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Searched refs:region (Results 1 – 25 of 839) sorted by relevance

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/linux/drivers/hv/
H A Dmshv_regions.c42 static long mshv_region_process_chunk(struct mshv_mem_region *region, in mshv_region_process_chunk() argument
45 int (*handler)(struct mshv_mem_region *region, in mshv_region_process_chunk() argument
55 page = region->pages[page_offset]; in mshv_region_process_chunk()
68 page = region->pages[page_offset + count]; in mshv_region_process_chunk()
79 ret = handler(region, flags, page_offset, count); in mshv_region_process_chunk()
105 static int mshv_region_process_range(struct mshv_mem_region *region, in mshv_region_process_range() argument
108 int (*handler)(struct mshv_mem_region *region, in mshv_region_process_range() argument
115 if (page_offset + page_count > region->nr_pages) in mshv_region_process_range()
120 if (!region->pages[page_offset]) { in mshv_region_process_range()
126 ret = mshv_region_process_chunk(region, flags, in mshv_region_process_range()
[all …]
/linux/tools/testing/selftests/kvm/lib/
H A Dkvm_util.c483 ucall_init(vm, slot0->region.guest_phys_addr + slot0->region.memory_size); in __vm_create()
563 struct userspace_mem_region *region; in kvm_vm_restart() local
569 hash_for_each(vmp->regions.slot_hash, ctr, region, slot_node) { in kvm_vm_restart()
570 int ret = ioctl(vmp->fd, KVM_SET_USER_MEMORY_REGION2, &region->region); in kvm_vm_restart()
576 ret, errno, region->region.slot, in kvm_vm_restart()
577 region->region.flags, in kvm_vm_restart()
578 region->region.guest_phys_addr, in kvm_vm_restart()
579 region->region.memory_size); in kvm_vm_restart()
690 struct userspace_mem_region *region = in userspace_mem_region_find() local
692 uint64_t existing_start = region->region.guest_phys_addr; in userspace_mem_region_find()
[all …]
/linux/tools/testing/selftests/vfio/
H A Dvfio_dma_mapping_test.c138 struct dma_region region; in TEST_F() local
144 region.vaddr = mmap(NULL, size, PROT_READ | PROT_WRITE, flags, -1, 0); in TEST_F()
147 if (flags & MAP_HUGETLB && region.vaddr == MAP_FAILED) in TEST_F()
150 ASSERT_NE(region.vaddr, MAP_FAILED); in TEST_F()
152 region.iova = iova_allocator_alloc(self->iova_allocator, size); in TEST_F()
153 region.size = size; in TEST_F()
155 iommu_map(self->iommu, &region); in TEST_F()
156 printf("Mapped HVA %p (size 0x%lx) at IOVA 0x%lx\n", region.vaddr, size, region.iova); in TEST_F()
158 ASSERT_EQ(region.iova, to_iova(self->device, region.vaddr)); in TEST_F()
160 rc = iommu_mapping_get(device_bdf, region.iova, &mapping); in TEST_F()
[all …]
/linux/drivers/net/ethernet/mellanox/mlxsw/
H A Dspectrum1_acl_tcam.c14 struct mlxsw_sp_acl_tcam_region *region; member
62 struct mlxsw_sp1_acl_tcam_region *region) in mlxsw_sp1_acl_ctcam_region_catchall_add() argument
67 mlxsw_sp_acl_ctcam_chunk_init(&region->cregion, in mlxsw_sp1_acl_ctcam_region_catchall_add()
68 &region->catchall.cchunk, in mlxsw_sp1_acl_ctcam_region_catchall_add()
81 err = mlxsw_sp_acl_ctcam_entry_add(mlxsw_sp, &region->cregion, in mlxsw_sp1_acl_ctcam_region_catchall_add()
82 &region->catchall.cchunk, in mlxsw_sp1_acl_ctcam_region_catchall_add()
83 &region->catchall.centry, in mlxsw_sp1_acl_ctcam_region_catchall_add()
87 region->catchall.rulei = rulei; in mlxsw_sp1_acl_ctcam_region_catchall_add()
95 mlxsw_sp_acl_ctcam_chunk_fini(&region->catchall.cchunk); in mlxsw_sp1_acl_ctcam_region_catchall_add()
101 struct mlxsw_sp1_acl_tcam_region *region) in mlxsw_sp1_acl_ctcam_region_catchall_del() argument
[all …]
H A Dspectrum_acl_ctcam.c15 struct mlxsw_sp_acl_tcam_region *region, in mlxsw_sp_acl_ctcam_region_resize() argument
21 region->key_type, new_size, region->id, in mlxsw_sp_acl_ctcam_region_resize()
22 region->tcam_region_info); in mlxsw_sp_acl_ctcam_region_resize()
28 struct mlxsw_sp_acl_tcam_region *region, in mlxsw_sp_acl_ctcam_region_move() argument
34 region->tcam_region_info, src_offset, in mlxsw_sp_acl_ctcam_region_move()
35 region->tcam_region_info, dst_offset, size); in mlxsw_sp_acl_ctcam_region_move()
46 struct mlxsw_sp_acl_tcam_region *region = cregion->region; in mlxsw_sp_acl_ctcam_region_entry_insert() local
61 region->tcam_region_info, in mlxsw_sp_acl_ctcam_region_entry_insert()
65 mlxsw_afk_encode(afk, region->key_info, &rulei->values, key, mask); in mlxsw_sp_acl_ctcam_region_entry_insert()
94 cregion->region->tcam_region_info, in mlxsw_sp_acl_ctcam_region_entry_remove()
[all …]
H A Dspectrum2_acl_tcam.c18 struct mlxsw_sp_acl_tcam_region *region; member
155 struct mlxsw_sp2_acl_tcam_region *region = region_priv; in mlxsw_sp2_acl_tcam_region_init() local
158 region->region = _region; in mlxsw_sp2_acl_tcam_region_init()
161 &region->aregion, in mlxsw_sp2_acl_tcam_region_init()
169 struct mlxsw_sp2_acl_tcam_region *region = region_priv; in mlxsw_sp2_acl_tcam_region_fini() local
171 mlxsw_sp_acl_atcam_region_fini(&region->aregion); in mlxsw_sp2_acl_tcam_region_fini()
176 struct mlxsw_sp_acl_tcam_region *region) in mlxsw_sp2_acl_tcam_region_associate() argument
178 return mlxsw_sp_acl_atcam_region_associate(mlxsw_sp, region->id); in mlxsw_sp2_acl_tcam_region_associate()
183 struct mlxsw_sp2_acl_tcam_region *region = region_priv; in mlxsw_sp2_acl_tcam_region_rehash_hints_get() local
185 return mlxsw_sp_acl_atcam_rehash_hints_get(&region->aregion); in mlxsw_sp2_acl_tcam_region_rehash_hints_get()
[all …]
/linux/drivers/vfio/pci/pds/
H A Ddirty.c74 static int pds_vfio_dirty_alloc_bitmaps(struct pds_vfio_region *region, in pds_vfio_dirty_alloc_bitmaps() argument
89 region->host_seq = host_seq_bmp; in pds_vfio_dirty_alloc_bitmaps()
90 region->host_ack = host_ack_bmp; in pds_vfio_dirty_alloc_bitmaps()
91 region->bmp_bytes = bytes; in pds_vfio_dirty_alloc_bitmaps()
102 struct pds_vfio_region *region = &dirty->regions[i]; in pds_vfio_dirty_free_bitmaps() local
104 vfree(region->host_seq); in pds_vfio_dirty_free_bitmaps()
105 vfree(region->host_ack); in pds_vfio_dirty_free_bitmaps()
106 region->host_seq = NULL; in pds_vfio_dirty_free_bitmaps()
107 region->host_ack = NULL; in pds_vfio_dirty_free_bitmaps()
108 region->bmp_bytes = 0; in pds_vfio_dirty_free_bitmaps()
[all …]
/linux/drivers/platform/x86/intel/pmt/
H A Ddiscovery-kunit.c27 struct telemetry_region *region = &feature_group->regions[i]; in validate_pmt_regions() local
30 i, region->plat_info.cdie_mask, region->plat_info.package_id, in validate_pmt_regions()
31 region->plat_info.partition, region->plat_info.segment); in validate_pmt_regions()
33 region->plat_info.bus_number, region->plat_info.device_number, in validate_pmt_regions()
34 region->plat_info.function_number, region->guid); in validate_pmt_regions()
35 kunit_info(test, "\t\taddr=%p, size=%zu, num_rmids=%u", region->addr, region->size, in validate_pmt_regions()
36 region->num_rmids); in validate_pmt_regions()
39 KUNIT_ASSERT_GE(test, region->plat_info.cdie_mask, 0); in validate_pmt_regions()
40 KUNIT_ASSERT_GE(test, region->plat_info.package_id, 0); in validate_pmt_regions()
41 KUNIT_ASSERT_GE(test, region->plat_info.partition, 0); in validate_pmt_regions()
[all …]
/linux/drivers/acpi/acpica/
H A Devregion.c129 handler_desc = region_obj->region.handler; in acpi_ev_address_space_dispatch()
133 acpi_ut_get_node_name(region_obj->region.node), in acpi_ev_address_space_dispatch()
135 acpi_ut_get_region_name(region_obj->region. in acpi_ev_address_space_dispatch()
149 if (!(region_obj->region.flags & AOPOBJ_SETUP_COMPLETE)) { in acpi_ev_address_space_dispatch()
161 acpi_ut_get_region_name(region_obj->region. in acpi_ev_address_space_dispatch()
166 if (region_obj->region.space_id == ACPI_ADR_SPACE_PLATFORM_COMM) { in acpi_ev_address_space_dispatch()
172 ctx->length = (u16)region_obj->region.length; in acpi_ev_address_space_dispatch()
173 ctx->subspace_id = (u8)region_obj->region.address; in acpi_ev_address_space_dispatch()
176 if (region_obj->region.space_id == in acpi_ev_address_space_dispatch()
181 ctx->length = region_obj->region.length; in acpi_ev_address_space_dispatch()
[all …]
/linux/mm/
H A Dnommu.c440 struct vm_region *region, *last; in validate_nommu_regions() local
452 region = rb_entry(p, struct vm_region, vm_rb); in validate_nommu_regions()
455 BUG_ON(region->vm_end <= region->vm_start); in validate_nommu_regions()
456 BUG_ON(region->vm_top < region->vm_end); in validate_nommu_regions()
457 BUG_ON(region->vm_start < last->vm_top); in validate_nommu_regions()
471 static void add_nommu_region(struct vm_region *region) in add_nommu_region() argument
483 if (region->vm_start < pregion->vm_start) in add_nommu_region()
485 else if (region->vm_start > pregion->vm_start) in add_nommu_region()
487 else if (pregion == region) in add_nommu_region()
493 rb_link_node(&region->vm_rb, parent, p); in add_nommu_region()
[all …]
/linux/arch/x86/boot/compressed/
H A Dkaslr.c463 static void store_slot_info(struct mem_vector *region, unsigned long image_size) in store_slot_info() argument
470 slot_area.addr = region->start; in store_slot_info()
471 slot_area.num = 1 + (region->size - image_size) / CONFIG_PHYSICAL_ALIGN; in store_slot_info()
482 process_gb_huge_pages(struct mem_vector *region, unsigned long image_size) in process_gb_huge_pages() argument
489 store_slot_info(region, image_size); in process_gb_huge_pages()
494 pud_start = ALIGN(region->start, PUD_SIZE); in process_gb_huge_pages()
495 pud_end = ALIGN_DOWN(region->start + region->size, PUD_SIZE); in process_gb_huge_pages()
499 store_slot_info(region, image_size); in process_gb_huge_pages()
504 if (pud_start >= region->start + image_size) { in process_gb_huge_pages()
505 tmp.start = region->start; in process_gb_huge_pages()
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/linux/drivers/s390/cio/
H A Dvfio_ccw_chp.c22 struct ccw_schib_region *region; in vfio_ccw_schib_region_read() local
25 if (pos + count > sizeof(*region)) in vfio_ccw_schib_region_read()
29 region = private->region[i].data; in vfio_ccw_schib_region_read()
36 memcpy(region, &sch->schib, sizeof(*region)); in vfio_ccw_schib_region_read()
38 if (copy_to_user(buf, (void *)region + pos, count)) { in vfio_ccw_schib_region_read()
59 struct vfio_ccw_region *region) in vfio_ccw_schib_region_release() argument
86 struct ccw_crw_region *region; in vfio_ccw_crw_region_read() local
90 if (pos + count > sizeof(*region)) in vfio_ccw_crw_region_read()
100 region = private->region[i].data; in vfio_ccw_crw_region_read()
103 memcpy(&region->crw, &crw->crw, sizeof(region->crw)); in vfio_ccw_crw_region_read()
[all …]
H A Dvfio_ccw_async.c20 struct ccw_cmd_region *region; in vfio_ccw_async_region_read() local
23 if (pos + count > sizeof(*region)) in vfio_ccw_async_region_read()
27 region = private->region[i].data; in vfio_ccw_async_region_read()
28 if (copy_to_user(buf, (void *)region + pos, count)) in vfio_ccw_async_region_read()
42 struct ccw_cmd_region *region; in vfio_ccw_async_region_write() local
45 if (pos + count > sizeof(*region)) in vfio_ccw_async_region_write()
51 region = private->region[i].data; in vfio_ccw_async_region_write()
52 if (copy_from_user((void *)region + pos, buf, count)) { in vfio_ccw_async_region_write()
59 ret = region->ret_code ? region->ret_code : count; in vfio_ccw_async_region_write()
67 struct vfio_ccw_region *region) in vfio_ccw_async_region_release() argument
/linux/tools/testing/selftests/mm/
H A Drmap.c60 char *region; member
199 if (data->region != MAP_FAILED) in FIXTURE_TEARDOWN()
200 munmap(data->region, data->mapsize); in FIXTURE_TEARDOWN()
201 data->region = MAP_FAILED; in FIXTURE_TEARDOWN()
227 FORCE_READ(*data->region); in access_region()
230 int try_to_move_page(char *region) in try_to_move_page() argument
237 ret = move_pages(0, 1, (void **)&region, NULL, &status, MPOL_MF_MOVE_ALL); in try_to_move_page()
255 ret = move_pages(0, 1, (void **)&region, &node, &status, MPOL_MF_MOVE_ALL); in try_to_move_page()
280 ret = try_to_move_page(data->region); in move_region()
287 *data->expected_pfn = pagemap_get_pfn(pagemap_fd, data->region); in move_region()
[all …]
/linux/drivers/mtd/nand/spi/
H A Dwinbond.c91 struct mtd_oob_region *region) in w25m02gv_ooblayout_ecc() argument
96 region->offset = (16 * section) + 8; in w25m02gv_ooblayout_ecc()
97 region->length = 8; in w25m02gv_ooblayout_ecc()
103 struct mtd_oob_region *region) in w25m02gv_ooblayout_free() argument
108 region->offset = (16 * section) + 2; in w25m02gv_ooblayout_free()
109 region->length = 6; in w25m02gv_ooblayout_free()
134 struct mtd_oob_region *region) in w25n01kv_ooblayout_ecc() argument
139 region->offset = 64 + (8 * section); in w25n01kv_ooblayout_ecc()
140 region->length = 7; in w25n01kv_ooblayout_ecc()
146 struct mtd_oob_region *region) in w25n02kv_ooblayout_ecc() argument
[all …]
/linux/drivers/acpi/pmic/
H A DKconfig4 bool "PMIC (Power Management Integrated Circuit) operation region support"
7 region of the PMIC chip. The operation region can be used
14 bool "ACPI operation region support for Bay Trail Crystal Cove PMIC"
17 This config adds ACPI operation region support for the Bay Trail
21 bool "ACPI operation region support for Cherry Trail Crystal Cove PMIC"
24 This config adds ACPI operation region support for the Cherry Trail
28 bool "ACPI operation region support for XPower AXP288 PMIC"
31 This config adds ACPI operation region support for XPower AXP288 PMIC.
34 bool "ACPI operation region support for BXT WhiskeyCove PMIC"
37 This config adds ACPI operation region support for BXT WhiskeyCove PMIC.
[all …]
/linux/drivers/gpu/drm/amd/display/dmub/src/
H A Ddmub_dcn30.c104 REG_WRITE(DMCUB_REGION3_CW0_BASE_ADDRESS, cw0->region.base); in dmub_dcn30_backdoor_load()
106 DMCUB_REGION3_CW0_TOP_ADDRESS, cw0->region.top, in dmub_dcn30_backdoor_load()
113 REG_WRITE(DMCUB_REGION3_CW1_BASE_ADDRESS, cw1->region.base); in dmub_dcn30_backdoor_load()
115 DMCUB_REGION3_CW1_TOP_ADDRESS, cw1->region.top, in dmub_dcn30_backdoor_load()
136 if (cw2->region.base != cw2->region.top) { in dmub_dcn30_setup_windows()
139 REG_WRITE(DMCUB_REGION3_CW2_BASE_ADDRESS, cw2->region.base); in dmub_dcn30_setup_windows()
141 DMCUB_REGION3_CW2_TOP_ADDRESS, cw2->region.top, in dmub_dcn30_setup_windows()
154 REG_WRITE(DMCUB_REGION3_CW3_BASE_ADDRESS, cw3->region.base); in dmub_dcn30_setup_windows()
156 DMCUB_REGION3_CW3_TOP_ADDRESS, cw3->region.top, in dmub_dcn30_setup_windows()
165 REG_WRITE(DMCUB_REGION3_CW4_BASE_ADDRESS, cw4->region.base); in dmub_dcn30_setup_windows()
[all …]
/linux/drivers/mtd/maps/
H A Dpismo.c89 struct pismo_mem *region, const char *name, in pismo_add_device() argument
94 phys_addr_t base = region->base; in pismo_add_device()
101 res.end = base + region->size - 1; in pismo_add_device()
131 struct pismo_mem *region) in pismo_add_nor() argument
134 .width = region->width, in pismo_add_nor()
140 return pismo_add_device(pismo, i, region, "physmap-flash", in pismo_add_nor()
145 struct pismo_mem *region) in pismo_add_sram() argument
148 .bankwidth = region->width, in pismo_add_sram()
151 return pismo_add_device(pismo, i, region, "mtd-ram", in pismo_add_sram()
159 struct pismo_mem region; in pismo_add_one() local
[all …]
/linux/drivers/fpga/tests/
H A Dfpga-region-test.c32 struct fpga_region *region; member
90 static int fake_region_get_bridges(struct fpga_region *region) in fake_region_get_bridges() argument
92 struct fpga_bridge *bridge = region->priv; in fake_region_get_bridges()
94 return fpga_bridge_get_to_list(bridge->dev.parent, region->info, &region->bridge_list); in fake_region_get_bridges()
105 struct fpga_region *region; in fpga_region_test_class_find() local
107 region = fpga_region_class_find(NULL, ctx->region_dev, fake_region_match); in fpga_region_test_class_find()
108 KUNIT_EXPECT_PTR_EQ(test, region, ctx->region); in fpga_region_test_class_find()
110 put_device(&region->dev); in fpga_region_test_class_find()
133 ctx->region->info = img_info; in fpga_region_test_program_fpga()
134 ret = fpga_region_program_fpga(ctx->region); in fpga_region_test_program_fpga()
[all …]
/linux/Documentation/networking/devlink/
H A Diosm.rst61 data required for flashing. The data like region count and address of each region
109 - The summary of exception details logged as part of this region.
111 - This region contains the details related to the exception occurred in the
114 - This region contains the logs related to the modem CDD driver.
116 - This region contains the eeprom logs.
118 - This region contains the current instance of bootloader logs.
120 - This region contains the previous instance of bootloader logs.
126 $ devlink region show
128 $ devlink region new pci/0000:02:00.0/report.json
130 $ devlink region dump pci/0000:02:00.0/report.json snapshot 0
[all …]
H A Ddevlink-region.rst11 region can then be accessed via the devlink region interface.
17 Snapshot identifiers are scoped to the devlink instance, not a region.
21 The major benefit to creating a region is to provide access to internal
29 requested snapshots must implement the ``.snapshot`` callback for the region
38 region should implement the ``.read`` callback in the ``devlink_region_ops``
48 $ devlink region help
49 $ devlink region show [ DEV/REGION ]
50 $ devlink region del DEV/REGION snapshot SNAPSHOT_ID
51 $ devlink region dump DEV/REGION [ snapshot SNAPSHOT_ID ]
52 $ devlink region read DEV/REGION [ snapshot SNAPSHOT_ID ] address ADDRESS length LENGTH
[all …]
/linux/tools/testing/selftests/vfio/lib/
H A Diommu.c71 struct dma_region *region; in __iommu_hva2iova() local
73 list_for_each_entry(region, &iommu->dma_regions, link) { in __iommu_hva2iova()
74 if (vaddr < region->vaddr) in __iommu_hva2iova()
77 if (vaddr >= region->vaddr + region->size) in __iommu_hva2iova()
81 *iova = region->iova + (vaddr - region->vaddr); in __iommu_hva2iova()
100 static int vfio_iommu_map(struct iommu *iommu, struct dma_region *region) in vfio_iommu_map() argument
105 .vaddr = (u64)region->vaddr, in vfio_iommu_map()
106 .iova = region->iova, in vfio_iommu_map()
107 .size = region->size, in vfio_iommu_map()
116 static int iommufd_map(struct iommu *iommu, struct dma_region *region) in iommufd_map() argument
[all …]
/linux/drivers/virt/acrn/
H A Dmm.c19 static int modify_region(struct acrn_vm *vm, struct vm_memory_region_op *region) in modify_region() argument
30 regions->regions_gpa = virt_to_phys(region); in modify_region()
55 struct vm_memory_region_op *region; in acrn_mm_region_add() local
58 region = kzalloc(sizeof(*region), GFP_KERNEL); in acrn_mm_region_add()
59 if (!region) in acrn_mm_region_add()
62 region->type = ACRN_MEM_REGION_ADD; in acrn_mm_region_add()
63 region->user_vm_pa = user_gpa; in acrn_mm_region_add()
64 region->service_vm_pa = service_gpa; in acrn_mm_region_add()
65 region->size = size; in acrn_mm_region_add()
66 region->attr = ((mem_type & ACRN_MEM_TYPE_MASK) | in acrn_mm_region_add()
[all …]
/linux/drivers/soc/ti/
H A Dknav_qmss_queue.c688 struct knav_region *region; in kdesc_fill_pool() local
691 region = pool->region; in kdesc_fill_pool()
692 pool->desc_size = region->desc_size; in kdesc_fill_pool()
697 dma_addr = region->dma_start + (region->desc_size * index); in kdesc_fill_pool()
735 return pool->region->dma_start + (virt - pool->region->virt_start); in knav_pool_desc_virt_to_dma()
742 return pool->region->virt_start + (dma - pool->region->dma_start); in knav_pool_desc_dma_to_virt()
759 struct knav_region *reg_itr, *region = NULL; in knav_pool_create() local
780 region = reg_itr; in knav_pool_create()
784 if (!region) { in knav_pool_create()
805 if (num_desc > (region->num_desc - region->used_desc)) { in knav_pool_create()
[all …]
/linux/drivers/gpib/include/
H A Damcc5920.h23 static inline uint32_t amcc_wait_state_bits(unsigned int region, unsigned int num_wait_states) in amcc_wait_state_bits() argument
25 return (num_wait_states & 0x7) << (--region * bits_per_region); in amcc_wait_state_bits()
35 static inline uint32_t amcc_prefetch_bits(unsigned int region, enum amcc_prefetch_bits prefetch) in amcc_prefetch_bits() argument
37 return prefetch << (--region * bits_per_region); in amcc_prefetch_bits()
40 static inline uint32_t amcc_PTADR_mode_bit(unsigned int region) in amcc_PTADR_mode_bit() argument
42 return 0x80 << (--region * bits_per_region); in amcc_PTADR_mode_bit()
45 static inline uint32_t amcc_disable_write_fifo_bit(unsigned int region) in amcc_disable_write_fifo_bit() argument
47 return 0x20 << (--region * bits_per_region); in amcc_disable_write_fifo_bit()

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