; - flags |= (mapping->flags & AMDGPU_PTE_MTYPE_NV10_MASK); - } else { - flags &= ~AMDGPU_PTE_MTYPE_VG10_MASK; - flags |= (mapping->flags & AMDGPU_PTE_MTYPE_VG10_MASK); - } + /* Implicitly sync to command submissions in the same VM before + * unmapping. Sync to moving fences before mapping. + */ + if (!(flags & AMDGPU_PTE_VALID)) + sync_mode = AMDGPU_SYNC_EQ_OWNER; + else + sync_mode = AMDGPU_SYNC_EXPLICIT; - if ((mapping->flags & AMDGPU_PTE_PRT) && - (adev->asic_type >= CHIP_VEGA10)) { - flags |= AMDGPU_PTE_PRT; - if (adev->asic_type >= CHIP_NAVI10) { - flags |= AMDGPU_PTE_SNOOPED; - flags |= AMDGPU_PTE_LOG; - flags |= AMDGPU_PTE_SYSTEM; - } - flags &= ~AMDGPU_PTE_VALID; + amdgpu_vm_eviction_lock(vm); + if (vm->evicting) { + r = -EBUSY; + goto error_free; } - trace_amdgpu_vm_bo_update(mapping); + if (!unlocked && !dma_fence_is_signaled(vm->last_unlocked)) { + struct dma_fence *tmp = dma_fence_get_stub(); - pfn = mapping->offset >> PAGE_SHIFT; - if (nodes) { - while (pfn >= nodes->size) { - pfn -= nodes->size; - ++nodes; - } + amdgpu_bo_fence(vm->root.bo, vm->last_unlocked, true); + swap(vm->last_unlocked, tmp); + dma_fence_put(tmp); } - do { - dma_addr_t *dma_addr = NULL; - uint64_t max_entries; - uint64_t addr, last; + r = vm->update_funcs->prepare(¶ms, resv, sync_mode); + if (r) + goto error_free; - if (nodes) { - addr = nodes->start << PAGE_SHIFT; - max_entries = (nodes->size - pfn) * - AMDGPU_GPU_PAGES_IN_CPU_PAGE; - } else { - addr = 0; - max_entries = S64_MAX; - } + amdgpu_res_first(pages_addr ? NULL : res, offset, + (last - start + 1) * AMDGPU_GPU_PAGE_SIZE, &cursor); + while (cursor.remaining) { + uint64_t tmp, num_entries, addr; + num_entries = cursor.size >> AMDGPU_GPU_PAGE_SHIFT; if (pages_addr) { - uint64_t count; - - for (count = 1; - count < max_entries / AMDGPU_GPU_PAGES_IN_CPU_PAGE; - ++count) { - uint64_t idx = pfn + count; - - if (pages_addr[idx] != - (pages_addr[idx - 1] + PAGE_SIZE)) - break; + bool contiguous = true; + + if (num_entries > AMDGPU_GPU_PAGES_IN_CPU_PAGE) { + uint64_t pfn = cursor.start >> PAGE_SHIFT; + uint64_t count; + + contiguous = pages_addr[pfn + 1] == + pages_addr[pfn] + PAGE_SIZE; + + tmp = num_entries / + AMDGPU_GPU_PAGES_IN_CPU_PAGE; + for (count = 2; count < tmp; ++count) { + uint64_t idx = pfn + count; + + if (contiguous != (pages_addr[idx] == + pages_addr[idx - 1] + PAGE_SIZE)) + break; + } + num_entries = count * + AMDGPU_GPU_PAGES_IN_CPU_PAGE; } - if (count < min_linear_pages) { - addr = pfn << PAGE_SHIFT; - dma_addr = pages_addr; + if (!contiguous) { + addr = cursor.start; + params.pages_addr = pages_addr; } else { - addr = pages_addr[pfn]; - max_entries = count * AMDGPU_GPU_PAGES_IN_CPU_PAGE; + addr = pages_addr[cursor.start >> PAGE_SHIFT]; + params.pages_addr = NULL; } - } else if (flags & AMDGPU_PTE_VALID) { - addr += bo_adev->vm_manager.vram_base_offset; - addr += pfn << PAGE_SHIFT; + } else if (flags & (AMDGPU_PTE_VALID | AMDGPU_PTE_PRT)) { + addr = vram_base + cursor.start; + } else { + addr = 0; } - last = min((uint64_t)mapping->last, start + max_entries - 1); - r = amdgpu_vm_bo_update_mapping(adev, exclusive, dma_addr, vm, - start, last, flags, addr, - fence); + tmp = start + num_entries; + r = amdgpu_vm_ptes_update(¶ms, start, tmp, addr, flags); if (r) - return r; + goto error_free; - pfn += (last - start + 1) / AMDGPU_GPU_PAGES_IN_CPU_PAGE; - if (nodes && nodes->size == pfn) { - pfn = 0; - ++nodes; + amdgpu_res_next(&cursor, num_entries * AMDGPU_GPU_PAGE_SIZE); + start = tmp; + } + + r = vm->update_funcs->commit(¶ms, fence); + + if (flush_tlb || params.table_freed) { + tlb_cb->vm = vm; + if (fence && *fence && + !dma_fence_add_callback(*fence, &tlb_cb->cb, + amdgpu_vm_tlb_seq_cb)) { + dma_fence_put(vm->last_tlb_flush); + vm->last_tlb_flush = dma_fence_get(*fence); + } else { + amdgpu_vm_tlb_seq_cb(NULL, &tlb_cb->cb); } - start = last + 1; + tlb_cb = NULL; + } - } while (unlikely(start != mapping->last + 1)); +error_free: + kfree(tlb_cb); - return 0; +error_unlock: + amdgpu_vm_eviction_unlock(vm); + drm_dev_exit(idx); + return r; } +void amdgpu_vm_get_memory(struct amdgpu_vm *vm, uint64_t *vram_mem, + uint64_t *gtt_mem, uint64_t *cpu_mem) +{ + struct amdgpu_bo_va *bo_va, *tmp; + + list_for_each_entry_safe(bo_va, tmp, &vm->idle, base.vm_status) { + if (!bo_va->base.bo) + continue; + amdgpu_bo_get_memory(bo_va->base.bo, vram_mem, + gtt_mem, cpu_mem); + } + list_for_each_entry_safe(bo_va, tmp, &vm->evicted, base.vm_status) { + if (!bo_va->base.bo) + continue; + amdgpu_bo_get_memory(bo_va->base.bo, vram_mem, + gtt_mem, cpu_mem); + } + list_for_each_entry_safe(bo_va, tmp, &vm->relocated, base.vm_status) { + if (!bo_va->base.bo) + continue; + amdgpu_bo_get_memory(bo_va->base.bo, vram_mem, + gtt_mem, cpu_mem); + } + list_for_each_entry_safe(bo_va, tmp, &vm->moved, base.vm_status) { + if (!bo_va->base.bo) + continue; + amdgpu_bo_get_memory(bo_va->base.bo, vram_mem, + gtt_mem, cpu_mem); + } + spin_lock(&vm->invalidated_lock); + list_for_each_entry_safe(bo_va, tmp, &vm->invalidated, base.vm_status) { + if (!bo_va->base.bo) + continue; + amdgpu_bo_get_memory(bo_va->base.bo, vram_mem, + gtt_mem, cpu_mem); + } + list_for_each_entry_safe(bo_va, tmp, &vm->done, base.vm_status) { + if (!bo_va->base.bo) + continue; + amdgpu_bo_get_memory(bo_va->base.bo, vram_mem, + gtt_mem, cpu_mem); + } + spin_unlock(&vm->invalidated_lock); +} /** * amdgpu_vm_bo_update - update all BO mappings in the vm page table * @@ -1674,51 +963,65 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, * Returns: * 0 for success, -EINVAL for failure. */ -int amdgpu_vm_bo_update(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va, +int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va, bool clear) { struct amdgpu_bo *bo = bo_va->base.bo; 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 drm_mm_node *nodes; - struct dma_fence *exclusive, **last_update; + struct ttm_resource *mem; + struct dma_fence **last_update; + bool flush_tlb = clear; + struct dma_resv *resv; + uint64_t vram_base; uint64_t flags; - struct amdgpu_device *bo_adev = adev; int r; if (clear || !bo) { mem = NULL; - nodes = NULL; - exclusive = NULL; + resv = vm->root.bo->tbo.base.resv; } else { - struct ttm_dma_tt *ttm; + struct drm_gem_object *obj = &bo->tbo.base; - 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 (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.resource->mem_type == TTM_PL_VRAM) + bo = gem_to_amdgpu_bo(gobj); } - exclusive = reservation_object_get_excl(bo->tbo.resv); + mem = bo->tbo.resource; + if (mem->mem_type == TTM_PL_TT || + mem->mem_type == AMDGPU_PL_PREEMPT) + pages_addr = bo->tbo.ttm->dma_address; } if (bo) { + struct amdgpu_device *bo_adev; + flags = amdgpu_ttm_tt_pte_flags(adev, bo->tbo.ttm, mem); + + if (amdgpu_bo_encrypted(bo)) + flags |= AMDGPU_PTE_TMZ; + bo_adev = amdgpu_ttm_adev(bo->tbo.bdev); + vram_base = bo_adev->vm_manager.vram_base_offset; } else { flags = 0x0; + vram_base = 0; } - if (clear || (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv)) + if (clear || (bo && bo->tbo.base.resv == + vm->root.bo->tbo.base.resv)) last_update = &vm->last_update; else last_update = &bo_va->last_pt_update; if (!clear && bo_va->base.moved) { - bo_va->base.moved = false; + flush_tlb = true; list_splice_init(&bo_va->valids, &bo_va->invalids); } else if (bo_va->cleared != clear) { @@ -1726,27 +1029,39 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, } list_for_each_entry(mapping, &bo_va->invalids, list) { - r = amdgpu_vm_bo_split_mapping(adev, exclusive, pages_addr, vm, - mapping, flags, bo_adev, nodes, - last_update); + uint64_t update_flags = flags; + + /* normally,bo_va->flags only contians READABLE and WIRTEABLE bit go here + * but in case of something, we filter the flags in first place + */ + if (!(mapping->flags & AMDGPU_PTE_READABLE)) + update_flags &= ~AMDGPU_PTE_READABLE; + if (!(mapping->flags & AMDGPU_PTE_WRITEABLE)) + update_flags &= ~AMDGPU_PTE_WRITEABLE; + + /* Apply ASIC specific mapping flags */ + amdgpu_gmc_get_vm_pte(adev, mapping, &update_flags); + + trace_amdgpu_vm_bo_update(mapping); + + r = amdgpu_vm_update_range(adev, vm, false, false, flush_tlb, + resv, mapping->start, mapping->last, + update_flags, mapping->offset, + vram_base, mem, pages_addr, + last_update); if (r) return r; } - if (vm->use_cpu_for_update) { - /* Flush HDP */ - mb(); - amdgpu_asic_flush_hdp(adev, NULL); - } - /* If the BO is not in its preferred location add it back to * the evicted list so that it gets validated again on the * next command submission. */ - if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) { - uint32_t mem_type = bo->tbo.mem.mem_type; + if (bo && bo->tbo.base.resv == vm->root.bo->tbo.base.resv) { + uint32_t mem_type = bo->tbo.resource->mem_type; - if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type))) + if (!(bo->preferred_domains & + amdgpu_mem_type_to_domain(mem_type))) amdgpu_vm_bo_evicted(&bo_va->base); else amdgpu_vm_bo_idle(&bo_va->base); @@ -1756,6 +1071,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, list_splice_init(&bo_va->invalids, &bo_va->valids); bo_va->cleared = clear; + bo_va->base.moved = false; if (trace_amdgpu_vm_bo_mapping_enabled()) { list_for_each_entry(mapping, &bo_va->valids, list) @@ -1879,32 +1195,15 @@ static void amdgpu_vm_free_mapping(struct amdgpu_device *adev, */ static void amdgpu_vm_prt_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) { - struct reservation_object *resv = vm->root.base.bo->tbo.resv; - struct dma_fence *excl, **shared; - unsigned i, shared_count; - int r; - - r = reservation_object_get_fences_rcu(resv, &excl, - &shared_count, &shared); - if (r) { - /* Not enough memory to grab the fence list, as last resort - * block for all the fences to complete. - */ - reservation_object_wait_timeout_rcu(resv, true, false, - MAX_SCHEDULE_TIMEOUT); - return; - } - - /* Add a callback for each fence in the reservation object */ - amdgpu_vm_prt_get(adev); - amdgpu_vm_add_prt_cb(adev, excl); + struct dma_resv *resv = vm->root.bo->tbo.base.resv; + struct dma_resv_iter cursor; + struct dma_fence *fence; - for (i = 0; i < shared_count; ++i) { + dma_resv_for_each_fence(&cursor, resv, DMA_RESV_USAGE_BOOKKEEP, fence) { + /* Add a callback for each fence in the reservation object */ amdgpu_vm_prt_get(adev); - amdgpu_vm_add_prt_cb(adev, shared[i]); + amdgpu_vm_add_prt_cb(adev, fence); } - - kfree(shared); } /** @@ -1926,6 +1225,7 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev, struct amdgpu_vm *vm, struct dma_fence **fence) { + struct dma_resv *resv = vm->root.bo->tbo.base.resv; struct amdgpu_bo_va_mapping *mapping; uint64_t init_pte_value = 0; struct dma_fence *f = NULL; @@ -1940,9 +1240,10 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev, mapping->start < AMDGPU_GMC_HOLE_START) init_pte_value = AMDGPU_PTE_DEFAULT_ATC; - r = amdgpu_vm_bo_update_mapping(adev, NULL, NULL, vm, - mapping->start, mapping->last, - init_pte_value, 0, &f); + r = amdgpu_vm_update_range(adev, vm, false, false, true, resv, + mapping->start, mapping->last, + init_pte_value, 0, 0, NULL, NULL, + &f); amdgpu_vm_free_mapping(adev, vm, mapping, f); if (r) { dma_fence_put(f); @@ -1978,7 +1279,7 @@ int amdgpu_vm_handle_moved(struct amdgpu_device *adev, struct amdgpu_vm *vm) { struct amdgpu_bo_va *bo_va, *tmp; - struct reservation_object *resv; + struct dma_resv *resv; bool clear; int r; @@ -1993,11 +1294,11 @@ int amdgpu_vm_handle_moved(struct amdgpu_device *adev, while (!list_empty(&vm->invalidated)) { bo_va = list_first_entry(&vm->invalidated, struct amdgpu_bo_va, base.vm_status); - resv = bo_va->base.bo->tbo.resv; + resv = bo_va->base.bo->tbo.base.resv; spin_unlock(&vm->invalidated_lock); /* Try to reserve the BO to avoid clearing its ptes */ - if (!amdgpu_vm_debug && reservation_object_trylock(resv)) + if (!amdgpu_vm_debug && dma_resv_trylock(resv)) clear = false; /* Somebody else is using the BO right now */ else @@ -2008,7 +1309,7 @@ int amdgpu_vm_handle_moved(struct amdgpu_device *adev, return r; if (!clear) - reservation_object_unlock(resv); + dma_resv_unlock(resv); spin_lock(&vm->invalidated_lock); } spin_unlock(&vm->invalidated_lock); @@ -2047,14 +1348,14 @@ 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; + + dma_resv_assert_held(bo->tbo.base.resv); + if (amdgpu_dmabuf_is_xgmi_accessible(adev, bo)) { bo_va->is_xgmi = true; - mutex_lock(&adev->vm_manager.lock_pstate); /* Power up XGMI if it can be potentially used */ - if (++adev->vm_manager.xgmi_map_counter == 1) - amdgpu_xgmi_set_pstate(adev, 1); - mutex_unlock(&adev->vm_manager.lock_pstate); + amdgpu_xgmi_set_pstate(adev, AMDGPU_XGMI_PSTATE_MAX_VEGA20); } return bo_va; @@ -2062,7 +1363,7 @@ struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev, /** - * amdgpu_vm_bo_insert_mapping - insert a new mapping + * amdgpu_vm_bo_insert_map - insert a new mapping * * @adev: amdgpu_device pointer * @bo_va: bo_va to store the address @@ -2084,7 +1385,7 @@ static void amdgpu_vm_bo_insert_map(struct amdgpu_device *adev, if (mapping->flags & AMDGPU_PTE_PRT) amdgpu_vm_prt_get(adev); - if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv && + if (bo && bo->tbo.base.resv == vm->root.bo->tbo.base.resv && !bo_va->base.moved) { list_move(&bo_va->base.vm_status, &vm->moved); } @@ -2119,14 +1420,15 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, uint64_t eaddr; /* validate the parameters */ - if (saddr & AMDGPU_GPU_PAGE_MASK || offset & AMDGPU_GPU_PAGE_MASK || - size == 0 || size & AMDGPU_GPU_PAGE_MASK) + if (saddr & ~PAGE_MASK || offset & ~PAGE_MASK || + size == 0 || size & ~PAGE_MASK) return -EINVAL; /* make sure object fit at this offset */ eaddr = saddr + size - 1; if (saddr >= eaddr || - (bo && offset + size > amdgpu_bo_size(bo))) + (bo && offset + size > amdgpu_bo_size(bo)) || + (eaddr >= adev->vm_manager.max_pfn << AMDGPU_GPU_PAGE_SHIFT)) return -EINVAL; saddr /= AMDGPU_GPU_PAGE_SIZE; @@ -2184,14 +1486,15 @@ int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev, int r; /* validate the parameters */ - if (saddr & AMDGPU_GPU_PAGE_MASK || offset & AMDGPU_GPU_PAGE_MASK || - size == 0 || size & AMDGPU_GPU_PAGE_MASK) + if (saddr & ~PAGE_MASK || offset & ~PAGE_MASK || + size == 0 || size & ~PAGE_MASK) return -EINVAL; /* make sure object fit at this offset */ eaddr = saddr + size - 1; if (saddr >= eaddr || - (bo && offset + size > amdgpu_bo_size(bo))) + (bo && offset + size > amdgpu_bo_size(bo)) || + (eaddr >= adev->vm_manager.max_pfn << AMDGPU_GPU_PAGE_SHIFT)) return -EINVAL; /* Allocate all the needed memory */ @@ -2329,7 +1632,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, after->start = eaddr + 1; after->last = tmp->last; after->offset = tmp->offset; - after->offset += after->start - tmp->start; + after->offset += (after->start - tmp->start) << PAGE_SHIFT; after->flags = tmp->flags; after->bo_va = tmp->bo_va; list_add(&after->list, &tmp->bo_va->invalids); @@ -2416,7 +1719,8 @@ void amdgpu_vm_bo_trace_cs(struct amdgpu_vm *vm, struct ww_acquire_ctx *ticket) struct amdgpu_bo *bo; bo = mapping->bo_va->base.bo; - if (READ_ONCE(bo->tbo.resv->lock.ctx) != ticket) + if (dma_resv_locking_ctx(bo->tbo.base.resv) != + ticket) continue; } @@ -2425,7 +1729,7 @@ void amdgpu_vm_bo_trace_cs(struct amdgpu_vm *vm, struct ww_acquire_ctx *ticket) } /** - * amdgpu_vm_bo_rmv - remove a bo to a specific vm + * amdgpu_vm_bo_del - remove a bo from a specific vm * * @adev: amdgpu_device pointer * @bo_va: requested bo_va @@ -2434,7 +1738,7 @@ void amdgpu_vm_bo_trace_cs(struct amdgpu_vm *vm, struct ww_acquire_ctx *ticket) * * Object have to be reserved! */ -void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, +void amdgpu_vm_bo_del(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va) { struct amdgpu_bo_va_mapping *mapping, *next; @@ -2442,9 +1746,12 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, struct amdgpu_vm *vm = bo_va->base.vm; struct amdgpu_vm_bo_base **base; + dma_resv_assert_held(vm->root.bo->tbo.base.resv); + if (bo) { - if (bo->tbo.resv == vm->root.base.bo->tbo.resv) - vm->bulk_moveable = false; + dma_resv_assert_held(bo->tbo.base.resv); + if (bo->tbo.base.resv == vm->root.bo->tbo.base.resv) + ttm_bo_set_bulk_move(&bo->tbo, NULL); for (base = &bo_va->base.bo->vm_bo; *base; base = &(*base)->next) { @@ -2476,17 +1783,47 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, dma_fence_put(bo_va->last_pt_update); - if (bo && bo_va->is_xgmi) { - mutex_lock(&adev->vm_manager.lock_pstate); - if (--adev->vm_manager.xgmi_map_counter == 0) - amdgpu_xgmi_set_pstate(adev, 0); - mutex_unlock(&adev->vm_manager.lock_pstate); - } + if (bo && bo_va->is_xgmi) + amdgpu_xgmi_set_pstate(adev, AMDGPU_XGMI_PSTATE_MIN); kfree(bo_va); } /** + * amdgpu_vm_evictable - check if we can evict a VM + * + * @bo: A page table of the VM. + * + * Check if it is possible to evict a VM. + */ +bool amdgpu_vm_evictable(struct amdgpu_bo *bo) +{ + struct amdgpu_vm_bo_base *bo_base = bo->vm_bo; + + /* Page tables of a destroyed VM can go away immediately */ + if (!bo_base || !bo_base->vm) + return true; + + /* Don't evict VM page tables while they are busy */ + if (!dma_resv_test_signaled(bo->tbo.base.resv, DMA_RESV_USAGE_BOOKKEEP)) + return false; + + /* Try to block ongoing updates */ + if (!amdgpu_vm_eviction_trylock(bo_base->vm)) + return false; + + /* Don't evict VM page tables while they are updated */ + if (!dma_fence_is_signaled(bo_base->vm->last_unlocked)) { + amdgpu_vm_eviction_unlock(bo_base->vm); + return false; + } + + bo_base->vm->evicting = true; + amdgpu_vm_eviction_unlock(bo_base->vm); + return true; +} + +/** * amdgpu_vm_bo_invalidate - mark the bo as invalid * * @adev: amdgpu_device pointer @@ -2501,13 +1838,13 @@ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, struct amdgpu_vm_bo_base *bo_base; /* shadow bo doesn't have bo base, its validation needs its parent */ - if (bo->parent && bo->parent->shadow == bo) + if (bo->parent && (amdgpu_bo_shadowed(bo->parent) == bo)) bo = bo->parent; for (bo_base = bo->vm_bo; bo_base; bo_base = bo_base->next) { struct amdgpu_vm *vm = bo_base->vm; - if (evicted && bo->tbo.resv == vm->root.base.bo->tbo.resv) { + if (evicted && bo->tbo.base.resv == vm->root.bo->tbo.base.resv) { amdgpu_vm_bo_evicted(bo_base); continue; } @@ -2518,7 +1855,7 @@ void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, if (bo->tbo.type == ttm_bo_type_kernel) amdgpu_vm_bo_relocated(bo_base); - else if (bo->tbo.resv == vm->root.base.bo->tbo.resv) + else if (bo->tbo.base.resv == vm->root.bo->tbo.base.resv) amdgpu_vm_bo_moved(bo_base); else amdgpu_vm_bo_invalidated(bo_base); @@ -2648,8 +1985,13 @@ void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t min_vm_size, */ long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout) { - return reservation_object_wait_timeout_rcu(vm->root.base.bo->tbo.resv, - true, true, timeout); + timeout = dma_resv_wait_timeout(vm->root.bo->tbo.base.resv, + DMA_RESV_USAGE_BOOKKEEP, + true, timeout); + if (timeout <= 0) + return timeout; + + return dma_fence_wait_timeout(vm->last_unlocked, true, timeout); } /** @@ -2657,19 +1999,16 @@ long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout) * * @adev: amdgpu_device pointer * @vm: requested vm - * @vm_context: Indicates if it GFX or Compute context - * @pasid: Process address space identifier * * Init @vm fields. * * Returns: * 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 amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) { - struct amdgpu_bo_param bp; - struct amdgpu_bo *root; + struct amdgpu_bo *root_bo; + struct amdgpu_bo_vm *root; int r, i; vm->va = RB_ROOT_CACHED; @@ -2682,28 +2021,31 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, INIT_LIST_HEAD(&vm->invalidated); spin_lock_init(&vm->invalidated_lock); INIT_LIST_HEAD(&vm->freed); + INIT_LIST_HEAD(&vm->done); - /* create scheduler entity for page table updates */ - r = drm_sched_entity_init(&vm->entity, adev->vm_manager.vm_pte_rqs, - adev->vm_manager.vm_pte_num_rqs, NULL); + /* create scheduler entities for page table updates */ + r = drm_sched_entity_init(&vm->immediate, DRM_SCHED_PRIORITY_NORMAL, + adev->vm_manager.vm_pte_scheds, + adev->vm_manager.vm_pte_num_scheds, NULL); if (r) return r; + r = drm_sched_entity_init(&vm->delayed, DRM_SCHED_PRIORITY_NORMAL, + adev->vm_manager.vm_pte_scheds, + adev->vm_manager.vm_pte_num_scheds, NULL); + if (r) + goto error_free_immediate; + vm->pte_support_ats = false; + vm->is_compute_context = false; - if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE) { - vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode & - AMDGPU_VM_USE_CPU_FOR_COMPUTE); + vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode & + AMDGPU_VM_USE_CPU_FOR_GFX); - if (adev->asic_type == CHIP_RAVEN) - vm->pte_support_ats = true; - } else { - vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode & - AMDGPU_VM_USE_CPU_FOR_GFX); - } DRM_DEBUG_DRIVER("VM update mode is %s\n", vm->use_cpu_for_update ? "CPU" : "SDMA"); - WARN_ONCE((vm->use_cpu_for_update && !amdgpu_gmc_vram_full_visible(&adev->gmc)), + WARN_ONCE((vm->use_cpu_for_update && + !amdgpu_gmc_vram_full_visible(&adev->gmc)), "CPU update of VM recommended only for large BAR system\n"); if (vm->use_cpu_for_update) @@ -2711,90 +2053,54 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, else vm->update_funcs = &amdgpu_vm_sdma_funcs; vm->last_update = NULL; + vm->last_unlocked = dma_fence_get_stub(); + vm->last_tlb_flush = dma_fence_get_stub(); - amdgpu_vm_bo_param(adev, vm, adev->vm_manager.root_level, &bp); - if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE) - bp.flags &= ~AMDGPU_GEM_CREATE_SHADOW; - r = amdgpu_bo_create(adev, &bp, &root); - if (r) - goto error_free_sched_entity; + mutex_init(&vm->eviction_lock); + vm->evicting = false; - r = amdgpu_bo_reserve(root, true); + r = amdgpu_vm_pt_create(adev, vm, adev->vm_manager.root_level, + false, &root); + if (r) + goto error_free_delayed; + root_bo = &root->bo; + r = amdgpu_bo_reserve(root_bo, true); if (r) goto error_free_root; - r = reservation_object_reserve_shared(root->tbo.resv, 1); + r = dma_resv_reserve_fences(root_bo->tbo.base.resv, 1); if (r) goto error_unreserve; - amdgpu_vm_bo_base_init(&vm->root.base, vm, root); + amdgpu_vm_bo_base_init(&vm->root, vm, root_bo); - r = amdgpu_vm_clear_bo(adev, vm, root); + r = amdgpu_vm_pt_clear(adev, vm, root, false); if (r) goto error_unreserve; - amdgpu_bo_unreserve(vm->root.base.bo); - - if (pasid) { - unsigned long flags; - - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); - r = idr_alloc(&adev->vm_manager.pasid_idr, vm, pasid, pasid + 1, - GFP_ATOMIC); - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); - if (r < 0) - goto error_free_root; - - vm->pasid = pasid; - } + amdgpu_bo_unreserve(vm->root.bo); INIT_KFIFO(vm->faults); return 0; error_unreserve: - amdgpu_bo_unreserve(vm->root.base.bo); + amdgpu_bo_unreserve(vm->root.bo); error_free_root: - amdgpu_bo_unref(&vm->root.base.bo->shadow); - amdgpu_bo_unref(&vm->root.base.bo); - vm->root.base.bo = NULL; - -error_free_sched_entity: - drm_sched_entity_destroy(&vm->entity); - - return r; -} + amdgpu_bo_unref(&root->shadow); + amdgpu_bo_unref(&root_bo); + vm->root.bo = NULL; -/** - * amdgpu_vm_check_clean_reserved - check if a VM is clean - * - * @adev: amdgpu_device pointer - * @vm: the VM to check - * - * check all entries of the root PD, if any subsequent PDs are allocated, - * it means there are page table creating and filling, and is no a clean - * VM - * - * Returns: - * 0 if this VM is clean - */ -static int amdgpu_vm_check_clean_reserved(struct amdgpu_device *adev, - struct amdgpu_vm *vm) -{ - enum amdgpu_vm_level root = adev->vm_manager.root_level; - unsigned int entries = amdgpu_vm_num_entries(adev, root); - unsigned int i = 0; +error_free_delayed: + dma_fence_put(vm->last_tlb_flush); + dma_fence_put(vm->last_unlocked); + drm_sched_entity_destroy(&vm->delayed); - if (!(vm->root.entries)) - return 0; - - for (i = 0; i < entries; i++) { - if (vm->root.entries[i].base.bo) - return -EINVAL; - } +error_free_immediate: + drm_sched_entity_destroy(&vm->immediate); - return 0; + return r; } /** @@ -2809,7 +2115,6 @@ static int amdgpu_vm_check_clean_reserved(struct amdgpu_device *adev, * Changes the following VM parameters: * - use_cpu_for_update * - pte_supports_ats - * - pasid (old PASID is released, because compute manages its own PASIDs) * * Reinitializes the page directory to reflect the changed ATS * setting. @@ -2817,31 +2122,19 @@ static int amdgpu_vm_check_clean_reserved(struct amdgpu_device *adev, * Returns: * 0 for success, -errno for errors. */ -int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, unsigned int pasid) +int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm) { bool pte_support_ats = (adev->asic_type == CHIP_RAVEN); int r; - r = amdgpu_bo_reserve(vm->root.base.bo, true); + r = amdgpu_bo_reserve(vm->root.bo, true); if (r) return r; /* Sanity checks */ - r = amdgpu_vm_check_clean_reserved(adev, vm); - if (r) + if (!amdgpu_vm_pt_is_root_clean(adev, vm)) { + r = -EINVAL; goto unreserve_bo; - - if (pasid) { - unsigned long flags; - - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); - r = idr_alloc(&adev->vm_manager.pasid_idr, vm, pasid, pasid + 1, - GFP_ATOMIC); - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); - - if (r == -ENOSPC) - goto unreserve_bo; - r = 0; } /* Check if PD needs to be reinitialized and do it before @@ -2849,9 +2142,10 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, uns */ if (pte_support_ats != vm->pte_support_ats) { vm->pte_support_ats = pte_support_ats; - r = amdgpu_vm_clear_bo(adev, vm, vm->root.base.bo); + r = amdgpu_vm_pt_clear(adev, vm, to_amdgpu_bo_vm(vm->root.bo), + false); if (r) - goto free_idr; + goto unreserve_bo; } /* Update VM state */ @@ -2859,41 +2153,32 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, uns AMDGPU_VM_USE_CPU_FOR_COMPUTE); DRM_DEBUG_DRIVER("VM update mode is %s\n", vm->use_cpu_for_update ? "CPU" : "SDMA"); - WARN_ONCE((vm->use_cpu_for_update && !amdgpu_gmc_vram_full_visible(&adev->gmc)), + WARN_ONCE((vm->use_cpu_for_update && + !amdgpu_gmc_vram_full_visible(&adev->gmc)), "CPU update of VM recommended only for large BAR system\n"); - if (vm->pasid) { - unsigned long flags; - - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); - idr_remove(&adev->vm_manager.pasid_idr, vm->pasid); - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); + if (vm->use_cpu_for_update) { + /* Sync with last SDMA update/clear before switching to CPU */ + r = amdgpu_bo_sync_wait(vm->root.bo, + AMDGPU_FENCE_OWNER_UNDEFINED, true); + if (r) + goto unreserve_bo; - /* Free the original amdgpu allocated pasid - * Will be replaced with kfd allocated pasid - */ - amdgpu_pasid_free(vm->pasid); - vm->pasid = 0; + vm->update_funcs = &amdgpu_vm_cpu_funcs; + } else { + vm->update_funcs = &amdgpu_vm_sdma_funcs; } + dma_fence_put(vm->last_update); + vm->last_update = NULL; + vm->is_compute_context = true; /* Free the shadow bo for compute VM */ - amdgpu_bo_unref(&vm->root.base.bo->shadow); - - if (pasid) - vm->pasid = pasid; + amdgpu_bo_unref(&to_amdgpu_bo_vm(vm->root.bo)->shadow); goto unreserve_bo; -free_idr: - if (pasid) { - unsigned long flags; - - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); - idr_remove(&adev->vm_manager.pasid_idr, pasid); - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); - } unreserve_bo: - amdgpu_bo_unreserve(vm->root.base.bo); + amdgpu_bo_unreserve(vm->root.bo); return r; } @@ -2907,14 +2192,8 @@ unreserve_bo: */ void amdgpu_vm_release_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm) { - if (vm->pasid) { - unsigned long flags; - - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); - idr_remove(&adev->vm_manager.pasid_idr, vm->pasid); - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); - } - vm->pasid = 0; + amdgpu_vm_set_pasid(adev, vm, 0); + vm->is_compute_context = false; } /** @@ -2931,19 +2210,39 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) struct amdgpu_bo_va_mapping *mapping, *tmp; bool prt_fini_needed = !!adev->gmc.gmc_funcs->set_prt; struct amdgpu_bo *root; - int i, r; + unsigned long flags; + int i; amdgpu_amdkfd_gpuvm_destroy_cb(adev, vm); - if (vm->pasid) { - unsigned long flags; + root = amdgpu_bo_ref(vm->root.bo); + amdgpu_bo_reserve(root, true); + amdgpu_vm_set_pasid(adev, vm, 0); + dma_fence_wait(vm->last_unlocked, false); + dma_fence_put(vm->last_unlocked); + dma_fence_wait(vm->last_tlb_flush, false); + /* Make sure that all fence callbacks have completed */ + spin_lock_irqsave(vm->last_tlb_flush->lock, flags); + spin_unlock_irqrestore(vm->last_tlb_flush->lock, flags); + dma_fence_put(vm->last_tlb_flush); + + list_for_each_entry_safe(mapping, tmp, &vm->freed, list) { + if (mapping->flags & AMDGPU_PTE_PRT && prt_fini_needed) { + amdgpu_vm_prt_fini(adev, vm); + prt_fini_needed = false; + } - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); - idr_remove(&adev->vm_manager.pasid_idr, vm->pasid); - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); + list_del(&mapping->list); + amdgpu_vm_free_mapping(adev, vm, mapping, NULL); } - drm_sched_entity_destroy(&vm->entity); + amdgpu_vm_pt_free_root(adev, vm); + amdgpu_bo_unreserve(root); + amdgpu_bo_unref(&root); + WARN_ON(vm->root.bo); + + drm_sched_entity_destroy(&vm->immediate); + drm_sched_entity_destroy(&vm->delayed); if (!RB_EMPTY_ROOT(&vm->va.rb_root)) { dev_err(adev->dev, "still active bo inside vm\n"); @@ -2956,26 +2255,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) list_del(&mapping->list); kfree(mapping); } - list_for_each_entry_safe(mapping, tmp, &vm->freed, list) { - if (mapping->flags & AMDGPU_PTE_PRT && prt_fini_needed) { - amdgpu_vm_prt_fini(adev, vm); - prt_fini_needed = false; - } - - list_del(&mapping->list); - amdgpu_vm_free_mapping(adev, vm, mapping, NULL); - } - root = amdgpu_bo_ref(vm->root.base.bo); - r = amdgpu_bo_reserve(root, true); - if (r) { - dev_err(adev->dev, "Leaking page tables because BO reservation failed\n"); - } else { - amdgpu_vm_free_pts(adev, vm, NULL); - amdgpu_bo_unreserve(root); - } - amdgpu_bo_unref(&root); - WARN_ON(vm->root.base.bo); dma_fence_put(vm->last_update); for (i = 0; i < AMDGPU_MAX_VMHUBS; i++) amdgpu_vmid_free_reserved(adev, vm, i); @@ -2992,6 +2272,12 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev) { unsigned i; + /* Concurrent flushes are only possible starting with Vega10 and + * are broken on Navi10 and Navi14. + */ + adev->vm_manager.concurrent_flush = !(adev->asic_type < CHIP_VEGA10 || + adev->asic_type == CHIP_NAVI10 || + adev->asic_type == CHIP_NAVI14); amdgpu_vmid_mgr_init(adev); adev->vm_manager.fence_context = @@ -3018,11 +2304,7 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev) adev->vm_manager.vm_update_mode = 0; #endif - idr_init(&adev->vm_manager.pasid_idr); - spin_lock_init(&adev->vm_manager.pasid_lock); - - adev->vm_manager.xgmi_map_counter = 0; - mutex_init(&adev->vm_manager.lock_pstate); + xa_init_flags(&adev->vm_manager.pasids, XA_FLAGS_LOCK_IRQ); } /** @@ -3034,8 +2316,8 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev) */ void amdgpu_vm_manager_fini(struct amdgpu_device *adev) { - WARN_ON(!idr_is_empty(&adev->vm_manager.pasid_idr)); - idr_destroy(&adev->vm_manager.pasid_idr); + WARN_ON(!xa_empty(&adev->vm_manager.pasids)); + xa_destroy(&adev->vm_manager.pasids); amdgpu_vmid_mgr_fini(adev); } @@ -3053,19 +2335,36 @@ 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; switch (args->in.op) { case AMDGPU_VM_OP_RESERVE_VMID: - /* current, we only have requirement to reserve vmid from gfxhub */ - r = amdgpu_vmid_alloc_reserved(adev, &fpriv->vm, AMDGPU_GFXHUB); + /* We only have requirement to reserve vmid from gfxhub */ + r = amdgpu_vmid_alloc_reserved(adev, &fpriv->vm, + AMDGPU_GFXHUB_0); if (r) return r; break; case AMDGPU_VM_OP_UNRESERVE_VMID: - amdgpu_vmid_free_reserved(adev, &fpriv->vm, AMDGPU_GFXHUB); + if (amdgpu_sriov_runtime(adev)) + timeout = 8 * timeout; + + /* Wait vm idle to make sure the vmid set in SPM_VMID is + * not referenced anymore. + */ + r = amdgpu_bo_reserve(fpriv->vm.root.bo, true); + if (r) + return r; + + r = amdgpu_vm_wait_idle(&fpriv->vm, timeout); + if (r < 0) + return r; + + amdgpu_bo_unreserve(fpriv->vm.root.bo); + amdgpu_vmid_free_reserved(adev, &fpriv->vm, AMDGPU_GFXHUB_0); break; default: return -EINVAL; @@ -3081,19 +2380,19 @@ 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; unsigned long flags; - spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags); + xa_lock_irqsave(&adev->vm_manager.pasids, flags); - vm = idr_find(&adev->vm_manager.pasid_idr, pasid); + vm = xa_load(&adev->vm_manager.pasids, pasid); if (vm) *task_info = vm->task_info; - spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); + xa_unlock_irqrestore(&adev->vm_manager.pasids, flags); } /** @@ -3103,13 +2402,210 @@ void amdgpu_vm_get_task_info(struct amdgpu_device *adev, unsigned int pasid, */ void amdgpu_vm_set_task_info(struct amdgpu_vm *vm) { - if (!vm->task_info.pid) { - vm->task_info.pid = current->pid; - get_task_comm(vm->task_info.task_name, current); + if (vm->task_info.pid) + return; - if (current->group_leader->mm == current->mm) { - vm->task_info.tgid = current->group_leader->pid; - get_task_comm(vm->task_info.process_name, current->group_leader); - } + vm->task_info.pid = current->pid; + get_task_comm(vm->task_info.task_name, current); + + if (current->group_leader->mm != current->mm) + return; + + vm->task_info.tgid = current->group_leader->pid; + get_task_comm(vm->task_info.process_name, current->group_leader); +} + +/** + * amdgpu_vm_handle_fault - graceful handling of VM faults. + * @adev: amdgpu device pointer + * @pasid: PASID of the VM + * @addr: Address of the fault + * @write_fault: true is write fault, false is read fault + * + * 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, u32 pasid, + uint64_t addr, bool write_fault) +{ + bool is_compute_context = false; + struct amdgpu_bo *root; + unsigned long irqflags; + uint64_t value, flags; + struct amdgpu_vm *vm; + int r; + + xa_lock_irqsave(&adev->vm_manager.pasids, irqflags); + vm = xa_load(&adev->vm_manager.pasids, pasid); + if (vm) { + root = amdgpu_bo_ref(vm->root.bo); + is_compute_context = vm->is_compute_context; + } else { + root = NULL; + } + xa_unlock_irqrestore(&adev->vm_manager.pasids, irqflags); + + if (!root) + return false; + + addr /= AMDGPU_GPU_PAGE_SIZE; + + if (is_compute_context && + !svm_range_restore_pages(adev, pasid, addr, write_fault)) { + amdgpu_bo_unref(&root); + return true; + } + + r = amdgpu_bo_reserve(root, true); + if (r) + goto error_unref; + + /* Double check that the VM still exists */ + xa_lock_irqsave(&adev->vm_manager.pasids, irqflags); + vm = xa_load(&adev->vm_manager.pasids, pasid); + if (vm && vm->root.bo != root) + vm = NULL; + xa_unlock_irqrestore(&adev->vm_manager.pasids, irqflags); + if (!vm) + goto error_unlock; + + flags = AMDGPU_PTE_VALID | AMDGPU_PTE_SNOOPED | + AMDGPU_PTE_SYSTEM; + + if (is_compute_context) { + /* Intentionally setting invalid PTE flag + * combination to force a no-retry-fault + */ + flags = AMDGPU_PTE_EXECUTABLE | AMDGPU_PDE_PTE | + AMDGPU_PTE_TF; + value = 0; + } else if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_NEVER) { + /* Redirect the access to the dummy page */ + value = adev->dummy_page_addr; + flags |= AMDGPU_PTE_EXECUTABLE | AMDGPU_PTE_READABLE | + AMDGPU_PTE_WRITEABLE; + + } else { + /* Let the hw retry silently on the PTE */ + value = 0; } + + r = dma_resv_reserve_fences(root->tbo.base.resv, 1); + if (r) { + pr_debug("failed %d to reserve fence slot\n", r); + goto error_unlock; + } + + r = amdgpu_vm_update_range(adev, vm, true, false, false, NULL, addr, + addr, flags, value, 0, NULL, NULL, NULL); + if (r) + goto error_unlock; + + r = amdgpu_vm_update_pdes(adev, vm, true); + +error_unlock: + amdgpu_bo_unreserve(root); + if (r < 0) + DRM_ERROR("Can't handle page fault (%d)\n", r); + +error_unref: + amdgpu_bo_unref(&root); + + return false; } + +#if defined(CONFIG_DEBUG_FS) +/** + * amdgpu_debugfs_vm_bo_info - print BO info for the VM + * + * @vm: Requested VM for printing BO info + * @m: debugfs file + * + * Print BO information in debugfs file for the VM + */ +void amdgpu_debugfs_vm_bo_info(struct amdgpu_vm *vm, struct seq_file *m) +{ + struct amdgpu_bo_va *bo_va, *tmp; + u64 total_idle = 0; + u64 total_evicted = 0; + u64 total_relocated = 0; + u64 total_moved = 0; + u64 total_invalidated = 0; + u64 total_done = 0; + unsigned int total_idle_objs = 0; + unsigned int total_evicted_objs = 0; + unsigned int total_relocated_objs = 0; + unsigned int total_moved_objs = 0; + unsigned int total_invalidated_objs = 0; + unsigned int total_done_objs = 0; + unsigned int id = 0; + + seq_puts(m, "\tIdle BOs:\n"); + list_for_each_entry_safe(bo_va, tmp, &vm->idle, base.vm_status) { + if (!bo_va->base.bo) + continue; + total_idle += amdgpu_bo_print_info(id++, bo_va->base.bo, m); + } + total_idle_objs = id; + id = 0; + + seq_puts(m, "\tEvicted BOs:\n"); + list_for_each_entry_safe(bo_va, tmp, &vm->evicted, base.vm_status) { + if (!bo_va->base.bo) + continue; + total_evicted += amdgpu_bo_print_info(id++, bo_va->base.bo, m); + } + total_evicted_objs = id; + id = 0; + + seq_puts(m, "\tRelocated BOs:\n"); + list_for_each_entry_safe(bo_va, tmp, &vm->relocated, base.vm_status) { + if (!bo_va->base.bo) + continue; + total_relocated += amdgpu_bo_print_info(id++, bo_va->base.bo, m); + } + total_relocated_objs = id; + id = 0; + + seq_puts(m, "\tMoved BOs:\n"); + list_for_each_entry_safe(bo_va, tmp, &vm->moved, base.vm_status) { + if (!bo_va->base.bo) + continue; + total_moved += amdgpu_bo_print_info(id++, bo_va->base.bo, m); + } + total_moved_objs = id; + id = 0; + + seq_puts(m, "\tInvalidated BOs:\n"); + spin_lock(&vm->invalidated_lock); + list_for_each_entry_safe(bo_va, tmp, &vm->invalidated, base.vm_status) { + if (!bo_va->base.bo) + continue; + total_invalidated += amdgpu_bo_print_info(id++, bo_va->base.bo, m); + } + total_invalidated_objs = id; + id = 0; + + seq_puts(m, "\tDone BOs:\n"); + list_for_each_entry_safe(bo_va, tmp, &vm->done, base.vm_status) { + if (!bo_va->base.bo) + continue; + total_done += amdgpu_bo_print_info(id++, bo_va->base.bo, m); + } + spin_unlock(&vm->invalidated_lock); + total_done_objs = id; + + seq_printf(m, "\tTotal idle size: %12lld\tobjs:\t%d\n", total_idle, + total_idle_objs); + seq_printf(m, "\tTotal evicted size: %12lld\tobjs:\t%d\n", total_evicted, + total_evicted_objs); + seq_printf(m, "\tTotal relocated size: %12lld\tobjs:\t%d\n", total_relocated, + total_relocated_objs); + seq_printf(m, "\tTotal moved size: %12lld\tobjs:\t%d\n", total_moved, + total_moved_objs); + seq_printf(m, "\tTotal invalidated size: %12lld\tobjs:\t%d\n", total_invalidated, + total_invalidated_objs); + seq_printf(m, "\tTotal done size: %12lld\tobjs:\t%d\n", total_done, + total_done_objs); +} +#endif |