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Searched refs:area (Results 1 – 25 of 526) sorted by relevance

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/linux/drivers/gpu/drm/omapdrm/
H A Dtcm.h69 struct tcm_area *area);
70 s32 (*reserve_1d)(struct tcm *tcm, u32 slots, struct tcm_area *area);
71 s32 (*free)(struct tcm *tcm, struct tcm_area *area);
133 struct tcm_area *area) in tcm_reserve_2d() argument
137 (area == NULL || width == 0 || height == 0 || in tcm_reserve_2d()
143 area->is2d = true; in tcm_reserve_2d()
145 slot_bytes, area); in tcm_reserve_2d()
146 area->tcm = res ? NULL : tcm; in tcm_reserve_2d()
166 struct tcm_area *area) in tcm_reserve_1d() argument
170 (area == NULL || slots == 0) ? -EINVAL : in tcm_reserve_1d()
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H A Dtcm-sita.c155 struct tcm_area *area) in sita_reserve_1d() argument
163 area->p0.x = pos % tcm->width; in sita_reserve_1d()
164 area->p0.y = pos / tcm->width; in sita_reserve_1d()
165 area->p1.x = (pos + num_slots - 1) % tcm->width; in sita_reserve_1d()
166 area->p1.y = (pos + num_slots - 1) / tcm->width; in sita_reserve_1d()
175 struct tcm_area *area) in sita_reserve_2d() argument
185 area->p0.x = pos % tcm->width; in sita_reserve_2d()
186 area->p0.y = pos / tcm->width; in sita_reserve_2d()
187 area->p1.x = area->p0.x + w - 1; in sita_reserve_2d()
188 area->p1.y = area->p0.y + h - 1; in sita_reserve_2d()
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/linux/drivers/net/ethernet/netronome/nfp/nfpcore/
H A Dnfp_cppcore.c86 struct nfp_cpp_area *area; member
132 struct nfp_cpp_area *area = in __release_cpp_area() local
134 struct nfp_cpp *cpp = nfp_cpp_area_cpp(area); in __release_cpp_area()
136 if (area->cpp->op->area_cleanup) in __release_cpp_area()
137 area->cpp->op->area_cleanup(area); in __release_cpp_area()
140 __resource_del(&area->resource); in __release_cpp_area()
142 kfree(area); in __release_cpp_area()
145 static void nfp_cpp_area_put(struct nfp_cpp_area *area) in nfp_cpp_area_put() argument
147 kref_put(&area->kref, __release_cpp_area); in nfp_cpp_area_put()
150 static struct nfp_cpp_area *nfp_cpp_area_get(struct nfp_cpp_area *area) in nfp_cpp_area_get() argument
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H A Dnfp_cpp.h215 void nfp_cpp_area_free(struct nfp_cpp_area *area);
216 int nfp_cpp_area_acquire(struct nfp_cpp_area *area);
217 int nfp_cpp_area_acquire_nonblocking(struct nfp_cpp_area *area);
218 void nfp_cpp_area_release(struct nfp_cpp_area *area);
219 void nfp_cpp_area_release_free(struct nfp_cpp_area *area);
220 int nfp_cpp_area_read(struct nfp_cpp_area *area, unsigned long offset,
222 int nfp_cpp_area_write(struct nfp_cpp_area *area, unsigned long offset,
224 size_t nfp_cpp_area_size(struct nfp_cpp_area *area);
228 struct resource *nfp_cpp_area_resource(struct nfp_cpp_area *area);
229 phys_addr_t nfp_cpp_area_phys(struct nfp_cpp_area *area);
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/linux/drivers/net/dsa/sja1105/
H A Dsja1105_ethtool.c81 enum sja1105_stats_area area; member
92 .area = MAC,
99 .area = MAC,
106 .area = MAC,
113 .area = MAC,
121 .area = MAC,
128 .area = MAC,
135 .area = MAC,
142 .area = MAC,
149 .area = MAC,
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/linux/drivers/iommu/iommufd/
H A Dio_pagetable.h64 int iopt_area_fill_domains(struct iopt_area *area, struct iopt_pages *pages);
65 void iopt_area_unfill_domains(struct iopt_area *area, struct iopt_pages *pages);
67 int iopt_area_fill_domain(struct iopt_area *area, struct iommu_domain *domain);
68 void iopt_area_unfill_domain(struct iopt_area *area, struct iopt_pages *pages,
70 void iopt_area_unmap_domain(struct iopt_area *area,
73 int iopt_dmabuf_track_domain(struct iopt_pages *pages, struct iopt_area *area,
76 struct iopt_area *area,
78 int iopt_dmabuf_track_all_domains(struct iopt_area *area,
80 void iopt_dmabuf_untrack_all_domains(struct iopt_area *area,
83 static inline unsigned long iopt_area_index(struct iopt_area *area) in iopt_area_index() argument
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H A Dpages.c201 static unsigned long iopt_area_index_to_iova(struct iopt_area *area, in iopt_area_index_to_iova() argument
205 WARN_ON(index < iopt_area_index(area) || in iopt_area_index_to_iova()
206 index > iopt_area_last_index(area)); in iopt_area_index_to_iova()
207 index -= iopt_area_index(area); in iopt_area_index_to_iova()
209 return iopt_area_iova(area); in iopt_area_index_to_iova()
210 return iopt_area_iova(area) - area->page_offset + index * PAGE_SIZE; in iopt_area_index_to_iova()
213 static unsigned long iopt_area_index_to_iova_last(struct iopt_area *area, in iopt_area_index_to_iova_last() argument
217 WARN_ON(index < iopt_area_index(area) || in iopt_area_index_to_iova_last()
218 index > iopt_area_last_index(area)); in iopt_area_index_to_iova_last()
219 if (index == iopt_area_last_index(area)) in iopt_area_index_to_iova_last()
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/linux/arch/x86/xen/
H A Dgrant-table.c26 struct vm_struct *area; member
40 *__shared = shared = gnttab_shared_vm_area.area->addr; in arch_gnttab_map_shared()
62 *__shared = shared = gnttab_status_vm_area.area->addr; in arch_gnttab_map_status()
81 if (shared == gnttab_status_vm_area.area->addr) in arch_gnttab_unmap()
96 struct gnttab_vm_area *area = data; in gnttab_apply() local
98 area->ptes[area->idx++] = pte; in gnttab_apply()
102 static int arch_gnttab_valloc(struct gnttab_vm_area *area, unsigned nr_frames) in arch_gnttab_valloc() argument
104 area->ptes = kmalloc_array(nr_frames, sizeof(*area->ptes), GFP_KERNEL); in arch_gnttab_valloc()
105 if (area->ptes == NULL) in arch_gnttab_valloc()
107 area->area = get_vm_area(PAGE_SIZE * nr_frames, VM_IOREMAP); in arch_gnttab_valloc()
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/linux/lib/
H A Dlogic_iomem.c154 struct logic_iomem_area *area = get_area(addr); in iounmap() local
156 if (!area) { in iounmap()
161 if (area->ops->unmap) in iounmap()
162 area->ops->unmap(area->priv); in iounmap()
165 area->ops = NULL; in iounmap()
166 area->priv = NULL; in iounmap()
221 struct logic_iomem_area *area = get_area(addr); \
223 if (!area) \
226 return (u ## sz) area->ops->read(area->priv, \
234 struct logic_iomem_area *area = get_area(addr); \
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/linux/drivers/video/fbdev/
H A Ddnfb.c109 static void dnfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
151 void dnfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) in dnfb_copyarea() argument
159 incr = (area->dy <= area->sy) ? 1 : -1; in dnfb_copyarea()
161 src = (ushort *)(info->screen_base + area->sy * info->fix.line_length + in dnfb_copyarea()
162 (area->sx >> 4)); in dnfb_copyarea()
163 dest = area->dy * (info->fix.line_length >> 1) + (area->dx >> 4); in dnfb_copyarea()
166 y_delta = (info->fix.line_length * 8) - area->sx - area->width; in dnfb_copyarea()
167 x_end = area->dx + area->width - 1; in dnfb_copyarea()
168 x_word_count = (x_end >> 4) - (area->dx >> 4) + 1; in dnfb_copyarea()
169 start_mask = 0xffff0000 >> (area->dx & 0xf); in dnfb_copyarea()
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/linux/io_uring/
H A Dzcrx.c49 struct io_zcrx_area *area = io_zcrx_iov_to_area(niov); in io_zcrx_iov_page() local
52 lockdep_assert(!area->mem.is_dmabuf); in io_zcrx_iov_page()
54 niov_pages_shift = area->ifq->niov_shift - PAGE_SHIFT; in io_zcrx_iov_page()
55 return area->mem.pages[net_iov_idx(niov) << niov_pages_shift]; in io_zcrx_iov_page()
59 struct io_zcrx_area *area) in io_populate_area_dma() argument
62 struct sg_table *sgt = area->mem.sgt; in io_populate_area_dma()
73 while (sg_len && niov_idx < area->nia.num_niovs) { in io_populate_area_dma()
74 struct net_iov *niov = &area->nia.niovs[niov_idx]; in io_populate_area_dma()
84 if (WARN_ON_ONCE(niov_idx != area->nia.num_niovs)) in io_populate_area_dma()
254 struct io_zcrx_area *area) in io_zcrx_unmap_area() argument
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/linux/sound/core/
H A Dmemalloc.c28 int (*mmap)(struct snd_dma_buffer *dmab, struct vm_area_struct *area);
79 dmab->area = __snd_dma_alloc_pages(dmab, size); in snd_dma_alloc_dir_pages()
80 if (!dmab->area) in snd_dma_alloc_dir_pages()
115 if (! dmab->area) in snd_dma_alloc_pages_fallback()
192 struct vm_area_struct *area) in snd_dma_buffer_mmap() argument
200 return ops->mmap(dmab, area); in snd_dma_buffer_mmap()
258 return virt_to_page(dmab->area + offset); in snd_sgbuf_get_page()
333 do_free_pages(dmab->area, dmab->bytes, false); in snd_dma_continuous_free()
337 struct vm_area_struct *area) in snd_dma_continuous_mmap() argument
339 return remap_pfn_range(area, area->vm_start, in snd_dma_continuous_mmap()
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/linux/drivers/video/fbdev/sis/
H A Dsis_accel.c356 void fbcon_sis_copyarea(struct fb_info *info, const struct fb_copyarea *area) in fbcon_sis_copyarea() argument
361 int width = area->width; in fbcon_sis_copyarea()
362 int height = area->height; in fbcon_sis_copyarea()
369 cfb_copyarea(info, area); in fbcon_sis_copyarea()
374 area->sx >= vxres || area->sy >= vyres || in fbcon_sis_copyarea()
375 area->dx >= vxres || area->dy >= vyres) in fbcon_sis_copyarea()
379 if((area->sx + width) > vxres) width = vxres - area->sx; in fbcon_sis_copyarea()
380 if((area->dx + width) > vxres) width = vxres - area->dx; in fbcon_sis_copyarea()
381 if((area->sy + height) > vyres) height = vyres - area->sy; in fbcon_sis_copyarea()
382 if((area->dy + height) > vyres) height = vyres - area->dy; in fbcon_sis_copyarea()
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/linux/kernel/
H A Dkcov.c62 void *area; member
137 struct kcov_remote_area *area; in kcov_remote_area_get() local
141 area = list_entry(pos, struct kcov_remote_area, list); in kcov_remote_area_get()
142 if (area->size == size) { in kcov_remote_area_get()
143 list_del(&area->list); in kcov_remote_area_get()
144 return area; in kcov_remote_area_get()
151 static void kcov_remote_area_put(struct kcov_remote_area *area, in kcov_remote_area_put() argument
154 INIT_LIST_HEAD(&area->list); in kcov_remote_area_put()
155 area->size = size; in kcov_remote_area_put()
156 list_add(&area->list, &kcov_remote_areas); in kcov_remote_area_put()
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/linux/drivers/soc/fsl/qe/
H A Dtsa.c349 static void tsa_cpm1_init_entries_area(struct tsa *tsa, struct tsa_entries_area *area, in tsa_cpm1_init_entries_area() argument
362 area->entries_start = tsa->si_ram; in tsa_cpm1_init_entries_area()
363 area->entries_next = area->entries_start + half; in tsa_cpm1_init_entries_area()
364 area->last_entry = NULL; in tsa_cpm1_init_entries_area()
367 area->entries_start = tsa->si_ram + half; in tsa_cpm1_init_entries_area()
368 area->entries_next = area->entries_start + half; in tsa_cpm1_init_entries_area()
369 area->last_entry = NULL; in tsa_cpm1_init_entries_area()
376 area->entries_start = tsa->si_ram; in tsa_cpm1_init_entries_area()
377 area->entries_next = area->entries_start + quarter; in tsa_cpm1_init_entries_area()
378 area->last_entry = NULL; in tsa_cpm1_init_entries_area()
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/linux/mm/
H A Dvmalloc.c344 struct vm_struct *area; in ioremap_page_range() local
346 area = find_vm_area((void *)addr); in ioremap_page_range()
347 if (!area || !(area->flags & VM_IOREMAP)) { in ioremap_page_range()
351 if (addr != (unsigned long)area->addr || in ioremap_page_range()
352 (void *)end != area->addr + get_vm_area_size(area)) { in ioremap_page_range()
354 addr, end, (long)area->addr, in ioremap_page_range()
355 (long)area->addr + get_vm_area_size(area)); in ioremap_page_range()
721 static int check_sparse_vm_area(struct vm_struct *area, unsigned long start, in check_sparse_vm_area() argument
725 if (WARN_ON_ONCE(area->flags & VM_FLUSH_RESET_PERMS)) in check_sparse_vm_area()
727 if (WARN_ON_ONCE(area->flags & VM_NO_GUARD)) in check_sparse_vm_area()
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H A Dexecmem.c68 struct vm_struct *area; in execmem_vmap() local
70 area = __get_vm_area_node(size, range->alignment, PAGE_SHIFT, VM_ALLOC, in execmem_vmap()
73 if (!area && range->fallback_start) in execmem_vmap()
74 area = __get_vm_area_node(size, range->alignment, PAGE_SHIFT, VM_ALLOC, in execmem_vmap()
78 return area; in execmem_vmap()
163 void *area; in execmem_cache_clean() local
166 mas_for_each(&mas, area, ULONG_MAX) { in execmem_cache_clean()
171 struct vm_struct *vm = find_vm_area(area); in execmem_cache_clean()
175 vfree(area); in execmem_cache_clean()
189 void *area = NULL; in execmem_cache_add_locked() local
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/linux/sound/core/oss/
H A Dmulaw.c183 snd_pcm_area_silence(&dst_channels[channel].area, 0, frames, plugin->dst_format.format); in mulaw_decode()
188 src = src_channels[channel].area.addr + src_channels[channel].area.first / 8; in mulaw_decode()
189 dst = dst_channels[channel].area.addr + dst_channels[channel].area.first / 8; in mulaw_decode()
190 src_step = src_channels[channel].area.step / 8; in mulaw_decode()
191 dst_step = dst_channels[channel].area.step / 8; in mulaw_decode()
229 snd_pcm_area_silence(&dst_channels[channel].area, 0, frames, plugin->dst_format.format); in mulaw_encode()
234 src = src_channels[channel].area.addr + src_channels[channel].area.first / 8; in mulaw_encode()
235 dst = dst_channels[channel].area.addr + dst_channels[channel].area.first / 8; in mulaw_encode()
236 src_step = src_channels[channel].area.step / 8; in mulaw_encode()
237 dst_step = dst_channels[channel].area.step / 8; in mulaw_encode()
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/linux/kernel/dma/
H A Dremap.c11 struct vm_struct *area = find_vm_area(cpu_addr); in dma_common_find_pages() local
13 if (!area || !(area->flags & VM_DMA_COHERENT)) in dma_common_find_pages()
15 WARN(area->flags != VM_DMA_COHERENT, in dma_common_find_pages()
17 return area->pages; in dma_common_find_pages()
64 struct vm_struct *area = find_vm_area(cpu_addr); in dma_common_free_remap() local
66 if (!area || !(area->flags & VM_DMA_COHERENT)) { in dma_common_free_remap()
/linux/arch/powerpc/include/asm/
H A Drtas-work-area.h68 void rtas_work_area_free(struct rtas_work_area *area);
70 static inline char *rtas_work_area_raw_buf(const struct rtas_work_area *area) in rtas_work_area_raw_buf() argument
72 return area->buf; in rtas_work_area_raw_buf()
75 static inline size_t rtas_work_area_size(const struct rtas_work_area *area) in rtas_work_area_size() argument
77 return area->size; in rtas_work_area_size()
80 static inline phys_addr_t rtas_work_area_phys(const struct rtas_work_area *area) in rtas_work_area_phys() argument
82 return __pa(area->buf); in rtas_work_area_phys()
/linux/drivers/video/fbdev/mb862xx/
H A Dmb862xxfb_accel.c41 const struct fb_copyarea *area) in mb86290fb_copyarea() argument
50 if (area->sx >= area->dx && area->sy >= area->dy) in mb86290fb_copyarea()
52 else if (area->sx >= area->dx && area->sy <= area->dy) in mb86290fb_copyarea()
54 else if (area->sx <= area->dx && area->sy >= area->dy) in mb86290fb_copyarea()
59 cmd[3] = (area->sy << 16) | area->sx; in mb86290fb_copyarea()
60 cmd[4] = (area->dy << 16) | area->dx; in mb86290fb_copyarea()
61 cmd[5] = (area->height << 16) | area->width; in mb86290fb_copyarea()
/linux/arch/powerpc/platforms/pseries/
H A Drtas-work-area.c83 struct rtas_work_area *area; in __rtas_work_area_alloc() local
107 area = mempool_alloc(&rwa_state.descriptor_pool, GFP_KERNEL); in __rtas_work_area_alloc()
108 area->buf = (char *)addr; in __rtas_work_area_alloc()
109 area->size = size; in __rtas_work_area_alloc()
111 return area; in __rtas_work_area_alloc()
114 void __ref rtas_work_area_free(struct rtas_work_area *area) in rtas_work_area_free() argument
117 rtas_work_area_free_early(area); in rtas_work_area_free()
121 gen_pool_free(rwa_state.gen_pool, (unsigned long)area->buf, area->size); in rtas_work_area_free()
122 mempool_free(area, &rwa_state.descriptor_pool); in rtas_work_area_free()
/linux/arch/um/kernel/
H A Ddtb.c16 void *area; in uml_dtb_init() local
18 area = uml_load_file(dtb, &size); in uml_dtb_init()
19 if (area) { in uml_dtb_init()
20 if (!early_init_dt_scan(area, __pa(area))) { in uml_dtb_init()
22 memblock_free(area, size); in uml_dtb_init()
/linux/Documentation/arch/xtensa/
H A Dmmu.rst64 6. The IO area covers the entire 256MB segment of parent-bus-address; the
83 | VMALLOC area | VMALLOC_START 0xc0000000 128MB - 64KB
87 | remap area 1 |
90 | remap area 2 |
93 | KMAP area | PKMAP_BASE PTRS_PER_PTE *
98 | Atomic KMAP area | FIXADDR_START KM_TYPE_NR *
126 | VMALLOC area | VMALLOC_START 0xa0000000 128MB - 64KB
130 | remap area 1 |
133 | remap area 2 |
136 | KMAP area | PKMAP_BASE PTRS_PER_PTE *
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/linux/arch/m68k/mm/
H A Dkmap.c111 struct vm_struct **p, *tmp, *area; in get_io_area() local
113 area = kmalloc(sizeof(*area), GFP_KERNEL); in get_io_area()
114 if (!area) in get_io_area()
121 kfree(area); in get_io_area()
126 area->addr = (void *)addr; in get_io_area()
127 area->size = size + IO_SIZE; in get_io_area()
128 area->next = *p; in get_io_area()
129 *p = area; in get_io_area()
130 return area; in get_io_area()
160 struct vm_struct *area; in __ioremap() local
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