| /linux/drivers/media/platform/st/sti/hva/ |
| H A D | hva.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
11 #include <media/v4l2-ctrls.h>
12 #include <media/v4l2-device.h>
13 #include <media/videobuf2-v4l2.h>
14 #include <media/v4l2-mem2mem.h>
18 #define hva_to_dev(h) (h->dev)
20 #define ctx_to_dev(c) (c->hva_dev->dev)
22 #define ctx_to_hdev(c) (c->hva_dev)
24 #define HVA_NAME "st-hva"
25 #define HVA_PREFIX "[---:----]"
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| /linux/Documentation/userspace-api/media/v4l/ |
| H A D | dev-stateless-decoder.rst | 1 .. SPDX-License-Identifier: GPL-2.0
6 Memory-to-memory Stateless Video Decoder Interface
10 between processed frames. This means that each frame is decoded independently
18 This section describes how user-space ("the client") is expected to communicate
24 Stateless decoders make use of the :ref:`media-request-api`. A stateless
30 frame may be the result of several decode requests (for instance, H.264 streams
31 with multiple slices per frame). Decoders that support such formats must also
45 codec-specific capability controls (such as H.264 profiles) to the set
55 formats may depend on the value of some codec-dependent controls.
110 frame buffer resolution for the decoded frames.
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| H A D | pixfmt-compressed.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
8 .. _compressed-formats:
18 .. flat-table:: Compressed Image Formats
19 :header-rows: 1
20 :stub-columns: 0
23 * - Identifier
24 - Code
25 - Details
26 * .. _V4L2-PIX-FMT-JPEG:
28 - ``V4L2_PIX_FMT_JPEG``
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| H A D | ext-ctrls-codec.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _codec-controls:
24 .. _mpeg-control-id:
27 -----------------
35 .. _v4l2-mpeg-stream-type:
40 enum v4l2_mpeg_stream_type -
41 The MPEG-1, -2 or -4 output stream type. One cannot assume anything
48 .. flat-table::
49 :header-rows: 0
50 :stub-columns: 0
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| H A D | func-read.rst | 1 .. 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
34 Max number of bytes to read
45 :c:func:`read()` call will provide at most one frame (two fields)
65 reading, or the capture rate must fall below the nominal frame rate of
72 previously, not read frame, and returns the frame being received at the
76 :c:func:`read()` call. The frame being received at :c:func:`read()`
77 time is discarded, returning the following frame instead. Again this
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| H A D | vidioc-g-parm.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_G_PARM - VIDIOC_S_PARM - Get or set streaming parameters
38 Applications can request a different frame interval. The capture or
39 output device will be reconfigured to support the requested frame
41 repeat frames to achieve the requested frame interval.
44 frame interval that is typically embedded in the encoded video stream.
46 Changing the frame interval shall never change the format. Changing the
47 format, on the other hand, may change the frame interval.
49 Further these ioctls can be used to determine the number of buffers used
63 .. flat-table:: struct v4l2_streamparm
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| H A D | ext-ctrls-codec-stateless.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _codec-stateless-controls:
18 .. _codec-stateless-control-id:
23 .. _v4l2-codec-stateless-h264:
43 .. flat-table:: struct v4l2_ctrl_h264_sps
44 :header-rows: 0
45 :stub-columns: 0
48 * - __u8
49 - ``profile_idc``
50 -
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| /linux/include/uapi/linux/ |
| H A D | v4l2-subdev.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
17 #include <linux/v4l2-common.h>
18 #include <linux/v4l2-mediabus.h>
21 * enum v4l2_subdev_format_whence - Media bus format type
31 * struct v4l2_subdev_format - Pad-level media bus format
33 * @pad: pad number, as reported by the media API
34 * @format: media bus format (format code and frame size)
35 * @stream: stream number, defined in subdev routing
47 * struct v4l2_subdev_crop - Pad-level crop settings
49 * @pad: pad number, as reported by the media API
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| /linux/drivers/net/wireless/virtual/ |
| H A D | mac80211_hwsim.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * mac80211_hwsim - software simulator of 802.11 radio(s) for mac80211
6 * Copyright (C) 2020, 2022-2024 Intel Corporation
13 * enum hwsim_tx_control_flags - flags to describe transmission info/status
16 * modify its behavior for each frame
18 * @HWSIM_TX_CTL_REQ_TX_STATUS: require TX status callback for this frame.
20 * @HWSIM_TX_STAT_ACK: Frame was acknowledged
30 * DOC: Frame transmission/registration support
32 * Frame transmission and registration support exists to allow userspace
36 * This allow user space applications to decide if the frame should be
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| /linux/drivers/staging/media/atomisp/pci/ |
| H A D | ia_css_stream_public.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
29 IA_CSS_INPUT_MODE_FIFO, /** data from input-fifo */
30 IA_CSS_INPUT_MODE_TPG, /** data from test-pattern generator */
31 IA_CSS_INPUT_MODE_PRBS, /** data from pseudo-random bit stream */
32 IA_CSS_INPUT_MODE_MEMORY, /** data from a frame in memory */
39 unsigned int size_mem_words; /** The frame size in the system memory
43 unsigned int nof_mipi_buffers; /** The number of MIPI buffers required for this
62 int linked_isys_stream_id; /** default value is -1, other value means
106 unsigned int pixels_per_clock; /** Number of pixels per clock, which can be
111 unsigned int init_num_cont_raw_buf; /** initial number of raw buffers to
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| /linux/drivers/usb/dwc2/ |
| H A D | hcd.h | 1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * hcd.h - DesignWare HS OTG Controller host-mode declarations
5 * Copyright (C) 2004-2013 Synopsys, Inc.
24 * struct dwc2_host_chan - Software host channel descriptor
26 * @hc_num: Host channel number, used for register address lookup
31 * - USB_SPEED_LOW
32 * - USB_SPEED_FULL
33 * - USB_SPEED_HIGH
35 * - USB_ENDPOINT_XFER_CONTROL: 0
36 * - USB_ENDPOINT_XFER_ISOC: 1
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| /linux/drivers/net/ethernet/freescale/dpaa2/ |
| H A D | dpni.h | 1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2 /* Copyright 2013-2016 Freescale Semiconductor Inc.
20 * DPNI_MAX_TC - Maximum number of traffic classes
24 * DPNI_MAX_DPBP - Maximum number of buffer pools per DPNI
29 * DPNI_ALL_TCS - All traffic classes considered; see dpni_set_queue()
31 #define DPNI_ALL_TCS (u8)(-1)
33 * DPNI_ALL_TC_FLOWS - All flows within traffic class considered; see
36 #define DPNI_ALL_TC_FLOWS (u16)(-1)
38 * DPNI_NEW_FLOW_ID - Generate new flow ID; see dpni_set_queue()
40 #define DPNI_NEW_FLOW_ID (u16)(-1)
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| H A D | dpaa2-eth.h | 1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2 /* Copyright 2014-2016 Freescale Semiconductor Inc.
3 * Copyright 2016-2022 NXP
17 #include <soc/fsl/dpaa2-io.h>
18 #include <soc/fsl/dpaa2-fd.h>
20 #include "dpni-cmd.h"
22 #include "dpaa2-eth-trace.h"
23 #include "dpaa2-eth-debugfs.h"
24 #include "dpaa2-mac.h"
30 /* Maximum number of scatter-gather entries in an ingress frame,
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| H A D | dpsw.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright 2014-2016 Freescale Semiconductor Inc.
4 * Copyright 2017-2021 NXP
11 /* Data Path L2-Switch API
30 * DPSW_OPT_FLOODING_DIS - Flooding was disabled at device create
34 * DPSW_OPT_MULTICAST_DIS - Multicast was disabled at device create
38 * DPSW_OPT_CTRL_IF_DIS - Control interface support is disabled
43 * enum dpsw_component_type - component type of a bridge
44 * @DPSW_COMPONENT_TYPE_C_VLAN: A C-VLAN component of an
46 * to process C-tagged frames
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| /linux/Documentation/fb/ |
| H A D | api.rst | 2 The Frame Buffer Device API
9 ---------------
11 This document describes the frame buffer API used by applications to interact
12 with frame buffer devices. In-kernel APIs between device drivers and the frame
15 Due to a lack of documentation in the original frame buffer API, drivers
22 ---------------
36 - FB_CAP_FOURCC
44 --------------------
46 Pixels are stored in memory in hardware-dependent formats. Applications need
48 frame buffer memory in the format expected by the hardware.
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| /linux/Documentation/devicetree/bindings/timer/ |
| H A D | arm,arch_timer_mmio.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Marc Zyngier <marc.zyngier@arm.com>
11 - Mark Rutland <mark.rutland@arm.com>
15 frames with a physical and optional virtual timer per frame.
22 - enum:
23 - arm,armv7-timer-mem
27 description: The control frame base address
29 '#address-cells':
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| /linux/drivers/net/ethernet/microchip/lan966x/ |
| H A D | lan966x_ifh.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
13 /* Timestamp for frame */
22 /* Masqueraded port number for injection */
25 /* Frame length (*) */
31 /* Frame has 16 bits rtag removed compared to line data */
34 /* Frame has a redundancy tag */
37 /* Frame has been cut through forwarded (*) */
43 /* Enable OAM-related rewriting. PDU_TYPE encodes OAM type. */
46 /* PDU type. Encoding: (0-NONE, 1-Y1731_CCM, 2-MRP_TST, 3-MRP_ITST, 4-DLR_BCN,
47 * 5-DLR_ADV, 6-RTE_NULL_INJ, 7-IPV4, 8-IPV6, 9-Y1731_NON_CCM).
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| /linux/include/uapi/linux/can/ |
| H A D | gw.h | 1 /* SPDX-License-Identifier: ((GPL-2.0-only WITH Linux-syscall-note) OR BSD-3-Clause) */
5 * Definitions for CAN frame Gateway/Router/Bridge
60 CGW_TYPE_CAN_CAN, /* CAN->CAN routing */
64 #define CGW_TYPE_MAX (__CGW_TYPE_MAX - 1)
69 CGW_MOD_AND, /* CAN frame modification binary AND */
70 CGW_MOD_OR, /* CAN frame modification binary OR */
71 CGW_MOD_XOR, /* CAN frame modification binary XOR */
72 CGW_MOD_SET, /* CAN frame modification set alternate values */
75 CGW_HANDLED, /* number of handled CAN frames */
76 CGW_DROPPED, /* number of dropped CAN frames */
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| /linux/arch/sh/kernel/ |
| H A D | dwarf.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2009 Matt Fleming <matt@console-pimps.org>
10 * - DWARF64 doesn't work.
11 * - Registers with DWARF_VAL_OFFSET rules aren't handled properly.
32 /* ... with 4 registers per frame. */
52 * dwarf_frame_alloc_reg - allocate memory for a DWARF register
53 * @frame: the DWARF frame whose list of registers we insert on
54 * @reg_num: the register number
57 * dwarf_reg_pool and insert it onto the (unsorted) linked-list of
58 * dwarf registers for @frame.
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| /linux/drivers/net/wireless/ralink/rt2x00/ |
| H A D | rt2x00queue.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 Copyright (C) 2004 - 2010 Ivo van Doorn <IvDoorn@gmail.com>
19 * DOC: Entry frame size
21 * Ralink PCI devices demand the Frame size to be a multiple of 128 bytes,
64 * @SKBDESC_IV_STRIPPED: Frame contained a IV/EIV provided by
66 * @SKBDESC_NOT_MAC80211: Frame didn't originate from mac80211,
85 * @flags: Frame flags, see &enum skb_frame_desc_flags.
86 * @desc_len: Length of the frame descriptor.
89 * @desc: Pointer to descriptor part of the frame.
91 * of the scope of the skb->data pointer.
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| /linux/drivers/media/platform/st/sti/delta/ |
| H A D | delta.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
11 #include <media/v4l2-device.h>
12 #include <media/v4l2-mem2mem.h>
14 #include "delta-cfg.h"
17 * enum delta_state - state of decoding instance
46 * struct delta_streaminfo - information about stream to decode
52 * @dpb: number of frames needed to decode a single frame
54 * @crop: cropping window inside decoded frame (1920x1080@0,0
55 * inside 1920x1088 frame for ex.)
89 * struct delta_au - access unit structure.
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| /linux/drivers/video/ |
| H A D | hdmi.c | 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
44 return 256 - csum; in hdmi_infoframe_checksum()
55 * hdmi_avi_infoframe_init() - initialize an HDMI AVI infoframe
56 * @frame: HDMI AVI infoframe
58 void hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame) in hdmi_avi_infoframe_init() argument
60 memset(frame, 0, sizeof(*frame)); in hdmi_avi_infoframe_init()
62 frame->type = HDMI_INFOFRAME_TYPE_AVI; in hdmi_avi_infoframe_init()
63 frame->version = 2; in hdmi_avi_infoframe_init()
64 frame->length = HDMI_AVI_INFOFRAME_SIZE; in hdmi_avi_infoframe_init()
68 static int hdmi_avi_infoframe_check_only(const struct hdmi_avi_infoframe *frame) in hdmi_avi_infoframe_check_only() argument
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| /linux/net/llc/ |
| H A D | llc_pdu.c | 2 * llc_pdu.c - access to PDU internals
5 * 2001-2003 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
23 llc_pdu_un_hdr(skb)->ssap |= pdu_type; in llc_pdu_set_cmd_rsp()
27 * llc_pdu_set_pf_bit - sets poll/final bit in LLC header
28 * @skb: Frame to set bit in
46 pdu->ctrl_2 = (pdu->ctrl_2 & 0xFE) | bit_value; in llc_pdu_set_pf_bit()
49 pdu->ctrl_1 |= (pdu->ctrl_1 & 0xEF) | (bit_value << 4); in llc_pdu_set_pf_bit()
55 * llc_pdu_decode_pf_bit - extracs poll/final bit from LLC header
74 *pf_bit = pdu->ctrl_2 & LLC_S_PF_BIT_MASK; in llc_pdu_decode_pf_bit()
77 *pf_bit = (pdu->ctrl_1 & LLC_U_PF_BIT_MASK) >> 4; in llc_pdu_decode_pf_bit()
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| /linux/arch/alpha/kernel/ |
| H A D | core_mcpcia.c | 1 // SPDX-License-Identifier: GPL-2.0
7 * Code common to all MCbus-PCI Adaptor core logic chipsets
27 * NOTE: Herein lie back-to-back mb instructions. They are magic.
33 * BIOS32-style PCI interface:
45 * Given a bus, device, and function number, compute resulting
55 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
57 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
60 * 10:8 Function number
61 * 7:2 Register number
67 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| /linux/drivers/net/wireless/ath/ath11k/ |
| H A D | rx_desc.h | 1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
3 * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
16 * This MPDU passed the normal frame filter programming of rxpcu.
19 * This MPDU did not pass the regular frame filter and would
20 * have been dropped, were it not for the frame fitting into the
24 * This MPDU did not pass the regular frame filter and also did
146 * Field indicates what the reason was that this mpdu frame
161 * A-MPDU frame but a stand alone MPDU. Interior MPDU in an
162 * A-MPDU shall have both first_mpdu and last_mpdu bits set to
185 * Set if packet is not a non-QoS data frame. Only set when
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