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/linux/drivers/md/dm-vdo/indexer/
H A Dindex-layout.c6 #include "index-layout.h"
21 * The UDS layout on storage media is divided into a number of fixed-size regions, the sizes of
40 * The header contains the encoded region layout table as well as some index configuration data.
53 * The header contains the encoded region layout table as well as index state data for that save.
100 static const u8 LAYOUT_MAGIC[] = "*ALBIREO*SINGLE*FILE*LAYOUT*001*";
296 static int __must_check open_layout_reader(struct index_layout *layout, in open_layout_reader() argument
300 return uds_make_buffered_reader(layout->factory, lr->start_block + offset, in open_layout_reader()
304 static int open_region_reader(struct index_layout *layout, struct layout_region *region, in open_region_reader() argument
307 return open_layout_reader(layout, region, -layout->super.start_offset, in open_region_reader()
311 static int __must_check open_layout_writer(struct index_layout *layout, in open_layout_writer() argument
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H A Dindex-layout.h14 * The index layout describes the format of the index on the underlying storage, and is responsible
24 void uds_free_index_layout(struct index_layout *layout);
26 int __must_check uds_replace_index_layout_storage(struct index_layout *layout,
29 int __must_check uds_load_index_state(struct index_layout *layout,
32 int __must_check uds_save_index_state(struct index_layout *layout,
35 int __must_check uds_discard_open_chapter(struct index_layout *layout);
37 u64 __must_check uds_get_volume_nonce(struct index_layout *layout);
39 int __must_check uds_open_volume_bufio(struct index_layout *layout, size_t block_size,
/linux/drivers/clk/at91/
H A Dclk-programmable.c18 #define PROG_PRES(layout, pckr) ((pckr >> layout->pres_shift) & layout->pres_mask) argument
26 const struct clk_programmable_layout *layout; member
36 const struct clk_programmable_layout *layout = prog->layout; in clk_programmable_recalc_rate() local
42 if (layout->is_pres_direct) in clk_programmable_recalc_rate()
43 rate = parent_rate / (PROG_PRES(layout, pckr) + 1); in clk_programmable_recalc_rate()
45 rate = parent_rate >> PROG_PRES(layout, pckr); in clk_programmable_recalc_rate()
54 const struct clk_programmable_layout *layout = prog->layout; in clk_programmable_determine_rate() local
68 if (layout->is_pres_direct) { in clk_programmable_determine_rate()
69 for (shift = 0; shift <= layout->pres_mask; shift++) { in clk_programmable_determine_rate()
75 for (shift = 0; shift < layout->pres_mask; shift++) { in clk_programmable_determine_rate()
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H A Dclk-pll.c20 #define PLL_MUL(reg, layout) (((reg) >> (layout)->mul_shift) & \ argument
21 (layout)->mul_mask)
23 #define PLL_MUL_MASK(layout) ((layout)->mul_mask) argument
24 #define PLL_MUL_MAX(layout) (PLL_MUL_MASK(layout) + 1) argument
41 const struct clk_pll_layout *layout; member
59 const struct clk_pll_layout *layout = pll->layout; in clk_pll_prepare() local
73 mul = PLL_MUL(pllr, layout); in clk_pll_prepare()
87 regmap_update_bits(regmap, offset, layout->pllr_mask, in clk_pll_prepare()
90 ((pll->mul & layout->mul_mask) << layout->mul_shift)); in clk_pll_prepare()
108 unsigned int mask = pll->layout->pllr_mask; in clk_pll_unprepare()
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H A Dclk-generated.c29 const struct clk_pcr_layout *layout; member
44 regmap_write(gck->regmap, gck->layout->offset, in clk_generated_set()
45 (gck->id & gck->layout->pid_mask)); in clk_generated_set()
46 regmap_update_bits(gck->regmap, gck->layout->offset, in clk_generated_set()
47 AT91_PMC_PCR_GCKDIV_MASK | gck->layout->gckcss_mask | in clk_generated_set()
48 gck->layout->cmd | enable, in clk_generated_set()
49 field_prep(gck->layout->gckcss_mask, gck->parent_id) | in clk_generated_set()
50 gck->layout->cmd | in clk_generated_set()
76 regmap_write(gck->regmap, gck->layout->offset, in clk_generated_disable()
77 (gck->id & gck->layout->pid_mask)); in clk_generated_disable()
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H A Dclk-peripheral.c39 const struct clk_pcr_layout *layout; member
173 regmap_write(periph->regmap, periph->layout->offset, in clk_sam9x5_peripheral_set()
174 (periph->id & periph->layout->pid_mask)); in clk_sam9x5_peripheral_set()
175 regmap_update_bits(periph->regmap, periph->layout->offset, in clk_sam9x5_peripheral_set()
176 periph->layout->div_mask | periph->layout->cmd | in clk_sam9x5_peripheral_set()
178 field_prep(periph->layout->div_mask, periph->div) | in clk_sam9x5_peripheral_set()
179 periph->layout->cmd | enable); in clk_sam9x5_peripheral_set()
201 regmap_write(periph->regmap, periph->layout->offset, in clk_sam9x5_peripheral_disable()
202 (periph->id & periph->layout->pid_mask)); in clk_sam9x5_peripheral_disable()
203 regmap_update_bits(periph->regmap, periph->layout->offset, in clk_sam9x5_peripheral_disable()
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/linux/drivers/net/can/spi/mcp251xfd/
H A Dmcp251xfd-ethtool.c22 struct can_ram_layout layout; in mcp251xfd_ring_get_ringparam() local
24 can_ram_get_layout(&layout, &mcp251xfd_ram_config, NULL, NULL, fd_mode); in mcp251xfd_ring_get_ringparam()
25 ring->rx_max_pending = layout.max_rx; in mcp251xfd_ring_get_ringparam()
26 ring->tx_max_pending = layout.max_tx; in mcp251xfd_ring_get_ringparam()
40 struct can_ram_layout layout; in mcp251xfd_ring_set_ringparam() local
42 can_ram_get_layout(&layout, &mcp251xfd_ram_config, ring, NULL, fd_mode); in mcp251xfd_ring_set_ringparam()
43 if ((layout.cur_rx != priv->rx_obj_num || in mcp251xfd_ring_set_ringparam()
44 layout.cur_tx != priv->tx->obj_num) && in mcp251xfd_ring_set_ringparam()
48 priv->rx_obj_num = layout.cur_rx; in mcp251xfd_ring_set_ringparam()
49 priv->rx_obj_num_coalesce_irq = layout.rx_coalesce; in mcp251xfd_ring_set_ringparam()
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H A Dmcp251xfd-ram.c60 void can_ram_get_layout(struct can_ram_layout *layout, in can_ram_get_layout() argument
79 layout->default_rx = can_ram_rounddown_pow_of_two(config, &config->rx, 0, num_rx); in can_ram_get_layout()
80 layout->default_tx = num_tx; in can_ram_get_layout()
92 layout->max_rx = can_ram_rounddown_pow_of_two(config, &config->rx, 0, num_rx); in can_ram_get_layout()
93 layout->max_tx = can_ram_rounddown_pow_of_two(config, &config->tx, 0, num_tx); in can_ram_get_layout()
106 if (num_rx > layout->max_rx) in can_ram_get_layout()
107 num_rx = layout->default_rx; in can_ram_get_layout()
152 layout->cur_rx = num_rx; in can_ram_get_layout()
153 layout->cur_tx = num_tx; in can_ram_get_layout()
154 layout->rx_coalesce = num_rx_coalesce; in can_ram_get_layout()
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/linux/drivers/nvmem/
H A Dlayouts.c3 * NVMEM layout bus handling
32 struct nvmem_layout *layout = to_nvmem_layout_device(dev); in nvmem_layout_bus_probe() local
37 return drv->probe(layout); in nvmem_layout_bus_probe()
43 struct nvmem_layout *layout = to_nvmem_layout_device(dev); in nvmem_layout_bus_remove() local
45 return drv->remove(layout); in nvmem_layout_bus_remove()
49 .name = "nvmem-layout",
73 struct nvmem_layout *layout = to_nvmem_layout_device(dev); in nvmem_layout_release_device() local
75 of_node_put(layout->dev.of_node); in nvmem_layout_release_device()
76 kfree(layout); in nvmem_layout_release_device()
82 struct nvmem_layout *layout; in nvmem_layout_create_device() local
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/linux/drivers/md/dm-vdo/
H A Dencodings.c773 * allocate_partition() - Allocate a partition and add it to a layout.
774 * @layout: The layout containing the partition.
776 * @offset: The offset into the layout at which the partition begins.
781 static int allocate_partition(struct layout *layout, u8 id, in allocate_partition() argument
794 partition->next = layout->head; in allocate_partition()
795 layout->head = partition; in allocate_partition()
802 * layout.
803 * @layout: The layout.
811 static int __must_check make_partition(struct layout *layout, enum partition_id id, in make_partition() argument
816 block_count_t free_blocks = layout->last_free - layout->first_free; in make_partition()
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/linux/rust/kernel/
H A Dalloc.rs9 pub mod layout; module
31 use core::{alloc::Layout, ptr::NonNull};
121 /// via [`Layout`].
140 /// Allocate memory based on `layout` and `flags`.
142 /// On success, returns a buffer represented as `NonNull<[u8]>` that satisfies the layout
143 /// constraints (i.e. minimum size and alignment as specified by `layout`).
150 /// - valid for reads and writes for `layout.size()` bytes, until it is passed to
152 /// - aligned to `layout.align()`,
156 fn alloc(layout: Layout, flags: Flags) -> Result<NonNull<[u8]>, AllocError> { in alloc() argument
159 unsafe { Self::realloc(None, layout, Layout::new::<()>(), flags) } in alloc()
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/linux/sound/aoa/fabrics/
H A Dlayout.c3 * Apple Onboard Audio driver -- layout/machine id fabric
8 * layout-id or device-id property in the device tree.
20 MODULE_DESCRIPTION("Layout-ID fabric for snd-aoa");
24 /* These are the connections the layout fabric
63 struct layout { struct
69 * so that our layout table doesn't need to be filled argument
73 * multiple layout-ids */
78 MODULE_ALIAS("sound-layout-36"); argument
79 MODULE_ALIAS("sound-layout-41");
80 MODULE_ALIAS("sound-layout-45");
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/linux/Documentation/filesystems/nfs/
H A Dpnfs.rst17 Each nfs_inode may hold a pointer to a cache of these layout
18 segments in nfsi->layout, of type struct pnfs_layout_hdr.
26 the reference count, as the layout is kept around by the lseg that
33 layout driver type. The device ids are held in a RCU cache (struct
62 layout drivers
65 PNFS utilizes what is called layout drivers. The STD defines 4 basic
66 layout types: "files", "objects", "blocks", and "flexfiles". For each
67 of these types there is a layout-driver with a common function-vectors
69 different layout types.
71 Files-layout-driver code is in: fs/nfs/filelayout/.. directory
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/linux/rust/kernel/alloc/
H A Dallocator_test.rs13 use core::alloc::Layout;
40 layout: Layout, in realloc() argument
41 old_layout: Layout, in realloc() argument
55 if layout.size() == 0 { in realloc()
60 crate::alloc::dangling_from_layout(layout), in realloc()
80 let layout = layout.align_to(min_align).map_err(|_| AllocError)?; in realloc() localVariable
81 let layout = layout.pad_to_align(); in realloc() localVariable
85 let dst = unsafe { libc_aligned_alloc(layout.align(), layout.size()) } as *mut u8; in realloc()
90 // guarantee that `dst` points to memory of at least `layout.size()` bytes. in realloc()
91 unsafe { dst.as_ptr().write_bytes(0, layout.size()) }; in realloc()
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/linux/include/linux/
H A Dnvmem-provider.h102 * @layout: Fixed layout associated with this nvmem device.
127 struct nvmem_layout *layout; member
141 * struct nvmem_layout - NVMEM layout definitions
143 * @dev: Device-model layout device.
146 * has this layout. The function will add layout
151 * pairs. A nvmem layout can parse the nvmem device and add appropriate
157 int (*add_cells)(struct nvmem_layout *layout);
162 int (*probe)(struct nvmem_layout *layout);
163 void (*remove)(struct nvmem_layout *layout);
177 int nvmem_layout_register(struct nvmem_layout *layout);
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/linux/drivers/gpu/drm/atmel-hlcdc/
H A Datmel_hlcdc_plane.c292 if (!desc->layout.scaler_config) in atmel_hlcdc_plane_setup_scaler()
297 desc->layout.scaler_config, 0); in atmel_hlcdc_plane_setup_scaler()
301 if (desc->layout.phicoeffs.x) { in atmel_hlcdc_plane_setup_scaler()
315 desc->layout.phicoeffs.x); in atmel_hlcdc_plane_setup_scaler()
322 desc->layout.phicoeffs.y); in atmel_hlcdc_plane_setup_scaler()
328 atmel_hlcdc_layer_write_cfg(&plane->layer, desc->layout.scaler_config, in atmel_hlcdc_plane_setup_scaler()
341 if (!desc->layout.scaler_config) in atmel_xlcdc_plane_setup_scaler()
346 desc->layout.scaler_config, 0); in atmel_xlcdc_plane_setup_scaler()
356 atmel_hlcdc_layer_write_cfg(&plane->layer, desc->layout.scaler_config, in atmel_xlcdc_plane_setup_scaler()
362 atmel_hlcdc_layer_write_cfg(&plane->layer, desc->layout.scaler_config + 1, in atmel_xlcdc_plane_setup_scaler()
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/linux/fs/ceph/
H A Dioctl.h11 * CEPH_IOC_GET_LAYOUT - get file layout or dir layout policy
12 * CEPH_IOC_SET_LAYOUT - set file layout
13 * CEPH_IOC_SET_LAYOUT_POLICY - set dir layout policy
15 * The file layout specifies how file data is striped over objects in
20 * Files get a new layout based on the policy set on the containing
22 * you examine the layout for a file or the policy on a directory.
24 * SET_LAYOUT will let you set a layout on a newly created file. This
28 * SET_LAYOUT_POLICY will let you set a layout policy (default layout)
30 * directory (or any child directory that doesn't specify a layout of
H A Dioctl.c16 * get and set the file layout
78 /* validate changed params against current layout */ in ceph_ioctl_set_layout()
118 req->r_args.setlayout.layout.fl_stripe_unit = in ceph_ioctl_set_layout()
120 req->r_args.setlayout.layout.fl_stripe_count = in ceph_ioctl_set_layout()
122 req->r_args.setlayout.layout.fl_object_size = in ceph_ioctl_set_layout()
124 req->r_args.setlayout.layout.fl_pg_pool = cpu_to_le32(l.data_pool); in ceph_ioctl_set_layout()
132 * Set a layout policy on a directory inode. All items in the tree
133 * rooted at this inode will inherit this layout on creation,
135 * unless a subdirectory has its own layout policy.
162 req->r_args.setlayout.layout.fl_stripe_unit = in ceph_ioctl_set_layout_policy()
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/linux/drivers/mfd/
H A Datmel-smc.c258 * @layout: the layout of registers
266 const struct atmel_hsmc_reg_layout *layout, in atmel_hsmc_cs_conf_apply() argument
269 regmap_write(regmap, ATMEL_HSMC_SETUP(layout, cs), conf->setup); in atmel_hsmc_cs_conf_apply()
270 regmap_write(regmap, ATMEL_HSMC_PULSE(layout, cs), conf->pulse); in atmel_hsmc_cs_conf_apply()
271 regmap_write(regmap, ATMEL_HSMC_CYCLE(layout, cs), conf->cycle); in atmel_hsmc_cs_conf_apply()
272 regmap_write(regmap, ATMEL_HSMC_TIMINGS(layout, cs), conf->timings); in atmel_hsmc_cs_conf_apply()
273 regmap_write(regmap, ATMEL_HSMC_MODE(layout, cs), conf->mode); in atmel_hsmc_cs_conf_apply()
299 * @layout: the layout of registers
307 const struct atmel_hsmc_reg_layout *layout, in atmel_hsmc_cs_conf_get() argument
310 regmap_read(regmap, ATMEL_HSMC_SETUP(layout, cs), &conf->setup); in atmel_hsmc_cs_conf_get()
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/linux/Documentation/devicetree/bindings/nvmem/layouts/
H A Dfixed-layout.yaml4 $id: http://devicetree.org/schemas/nvmem/layouts/fixed-layout.yaml#
7 title: NVMEM layout for fixed NVMEM cells
10 Many NVMEM devices have hardcoded cells layout (offset and size of defined
13 This binding allows defining such NVMEM layout with its cells. It can be used
21 const: fixed-layout
42 nvmem-layout {
43 compatible = "fixed-layout";
H A Donie,tlv-layout.yaml4 $id: http://devicetree.org/schemas/nvmem/layouts/onie,tlv-layout.yaml#
7 title: NVMEM layout of the ONIE tlv table
26 const: onie,tlv-layout
116 nvmem-layout {
117 compatible = "onie,tlv-layout";
137 nvmem-layout {
138 compatible = "onie,tlv-layout";
/linux/include/linux/mfd/syscon/
H A Datmel-smc.h19 #define ATMEL_HSMC_SETUP(layout, cs) \ argument
20 ((layout)->timing_regs_offset + ((cs) * 0x14))
22 #define ATMEL_HSMC_PULSE(layout, cs) \ argument
23 ((layout)->timing_regs_offset + ((cs) * 0x14) + 0x4)
25 #define ATMEL_HSMC_CYCLE(layout, cs) \ argument
26 ((layout)->timing_regs_offset + ((cs) * 0x14) + 0x8)
33 #define ATMEL_HSMC_MODE(layout, cs) \ argument
34 ((layout)->timing_regs_offset + ((cs) * 0x14) + 0x10)
64 #define ATMEL_HSMC_TIMINGS(layout, cs) \ argument
65 ((layout)->timing_regs_offset + ((cs) * 0x14) + 0xc)
/linux/include/uapi/drm/
H A Ddrm_fourcc.h46 * format and data layout of the buffer, and should be the only way to describe
49 * Having multiple fourcc:modifier pairs which describe the same layout should
61 * Modifiers must uniquely encode buffer layout. In other words, a buffer must
287 * then V), but the exact Linear layout is undefined.
443 * When adding a new token please document the layout with a code comment,
459 * In future cases where a generic layout is identified before merging with a
483 * Linear Layout
485 * Just plain linear layout. Note that this is different from no specifying any
496 * implicit, instead it means that the layout is linear. Whether modifiers are
505 * Intel X-tiling layout
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/linux/drivers/nvmem/layouts/
H A Du-boot-env.c168 static int u_boot_env_add_cells(struct nvmem_layout *layout) in u_boot_env_add_cells() argument
170 struct device *dev = &layout->dev; in u_boot_env_add_cells()
175 return u_boot_env_parse(dev, layout->nvmem, format); in u_boot_env_add_cells()
178 static int u_boot_env_probe(struct nvmem_layout *layout) in u_boot_env_probe() argument
180 layout->add_cells = u_boot_env_add_cells; in u_boot_env_probe()
182 return nvmem_layout_register(layout); in u_boot_env_probe()
185 static void u_boot_env_remove(struct nvmem_layout *layout) in u_boot_env_remove() argument
187 nvmem_layout_unregister(layout); in u_boot_env_remove()
200 .name = "u-boot-env-layout",
211 MODULE_DESCRIPTION("NVMEM layout driver for U-Boot environment variables");
/linux/fs/nfs/
H A Dpnfs.c2 * pNFS functions to call and manage layout drivers.
66 /* Return the registered pnfs layout driver module matching given id */
122 * When the server sends a list of layout types, we choose one in the order
155 * Try to set the server's pnfs module to the pnfs layout type specified by id.
156 * Currently only one pNFS layout driver per filesystem is supported.
158 * @ids array of layout types supported by MDS.
200 printk(KERN_ERR "NFS: %s: Error initializing pNFS layout " in set_pnfs_layoutdriver()
227 printk(KERN_ERR "NFS: %s Layout driver must provide " in pnfs_register_layoutdriver()
260 * pNFS client layout cache
298 dprintk("%s: freeing layout cache %p\n", __func__, lo); in pnfs_detach_layout_hdr()
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