| /Linux-v5.10/drivers/staging/android/ion/ |
| D | ion_heap.c | 20 void *ion_heap_map_kernel(struct ion_heap *heap, in ion_heap_map_kernel() argument
54 void ion_heap_unmap_kernel(struct ion_heap *heap, in ion_heap_unmap_kernel() argument
60 int ion_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer, in ion_heap_map_user() argument
130 void ion_heap_freelist_add(struct ion_heap *heap, struct ion_buffer *buffer) in ion_heap_freelist_add() argument
132 spin_lock(&heap->free_lock); in ion_heap_freelist_add()
133 list_add(&buffer->list, &heap->free_list); in ion_heap_freelist_add()
134 heap->free_list_size += buffer->size; in ion_heap_freelist_add()
135 spin_unlock(&heap->free_lock); in ion_heap_freelist_add()
136 wake_up(&heap->waitqueue); in ion_heap_freelist_add()
139 size_t ion_heap_freelist_size(struct ion_heap *heap) in ion_heap_freelist_size() argument
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| D | ion.c | 33 static struct ion_buffer *ion_buffer_create(struct ion_heap *heap, in ion_buffer_create() argument
45 buffer->heap = heap; in ion_buffer_create()
50 ret = heap->ops->allocate(heap, buffer, len, flags); in ion_buffer_create()
53 if (!(heap->flags & ION_HEAP_FLAG_DEFER_FREE)) in ion_buffer_create()
56 ion_heap_freelist_drain(heap, 0); in ion_buffer_create()
57 ret = heap->ops->allocate(heap, buffer, len, flags); in ion_buffer_create()
68 spin_lock(&heap->stat_lock); in ion_buffer_create()
69 heap->num_of_buffers++; in ion_buffer_create()
70 heap->num_of_alloc_bytes += len; in ion_buffer_create()
71 if (heap->num_of_alloc_bytes > heap->alloc_bytes_wm) in ion_buffer_create()
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| D | ion_system_heap.c | 43 struct ion_heap heap; member
47 static struct page *alloc_buffer_page(struct ion_system_heap *heap, in alloc_buffer_page() argument
51 struct ion_page_pool *pool = heap->pools[order_to_index(order)]; in alloc_buffer_page()
56 static void free_buffer_page(struct ion_system_heap *heap, in free_buffer_page() argument
68 pool = heap->pools[order_to_index(order)]; in free_buffer_page()
73 static struct page *alloc_largest_available(struct ion_system_heap *heap, in alloc_largest_available() argument
87 page = alloc_buffer_page(heap, buffer, orders[i]); in alloc_largest_available()
97 static int ion_system_heap_allocate(struct ion_heap *heap, in ion_system_heap_allocate() argument
102 struct ion_system_heap *sys_heap = container_of(heap, in ion_system_heap_allocate()
104 heap); in ion_system_heap_allocate()
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| D | ion.h | 43 struct ion_heap *heap; member
86 int (*allocate)(struct ion_heap *heap,
90 void * (*map_kernel)(struct ion_heap *heap, struct ion_buffer *buffer);
91 void (*unmap_kernel)(struct ion_heap *heap, struct ion_buffer *buffer);
94 int (*shrink)(struct ion_heap *heap, gfp_t gfp_mask, int nr_to_scan);
169 void ion_device_add_heap(struct ion_heap *heap);
175 void *ion_heap_map_kernel(struct ion_heap *heap, struct ion_buffer *buffer);
176 void ion_heap_unmap_kernel(struct ion_heap *heap, struct ion_buffer *buffer);
177 int ion_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer,
189 int ion_heap_init_shrinker(struct ion_heap *heap);
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| D | ion_cma_heap.c | 20 struct ion_heap heap; member
24 #define to_cma_heap(x) container_of(x, struct ion_cma_heap, heap)
27 static int ion_cma_allocate(struct ion_heap *heap, struct ion_buffer *buffer, in ion_cma_allocate() argument
31 struct ion_cma_heap *cma_heap = to_cma_heap(heap); in ion_cma_allocate()
85 struct ion_cma_heap *cma_heap = to_cma_heap(buffer->heap); in ion_cma_free()
113 cma_heap->heap.ops = &ion_cma_ops; in __ion_cma_heap_create()
115 cma_heap->heap.type = ION_HEAP_TYPE_DMA; in __ion_cma_heap_create()
116 return &cma_heap->heap; in __ion_cma_heap_create()
121 struct ion_heap *heap; in __ion_add_cma_heaps() local
123 heap = __ion_cma_heap_create(cma); in __ion_add_cma_heaps()
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| D | Kconfig | 15 bool "Ion system heap"
18 Choose this option to enable the Ion system heap. The system heap
22 bool "Ion CMA heap support"
25 Choose this option to enable CMA heaps with Ion. This heap is backed
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| /Linux-v5.10/include/linux/ |
| D | min_heap.h | 35 void min_heapify(struct min_heap *heap, int pos, in min_heapify() argument
39 void *data = heap->data; in min_heapify()
42 if (pos * 2 + 1 >= heap->nr) in min_heapify()
51 if (pos * 2 + 2 < heap->nr) { in min_heapify()
68 void min_heapify_all(struct min_heap *heap, in min_heapify_all() argument
73 for (i = heap->nr / 2; i >= 0; i--) in min_heapify_all()
74 min_heapify(heap, i, func); in min_heapify_all()
79 void min_heap_pop(struct min_heap *heap, in min_heap_pop() argument
82 void *data = heap->data; in min_heap_pop()
84 if (WARN_ONCE(heap->nr <= 0, "Popping an empty heap")) in min_heap_pop()
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| D | dma-heap.h | 24 int (*allocate)(struct dma_heap *heap,
51 void *dma_heap_get_drvdata(struct dma_heap *heap);
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| /Linux-v5.10/lib/ |
| D | test_min_heap.c | 33 struct min_heap *heap, in pop_verify_heap() argument
36 int *values = heap->data; in pop_verify_heap()
41 min_heap_pop(heap, funcs); in pop_verify_heap()
42 while (heap->nr > 0) { in pop_verify_heap()
57 min_heap_pop(heap, funcs); in pop_verify_heap()
66 struct min_heap heap = { in test_heapify_all() local
79 min_heapify_all(&heap, &funcs); in test_heapify_all()
80 err = pop_verify_heap(min_heap, &heap, &funcs); in test_heapify_all()
84 heap.nr = ARRAY_SIZE(values); in test_heapify_all()
85 for (i = 0; i < heap.nr; i++) in test_heapify_all()
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| /Linux-v5.10/drivers/dma-buf/ |
| D | dma-heap.c | 51 static int dma_heap_buffer_alloc(struct dma_heap *heap, size_t len, in dma_heap_buffer_alloc() argument
63 return heap->ops->allocate(heap, len, fd_flags, heap_flags); in dma_heap_buffer_alloc()
68 struct dma_heap *heap; in dma_heap_open() local
70 heap = xa_load(&dma_heap_minors, iminor(inode)); in dma_heap_open()
71 if (!heap) { in dma_heap_open()
77 file->private_data = heap; in dma_heap_open()
86 struct dma_heap *heap = file->private_data; in dma_heap_ioctl_allocate() local
98 fd = dma_heap_buffer_alloc(heap, heap_allocation->len, in dma_heap_ioctl_allocate()
188 void *dma_heap_get_drvdata(struct dma_heap *heap) in dma_heap_get_drvdata() argument
190 return heap->priv; in dma_heap_get_drvdata()
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| /Linux-v5.10/fs/ubifs/ |
| D | lprops.c | 50 static void move_up_lpt_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, in move_up_lpt_heap() argument
63 val2 = get_heap_comp_val(heap->arr[ppos], cat); in move_up_lpt_heap()
67 heap->arr[ppos]->hpos = hpos; in move_up_lpt_heap()
68 heap->arr[hpos] = heap->arr[ppos]; in move_up_lpt_heap()
69 heap->arr[ppos] = lprops; in move_up_lpt_heap()
87 static void adjust_lpt_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, in adjust_lpt_heap() argument
97 val2 = get_heap_comp_val(heap->arr[ppos], cat); in adjust_lpt_heap()
101 heap->arr[ppos]->hpos = hpos; in adjust_lpt_heap()
102 heap->arr[hpos] = heap->arr[ppos]; in adjust_lpt_heap()
103 heap->arr[ppos] = lprops; in adjust_lpt_heap()
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| D | find.c | 45 struct ubifs_lpt_heap *heap; in valuable() local
51 heap = &c->lpt_heap[cat - 1]; in valuable()
52 if (heap->cnt < heap->max_cnt) in valuable()
129 struct ubifs_lpt_heap *heap; in scan_for_dirty() local
134 heap = &c->lpt_heap[LPROPS_FREE - 1]; in scan_for_dirty()
135 for (i = 0; i < heap->cnt; i++) { in scan_for_dirty()
136 lprops = heap->arr[i]; in scan_for_dirty()
226 struct ubifs_lpt_heap *heap, *idx_heap; in ubifs_find_dirty_leb() local
272 heap = &c->lpt_heap[LPROPS_DIRTY - 1]; in ubifs_find_dirty_leb()
292 if (heap->cnt) { in ubifs_find_dirty_leb()
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| /Linux-v5.10/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ |
| D | base.c | 255 nvkm_mmu_type(struct nvkm_mmu *mmu, int heap, u8 type) in nvkm_mmu_type() argument
257 if (heap >= 0 && !WARN_ON(mmu->type_nr == ARRAY_SIZE(mmu->type))) { in nvkm_mmu_type()
258 mmu->type[mmu->type_nr].type = type | mmu->heap[heap].type; in nvkm_mmu_type()
259 mmu->type[mmu->type_nr].heap = heap; in nvkm_mmu_type()
268 if (!WARN_ON(mmu->heap_nr == ARRAY_SIZE(mmu->heap))) { in nvkm_mmu_heap()
269 mmu->heap[mmu->heap_nr].type = type; in nvkm_mmu_heap()
270 mmu->heap[mmu->heap_nr].size = size; in nvkm_mmu_heap()
282 int heap; in nvkm_mmu_host() local
285 heap = nvkm_mmu_heap(mmu, NVKM_MEM_HOST, ~0ULL); in nvkm_mmu_host()
286 nvkm_mmu_type(mmu, heap, type); in nvkm_mmu_host()
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| /Linux-v5.10/drivers/gpu/drm/nouveau/include/nvkm/core/ |
| D | mm.h | 12 u8 heap; member
34 int nvkm_mm_init(struct nvkm_mm *, u8 heap, u32 offset, u32 length, u32 block);
36 int nvkm_mm_head(struct nvkm_mm *, u8 heap, u8 type, u32 size_max,
38 int nvkm_mm_tail(struct nvkm_mm *, u8 heap, u8 type, u32 size_max,
44 nvkm_mm_heap_size(struct nvkm_mm *mm, u8 heap) in nvkm_mm_heap_size() argument
49 if (node->heap == heap) in nvkm_mm_heap_size()
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| /Linux-v5.10/drivers/dma-buf/heaps/ |
| D | cma_heap.c | 25 struct dma_heap *heap; member
31 struct cma_heap *cma_heap = dma_heap_get_drvdata(buffer->heap); in cma_heap_free()
43 static int cma_heap_allocate(struct dma_heap *heap, in cma_heap_allocate() argument
48 struct cma_heap *cma_heap = dma_heap_get_drvdata(heap); in cma_heap_allocate()
66 helper_buffer->heap = heap; in cma_heap_allocate()
154 cma_heap->heap = dma_heap_add(&exp_info); in __add_cma_heap()
155 if (IS_ERR(cma_heap->heap)) { in __add_cma_heap()
156 int ret = PTR_ERR(cma_heap->heap); in __add_cma_heap()
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| D | Kconfig | 5 Choose this option to enable the system dmabuf heap. The system heap
12 Choose this option to enable dma-buf CMA heap. This heap is backed
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| D | system_heap.c | 35 static int system_heap_allocate(struct dma_heap *heap, in system_heap_allocate() argument
50 helper_buffer->heap = heap; in system_heap_allocate()
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| /Linux-v5.10/drivers/gpu/drm/nouveau/nvkm/core/ |
| D | mm.c | 99 b->heap = a->heap; in region_head()
111 nvkm_mm_head(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, in nvkm_mm_head() argument
122 if (unlikely(heap != NVKM_MM_HEAP_ANY)) { in nvkm_mm_head()
123 if (this->heap != heap) in nvkm_mm_head()
175 b->heap = a->heap; in region_tail()
186 nvkm_mm_tail(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, in nvkm_mm_tail() argument
198 if (unlikely(heap != NVKM_MM_HEAP_ANY)) { in nvkm_mm_tail()
199 if (this->heap != heap) in nvkm_mm_tail()
240 nvkm_mm_init(struct nvkm_mm *mm, u8 heap, u32 offset, u32 length, u32 block) in nvkm_mm_init() argument
277 node->heap = heap; in nvkm_mm_init()
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| /Linux-v5.10/drivers/gpu/drm/nouveau/nvif/ |
| D | mmu.c | 32 kfree(mmu->heap); in nvif_mmu_dtor()
50 mmu->heap = NULL; in nvif_mmu_ctor()
69 mmu->heap = kmalloc_array(mmu->heap_nr, sizeof(*mmu->heap), in nvif_mmu_ctor()
73 if (ret = -ENOMEM, !mmu->heap || !mmu->type) in nvif_mmu_ctor()
89 mmu->heap[i].size = args.size; in nvif_mmu_ctor()
109 mmu->type[i].heap = args.heap; in nvif_mmu_ctor()
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| /Linux-v5.10/tools/testing/selftests/android/ion/ |
| D | README | 13 two user space processes, using various heap types.
14 The following heap types are supported by ION driver.
22 Each heap is associated with the respective heap id.
26 the heap id, writing some data to this buffer and then exporting the FD
61 buffer sharing using ion system heap.
62 Currently the heap size is hard coded as just 10 bytes inside this script.
68 Now you can run the export and import manually by specifying the heap type
69 and the heap size.
82 heap type: 0
83 heap id: 1
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| /Linux-v5.10/drivers/md/bcache/ |
| D | movinggc.c | 194 return (b = heap_peek(&ca->heap)) ? GC_SECTORS_USED(b) : 0; in bucket_heap_top()
212 ca->heap.used = 0; in bch_moving_gc()
221 if (!heap_full(&ca->heap)) { in bch_moving_gc()
223 heap_add(&ca->heap, b, bucket_cmp); in bch_moving_gc()
224 } else if (bucket_cmp(b, heap_peek(&ca->heap))) { in bch_moving_gc()
228 ca->heap.data[0] = b; in bch_moving_gc()
229 heap_sift(&ca->heap, 0, bucket_cmp); in bch_moving_gc()
234 heap_pop(&ca->heap, b, bucket_cmp); in bch_moving_gc()
238 while (heap_pop(&ca->heap, b, bucket_cmp)) in bch_moving_gc()
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| D | util.h | 42 #define init_heap(heap, _size, gfp) \ argument
45 (heap)->used = 0; \
46 (heap)->size = (_size); \
47 _bytes = (heap)->size * sizeof(*(heap)->data); \
48 (heap)->data = kvmalloc(_bytes, (gfp) & GFP_KERNEL); \
49 (heap)->data; \
52 #define free_heap(heap) \ argument
54 kvfree((heap)->data); \
55 (heap)->data = NULL; \
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| /Linux-v5.10/lib/zlib_deflate/ |
| D | deftree.c | 298 top = s->heap[SMALLEST]; \
299 s->heap[SMALLEST] = s->heap[s->heap_len--]; \
323 int v = s->heap[k]; in pqdownheap()
328 smaller(tree, s->heap[j+1], s->heap[j], s->depth)) { in pqdownheap()
332 if (smaller(tree, v, s->heap[j], s->depth)) break; in pqdownheap()
335 s->heap[k] = s->heap[j]; k = j; in pqdownheap()
340 s->heap[k] = v; in pqdownheap()
376 tree[s->heap[s->heap_max]].Len = 0; /* root of the heap */ in gen_bitlen()
379 n = s->heap[h]; in gen_bitlen()
420 m = s->heap[--h]; in gen_bitlen()
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| /Linux-v5.10/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/ |
| D | nv04.c | 31 struct nvkm_mm heap; member
103 nvkm_mm_free(&iobj->imem->heap, &iobj->node); in nv04_instobj_dtor()
136 ret = nvkm_mm_head(&imem->heap, 0, 1, size, size, in nv04_instobj_new()
168 ret = nvkm_mm_init(&imem->heap, 0, 0, imem->base.reserved, 1); in nv04_instmem_oneinit()
206 nvkm_mm_fini(&imem->heap); in nv04_instmem_dtor()
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| /Linux-v5.10/arch/x86/boot/compressed/ |
| D | misc.c | 341 asmlinkage __visible void *extract_kernel(void *rmode, memptr heap, in extract_kernel() argument
381 free_mem_ptr = heap; /* Heap */ in extract_kernel()
382 free_mem_end_ptr = heap + BOOT_HEAP_SIZE; in extract_kernel()
424 if (heap > 0x3fffffffffffUL) in extract_kernel()
429 if (heap > ((-__PAGE_OFFSET-(128<<20)-1) & 0x7fffffff)) in extract_kernel()
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