/linux/tools/testing/radix-tree/ |
H A D | benchmark.c | 1 // SPDX-License-Identifier: GPL-2.0-only 6 #include <linux/radix-tree.h> 38 nsec = (finish.tv_sec - start.tv_sec) * NSEC_PER_SEC + in benchmark_iter() 39 (finish.tv_nsec - start.tv_nsec); in benchmark_iter() 53 unsigned long size, unsigned long step) in benchmark_insert() argument 61 for (index = 0 ; index < size ; index += step) in benchmark_insert() 66 nsec = (finish.tv_sec - start.tv_sec) * NSEC_PER_SEC + in benchmark_insert() 67 (finish.tv_nsec - start.tv_nsec); in benchmark_insert() 69 printv(2, "Size: %8ld, step: %8ld, insertion: %15lld ns\n", in benchmark_insert() 70 size, step, nsec); in benchmark_insert() [all …]
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/linux/drivers/gpu/drm/i915/ |
H A D | intel_step.c | 1 // SPDX-License-Identifier: MIT 138 u8 step = gmd->step + STEP_A0; in gmd_to_intel_step() local 140 if (step >= STEP_FUTURE) { in gmd_to_intel_step() 141 drm_dbg(&i915->drm, "Using future steppings\n"); in gmd_to_intel_step() 145 return step; in gmd_to_intel_step() 151 int size = 0; in intel_step_init() local 153 struct intel_step_info step = {}; in intel_step_init() local 156 step.graphics_step = gmd_to_intel_step(i915, in intel_step_init() 157 &RUNTIME_INFO(i915)->graphics.ip); in intel_step_init() 158 step.media_step = gmd_to_intel_step(i915, in intel_step_init() [all …]
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/linux/drivers/gpu/drm/xe/ |
H A D | xe_step.c | 1 // SPDX-License-Identifier: MIT 36 __diag_ignore_all("-Woverride-init", "Allow field overrides in table"); 110 * xe_step_pre_gmdid_get - Determine IP steppings from PCI revid 119 struct xe_step_info step = {}; in xe_step_pre_gmdid_get() local 120 u16 revid = xe->info.revid; in xe_step_pre_gmdid_get() 121 int size = 0; in xe_step_pre_gmdid_get() local 126 if (xe->info.platform == XE_PVC) { in xe_step_pre_gmdid_get() 127 baseid = FIELD_GET(GENMASK(5, 3), xe->info.revid); in xe_step_pre_gmdid_get() 128 revid = FIELD_GET(GENMASK(2, 0), xe->info.revid); in xe_step_pre_gmdid_get() 130 size = ARRAY_SIZE(pvc_revid_step_tbl); in xe_step_pre_gmdid_get() [all …]
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/linux/arch/powerpc/platforms/cell/spufs/ |
H A D | spu_save.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 7 * SPU-side context save sequence outlined in 29 /* Save, Step 2: in save_event_mask() 40 /* Save, Step 3: in save_tag_mask() 51 unsigned int size = sizeof(dma_list); in save_upper_240kb() local 55 /* Save, Step 7: in save_upper_240kb() 62 spu_writech(MFC_Size, size); in save_upper_240kb() 72 /* Save, Step 9: in save_fpcr() 73 * Issue the floating-point status and control register in save_fpcr() 84 /* Save, Step 10: in save_decr() [all …]
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H A D | spu_utils.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 3 * utils.h: Utilities for SPU-side of the context switch operation. 12 * 64-bit safe EA. 20 * 128-bit register template. 31 unsigned int size; member 36 * Declare storage for 8-byte aligned DMA list. 51 ((char *)(&(dummy->_field)) - (char *)(&(dummy->gprs[0].slot[0]))) 58 /* Save, Step 4: in set_event_mask() 59 * Restore, Step 1: in set_event_mask() 70 /* Save, Step 5: in set_tag_mask() [all …]
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H A D | spu_restore.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 7 * SPU-side context restore sequence outlined in 25 #define BR_INSTR 0x327fff80 /* br -4 */ 35 unsigned int size = sizeof(regs_spill); in fetch_regs_from_mem() local 42 spu_writech(MFC_Size, size); in fetch_regs_from_mem() 51 unsigned int size = sizeof(dma_list); in restore_upper_240kb() local 55 /* Restore, Step 4: in restore_upper_240kb() 62 spu_writech(MFC_Size, size); in restore_upper_240kb() 73 /* Restore, Step 6(moved): in restore_decr() 92 /* Restore, Step 11: in write_ppu_mb() [all …]
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H A D | switch.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 9 * Host-side part of SPU context switch sequence outlined in 66 /* Save, Step 1: in acquire_spu_lock() 67 * Restore, Step 1: in acquire_spu_lock() 68 * Acquire SPU-specific mutual exclusion lock. in acquire_spu_lock() 75 /* Restore, Step 76: in release_spu_lock() 76 * Release SPU-specific mutual exclusion lock. in release_spu_lock() 83 struct spu_problem __iomem *prob = spu->problem; in check_spu_isolate() 86 /* Save, Step 2: in check_spu_isolate() 87 * Save, Step 6: in check_spu_isolate() [all …]
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/linux/drivers/gpu/drm/i915/gt/ |
H A D | selftest_ring.c | 1 // SPDX-License-Identifier: GPL-2.0 14 kref_init(&ring->ref); in mock_ring() 15 ring->size = sz; in mock_ring() 16 ring->wrap = BITS_PER_TYPE(ring->size) - ilog2(sz); in mock_ring() 17 ring->effective_size = sz; in mock_ring() 18 ring->vaddr = (void *)(ring + 1); in mock_ring() 19 atomic_set(&ring->pin_count, 1); in mock_ring() 39 result = -1; in check_ring_direction() 46 return -EINVAL; in check_ring_direction() 52 static int check_ring_step(struct intel_ring *ring, u32 x, u32 step) in check_ring_step() argument [all …]
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/linux/Documentation/devicetree/bindings/mtd/ |
H A D | hisi504-nand.txt | 5 - compatible: Should be "hisilicon,504-nfc". 6 - reg: The first contains base physical address and size of 8 physical address and size of NAND controller's buffer. 9 - interrupts: Interrupt number for nfc. 10 - nand-bus-width: See nand-controller.yaml. 11 - nand-ecc-mode: Support none and hw ecc mode. 12 - #address-cells: Partition address, should be set 1. 13 - #size-cells: Partition size, should be set 1. 17 - nand-ecc-strength: Number of bits to correct per ECC step. 18 - nand-ecc-step-size: Number of data bytes covered by a single ECC step. [all …]
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H A D | amlogic,meson-nand.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/mtd/amlogic,meson-nand.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - $ref: nand-controller.yaml 13 - liang.yang@amlogic.com 18 - amlogic,meson-gxl-nfc 19 - amlogic,meson-axg-nfc 24 reg-names: 26 - const: nfc [all …]
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H A D | mediatek,mtk-nfc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/mtd/mediatek,mtk-nfc.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Xiangsheng Hou <xiangsheng.hou@mediatek.com> 15 - mediatek,mt2701-nfc 16 - mediatek,mt2712-nfc 17 - mediatek,mt7622-nfc 21 - description: Base physical address and size of NFI. 25 - description: NFI interrupt [all …]
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H A D | vf610-nfc.txt | 7 - compatible: Should be set to "fsl,vf610-nfc". 8 - reg: address range of the NFC. 9 - interrupts: interrupt of the NFC. 10 - #address-cells: shall be set to 1. Encode the nand CS. 11 - #size-cells : shall be set to 0. 12 - assigned-clocks: main clock from the SoC, for Vybrid <&clks VF610_CLK_NFC>; 13 - assigned-clock-rates: The NAND bus timing is derived from this clock 19 - #address-cells, #size-cells : Must be present if the device has sub-nodes 27 - compatible: Should be set to "fsl,vf610-nfc-cs". 28 - nand-bus-width: see nand-controller.yaml [all …]
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/linux/drivers/mtd/nand/ |
H A D | ecc-mxic.c | 1 // SPDX-License-Identifier: GPL-2.0 10 #include <linux/dma-mapping.h> 19 #include <linux/mtd/nand-ecc-mxic.h> 53 /* ECC Chunk Size */ 55 /* Main Data Size */ 57 /* Spare Data Size */ 126 struct nand_ecc_engine *eng = nand->ecc.engine; in nand_to_mxic() 128 if (eng->integration == NAND_ECC_ENGINE_INTEGRATION_EXTERNAL) in nand_to_mxic() 140 if (section < 0 || section >= ctx->steps) in mxic_ecc_ooblayout_ecc() 141 return -ERANGE; in mxic_ecc_ooblayout_ecc() [all …]
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/linux/Documentation/userspace-api/media/v4l/ |
H A D | ext-ctrls-fm-tx.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 3 .. _fm-tx-controls: 15 .. _fm-tx-control-id: 27 step are driver-specific. 34 to 31 pre-defined programme types. 46 always contain a string with size multiple of 8. 52 programme-related information or any other text. In these cases, 60 The result is it must always contain a string with size multiple of 98 frequencies so check the array size. 103 receiver-generated distortion and prevent overmodulation. [all …]
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H A D | vidioc-enum-framesizes.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 13 VIDIOC_ENUM_FRAMESIZES - Enumerate frame sizes 47 - **Discrete:** The function returns success if the given index value 48 (zero-based) is valid. The application should increase the index by 54 - **Step-wise:** The function returns success if the given index value 60 - **Continuous:** This is a special case of the step-wise type above. 68 the ``type`` field to determine the type of frame size enumeration the 81 other ioctl calls while it runs the frame size enumeration. 92 .. flat-table:: struct v4l2_frmsize_discrete 93 :header-rows: 0 [all …]
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H A D | vidioc-queryctrl.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 13 VIDIOC_QUERYCTRL - VIDIOC_QUERY_EXT_CTRL - VIDIOC_QUERYMENU - Enumerate controls and menu control i… 42 of a struct :ref:`v4l2_queryctrl <v4l2-queryctrl>` and call the 60 driver returns the next supported non-compound control, or ``EINVAL`` if 72 :ref:`v4l2_queryctrl <v4l2-queryctrl>` since that structure is full. 80 fields of struct :ref:`v4l2_querymenu <v4l2-querymenu>` and call the 85 :ref:`v4l2_queryctrl <v4l2-queryctrl>` ``minimum`` to ``maximum``, 99 .. _v4l2-queryctrl: 103 .. flat-table:: struct v4l2_queryctrl 104 :header-rows: 0 [all …]
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/linux/tools/perf/util/ |
H A D | bpf-utils.c | 1 // SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) 12 #include "bpf-utils.h" 18 int size_offset; /* > 0: offset of rec size, 19 * < 0: fix size of -size_offset 27 -1, 32 -1, 37 -(int)sizeof(__u32), 42 -(int)sizeof(__u64), 47 -(int)sizeof(__u32), 67 -(int)sizeof(__u8) * BPF_TAG_SIZE, [all …]
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/linux/drivers/net/ethernet/mellanox/mlxsw/ |
H A D | item.h | 1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2 /* Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved */ 13 short step; /* step in bytes for indexed items */ member 14 unsigned short in_step_offset; /* offset within one step */ 16 unsigned char element_size; /* size of element in bit array */ 21 } size; member 29 BUG_ON(index && !item->step); in __mlxsw_item_offset() 30 if (item->offset % typesize != 0 || in __mlxsw_item_offset() 31 item->step % typesize != 0 || in __mlxsw_item_offset() 32 item->in_step_offset % typesize != 0) { in __mlxsw_item_offset() [all …]
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/linux/Documentation/admin-guide/device-mapper/ |
H A D | vdo-design.rst | 1 .. SPDX-License-Identifier: GPL-2.0-only 4 Design of dm-vdo 7 The dm-vdo (virtual data optimizer) target provides inline deduplication, 8 compression, zero-block elimination, and thin provisioning. A dm-vdo target 9 can be backed by up to 256TB of storage, and can present a logical size of 12 production environments ever since. It was made open-source in 2017 after 14 dm-vdo. For usage, see vdo.rst in the same directory as this file. 16 Because deduplication rates fall drastically as the block size increases, a 17 vdo target has a maximum block size of 4K. However, it can achieve 25 The design of dm-vdo is based on the idea that deduplication is a two-part [all …]
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/linux/sound/core/oss/ |
H A D | pcm_plugin.c | 2 * PCM Plug-In shared (kernel/library) code 4 * Copyright (c) 2000 by Abramo Bagnara <abramo@alsa-project.org> 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 35 #define snd_pcm_plug_first(plug) ((plug)->runtime->oss.plugin_first) 36 #define snd_pcm_plug_last(plug) ((plug)->runtime->oss.plugin_last) 40 * all "resampling" requests within +-5% 53 size_t size; in snd_pcm_plugin_alloc() local 57 if (plugin->stream == SNDRV_PCM_STREAM_PLAYBACK) { in snd_pcm_plugin_alloc() 58 format = &plugin->src_format; in snd_pcm_plugin_alloc() 60 format = &plugin->dst_format; in snd_pcm_plugin_alloc() [all …]
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/linux/drivers/media/pci/mantis/ |
H A D | mantis_dma.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 35 #define RISC_INSTR(risc_pos, opcode) (mantis->risc_cpu[risc_pos++] = cpu_to_le32(opcode)) 48 if (mantis->buf_cpu) { in mantis_dma_exit() 50 "DMA=0x%lx cpu=0x%p size=%d", in mantis_dma_exit() 51 (unsigned long) mantis->buf_dma, in mantis_dma_exit() 52 mantis->buf_cpu, in mantis_dma_exit() 55 dma_free_coherent(&mantis->pdev->dev, MANTIS_BUF_SIZE, in mantis_dma_exit() 56 mantis->buf_cpu, mantis->buf_dma); in mantis_dma_exit() 58 mantis->buf_cpu = NULL; in mantis_dma_exit() 60 if (mantis->risc_cpu) { in mantis_dma_exit() [all …]
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/linux/drivers/infiniband/hw/hfi1/ |
H A D | firmware.c | 1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 3 * Copyright(c) 2015 - 2017 Intel Corporation. 60 u32 size; /* in DWORDs */ member 77 /* size of platform configuration partition */ 80 /* size of file of plaform configuration encoded in format version 4 */ 102 /* augmented file size difference */ 103 #define AUGMENT_SIZE (sizeof(struct augmented_firmware_file) - \ 217 * Read a single 64-bit value from 8051 data memory. 224 * ignored - i.e. the hardware will always do aligned 8-byte reads as if 227 * Return 0 on success, -ENXIO on a read error (timeout). [all …]
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/linux/arch/mips/include/asm/octeon/ |
H A D | cvmx-fau.h | 7 * Copyright (c) 2003-2008 Cavium Networks 14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty 21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 124 * - Step by 2 for 16 bit access. 125 * - Step by 4 for 32 bit access. 126 * - Step by 8 for 64 bit access. 141 * - 0 = Don't wait 142 * - 1 = Wait for tag switch to complete 144 * - Step by 2 for 16 bit access. 145 * - Step by 4 for 32 bit access. [all …]
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/linux/tools/testing/selftests/bpf/map_tests/ |
H A D | htab_map_batch_ops.c | 1 // SPDX-License-Identifier: GPL-2.0 84 int err, step, value_size; in __test_map_lookup_and_delete_batch() local 94 CHECK(map_fd == -1, in __test_map_lookup_and_delete_batch() 107 /* test 1: lookup/delete an empty hash table, -ENOENT */ in __test_map_lookup_and_delete_batch() 135 /* bpf_map_get_next_key() should return -ENOENT for an empty map. */ in __test_map_lookup_and_delete_batch() 141 for (step = 1; step < max_entries; step++) { in __test_map_lookup_and_delete_batch() 146 /* iteratively lookup/delete elements with 'step' in __test_map_lookup_and_delete_batch() 149 count = step; in __test_map_lookup_and_delete_batch() 158 /* It is possible that we are failing due to buffer size in __test_map_lookup_and_delete_batch() 160 * go with large steps. Not that a buffer size with in __test_map_lookup_and_delete_batch() [all …]
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/linux/tools/perf/ui/ |
H A D | progress.c | 1 // SPDX-License-Identifier: GPL-2.0 18 u64 last = p->curr; in ui_progress__update() 20 p->curr += adv; in ui_progress__update() 22 if (p->curr >= p->next) { in ui_progress__update() 23 u64 nr = DIV_ROUND_UP(p->curr - last, p->step); in ui_progress__update() 25 p->next += nr * p->step; in ui_progress__update() 26 ui_progress__ops->update(p); in ui_progress__update() 31 const char *title, bool size) in __ui_progress__init() argument 33 p->curr = 0; in __ui_progress__init() 34 p->next = p->step = total / 16 ?: 1; in __ui_progress__init() [all …]
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