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/openbmc/linux/Documentation/userspace-api/media/v4l/
H A Dext-ctrls-jpeg.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _jpeg-controls:
15 .. _jpeg-control-id:
27 input image is sampled, in respect to maximum sample rate in each
28 spatial dimension. See :ref:`itu-t81`, clause A.1.1. for more
35 .. flat-table::
36 :header-rows: 0
37 :stub-columns: 0
39 * - ``V4L2_JPEG_CHROMA_SUBSAMPLING_444``
40 - No chroma subsampling, each pixel has Y, Cr and Cb values.
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/openbmc/linux/Documentation/devicetree/bindings/media/i2c/
H A Dovti,ov2680.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rui Miguel Silva <rmfrfs@gmail.com>
12 description: |-
14 megapixel) CMOS image sensor that provides a single-chip UXGA (1600 x 1200)
15 camera. It provides full-frame, sub-sampled, or windowed 10-bit images in
30 clock-names:
33 reset-gpios:
40 DOVDD-supply:
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H A Dov8856.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Sakari Ailus <sakari.ailus@linux.intel.com>
13 description: |-
14 The Omnivision OV8856 is a high performance, 1/4-inch, 8 megapixel, CMOS
15 image sensor that delivers 3264x2448 at 30fps. It provides full-frame,
16 sub-sampled, and windowed 10-bit MIPI images in various formats via the
18 through I2C and two-wire SCCB. The sensor output is available via CSI-2
19 serial data output (up to 4-lane).
[all …]
H A Dovti,ov5675.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Quentin Schulz <quentin.schulz@theobroma-systems.com>
14 - $ref: /schemas/media/video-interface-devices.yaml#
17 The Omnivision OV5675 is a high performance, 1/5-inch, 5 megapixel, CMOS
18 image sensor that delivers 2592x1944 at 30fps. It provides full-frame,
19 sub-sampled, and windowed 10-bit MIPI images in various formats via the
22 This chip is programmable through I2C and two-wire SCCB. The sensor output
23 is available via CSI-2 serial data output (up to 2-lane).
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H A Dovti,ov5693.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
14 The Omnivision OV5693/OV5695 are high performance, 1/4-inch, 5 megapixel, CMOS
15 image sensors that deliver 2592x1944 at 30fps. It provides full-frame,
16 sub-sampled, and windowed 10-bit MIPI images in various formats via the
19 OV5693/OV5695 are controlled via I2C and two-wire Serial Camera Control Bus
20 (SCCB). The sensor output is available via CSI-2 serial data output (up to
21 2-lane).
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/openbmc/linux/drivers/gpu/drm/msm/disp/mdp5/
H A Dmdp5_smp.c1 // SPDX-License-Identifier: GPL-2.0-only
34 struct msm_drm_private *priv = smp->dev->dev_private; in get_kms()
36 return to_mdp5_kms(to_mdp_kms(priv->kms)); in get_kms()
48 * For ViG pipes, fetch Y/Cr/Cb-components clients are always in pipe2client()
52 * if mdp5_cfg->smp.clients[SSPP_VIG0] = N, in pipe2client()
58 return mdp5_cfg->smp.clients[pipe] + plane; in pipe2client()
66 void *cs = state->client_state[cid]; in smp_request_block()
67 int i, avail, cnt = smp->blk_cnt; in smp_request_block()
70 /* we shouldn't be requesting blocks for an in-use client: */ in smp_request_block()
73 reserved = smp->reserved[cid]; in smp_request_block()
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/openbmc/linux/drivers/net/ethernet/chelsio/cxgb/
H A Dvsc7326_reg.h1 /* SPDX-License-Identifier: GPL-2.0 */
8 * Straight off the data sheet, VMDS-10038 Rev 2.0 and
9 * PD0011-01-14-Meigs-II 2002-12-12
14 #define CRA(blk,sub,adr) ((((blk) & 0x7) << 13) | (((sub) & 0xf) << 9) | (((adr) & 0xff) << 1)) argument
69 * fn = FIFO number, 0-9
84 * bn = bucket number 0-10 (yes, 11 buckets)
114 #define REG_SPI4_DBG_CNT(n) CRA(0x5,0x0,0x10+n) /* Debug counters 0-9 */
121 #define REG_TPSAM_P0 CRA(0x5,0x0,0x25) /* Sampled pattern 0 */
122 #define REG_TPSAM_P1 CRA(0x5,0x0,0x26) /* Sampled pattern 1 */
126 #define REG_SPI4_DBG_STATUS CRA(0x5,0x0,0x32) /* Sampled ingress status */
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/openbmc/linux/include/xen/interface/io/
H A Dnetif.h1 /* SPDX-License-Identifier: MIT */
5 * Unified network-device I/O interface for Xen guest OSes.
7 * Copyright (c) 2003-2004, Keir Fraser
38 * feature 'feature-rx-notify' via xenbus. Otherwise the backend will assume
43 * "feature-split-event-channels" is introduced to separate guest TX
49 * "event-channel-tx" and "event-channel-rx" respectively. If frontend
50 * doesn't want to use this feature, it just writes "event-channel"
56 * If supported, the backend will write the key "multi-queue-max-queues" to
60 * key "multi-queue-num-queues", set to the number they wish to use, which
62 * in "multi-queue-max-queues".
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/openbmc/linux/include/soc/tegra/
H A Dbpmp-abi.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2014-2022, NVIDIA CORPORATION. All rights reserved.
66 * A well-defined subset of the MRQ messages that the CPU sends to the
130 * -BPMP_EBADMSG and ignore the request.
144 …* | -------------------- | ------------------------------------ | --------------------------------…
223 * calculated by BPMP, -BPMP_EBADMSG will be returned and the request will
402 * @defgroup CC3 Auto-CC3
457 * mrq_ping_request challenge left shifted by 1 with the carry-bit
548 * The BPMP firmware implements a pseudo-filesystem called
637 * |-------------------|-------|
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/openbmc/linux/drivers/gpu/drm/
H A Ddrm_blend.c43 * sub-pixel accuracy, which is scaled up to a pixel-aligned destination
87 * ever be sampled, which is important when applying more sophisticated
96 * plane-wide opacity, from transparent (0) to opaque (0xffff). It can be
99 * pre-multiplied by the global alpha associated to the plane.
109 * "rotate-<degrees>":
113 * "reflect-<axis>":
117 * reflect-x::
120 * | | -> | |
123 * reflect-y::
126 * | | -> | |
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/openbmc/qemu/include/hw/xen/interface/io/
H A Dnetif.h1 /* SPDX-License-Identifier: MIT */
5 * Unified network-device I/O interface for Xen guest OSes.
7 * Copyright (c) 2003-2004, Keir Fraser
38 * feature 'feature-rx-notify' via xenbus. Otherwise the backend will assume
43 * "feature-split-event-channels" is introduced to separate guest TX
49 * "event-channel-tx" and "event-channel-rx" respectively. If frontend
50 * doesn't want to use this feature, it just writes "event-channel"
56 * If supported, the backend will write the key "multi-queue-max-queues" to
60 * key "multi-queue-num-queues", set to the number they wish to use, which
62 * in "multi-queue-max-queues".
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/openbmc/linux/drivers/gpu/drm/arm/
H A Dmalidp_planes.c1 // SPDX-License-Identifier: GPL-2.0-only
57 * This 4-entry look-up-table is used to determine the full 8-bit alpha value
58 * for formats with 1- or 2-bit alpha channels.
59 * We set it to give 100%/0% opacity for 1-bit formats and 100%/66%/33%/0%
60 * opacity for 2-bit formats.
68 /* readahead for partial-frame prefetch */
72 * Replicate what the default ->reset hook does: free the state pointer and
78 struct malidp_plane_state *state = to_malidp_plane_state(plane->state); in malidp_plane_reset()
81 __drm_atomic_helper_plane_destroy_state(&state->base); in malidp_plane_reset()
83 plane->state = NULL; in malidp_plane_reset()
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/openbmc/linux/drivers/regulator/
H A Dmax5970-regulator.c1 // SPDX-License-Identifier: GPL-2.0
39 /* Status1 register contains the soft strap values sampled at POR */ in max597x_uvp_ovp_check_mode()
40 ret = regmap_read(rdev->regmap, MAX5970_REG_STATUS1, &reg); in max597x_uvp_ovp_check_mode()
47 return -EOPNOTSUPP; in max597x_uvp_ovp_check_mode()
52 return -EOPNOTSUPP; in max597x_uvp_ovp_check_mode()
83 /* reg = ADC_MASK * (lim_uV / 1000000) / (data->mon_rng / 1000000) */ in max597x_set_vp()
84 reg = ADC_MASK * lim_uV / data->mon_rng; in max597x_set_vp()
88 ret = regmap_write(rdev->regmap, off_h, MAX5970_VAL2REG_H(reg)); in max597x_set_vp()
92 ret = regmap_write(rdev->regmap, off_l, MAX5970_VAL2REG_L(reg)); in max597x_set_vp()
109 return -EINVAL; in max597x_set_uvp()
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/openbmc/linux/drivers/net/wireless/intel/iwlegacy/
H A D4965.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
8 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
79 * Acquire il->lock before calling this function !
83 * il4965_tx_queue_set_status - (optionally) start Tx/Cmd queue
84 * @tx_fifo_id: Tx DMA/FIFO channel (range 0-7) that the queue will feed
87 * NOTE: Acquire il->lock before calling this function !
181 * The first queue used for block-ack aggregation is #7 (4965 only).
182 * All block-ack aggregation queues should map to Tx DMA/FIFO channel 7.
194 #define IL49_RTC_INST_SIZE (IL49_RTC_INST_UPPER_BOUND - \
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/openbmc/linux/drivers/media/pci/tw5864/
H A Dtw5864-reg.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * TW5864 driver - registers description
8 /* According to TW5864_datasheet_0.6d.pdf, tw5864b1-ds.pdf */
10 /* Register Description - Direct Map Space */
11 /* 0x0000 ~ 0x1ffc - H264 Register Map */
76 * 0->3 4 VLC data buffer in DDR (1M each)
77 * 0->7 8 VLC data buffer in DDR (512k each)
147 /* DDR-DPR Burst Read Enable */
157 * 0 Single R/W Access (Host <-> DDR)
158 * 1 Burst R/W Access (Host <-> DPR)
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/openbmc/linux/tools/perf/pmu-events/arch/x86/sapphirerapids/
H A Dpipeline.json6 …"PublicDescription": "Number of AMX-based retired arithmetic bfloat16 (BF16) floating-point operat…
11 "BriefDescription": "AMX retired arithmetic integer 8-bit operations.",
14 …"PublicDescription": "Number of AMX-based retired arithmetic integer operations of 8-bit width sou…
32 …y executing divide or square root operations. Accounts for integer and floating-point operations.",
168 "BriefDescription": "Mispredicted non-taken conditional branch instructions retired.",
186 …"BriefDescription": "Miss-predicted near indirect branch instructions retired (excluding returns)",
190 …"PublicDescription": "Counts miss-predicted near indirect branch instructions retired excluding re…
217 …"PublicDescription": "This is a non-precise version (that is, does not use PEBS) of the event that…
222 …"BriefDescription": "Core clocks when the thread is in the C0.1 light-weight slower wakeup time bu…
225 …"PublicDescription": "Counts core clocks when the thread is in the C0.1 light-weight slower wakeup…
[all …]
/openbmc/linux/drivers/net/ethernet/intel/ice/
H A Dice_ptp.c1 // SPDX-License-Identifier: GPL-2.0
116 return -EINVAL; in ice_ptp_set_sma_config_e810t()
121 return -EINVAL; in ice_ptp_set_sma_config_e810t()
193 struct ice_hw *hw = &pf->hw; in ice_ptp_set_sma_e810t()
197 return -EOPNOTSUPP; in ice_ptp_set_sma_e810t()
237 return -EOPNOTSUPP; in ice_verify_pin_e810t()
245 return -EOPNOTSUPP; in ice_verify_pin_e810t()
249 return -EOPNOTSUPP; in ice_verify_pin_e810t()
252 return -EOPNOTSUPP; in ice_verify_pin_e810t()
259 * ice_set_tx_tstamp - Enable or disable Tx timestamping
[all …]
/openbmc/linux/drivers/iio/common/cros_ec_sensors/
H A Dcros_ec_sensors_core.c1 // SPDX-License-Identifier: GPL-2.0
3 * cros_ec_sensors_core - Common function for Chrome OS EC sensor driver.
106 mutex_lock(&st->cmd_lock); in cros_ec_sensor_set_ec_rate()
107 st->param.cmd = MOTIONSENSE_CMD_EC_RATE; in cros_ec_sensor_set_ec_rate()
108 st->param.ec_rate.data = rate; in cros_ec_sensor_set_ec_rate()
110 mutex_unlock(&st->cmd_lock); in cros_ec_sensor_set_ec_rate()
144 mutex_lock(&st->cmd_lock); in cros_ec_sensor_get_report_latency()
145 st->param.cmd = MOTIONSENSE_CMD_EC_RATE; in cros_ec_sensor_get_report_latency()
146 st->param.ec_rate.data = EC_MOTION_SENSE_NO_VALUE; in cros_ec_sensor_get_report_latency()
149 latency = st->resp->ec_rate.ret; in cros_ec_sensor_get_report_latency()
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/openbmc/u-boot/arch/powerpc/include/asm/
H A Dprocessor.h19 #define MSR_UCLE (1<<26) /* User-mode cache lock enable (e500) */
67 #define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */
70 #define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */
87 #define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */
181 #define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */
182 #define DCWR_COPY 0 /* Copy-back */
183 #define DCWR_WRITE 1 /* Write-through */
211 #define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */
212 #define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */
213 #define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */
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/openbmc/linux/tools/perf/pmu-events/arch/x86/meteorlake/
H A Dpipeline.json7 …y executing divide or square root operations. Accounts for integer and floating-point operations.",
151 …-speculative execution path is known. The branch prediction unit (BPU) predicts the target address…
202 "BriefDescription": "Mispredicted non-taken conditional branch instructions retired.",
212 …"BriefDescription": "Mispredicted non-taken conditional branch instructions retired. This precise …
249 …"BriefDescription": "Miss-predicted near indirect branch instructions retired (excluding returns)",
253 …"PublicDescription": "Counts miss-predicted near indirect branch instructions retired excluding re…
319 …"PublicDescription": "This is a non-precise version (that is, does not use PEBS) of the event that…
343 …"BriefDescription": "Core clocks when the thread is in the C0.1 light-weight slower wakeup time bu…
346 …"PublicDescription": "Counts core clocks when the thread is in the C0.1 light-weight slower wakeup…
352 …"BriefDescription": "Core clocks when the thread is in the C0.2 light-weight faster wakeup time bu…
[all …]
/openbmc/linux/tools/perf/pmu-events/arch/x86/alderlake/
H A Dpipeline.json17 …y executing divide or square root operations. Accounts for integer and floating-point operations.",
295 …-speculative execution path is known. The branch prediction unit (BPU) predicts the target address…
328 "BriefDescription": "Mispredicted non-taken conditional branch instructions retired.",
366 …"BriefDescription": "Miss-predicted near indirect branch instructions retired (excluding returns)",
370 …"PublicDescription": "Counts miss-predicted near indirect branch instructions retired excluding re…
439 …"PublicDescription": "This is a non-precise version (that is, does not use PEBS) of the event that…
464 …"BriefDescription": "Core clocks when the thread is in the C0.1 light-weight slower wakeup time bu…
467 …"PublicDescription": "Counts core clocks when the thread is in the C0.1 light-weight slower wakeup…
473 …"BriefDescription": "Core clocks when the thread is in the C0.2 light-weight faster wakeup time bu…
476 …"PublicDescription": "Counts core clocks when the thread is in the C0.2 light-weight faster wakeup…
[all …]
/openbmc/linux/tools/kvm/kvm_stat/
H A Dkvm_stat2 # SPDX-License-Identifier: GPL-2.0-only
4 # top-like utility for displaying kvm statistics
6 # Copyright 2006-2008 Qumranet Technologies
7 # Copyright 2008-2011 Red Hat, Inc.
15 - as a top-like text ui
16 - in a key -> value format
17 - in an all keys, all values format
19 The data is sampled from the KVM's debugfs entries and its perf events.
493 Used to set up performance events, returns a file descriptor or -1
497 - syscall number
[all …]
/openbmc/linux/fs/
H A Ddirect-io.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * fs/direct-io.c
16 * added support for non-aligned IO.
59 * is determined on a per-invocation basis. When talking to the filesystem
61 * down by dio->blkfactor. Similarly, fs-blocksize quantities are converted
76 finer. blkfactor=2 means 1/4-block
78 unsigned start_zero_done; /* flag: sub-blocksize zeroing has
161 return sdio->tail - sdio->head; in dio_pages_present()
169 struct page **pages = dio->pages; in dio_refill_pages()
170 const enum req_op dio_op = dio->opf & REQ_OP_MASK; in dio_refill_pages()
[all …]
/openbmc/u-boot/drivers/ddr/marvell/a38x/
H A Dddr3_training_ip_engine.c1 // SPDX-License-Identifier: GPL-2.0
14 ((((e2) - (e1) + 1) > 33) && ((e1) < 67))
469 * where n (0-3) represents M_CS number in ddr3_tip_ip_training()
509 if (IS_BUS_ACTIVE(tm->bus_act_mask, pup_id) == 1) in ddr3_tip_ip_training()
549 /* wa for 16-bit mode: wait for all rfu tests to finish or timeout */ in ddr3_tip_ip_training()
582 …if (MV_DDR_IS_64BIT_DRAM_MODE(tm->bus_act_mask)/* || tm->bus_act_mask == MV_DDR_32BIT_ECC_PUP8_BUS… in ddr3_tip_load_pattern_to_odpg()
651 int tap_val, max_val = -10000, min_val = 10000; in ddr3_tip_process_result()
752 end_pup = octets_per_if_num - 1; in ddr3_tip_read_training_result()
756 VALIDATE_BUS_ACTIVE(tm->bus_act_mask, pup_cnt); in ddr3_tip_read_training_result()
764 end_reg = (pup_cnt + 1) * BUS_WIDTH_IN_BITS - 1; in ddr3_tip_read_training_result()
[all …]
/openbmc/linux/tools/perf/Documentation/
H A Dperf-intel-pt.txt1 perf-intel-pt(1)
5 ----
6 perf-intel-pt - Support for Intel Processor Trace within perf tools
9 --------
11 'perf record' -e intel_pt//
14 -----------
19 Technical details are documented in the Intel 64 and IA-32 Architectures
23 processors that are based on the Intel micro-architecture code name Broadwell.
33 Decoding is done on-the-fly. The decoder outputs samples in the same format as
43 builds, however the executed images are needed - which makes use in JIT-compiled
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