diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_ppgtt.c')
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_ppgtt.c | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_ppgtt.c b/drivers/gpu/drm/i915/gt/intel_ppgtt.c index 083b3090c69c..d91e2beb7517 100644 --- a/drivers/gpu/drm/i915/gt/intel_ppgtt.c +++ b/drivers/gpu/drm/i915/gt/intel_ppgtt.c @@ -12,7 +12,7 @@ #include "gen6_ppgtt.h" #include "gen8_ppgtt.h" -struct i915_page_table *alloc_pt(struct i915_address_space *vm) +struct i915_page_table *alloc_pt(struct i915_address_space *vm, int sz) { struct i915_page_table *pt; @@ -20,12 +20,13 @@ struct i915_page_table *alloc_pt(struct i915_address_space *vm) if (unlikely(!pt)) return ERR_PTR(-ENOMEM); - pt->base = vm->alloc_pt_dma(vm, I915_GTT_PAGE_SIZE_4K); + pt->base = vm->alloc_pt_dma(vm, sz); if (IS_ERR(pt->base)) { kfree(pt); return ERR_PTR(-ENOMEM); } + pt->is_compact = false; atomic_set(&pt->used, 0); return pt; } @@ -179,32 +180,34 @@ struct i915_ppgtt *i915_ppgtt_create(struct intel_gt *gt, void ppgtt_bind_vma(struct i915_address_space *vm, struct i915_vm_pt_stash *stash, - struct i915_vma *vma, + struct i915_vma_resource *vma_res, enum i915_cache_level cache_level, u32 flags) { u32 pte_flags; - if (!test_bit(I915_VMA_ALLOC_BIT, __i915_vma_flags(vma))) { - vm->allocate_va_range(vm, stash, vma->node.start, vma->size); - set_bit(I915_VMA_ALLOC_BIT, __i915_vma_flags(vma)); + if (!vma_res->allocated) { + vm->allocate_va_range(vm, stash, vma_res->start, + vma_res->vma_size); + vma_res->allocated = true; } /* Applicable to VLV, and gen8+ */ pte_flags = 0; - if (i915_gem_object_is_readonly(vma->obj)) + if (vma_res->bi.readonly) pte_flags |= PTE_READ_ONLY; - if (i915_gem_object_is_lmem(vma->obj)) + if (vma_res->bi.lmem) pte_flags |= PTE_LM; - vm->insert_entries(vm, vma, cache_level, pte_flags); + vm->insert_entries(vm, vma_res, cache_level, pte_flags); wmb(); } -void ppgtt_unbind_vma(struct i915_address_space *vm, struct i915_vma *vma) +void ppgtt_unbind_vma(struct i915_address_space *vm, + struct i915_vma_resource *vma_res) { - if (test_and_clear_bit(I915_VMA_ALLOC_BIT, __i915_vma_flags(vma))) - vm->clear_range(vm, vma->node.start, vma->size); + if (vma_res->allocated) + vm->clear_range(vm, vma_res->start, vma_res->vma_size); } static unsigned long pd_count(u64 size, int shift) @@ -218,17 +221,25 @@ int i915_vm_alloc_pt_stash(struct i915_address_space *vm, u64 size) { unsigned long count; - int shift, n; + int shift, n, pt_sz; shift = vm->pd_shift; if (!shift) return 0; + pt_sz = stash->pt_sz; + if (!pt_sz) + pt_sz = I915_GTT_PAGE_SIZE_4K; + else + GEM_BUG_ON(!IS_DGFX(vm->i915)); + + GEM_BUG_ON(!is_power_of_2(pt_sz)); + count = pd_count(size, shift); while (count--) { struct i915_page_table *pt; - pt = alloc_pt(vm); + pt = alloc_pt(vm, pt_sz); if (IS_ERR(pt)) { i915_vm_free_pt_stash(vm, stash); return PTR_ERR(pt); |