1 /* SPDX-License-Identifier: MIT */
12  * xe_svm_devm_owner() - Return the owner of device private memory
16  * hmm_range_fault()-
37 /** struct xe_svm_range - SVM range */
47 	 * @tile_present: Tile mask of binding is present for this range.
52 	 * @tile_invalidated: Tile mask of binding is invalidated for this
59  * xe_svm_range_pages_valid() - SVM range pages valid
66 	return drm_gpusvm_range_pages_valid(range->base.gpusvm, &range->base);  in xe_svm_range_pages_valid()
69 int xe_devm_add(struct xe_tile *tile, struct xe_vram_region *vr);
87 int xe_svm_alloc_vram(struct xe_tile *tile, struct xe_svm_range *range,
111 struct drm_pagemap *xe_vma_resolve_pagemap(struct xe_vma *vma, struct xe_tile *tile);
114  * xe_svm_range_has_dma_mapping() - SVM range has DMA mapping
121 	lockdep_assert_held(&range->base.gpusvm->notifier_lock);  in xe_svm_range_has_dma_mapping()
122 	return range->base.pages.flags.has_dma_mapping;  in xe_svm_range_has_dma_mapping()
126  * to_xe_range - Convert a drm_gpusvm_range pointer to a xe_svm_range
127  * @r: Pointer to the drm_gpusvm_range structure
134 static inline struct xe_svm_range *to_xe_range(struct drm_gpusvm_range *r)  in to_xe_range()  argument
136 	return container_of(r, struct xe_svm_range, base);  in to_xe_range()
140  * xe_svm_range_start() - SVM range start address
147 	return drm_gpusvm_range_start(&range->base);  in xe_svm_range_start()
151  * xe_svm_range_end() - SVM range end address
158 	return drm_gpusvm_range_end(&range->base);  in xe_svm_range_end()
162  * xe_svm_range_size() - SVM range size
169 	return drm_gpusvm_range_size(&range->base);  in xe_svm_range_size()
207 int xe_devm_add(struct xe_tile *tile, struct xe_vram_region *vr)  in xe_devm_add()  argument
216 	return drm_gpusvm_init(&vm->svm.gpusvm, "Xe SVM (simple)", &vm->xe->drm,  in xe_svm_init()
227 	xe_assert(vm->xe, xe_vm_is_closed(vm));  in xe_svm_fini()
228 	drm_gpusvm_fini(&vm->svm.gpusvm);  in xe_svm_fini()
263 xe_svm_alloc_vram(struct xe_tile *tile, struct xe_svm_range *range,  in xe_svm_alloc_vram()  argument
266 	return -EOPNOTSUPP;  in xe_svm_alloc_vram()
273 	return ERR_PTR(-EINVAL);  in xe_svm_range_find_or_insert()
280 	return -EINVAL;  in xe_svm_range_get_pages()
283 static inline struct xe_svm_range *to_xe_range(struct drm_gpusvm_range *r)  in to_xe_range()  argument
341 struct drm_pagemap *xe_vma_resolve_pagemap(struct xe_vma *vma, struct xe_tile *tile)  in xe_vma_resolve_pagemap()  argument
354 	lockdep_assert_held_write(&(vm__)->svm.gpusvm.notifier_lock)
357 	lockdep_assert_held_read(&(vm__)->svm.gpusvm.notifier_lock)
360 	drm_gpusvm_notifier_lock(&(vm__)->svm.gpusvm)
363 	down_read_interruptible(&(vm__)->svm.gpusvm.notifier_lock)
366 	drm_gpusvm_notifier_unlock(&(vm__)->svm.gpusvm)