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Searched refs:num_pages (Results 1 – 25 of 144) sorted by relevance

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/drivers/gpu/drm/ttm/
Dttm_pool.c167 unsigned int num_pages = last - first; in ttm_pool_apply_caching() local
169 if (!num_pages) in ttm_pool_apply_caching()
176 return set_pages_array_wc(first, num_pages); in ttm_pool_apply_caching()
178 return set_pages_array_uc(first, num_pages); in ttm_pool_apply_caching()
213 unsigned int num_pages) in ttm_pool_unmap() argument
219 dma_unmap_page(pool->dev, dma_addr, (long)num_pages << PAGE_SHIFT, in ttm_pool_unmap()
226 unsigned int i, num_pages = 1 << pt->order; in ttm_pool_type_give() local
228 for (i = 0; i < num_pages; ++i) { in ttm_pool_type_give()
323 unsigned int num_pages; in ttm_pool_shrink() local
334 num_pages = 1 << pt->order; in ttm_pool_shrink()
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Dttm_tt.c113 ttm->pages = kvcalloc(ttm->num_pages, sizeof(void*), GFP_KERNEL); in ttm_tt_alloc_page_directory()
122 ttm->pages = kvcalloc(ttm->num_pages, sizeof(*ttm->pages) + in ttm_dma_tt_alloc_page_directory()
127 ttm->dma_address = (void *)(ttm->pages + ttm->num_pages); in ttm_dma_tt_alloc_page_directory()
133 ttm->dma_address = kvcalloc(ttm->num_pages, sizeof(*ttm->dma_address), in ttm_sg_tt_alloc_page_directory()
152 ttm->num_pages = (PAGE_ALIGN(bo->base.size) >> PAGE_SHIFT) + extra_pages; in ttm_tt_init_fields()
225 for (i = 0; i < ttm->num_pages; ++i) { in ttm_tt_swapin()
265 loff_t size = (loff_t)ttm->num_pages << PAGE_SHIFT; in ttm_tt_swapout()
281 for (i = 0; i < ttm->num_pages; ++i) { in ttm_tt_swapout()
301 return ttm->num_pages; in ttm_tt_swapout()
321 atomic_long_add(ttm->num_pages, &ttm_pages_allocated); in ttm_tt_populate()
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Dttm_device.c69 unsigned long num_pages, num_dma32; in ttm_global_init() local
87 num_pages = ((u64)si.totalram * si.mem_unit) >> PAGE_SHIFT; in ttm_global_init()
88 num_pages /= 2; in ttm_global_init()
95 ttm_pool_mgr_init(num_pages); in ttm_global_init()
96 ttm_tt_mgr_init(num_pages, num_dma32); in ttm_global_init()
158 uint32_t num_pages; in ttm_device_swapout() local
163 num_pages = PFN_UP(bo->base.size); in ttm_device_swapout()
167 return num_pages; in ttm_device_swapout()
Dttm_bo_util.c85 u32 num_pages, in ttm_move_memcpy() argument
100 for (i = 0; i < num_pages; ++i) { in ttm_move_memcpy()
112 for (i = 0; i < num_pages; ++i) { in ttm_move_memcpy()
337 unsigned long num_pages, in ttm_bo_kmap_ttm() argument
357 if (num_pages == 1 && ttm->caching == ttm_cached && in ttm_bo_kmap_ttm()
374 map->virtual = vmap(ttm->pages + start_page, num_pages, in ttm_bo_kmap_ttm()
397 unsigned long start_page, unsigned long num_pages, in ttm_bo_kmap() argument
405 if (num_pages > PFN_UP(bo->resource->size)) in ttm_bo_kmap()
407 if ((start_page + num_pages) > PFN_UP(bo->resource->size)) in ttm_bo_kmap()
414 return ttm_bo_kmap_ttm(bo, start_page, num_pages, map); in ttm_bo_kmap()
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Dttm_range_manager.c122 u32 num_pages = PFN_UP(size); in ttm_range_man_intersects() local
125 if (place->fpfn >= (node->start + num_pages) || in ttm_range_man_intersects()
138 u32 num_pages = PFN_UP(size); in ttm_range_man_compatible() local
141 (place->lpfn && (node->start + num_pages) > place->lpfn)) in ttm_range_man_compatible()
/drivers/infiniband/hw/qib/
Dqib_user_pages.c40 static void __qib_release_user_pages(struct page **p, size_t num_pages, in __qib_release_user_pages() argument
43 unpin_user_pages_dirty_lock(p, num_pages, dirty); in __qib_release_user_pages()
94 int qib_get_user_pages(unsigned long start_page, size_t num_pages, in qib_get_user_pages() argument
102 locked = atomic64_add_return(num_pages, &current->mm->pinned_vm); in qib_get_user_pages()
110 for (got = 0; got < num_pages; got += ret) { in qib_get_user_pages()
112 num_pages - got, in qib_get_user_pages()
126 atomic64_sub(num_pages, &current->mm->pinned_vm); in qib_get_user_pages()
130 void qib_release_user_pages(struct page **p, size_t num_pages) in qib_release_user_pages() argument
132 __qib_release_user_pages(p, num_pages, 1); in qib_release_user_pages()
136 atomic64_sub(num_pages, &current->mm->pinned_vm); in qib_release_user_pages()
/drivers/gpu/drm/vmwgfx/
Dvmwgfx_gmr.c39 unsigned long num_pages, in vmw_gmr2_bind() argument
47 uint32_t remap_num = num_pages / VMW_PPN_PER_REMAP + ((num_pages % VMW_PPN_PER_REMAP) > 0); in vmw_gmr2_bind()
48 uint32_t remap_size = VMW_PPN_SIZE * num_pages + (sizeof(remap_cmd) + sizeof(*cmd)) * remap_num; in vmw_gmr2_bind()
58 define_cmd.numPages = num_pages; in vmw_gmr2_bind()
73 while (num_pages > 0) { in vmw_gmr2_bind()
74 unsigned long nr = min_t(unsigned long, num_pages, VMW_PPN_PER_REMAP); in vmw_gmr2_bind()
94 num_pages -= nr; in vmw_gmr2_bind()
128 unsigned long num_pages, in vmw_gmr_bind() argument
141 return vmw_gmr2_bind(dev_priv, &data_iter, num_pages, gmr_id); in vmw_gmr_bind()
Dvmwgfx_ttm_buffer.c102 return ++(viter->i) < viter->num_pages; in __vmw_piter_non_sg_next()
139 viter->num_pages = vsgt->num_pages; in vmw_piter_start()
216 vsgt->num_pages = vmw_tt->dma_ttm.num_pages; in vmw_ttm_map_dma()
228 vsgt->pages, vsgt->num_pages, 0, in vmw_ttm_map_dma()
229 (unsigned long)vsgt->num_pages << PAGE_SHIFT, in vmw_ttm_map_dma()
328 ttm->num_pages, vmw_be->gmr_id); in vmw_ttm_bind()
333 vmw_mob_create(ttm->num_pages); in vmw_ttm_bind()
339 &vmw_be->vsgt, ttm->num_pages, in vmw_ttm_bind()
405 ttm->num_pages); in vmw_ttm_populate()
/drivers/infiniband/sw/siw/
Dsiw_mem.c63 static void siw_free_plist(struct siw_page_chunk *chunk, int num_pages, in siw_free_plist() argument
66 unpin_user_pages_dirty_lock(chunk->plist, num_pages, dirty); in siw_free_plist()
72 int i, num_pages = umem->num_pages; in siw_umem_release() local
74 for (i = 0; num_pages; i++) { in siw_umem_release()
75 int to_free = min_t(int, PAGES_PER_CHUNK, num_pages); in siw_umem_release()
80 num_pages -= to_free; in siw_umem_release()
82 atomic64_sub(umem->num_pages, &mm_s->pinned_vm); in siw_umem_release()
372 int num_pages, num_chunks, i, rv = 0; in siw_umem_get() local
381 num_pages = PAGE_ALIGN(start + len - first_page_va) >> PAGE_SHIFT; in siw_umem_get()
382 num_chunks = (num_pages >> CHUNK_SHIFT) + 1; in siw_umem_get()
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/drivers/xen/
Dxen-front-pgdir-shbuf.c160 return DIV_ROUND_UP(buf->num_pages, XEN_NUM_GREFS_PER_PAGE); in get_num_pages_dir()
187 buf->num_grefs = get_num_pages_dir(buf) + buf->num_pages; in guest_calc_num_grefs()
208 unmap_ops = kcalloc(buf->num_pages, sizeof(*unmap_ops), in backend_unmap()
213 for (i = 0; i < buf->num_pages; i++) { in backend_unmap()
222 buf->num_pages); in backend_unmap()
224 for (i = 0; i < buf->num_pages; i++) { in backend_unmap()
253 map_ops = kcalloc(buf->num_pages, sizeof(*map_ops), GFP_KERNEL); in backend_map()
257 buf->backend_map_handles = kcalloc(buf->num_pages, in backend_map()
271 grefs_left = buf->num_pages; in backend_map()
295 ret = gnttab_map_refs(map_ops, NULL, buf->pages, buf->num_pages); in backend_map()
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/drivers/gpu/drm/xen/
Dxen_drm_front_gem.c28 size_t num_pages; member
47 xen_obj->num_pages = DIV_ROUND_UP(buf_size, PAGE_SIZE); in gem_alloc_pages_array()
48 xen_obj->pages = kvmalloc_array(xen_obj->num_pages, in gem_alloc_pages_array()
92 ret = vm_map_pages(vma, xen_obj->pages, xen_obj->num_pages); in xen_drm_front_gem_object_mmap()
158 ret = xen_alloc_unpopulated_pages(xen_obj->num_pages, in gem_create()
162 xen_obj->num_pages, ret); in gem_create()
174 xen_obj->num_pages = DIV_ROUND_UP(size, PAGE_SIZE); in gem_create()
211 xen_free_unpopulated_pages(xen_obj->num_pages, in xen_drm_front_gem_free_object_unlocked()
239 xen_obj->pages, xen_obj->num_pages); in xen_drm_front_gem_get_sg_table()
264 xen_obj->num_pages); in xen_drm_front_gem_import_sg_table()
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/drivers/media/common/videobuf2/
Dvideobuf2-dma-sg.c49 unsigned int num_pages; member
107 int num_pages; in vb2_dma_sg_alloc() local
121 buf->num_pages = size >> PAGE_SHIFT; in vb2_dma_sg_alloc()
129 buf->pages = kvcalloc(buf->num_pages, sizeof(struct page *), GFP_KERNEL); in vb2_dma_sg_alloc()
138 buf->num_pages, 0, size, GFP_KERNEL); in vb2_dma_sg_alloc()
162 __func__, buf->num_pages); in vb2_dma_sg_alloc()
169 num_pages = buf->num_pages; in vb2_dma_sg_alloc()
170 while (num_pages--) in vb2_dma_sg_alloc()
171 __free_page(buf->pages[num_pages]); in vb2_dma_sg_alloc()
183 int i = buf->num_pages; in vb2_dma_sg_put()
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/drivers/tee/
Dtee_shm.c48 unpin_user_pages(shm->pages, shm->num_pages); in release_registered_pages()
50 shm_put_kernel_pages(shm->pages, shm->num_pages); in release_registered_pages()
223 size_t num_pages; in register_shm_helper() local
252 num_pages = (roundup(addr + length, PAGE_SIZE) - start) / PAGE_SIZE; in register_shm_helper()
253 shm->pages = kcalloc(num_pages, sizeof(*shm->pages), GFP_KERNEL); in register_shm_helper()
260 rc = pin_user_pages_fast(start, num_pages, FOLL_WRITE, in register_shm_helper()
263 rc = shm_get_kernel_pages(start, num_pages, shm->pages); in register_shm_helper()
265 shm->num_pages = rc; in register_shm_helper()
266 if (rc != num_pages) { in register_shm_helper()
274 shm->num_pages, start); in register_shm_helper()
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/drivers/gpu/drm/i915/gem/
Di915_gem_userptr.c122 const unsigned long num_pages = obj->base.size >> PAGE_SHIFT; in i915_gem_object_userptr_drop_ref() local
124 unpin_user_pages(pvec, num_pages); in i915_gem_object_userptr_drop_ref()
134 unsigned int num_pages; /* limited by sg_alloc_table_from_pages_segment */ in i915_gem_userptr_get_pages() local
137 if (overflows_type(obj->base.size >> PAGE_SHIFT, num_pages)) in i915_gem_userptr_get_pages()
140 num_pages = obj->base.size >> PAGE_SHIFT; in i915_gem_userptr_get_pages()
154 ret = sg_alloc_table_from_pages_segment(st, pvec, num_pages, 0, in i915_gem_userptr_get_pages()
155 num_pages << PAGE_SHIFT, in i915_gem_userptr_get_pages()
265 const unsigned long num_pages = obj->base.size >> PAGE_SHIFT; in i915_gem_object_userptr_submit_init() local
290 pvec = kvmalloc_array(num_pages, sizeof(struct page *), GFP_KERNEL); in i915_gem_object_userptr_submit_init()
298 while (pinned < num_pages) { in i915_gem_object_userptr_submit_init()
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/drivers/gpu/drm/gma500/
Dmmu.c478 uint32_t num_pages, uint32_t desired_tile_stride, in psb_mmu_flush_ptes() argument
496 rows = num_pages / desired_tile_stride; in psb_mmu_flush_ptes()
498 desired_tile_stride = num_pages; in psb_mmu_flush_ptes()
526 unsigned long address, uint32_t num_pages) in psb_mmu_remove_pfn_sequence() argument
537 end = addr + (num_pages << PAGE_SHIFT); in psb_mmu_remove_pfn_sequence()
554 psb_mmu_flush_ptes(pd, f_address, num_pages, 1, 1); in psb_mmu_remove_pfn_sequence()
565 uint32_t num_pages, uint32_t desired_tile_stride, in psb_mmu_remove_pages() argument
579 rows = num_pages / desired_tile_stride; in psb_mmu_remove_pages()
581 desired_tile_stride = num_pages; in psb_mmu_remove_pages()
611 psb_mmu_flush_ptes(pd, f_address, num_pages, in psb_mmu_remove_pages()
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Dmmu.h69 uint32_t num_pages);
73 uint32_t num_pages, int type);
78 unsigned long address, uint32_t num_pages,
82 unsigned long address, uint32_t num_pages,
/drivers/staging/vc04_services/interface/vchiq_arm/
Dvchiq_arm.c128 unsigned int num_pages; member
181 pagelistinfo->num_pages, pagelistinfo->dma_dir); in cleanup_pagelistinfo()
185 unpin_user_pages(pagelistinfo->pages, pagelistinfo->num_pages); in cleanup_pagelistinfo()
221 unsigned int num_pages, offset, i, k; in create_pagelist() local
235 num_pages = DIV_ROUND_UP(count + offset, PAGE_SIZE); in create_pagelist()
237 if ((size_t)num_pages > (SIZE_MAX - sizeof(struct pagelist) - in create_pagelist()
244 (num_pages * sizeof(u32)) + in create_pagelist()
245 (num_pages * sizeof(pages[0]) + in create_pagelist()
246 (num_pages * sizeof(struct scatterlist))) + in create_pagelist()
261 pages = (struct page **)(addrs + num_pages); in create_pagelist()
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/drivers/gpu/drm/radeon/
Dradeon_ttm.c146 unsigned num_pages; in radeon_move_blit() local
183 num_pages = PFN_UP(new_mem->size) * (PAGE_SIZE / RADEON_GPU_PAGE_SIZE); in radeon_move_blit()
184 fence = radeon_copy(rdev, old_start, new_start, num_pages, bo->base.resv); in radeon_move_blit()
348 unsigned long end = gtt->userptr + (u64)ttm->num_pages * PAGE_SIZE; in radeon_ttm_tt_pin_userptr()
356 unsigned num_pages = ttm->num_pages - pinned; in radeon_ttm_tt_pin_userptr() local
360 r = get_user_pages(userptr, num_pages, write ? FOLL_WRITE : 0, in radeon_ttm_tt_pin_userptr()
367 } while (pinned < ttm->num_pages); in radeon_ttm_tt_pin_userptr()
369 r = sg_alloc_table_from_pages(ttm->sg, ttm->pages, ttm->num_pages, 0, in radeon_ttm_tt_pin_userptr()
370 (u64)ttm->num_pages << PAGE_SHIFT, in radeon_ttm_tt_pin_userptr()
380 ttm->num_pages); in radeon_ttm_tt_pin_userptr()
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/drivers/gpu/drm/
Ddrm_memory.c61 unsigned long i, num_pages = in agp_remap() local
88 page_map = vmalloc(array_size(num_pages, sizeof(struct page *))); in agp_remap()
93 for (i = 0; i < num_pages; ++i) in agp_remap()
95 addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP); in agp_remap()
Ddrm_cache.c67 unsigned long num_pages) in drm_cache_flush_clflush() argument
72 for (i = 0; i < num_pages; i++) in drm_cache_flush_clflush()
87 drm_clflush_pages(struct page *pages[], unsigned long num_pages) in drm_clflush_pages() argument
92 drm_cache_flush_clflush(pages, num_pages); in drm_clflush_pages()
102 for (i = 0; i < num_pages; i++) { in drm_clflush_pages()
/drivers/hv/
Dhv_balloon.c285 __u32 num_pages; member
455 __u32 num_pages; member
1220 int num_pages = range_array->finfo.page_cnt; in free_balloon_pages() local
1225 for (i = 0; i < num_pages; i++) { in free_balloon_pages()
1237 unsigned int num_pages, in alloc_balloon_pages() argument
1244 for (i = 0; i < num_pages / alloc_unit; i++) { in alloc_balloon_pages()
1289 unsigned int num_pages = dm_device.balloon_wrk.num_pages; in balloon_up() local
1309 if (avail_pages < num_pages || avail_pages - num_pages < floor) { in balloon_up()
1311 avail_pages < num_pages ? "Not enough memory." : in balloon_up()
1314 num_pages = avail_pages > floor ? (avail_pages - floor) : 0; in balloon_up()
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/drivers/firmware/efi/
Dmemattr.c59 u64 in_size = in->num_pages << EFI_PAGE_SHIFT; in entry_is_valid()
72 !PAGE_ALIGNED(in->num_pages << EFI_PAGE_SHIFT))) { in entry_is_valid()
86 u64 md_size = md->num_pages << EFI_PAGE_SHIFT; in entry_is_valid()
169 size = md.num_pages << EFI_PAGE_SHIFT; in efi_memattr_apply_permissions()
/drivers/gpu/drm/i915/gt/
Dselftest_reset.c24 resource_size_t num_pages, page; in __igt_reset_stolen() local
37 num_pages = resource_size(dsm) >> PAGE_SHIFT; in __igt_reset_stolen()
38 if (!num_pages) in __igt_reset_stolen()
41 crc = kmalloc_array(num_pages, sizeof(u32), GFP_KERNEL); in __igt_reset_stolen()
82 for (page = 0; page < num_pages; page++) { in __igt_reset_stolen()
124 for (page = 0; page < num_pages; page++) { in __igt_reset_stolen()
/drivers/virtio/
Dvirtio_balloon.c94 unsigned int num_pages; member
242 vb->num_pages += VIRTIO_BALLOON_PAGES_PER_PAGE; in fill_balloon()
284 num = min(num, (size_t)vb->num_pages); in leak_balloon()
292 vb->num_pages -= VIRTIO_BALLOON_PAGES_PER_PAGE; in leak_balloon()
396 u32 num_pages; in towards_target() local
399 virtio_cread_le(vb->vdev, struct virtio_balloon_config, num_pages, in towards_target()
400 &num_pages); in towards_target()
406 target = ALIGN(num_pages, VIRTIO_BALLOON_PAGES_PER_PAGE); in towards_target()
407 return target - vb->num_pages; in towards_target()
460 u32 actual = vb->num_pages; in update_balloon_size()
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/drivers/scsi/bfa/
Dbfa_fcbuild.c647 int num_pages = 0; in fc_logout_params_pages() local
653 num_pages = (be16_to_cpu(prlo->payload_len) - 4) / 16; in fc_logout_params_pages()
656 num_pages = (be16_to_cpu(tprlo->payload_len) - 4) / 16; in fc_logout_params_pages()
658 return num_pages; in fc_logout_params_pages()
663 u32 d_id, u32 s_id, __be16 ox_id, int num_pages) in fc_tprlo_acc_build() argument
669 memset(tprlo_acc, 0, (num_pages * 16) + 4); in fc_tprlo_acc_build()
673 tprlo_acc->payload_len = cpu_to_be16((num_pages * 16) + 4); in fc_tprlo_acc_build()
675 for (page = 0; page < num_pages; page++) { in fc_tprlo_acc_build()
687 u32 s_id, __be16 ox_id, int num_pages) in fc_prlo_acc_build() argument
693 memset(prlo_acc, 0, (num_pages * 16) + 4); in fc_prlo_acc_build()
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