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/linux-6.8/rust/kernel/
Dallocator.rs5 use core::alloc::{GlobalAlloc, Layout};
18 unsafe fn krealloc_aligned(ptr: *mut u8, new_layout: Layout, flags: bindings::gfp_t) -> *mut u8 { in krealloc_aligned() argument
19 // Customized layouts from `Layout::from_size_align()` can have size < align, so pad first. in krealloc_aligned()
20 let layout = new_layout.pad_to_align(); in krealloc_aligned() localVariable
22 let mut size = layout.size(); in krealloc_aligned()
24 if layout.align() > bindings::ARCH_SLAB_MINALIGN { in krealloc_aligned()
29 // Note that `layout.size()` (after padding) is guaranteed to be a multiple of in krealloc_aligned()
30 // `layout.align()`, so `next_power_of_two` gives enough alignment guarantee. in krealloc_aligned()
37 // - `size` is greater than 0 since it's either a `layout.size()` (which cannot be zero in krealloc_aligned()
43 unsafe fn alloc(&self, layout: Layout) -> *mut u8 { in alloc()
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/linux-6.8/drivers/clk/at91/
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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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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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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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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Dclk-sam9x60-pll.c35 const struct clk_pll_layout *layout; member
96 cmul = (val & core->layout->mul_mask) >> core->layout->mul_shift; in sam9x60_frac_pll_set()
97 cfrac = (val & core->layout->frac_mask) >> core->layout->frac_shift; in sam9x60_frac_pll_set()
111 (frac->mul << core->layout->mul_shift) | in sam9x60_frac_pll_set()
112 (frac->frac << core->layout->frac_shift)); in sam9x60_frac_pll_set()
263 cmul = (val & core->layout->mul_mask) >> core->layout->mul_shift; in sam9x60_frac_pll_set_rate_chg()
264 cfrac = (val & core->layout->frac_mask) >> core->layout->frac_shift; in sam9x60_frac_pll_set_rate_chg()
270 (frac->mul << core->layout->mul_shift) | in sam9x60_frac_pll_set_rate_chg()
271 (frac->frac << core->layout->frac_shift)); in sam9x60_frac_pll_set_rate_chg()
341 u32 ena_msk = enable ? core->layout->endiv_mask : 0; in sam9x60_div_pll_set_div()
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Dclk-master.c31 const struct clk_master_layout *layout; member
90 const struct clk_master_layout *layout = master->layout; in clk_master_div_recalc_rate() local
96 regmap_read(master->regmap, master->layout->offset, &mckr); in clk_master_div_recalc_rate()
99 mckr &= layout->mask; in clk_master_div_recalc_rate()
121 regmap_read(master->regmap, master->layout->offset, &mckr); in clk_master_div_save_context()
124 mckr &= master->layout->mask; in clk_master_div_save_context()
142 regmap_read(master->regmap, master->layout->offset, &mckr); in clk_master_div_restore_context()
145 mckr &= master->layout->mask; in clk_master_div_restore_context()
188 ret = regmap_read(master->regmap, master->layout->offset, &mckr); in clk_master_div_set()
192 mckr &= master->layout->mask; in clk_master_div_set()
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/linux-6.8/rust/alloc/
Dalloc.rs76 /// use std::alloc::{alloc, dealloc, handle_alloc_error, Layout};
79 /// let layout = Layout::new::<u16>();
80 /// let ptr = alloc(layout);
82 /// handle_alloc_error(layout);
88 /// dealloc(ptr, layout);
94 pub unsafe fn alloc(layout: Layout) -> *mut u8 { in alloc()
100 __rust_alloc(layout.size(), layout.align()) in alloc()
118 pub unsafe fn dealloc(ptr: *mut u8, layout: Layout) { in dealloc() argument
119 unsafe { __rust_dealloc(ptr, layout.size(), layout.align()) } in dealloc()
137 pub unsafe fn realloc(ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 { in realloc() argument
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Draw_vec.rs14 use crate::alloc::{Allocator, Global, Layout};
184 let layout = match Layout::array::<T>(capacity) { in allocate_in() localVariable
185 Ok(layout) => layout, in allocate_in()
188 match alloc_guard(layout.size()) { in allocate_in()
193 AllocInit::Uninitialized => alloc.allocate(layout), in allocate_in()
194 AllocInit::Zeroed => alloc.allocate_zeroed(layout), in allocate_in()
198 Err(_) => handle_alloc_error(layout), in allocate_in()
218 let layout = Layout::array::<T>(capacity).map_err(|_| CapacityOverflow)?; in try_allocate_in() localVariable
219 alloc_guard(layout.size())?; in try_allocate_in()
221 AllocInit::Uninitialized => alloc.allocate(layout), in try_allocate_in()
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/linux-6.8/drivers/net/can/spi/mcp251xfd/
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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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()
143 layout->cur_rx = num_rx; in can_ram_get_layout()
144 layout->cur_tx = num_tx; in can_ram_get_layout()
145 layout->rx_coalesce = num_rx_coalesce; in can_ram_get_layout()
146 layout->tx_coalesce = num_tx_coalesce; in can_ram_get_layout()
148 layout->cur_rx = layout->default_rx; in can_ram_get_layout()
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/linux-6.8/drivers/gpu/drm/msm/disp/dpu1/
Ddpu_formats.c636 struct dpu_hw_fmt_layout *layout) in _dpu_format_get_plane_sizes_ubwc() argument
642 memset(layout, 0, sizeof(struct dpu_hw_fmt_layout)); in _dpu_format_get_plane_sizes_ubwc()
643 layout->format = fmt; in _dpu_format_get_plane_sizes_ubwc()
644 layout->width = width; in _dpu_format_get_plane_sizes_ubwc()
645 layout->height = height; in _dpu_format_get_plane_sizes_ubwc()
646 layout->num_planes = fmt->num_planes; in _dpu_format_get_plane_sizes_ubwc()
655 if (DPU_FORMAT_IS_YUV(layout->format)) { in _dpu_format_get_plane_sizes_ubwc()
660 layout->num_planes = 2; in _dpu_format_get_plane_sizes_ubwc()
661 layout->plane_pitch[0] = VENUS_Y_STRIDE(color, width); in _dpu_format_get_plane_sizes_ubwc()
663 layout->plane_size[0] = MSM_MEDIA_ALIGN(layout->plane_pitch[0] * in _dpu_format_get_plane_sizes_ubwc()
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/linux-6.8/drivers/gpio/
Dgpio-creg-snps.c27 const struct creg_layout *layout; member
33 const struct creg_layout *layout = hcg->layout; in creg_gpio_set() local
38 value = val ? hcg->layout->on[offset] : hcg->layout->off[offset]; in creg_gpio_set()
40 reg_shift = layout->shift[offset]; in creg_gpio_set()
42 reg_shift += layout->bit_per_gpio[i] + layout->shift[i]; in creg_gpio_set()
46 reg &= ~(GENMASK(layout->bit_per_gpio[i] - 1, 0) << reg_shift); in creg_gpio_set()
62 const struct creg_layout *layout = hcg->layout; in creg_gpio_validate_pg() local
64 if (layout->bit_per_gpio[i] < 1 || layout->bit_per_gpio[i] > 8) in creg_gpio_validate_pg()
68 if (GENMASK(31, layout->bit_per_gpio[i]) & layout->on[i]) in creg_gpio_validate_pg()
72 if (GENMASK(31, layout->bit_per_gpio[i]) & layout->off[i]) in creg_gpio_validate_pg()
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/linux-6.8/sound/soc/intel/avs/
Dapl.c53 struct apl_log_buffer_layout layout; in apl_log_buffer_status() local
60 memcpy_fromio(&layout, addr, sizeof(layout)); in apl_log_buffer_status()
68 if (layout.read_ptr > layout.write_ptr) { in apl_log_buffer_status()
69 avs_dump_fw_log(adev, buf + layout.read_ptr, in apl_log_buffer_status()
70 apl_log_payload_size(adev) - layout.read_ptr); in apl_log_buffer_status()
71 layout.read_ptr = 0; in apl_log_buffer_status()
73 avs_dump_fw_log_wakeup(adev, buf + layout.read_ptr, layout.write_ptr - layout.read_ptr); in apl_log_buffer_status()
76 writel(layout.write_ptr, addr); in apl_log_buffer_status()
80 static int apl_wait_log_entry(struct avs_dev *adev, u32 core, struct apl_log_buffer_layout *layout) in apl_wait_log_entry() argument
92 memcpy_fromio(layout, addr, sizeof(*layout)); in apl_wait_log_entry()
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/linux-6.8/drivers/nvmem/
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",
71 struct nvmem_layout *layout = to_nvmem_layout_device(dev); in nvmem_layout_release_device() local
73 of_node_put(layout->dev.of_node); in nvmem_layout_release_device()
74 kfree(layout); in nvmem_layout_release_device()
80 struct nvmem_layout *layout; in nvmem_layout_create_device() local
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/linux-6.8/sound/aoa/fabrics/
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-6.8/Documentation/filesystems/nfs/
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-6.8/drivers/nvmem/layouts/
Donie-tlv.c8 * Inspired by the first layout written by: Rafał Miłecki <rafal@milecki.pl>
102 struct device_node *layout; in onie_tlv_add_cells() local
108 layout = of_nvmem_layout_get_container(nvmem); in onie_tlv_add_cells()
109 if (!layout) in onie_tlv_add_cells()
126 cell.np = of_get_child_by_name(layout, cell.name); in onie_tlv_add_cells()
131 of_node_put(layout); in onie_tlv_add_cells()
138 of_node_put(layout); in onie_tlv_add_cells()
185 static int onie_tlv_parse_table(struct nvmem_layout *layout) in onie_tlv_parse_table() argument
187 struct nvmem_device *nvmem = layout->nvmem; in onie_tlv_parse_table()
188 struct device *dev = &layout->dev; in onie_tlv_parse_table()
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Dsl28vpd.c83 static int sl28vpd_add_cells(struct nvmem_layout *layout) in sl28vpd_add_cells() argument
85 struct nvmem_device *nvmem = layout->nvmem; in sl28vpd_add_cells()
86 struct device *dev = &layout->dev; in sl28vpd_add_cells()
139 static int sl28vpd_probe(struct nvmem_layout *layout) in sl28vpd_probe() argument
141 layout->add_cells = sl28vpd_add_cells; in sl28vpd_probe()
143 return nvmem_layout_register(layout); in sl28vpd_probe()
146 static void sl28vpd_remove(struct nvmem_layout *layout) in sl28vpd_remove() argument
148 nvmem_layout_unregister(layout); in sl28vpd_remove()
160 .name = "kontron-sl28vpd-layout",
170 MODULE_DESCRIPTION("NVMEM layout driver for the VPD of Kontron sl28 boards");
/linux-6.8/fs/ext4/
Dmballoc-test.c70 struct mbt_ext4_block_layout *layout) in mbt_init_sb_layout() argument
75 sb->s_blocksize = 1UL << layout->blocksize_bits; in mbt_init_sb_layout()
76 sb->s_blocksize_bits = layout->blocksize_bits; in mbt_init_sb_layout()
78 sbi->s_groups_count = layout->group_count; in mbt_init_sb_layout()
79 sbi->s_blocks_per_group = layout->blocks_per_group; in mbt_init_sb_layout()
80 sbi->s_cluster_bits = layout->cluster_bits; in mbt_init_sb_layout()
81 sbi->s_cluster_ratio = 1U << layout->cluster_bits; in mbt_init_sb_layout()
82 sbi->s_clusters_per_group = layout->blocks_per_group >> in mbt_init_sb_layout()
83 layout->cluster_bits; in mbt_init_sb_layout()
84 sbi->s_desc_size = layout->desc_size; in mbt_init_sb_layout()
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/linux-6.8/fs/ceph/
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
/linux-6.8/include/linux/
Dnvmem-provider.h102 * @layout: Fixed layout associated with this nvmem device.
127 struct nvmem_layout *layout; member
160 * struct nvmem_layout - NVMEM layout definitions
162 * @dev: Device-model layout device.
165 * has this layout. The function will add layout
170 * pairs. A nvmem layout can parse the nvmem device and add appropriate
176 int (*add_cells)(struct nvmem_layout *layout);
181 int (*probe)(struct nvmem_layout *layout);
182 void (*remove)(struct nvmem_layout *layout);
199 int nvmem_layout_register(struct nvmem_layout *layout);
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/linux-6.8/drivers/gpu/drm/atmel-hlcdc/
Datmel_hlcdc_plane.c291 if (!desc->layout.scaler_config) in atmel_hlcdc_plane_setup_scaler()
296 desc->layout.scaler_config, 0); in atmel_hlcdc_plane_setup_scaler()
300 if (desc->layout.phicoeffs.x) { in atmel_hlcdc_plane_setup_scaler()
314 desc->layout.phicoeffs.x); in atmel_hlcdc_plane_setup_scaler()
321 desc->layout.phicoeffs.y); in atmel_hlcdc_plane_setup_scaler()
327 atmel_hlcdc_layer_write_cfg(&plane->layer, desc->layout.scaler_config, in atmel_hlcdc_plane_setup_scaler()
339 if (desc->layout.size) in atmel_hlcdc_plane_update_pos_and_size()
340 atmel_hlcdc_layer_write_cfg(&plane->layer, desc->layout.size, in atmel_hlcdc_plane_update_pos_and_size()
344 if (desc->layout.memsize) in atmel_hlcdc_plane_update_pos_and_size()
346 desc->layout.memsize, in atmel_hlcdc_plane_update_pos_and_size()
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/linux-6.8/Documentation/devicetree/bindings/nvmem/layouts/
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";
/linux-6.8/drivers/mfd/
Datmel-smc.c259 * @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()
300 * @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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