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/linux-5.10/include/sound/
Dmemalloc.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
31 #define SNDRV_DMA_TYPE_CONTINUOUS 1 /* continuous no-DMA memory */
32 #define SNDRV_DMA_TYPE_DEV 2 /* generic device continuous */
33 #define SNDRV_DMA_TYPE_DEV_UC 5 /* continuous non-cahced */
35 #define SNDRV_DMA_TYPE_DEV_SG 3 /* generic device SG-buffer */
36 #define SNDRV_DMA_TYPE_DEV_UC_SG 6 /* SG non-cached */
38 #define SNDRV_DMA_TYPE_DEV_SG SNDRV_DMA_TYPE_DEV /* no SG-buf support */
42 #define SNDRV_DMA_TYPE_DEV_IRAM 4 /* generic device iram-buffer */
64 return (size + PAGE_SIZE - 1) >> PAGE_SHIFT; in snd_sgbuf_aligned_pages()
69 * Scatter-Gather generic device pages
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/linux-5.10/Documentation/devicetree/bindings/media/i2c/
Dtc358743.txt1 * Toshiba TC358743 HDMI-RX to MIPI CSI2-TX Bridge
3 The Toshiba TC358743 HDMI-RX to MIPI CSI2-TX (H2C) is a bridge that converts
4 a HDMI stream to MIPI CSI-2 TX. It is programmable through I2C.
8 - compatible: value should be "toshiba,tc358743"
9 - clocks, clock-names: should contain a phandle link to the reference clock
14 - reset-gpios: gpio phandle GPIO connected to the reset pin
15 - interrupts: GPIO connected to the interrupt pin
16 - data-lanes: should be <1 2 3 4> for four-lane operation,
17 or <1 2> for two-lane operation
18 - clock-lanes: should be <0>
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Dimx219.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Sony 1/4.0-Inch 8Mpixel CMOS Digital Image Sensor
10 - Dave Stevenson <dave.stevenson@raspberrypi.com>
12 description: |-
13 The Sony imx219 is a 1/4.0-inch CMOS active pixel digital image sensor
16 Image data is sent through MIPI CSI-2, which is configured as either 2 or
30 VDIG-supply:
34 VANA-supply:
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Dov5647.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dave Stevenson <dave.stevenson@raspberrypi.com>
11 - Jacopo Mondi <jacopo@jmondi.org>
13 description: |-
14 The OV5647 is a raw image sensor with MIPI CSI-2 and CCP2 image data
29 pwdn-gpios:
35 description: |-
36 Should contain one endpoint sub-node used to model connection to the
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/linux-5.10/include/sound/sof/
Dstream.h1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
36 /* continuous and non-standard rates for flexibility */
38 #define SOF_RATE_KNOT (1 << 31) /**< non-continuous */
90 uint16_t chmap[SOF_IPC_MAX_CHANNELS]; /**< channel map - SOF_CHMAP_ */
93 /* PCM params info - SOF_IPC_STREAM_PCM_PARAMS */
97 uint32_t flags; /**< generic PCM flags - SOF_PCM_FLAG_ */
102 /* PCM params info reply - SOF_IPC_STREAM_PCM_PARAMS_REPLY */
109 /* free stream - SOF_IPC_STREAM_PCM_PARAMS */
/linux-5.10/arch/arm/boot/dts/
Dmeson8b-ec100.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
22 stdout-path = "serial0:115200n8";
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
35 gpio-keys {
36 compatible = "gpio-keys-polled";
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/linux-5.10/drivers/gpu/drm/gma500/
Doaktrail.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2007-2011, Intel Corporation.
78 /* Bit 0, Frequency, 15 bits,0 - 32767Hz */
84 /* 0: Type-1, */
85 /* 1: Type-2, */
86 /* 2: Type-3, */
87 /* 3: Type-4 */
94 /* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
107 /*Bit 0, Frequency, 16 bits, 0 - 32767Hz*/
108 u8 Panel_Initial_Brightness;/* [7:0] 0 - 100% */
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/linux-5.10/Documentation/ABI/testing/
Dsysfs-bus-iio-counter-104-quad-87 Contact: linux-iio@vger.kernel.org
16 Contact: linux-iio@vger.kernel.org
21 normal, range limit, non-recycle, and modulo-n. The preset value
25 Counting is continuous in either direction.
36 Non-recycle:
37 Counter is disabled whenever a 24-bit count overflow or
38 underflow takes place. The counter is re-enabled when a
42 Modulo-N:
52 Contact: linux-iio@vger.kernel.org
56 Read-only attribute that indicates whether excessive noise is
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/linux-5.10/include/uapi/drm/
Dexynos_drm.h1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
8 * Seung-Woo Kim <sw0312.kim@samsung.com>
26 * User-desired buffer creation information structure.
28 * @size: user-desired memory allocation size.
29 * - this size value would be page-aligned internally.
32 * - this handle will be set by gem module of kernel side.
41 * A structure for getting a fake-offset that can be used with mmap.
44 * @reserved: just padding to be 64-bit aligned.
45 * @offset: a fake-offset of gem object.
84 /* Physically Continuous memory and used as default. */
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/linux-5.10/drivers/staging/media/atomisp/pci/runtime/pipeline/src/
Dpipeline.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2010 - 2015, Intel Corporation.
55 bool continuous);
75 IA_CSS_LEAVE_ERR_PRIVATE(-EINVAL); in ia_css_pipeline_create()
76 return -EINVAL; in ia_css_pipeline_create()
119 IA_CSS_LOG("pipe_num = %d", pipeline->pipe_num); in ia_css_pipeline_destroy()
138 pipeline->pipe_id = pipe_id; in ia_css_pipeline_start()
206 return -EINVAL; in ia_css_pipeline_request_stop()
211 pipeline->stop_requested = true; in ia_css_pipeline_request_stop()
216 ia_css_pipeline_get_sp_thread_id(pipeline->pipe_num, &thread_id); in ia_css_pipeline_request_stop()
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/linux-5.10/Documentation/devicetree/bindings/input/
Dmicrochip,qt1050.txt1 Microchip AT42QT1050 Five-channel Touch Sensor IC
11 - compatible: Must be "microchip,qt1050"
12 - reg: The I2C address of the device
13 - interrupts: The sink for the touchpad's IRQ output,
14 see ../interrupt-controller/interrupts.txt
17 - wakeup-source: touch keys can be used as a wakeup source
19 Each button (key) is represented as a sub-node:
25 - linux,code: Keycode to emit.
26 - reg: The key number. Valid values: 0, 1, 2, 3, 4.
28 Optional subnode-properties:
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/linux-5.10/drivers/staging/media/atomisp/pci/camera/pipe/src/
Dpipe_binarydesc.c1 // SPDX-License-Identifier: GPL-2.0
49 descr->mode = mode; in pipe_binarydesc_get_offline()
50 descr->online = false; in pipe_binarydesc_get_offline()
51 descr->continuous = pipe->stream->config.continuous; in pipe_binarydesc_get_offline()
52 descr->striped = false; in pipe_binarydesc_get_offline()
53 descr->two_ppc = false; in pipe_binarydesc_get_offline()
54 descr->enable_yuv_ds = false; in pipe_binarydesc_get_offline()
55 descr->enable_high_speed = false; in pipe_binarydesc_get_offline()
56 descr->enable_dvs_6axis = false; in pipe_binarydesc_get_offline()
57 descr->enable_reduced_pipe = false; in pipe_binarydesc_get_offline()
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/linux-5.10/Documentation/core-api/
Dlibrs.rst2 Reed-Solomon Library Programming Interface
10 The generic Reed-Solomon Library provides encoding, decoding and error
13 Reed-Solomon codes are used in communication and storage applications to
30 ------------
54 --------
56 The encoder calculates the Reed-Solomon code over the given data length
60 The expanded data can be inverted on the fly by providing a non-zero
63 Reed-Solomon code for all 0x00 is all 0x00. The code is inverted before
68 no support for encoding continuous bitstreams with a symbol size != 8 at
83 --------
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/linux-5.10/drivers/staging/media/atomisp/pci/
Dsh_css.c1 // SPDX-License-Identifier: GPL-2.0
98 /* Name of the sp program: should not be built-in */
109 #define STATS_ENABLED(stage) (stage && stage->binary && stage->binary->info && \
110 (stage->binary->info->sp.enable.s3a || stage->binary->info->sp.enable.dis))
143 /* A global struct for save/restore to hold all the data that should sustain power-down:
152 struct ia_css_env driver_env; /* driver-supplied env copy */
195 * - 0, if the "stop" requests have been successfully sent out.
196 * - CSS error code, otherwise.
215 * - true, if all "ia_css_pipe" instances in the target "ia_css_stream"
217 * - false, otherwise.
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Dsh_css_mipi.c1 // SPDX-License-Identifier: GPL-2.0
57 switch (pipe->stream->config.mode) { in ia_css_mipi_is_source_port_valid()
59 port = (unsigned int)pipe->stream->config.source.port.port; in ia_css_mipi_is_source_port_valid()
63 port = (unsigned int)pipe->stream->config.source.tpg.id; in ia_css_mipi_is_source_port_valid()
67 port = (unsigned int)pipe->stream->config.source.prbs.id; in ia_css_mipi_is_source_port_valid()
89 * - A line is multiple of 4 bytes = 1 word.
90 * - Each frame has SOF and EOF (each 1 word).
91 * - Each line has format header and optionally SOL and EOL (each 1 word).
92 * - Odd and even lines of YUV420 format are different in bites per pixel size.
93 * - Custom size of embedded data.
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Datomisp_subdev.c1 // SPDX-License-Identifier: GPL-2.0
26 #include <media/v4l2-event.h>
27 #include <media/v4l2-mediabus.h>
87 for (i = 0; i < ARRAY_SIZE(atomisp_in_fmt_conv) - 1; i++) in atomisp_subdev_is_compressed()
99 for (i = 0; i < ARRAY_SIZE(atomisp_in_fmt_conv) - 1; i++) in atomisp_find_in_fmt_conv()
111 for (i = 0; i < ARRAY_SIZE(atomisp_in_fmt_conv) - 1; i++) in atomisp_find_in_fmt_conv_by_atomisp_in_fmt()
123 sink = atomisp_subdev_get_ffmt(&asd->subdev, NULL, in atomisp_subdev_format_conversion()
126 src = atomisp_subdev_get_ffmt(&asd->subdev, NULL, in atomisp_subdev_format_conversion()
129 return atomisp_is_mbuscode_raw(sink->code) in atomisp_subdev_format_conversion()
130 && !atomisp_is_mbuscode_raw(src->code); in atomisp_subdev_format_conversion()
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/linux-5.10/drivers/gpu/drm/i915/
Di915_pvinfo.h2 * Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
70 * Each VM can only have one portion of continuous area for now.
84 } nonmappable_gmadr; /* non aperture */
89 u32 rsv3[0x200 - 24]; /* pad to half page */
112 u32 rsv7[0x200 - 24]; /* pad to one page */
/linux-5.10/tools/testing/selftests/mqueue/
Dmq_perf_tests.c46 " %s [-c #[,#..] -f] path\n"
48 " -c # Skip most tests and go straight to a high queue depth test\n"
58 " -f Only usable with continuous mode. Pin ourself to the CPUs\n"
99 mqd_t queue = -1;
105 .longName = "continuous",
110 .descrip = "Run continuous tests at a high queue depth in "
120 "re-run the tests using fake mode in order to check "
132 "continuous mode, but don't actually do any mq stuff, "
136 "the no-mqueue work and mqueue work tests",
189 if (queue != -1) in shutdown()
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/linux-5.10/include/soc/fsl/qe/
Ducc_slow.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
28 #define T_A 0x04000000 /* Address - the data transmitted as address
31 #define T_CM 0x02000000 /* continuous mode */
33 #define T_P 0x01000000 /* Preamble - send Preamble sequence before
54 #define R_CM 0x02000000 /* continuous mode */
62 #define R_NO 0x00100000 /* Rx Non Octet Aligned Packet */
89 /* 16-bit CCITT CRC (HDLC). (X16 + X12 + X5 + 1) */
93 /* 32-bit CCITT CRC (Ethernet and HDLC) */
219 * us_info - (In) pointer to the slow UCC info structure.
220 * uccs_ret - (Out) pointer to the slow UCC structure.
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/linux-5.10/drivers/net/ethernet/intel/i40e/
Di40e_virtchnl_pf.h1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
53 * termed as channel and each channel can in-turn have 4 queues which
82 /* VSI indices - actual VSI pointers are maintained in the PF structure
83 * When assigned, these will be non-zero, because VSI 0 is always
92 /* num of continuous malformed or invalid msgs detected */
/linux-5.10/arch/powerpc/platforms/52xx/
Dmpc52xx_gpt.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 * -EBUSY). Thus, the safety wdt function always has precedence over the gpt
21 * this means that gpt0 is locked in wdt mode until the next reboot - this
27 * gpio-controller;
28 * #gpio-cells = < 2 >;
29 * This driver will register the GPIO pin if it finds the gpio-controller
34 * interrupt-controller;
35 * #interrupt-cells = < 1 >;
75 * struct mpc52xx_gpt - Private data structure for MPC52xx GPT driver
131 /* ---------------------------------------------------------------------
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/linux-5.10/drivers/net/ethernet/intel/ice/
Dice_virtchnl_pf.h1 /* SPDX-License-Identifier: GPL-2.0 */
8 /* Restrict number of MAC Addr and VLAN that non-trusted VF can programmed */
41 for ((i) = 0; (i) < (pf)->num_alloc_vfs; (i)++)
87 /* VSI indices - actual VSI pointers are maintained in the PF structure
88 * When assigned, these will be non-zero, because VSI 0 is always
95 u64 num_inval_msgs; /* number of continuous invalid msgs */
170 return -EOPNOTSUPP; in ice_sriov_configure()
177 return -EOPNOTSUPP; in ice_set_vf_mac()
185 return -EOPNOTSUPP; in ice_get_vf_cfg()
192 return -EOPNOTSUPP; in ice_set_vf_trust()
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/linux-5.10/Documentation/userspace-api/media/v4l/
Dfunc-read.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
4 .. _func-read:
13 v4l2-read - Read from a V4L2 device
18 .. code-block:: c
85 continuous capturing when the application can empty the buffers fast
101 :c:func:`read()` was interrupted by a signal. On error, -1 is
107 Non-blocking I/O has been selected using O_NONBLOCK and no data was
/linux-5.10/Documentation/driver-api/iio/
Dbuffers.rst11 The Industrial I/O core offers a way for continuous data capture based on a
35 is non *zero*, then a triggered capture will contain data samples for this
50 For example, a driver for a 3-axis accelerometer with 12 bit resolution where
51 data is stored in two 8-bits registers as follows::
54 +---+---+---+---+---+---+---+---+
56 +---+---+---+---+---+---+---+---+
59 +---+---+---+---+---+---+---+---+
61 +---+---+---+---+---+---+---+---+
116 Setting **scan_index** to -1 can be used to indicate that the specific channel
122 .. kernel-doc:: include/linux/iio/buffer.h
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/linux-5.10/lib/
Dtextsearch.c1 // SPDX-License-Identifier: GPL-2.0-or-later
16 * both linear and non-linear data. Individual search algorithms are
21 * .. code-block:: none
24 * +----------------+
25 * | finish()|<--------------(6)-----------------+
26 * |get_next_block()|<--------------(5)---------------+ |
28 * | | +------------------------------+
30 * | | +------------------------------+
32 * | | +---------------+ (2) (4) (8)
33 * | (1)|----->| prepare() |---+ | |
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