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/linux/include/media/
H A Dv4l2-rect.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * v4l2-rect.h - v4l2_rect helper functions
14 * v4l2_rect_set_size_to() - copy the width/height values.
21 r->width = size->width; in v4l2_rect_set_size_to()
22 r->height = size->height; in v4l2_rect_set_size_to()
26 * v4l2_rect_set_min_size() - width and height of r should be >= min_size.
33 if (r->width < min_size->width) in v4l2_rect_set_min_size()
34 r->width = min_size->width; in v4l2_rect_set_min_size()
35 if (r->height < min_size->height) in v4l2_rect_set_min_size()
36 r->height = min_size->height; in v4l2_rect_set_min_size()
[all …]
/linux/include/sound/sof/
H A Dcontrol.h1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
19 /* channel positions - uses same values as ALSA */
24 SOF_CHMAP_FL, /**< front left */
26 SOF_CHMAP_RL, /**< rear left */
30 SOF_CHMAP_SL, /**< side left */
33 SOF_CHMAP_FLC, /**< front left centre */
35 SOF_CHMAP_RLC, /**< rear left centre */
37 SOF_CHMAP_FLW, /**< front left wide */
39 SOF_CHMAP_FLH, /**< front left high */
42 SOF_CHMAP_TC, /**< top centre */
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/linux/drivers/gpu/drm/qxl/
H A Dqxl_draw.c17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
23 #include <linux/iosys-map.h>
57 dev_clips->num_rects = num_clips; in drawable_set_clipping()
58 dev_clips->chunk.next_chunk = 0; in drawable_set_clipping()
59 dev_clips->chunk.prev_chunk = 0; in drawable_set_clipping()
60 dev_clips->chunk.data_size = sizeof(struct qxl_rect) * num_clips; in drawable_set_clipping()
61 return (struct qxl_rect *)dev_clips->chunk.data; in drawable_set_clipping()
88 return -ENOMEM; in make_drawable()
90 drawable->type = type; in make_drawable()
92 drawable->surface_id = surface; /* Only primary for now */ in make_drawable()
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/linux/Documentation/sound/designs/
H A Dchannel-mapping-api.rst2 ALSA PCM channel-mapping API
18 ``{ front left, front right, rear left, rear right }.``
38 the kernel/user-space ABI perspective. It uses only the existing
57 ---
61 ``type data-bytes ch0 ch1 ch2...``
71 type is where pair-wise channels are swappable. For example, when you
88 /* this follows the alsa-lib mixer channel value + 3 */
89 SNDRV_CHMAP_FL, /* front left */
91 SNDRV_CHMAP_RL, /* rear left */
95 SNDRV_CHMAP_SL, /* side left */
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/linux/drivers/media/platform/ti/omap/
H A Domap_voutlib.c4 * Copyright (C) 2005-2010 Texas Instruments.
11 * Video-for-Linux (Version 2) camera capture driver for
27 #include <linux/dma-mapping.h>
46 crop->width = (pix->width < fbuf->fmt.width) ? in omap_vout_default_crop()
47 pix->width : fbuf->fmt.width; in omap_vout_default_crop()
48 crop->height = (pix->height < fbuf->fmt.height) ? in omap_vout_default_crop()
49 pix->height : fbuf->fmt.height; in omap_vout_default_crop()
50 crop->width &= ~1; in omap_vout_default_crop()
51 crop->height &= ~1; in omap_vout_default_crop()
52 crop->left = ((pix->width - crop->width) >> 1) & ~1; in omap_vout_default_crop()
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H A Domap_vout_vrfb.c17 #include <media/v4l2-device.h>
36 if (!vout->smsshado_virt_addr[i]) { in omap_vout_allocate_vrfb_buffers()
37 vout->smsshado_virt_addr[i] = in omap_vout_allocate_vrfb_buffers()
38 omap_vout_alloc_buffer(vout->smsshado_size, in omap_vout_allocate_vrfb_buffers()
39 &vout->smsshado_phy_addr[i]); in omap_vout_allocate_vrfb_buffers()
41 if (!vout->smsshado_virt_addr[i] && startindex != -1) { in omap_vout_allocate_vrfb_buffers()
42 if (vout->vq.memory == V4L2_MEMORY_MMAP && i >= startindex) in omap_vout_allocate_vrfb_buffers()
45 if (!vout->smsshado_virt_addr[i]) { in omap_vout_allocate_vrfb_buffers()
48 vout->smsshado_virt_addr[j], in omap_vout_allocate_vrfb_buffers()
49 vout->smsshado_size); in omap_vout_allocate_vrfb_buffers()
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/linux/Documentation/userspace-api/media/v4l/
H A Dselection-api-configuration.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
20 :ref:`constraint flags <v4l2-selection-flags>`.
26 See figure :ref:`sel-targets-capture` for examples of the selection
30 The range of coordinates of the top left corner, width and height of
32 target. It is recommended for the driver developers to put the top/left
36 The top left corner, width and height of the source rectangle, that is
51 coordinates are expressed in pixels. The rectangle's top/left corner
63 :ref:`constraint flags <v4l2-selection-flags>`.
91 All coordinates are expressed in pixels. The top/left corner is always
95 The top left corner, width and height of the source rectangle, that is
[all …]
H A Ddev-overlay.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
11 Video overlay devices have the ability to genlock (TV-)video into the
12 (VGA-)video signal of a graphics card, or to store captured images
62 :ref:`streaming parameter <streaming-par>` ioctls as needed. The
93 1. Chroma-keying displays the overlaid image only where pixels in the
162 ------------------
165 Size and position of the window relative to the top, left corner of
181 When chroma-keying has been negotiated with
187 :ref:`V4L2_PIX_FMT_BGR24 <V4L2-PIX-FMT-BGR32>` the value should
192 When chroma-keying has *not* been negotiated and
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H A Dvidioc-cropcap.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_CROPCAP - Information about the video cropping and scaling abilities
43 support cropping and/or scaling and/or have non-square pixels, and for
50 .. flat-table:: struct v4l2_cropcap
51 :header-rows: 0
52 :stub-columns: 0
55 * - __u32
56 - ``type``
57 - Type of the data stream, set by the application. Only these types
61 * - struct :ref:`v4l2_rect <v4l2-rect-crop>`
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H A Dext-ctrls-detect.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _detect-controls:
13 .. _detect-control-id:
28 .. flat-table::
29 :header-rows: 0
30 :stub-columns: 0
32 * - ``V4L2_DETECT_MD_MODE_DISABLED``
33 - Disable motion detection.
34 * - ``V4L2_DETECT_MD_MODE_GLOBAL``
35 - Use a single motion detection threshold.
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/linux/include/uapi/linux/
H A Dvirtio_snd.h1 /* SPDX-License-Identifier: BSD-3-Clause */
132 /* 0 ... virtio_snd_config::jacks - 1 */
172 /* 0 ... virtio_snd_config::streams - 1 */
279 /* 0 ... virtio_snd_config::streams - 1 */
297 /* 0 ... virtio_snd_config::chmaps - 1 */
306 VIRTIO_SND_CHMAP_FL, /* front left */
308 VIRTIO_SND_CHMAP_RL, /* rear left */
312 VIRTIO_SND_CHMAP_SL, /* side left */
315 VIRTIO_SND_CHMAP_FLC, /* front left center */
317 VIRTIO_SND_CHMAP_RLC, /* rear left center */
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/linux/drivers/media/platform/mediatek/mdp3/
H A Dmtk-mdp3-type.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Author: Ping-Hsun Wu <ping-hsun.wu@mediatek.com>
18 s32 left; member
19 s32 top; member
29 s32 left; member
31 s32 top; member
36 s32 left; member
37 s32 top; member
/linux/drivers/media/platform/renesas/vsp1/
H A Dvsp1_uif.c1 // SPDX-License-Identifier: GPL-2.0+
3 * vsp1_uif.c -- R-Car VSP1 User Logic Interface
5 * Copyright (C) 2017-2018 Laurent Pinchart
14 #include <media/media-entity.h>
15 #include <media/v4l2-subdev.h>
25 /* -----------------------------------------------------------------------------
31 return vsp1_read(uif->entity.vsp1, in vsp1_uif_read()
32 uif->entity.index * VI6_UIF_OFFSET + reg); in vsp1_uif_read()
38 vsp1_dl_body_write(dlb, reg + uif->entity.index * VI6_UIF_OFFSET, data); in vsp1_uif_write()
46 /* -----------------------------------------------------------------------------
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/linux/Documentation/driver-api/media/drivers/
H A Dsh_mobile_ceu_camera.rst1 .. SPDX-License-Identifier: GPL-2.0
9 -----------
12 host scales: -"- host driver
17 ---------------------------------
19 .. code-block:: none
21 -1--
23 -2-- -\
24 | --\
25 | --\
26 +-5-- . -- -3-- -\
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/linux/arch/arm/boot/dts/allwinner/
H A Dsun4i-a10-inet9f-rev03.dts4 * This file is dual-licensed: you can use it either under the terms
43 /dts-v1/;
44 #include "sun4i-a10.dtsi"
45 #include "sunxi-common-regulators.dtsi"
46 #include <dt-bindings/gpio/gpio.h>
47 #include <dt-bindings/input/input.h>
48 #include <dt-bindings/interrupt-controller/irq.h>
51 model = "iNet-9F Rev 03";
52 compatible = "inet-tek,inet9f-rev03", "allwinner,sun4i-a10";
59 stdout-path = "serial0:115200n8";
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/linux/drivers/video/fbdev/
H A Darcfb.c2 * linux/drivers/video/arcfb.c -- FB driver for Arc monochrome LCD board
17 * GPIO-less system, the board can be tested by connecting the respective sigs
24 * - testing with 4x4
25 * - testing with interrupt hw
28 * - User must set tuhold. It's in microseconds. According to the 108 spec,
30 * - User must set num_cols=x num_rows=y, eg: x=2 means 128
31 * - User must set arcfb_enable=1 to enable it
32 * - User must set dio_addr=0xIOADDR cio_addr=0xIOADDR
53 #define floorXres(a,xres) (a&(~(xres - 1)))
56 #define ceilXres(a,xres) (a|(xres - 1))
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/linux/Documentation/input/
H A Dgamepad.rst1 ---------------------------
3 ---------------------------
11 having user-space deal with different button-mappings for each gamepad, this
25 | <===DP===> |SE| |ST| (W) -|- (E) | |
35 D-Pad Left Right Action Pad
43 - Action-Pad
44 4 buttons in diamonds-shape (on the right side). The buttons are
47 - D-Pad (Direction-pad)
48 4 buttons (on the left side) that point up, down, left and right.
49 - Menu-Pad
[all …]
/linux/drivers/gpu/drm/msm/disp/dpu1/
H A Ddpu_hw_util.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
4 * Copyright (c) 2015-2021, The Linux Foundation. All rights reserved.
15 #define REG_MASK(n) ((BIT(n)) - 1)
41 * struct dpu_hw_blk - opaque hardware block object
59 * @ adjust_a: A-coefficients for mapping curve
60 * @ adjust_b: B-coefficients for mapping curve
61 * @ adjust_c: C-coefficients for mapping curve
160 * struct dpu_drm_pix_ext_v1 - version 1 of pixel ext structure
163 * @left_ftch: Number of extra pixels to overfetch from left
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/linux/drivers/accessibility/speakup/
H A DDefaultKeyAssignments8 InsKeyPad-period means hold down the insert key like a shift key and
11 KeyPad-8 Say current Line
12 InsKeyPad-8 say from top of screen to reading cursor.
13 KeyPad-7 Say Previous Line (UP one line)
14 KeyPad-9 Say Next Line (down one line)
15 KeyPad-5 Say Current Word
16 InsKeyPad-5 Spell Current Word
17 KeyPad-4 Say Previous Word (left one word)
18 InsKeyPad-4 say from left edge of line to reading cursor.
19 KeyPad-6 Say Next Word (right one word)
[all …]
/linux/drivers/md/persistent-data/
H A Ddm-btree.c1 // SPDX-License-Identifier: GPL-2.0-only
8 #include "dm-btree-internal.h"
9 #include "dm-space-map.h"
10 #include "dm-transaction-manager.h"
13 #include <linux/device-mapper.h>
18 *--------------------------------------------------------------
20 *--------------------------------------------------------------
36 (nr_elts - index) * elt_size); in array_insert()
41 /*----------------------------------------------------------------*/
46 int lo = -1, hi = le32_to_cpu(n->header.nr_entries); in bsearch()
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/linux/drivers/media/test-drivers/vimc/
H A Dvimc-scaler.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * vimc-scaler.c Virtual Media Controller Driver
5 * Copyright (C) 2015-2017 Helen Koike <helen.fornazier@gmail.com>
11 #include <linux/v4l2-mediabus.h>
12 #include <media/v4l2-rect.h>
13 #include <media/v4l2-subdev.h>
15 #include "vimc-common.h"
56 .top = 0,
57 .left = 0,
63 .top = 0,
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/linux/sound/usb/
H A Dstream.c1 // SPDX-License-Identifier: GPL-2.0-or-later
10 #include <linux/usb/audio-v2.h>
11 #include <linux/usb/audio-v3.h>
33 list_del(&fp->list); /* unlink for avoiding double-free */ in audioformat_free()
34 kfree(fp->rate_table); in audioformat_free()
35 kfree(fp->chmap); in audioformat_free()
46 if (!subs->num_formats) in free_substream()
48 list_for_each_entry_safe(fp, n, &subs->fmt_list, list) in free_substream()
50 kfree(subs->str_pd); in free_substream()
60 free_substream(&stream->substream[0]); in snd_usb_audio_stream_free()
[all …]
/linux/drivers/media/platform/samsung/s5p-g2d/
H A Dg2d-regs.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Samsung S5P G2D - 2D Graphics Accelerator Driver
32 #define SRC_LEFT_TOP_REG 0x0310 /* Src Left Top Coordinate reg */
43 #define DST_LEFT_TOP_REG 0x0410 /* Dest Left Top Coordinate reg */
50 #define PAT_OFFSET_REG 0x050C /* Pattern Left Top Coordinate reg */
/linux/drivers/gpu/drm/tests/
H A Ddrm_rect_test.c1 // SPDX-License-Identifier: GPL-2.0
19 KUNIT_EXPECT_EQ(test, r->x1, expected->x1); in drm_rect_compare()
20 KUNIT_EXPECT_EQ(test, r->y1, expected->y1); in drm_rect_compare()
104 /* 1:1 scaling top/left clip */ in drm_test_rect_clip_scaled_clipped()
132 /* 2:1 scaling top/left clip */ in drm_test_rect_clip_scaled_clipped()
160 /* 1:2 scaling top/left clip */ in drm_test_rect_clip_scaled_clipped()
195 * 'clip.x2 - dst.x1 >= dst width' could result a negative in drm_test_rect_clip_scaled_signed_vs_unsigned()
221 .description = "top-left x bottom-right",
228 .description = "top-right x bottom-left",
230 .r2 = DRM_RECT_INIT(1, -1, 2, 2),
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/linux/arch/arm64/boot/dts/amlogic/
H A Dmeson-g12b-odroid-go-ultra.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include "meson-g12b-s922x.dtsi"
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/gpio/meson-g12a-gpio.h>
12 #include <dt-bindings/sound/meson-g12a-toacodec.h>
13 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
16 compatible = "hardkernel,odroid-go-ultra", "amlogic,s922x", "amlogic,g12b";
17 model = "Hardkernel ODROID-GO-Ultra";
[all …]

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