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/linux-5.10/drivers/media/platform/sti/hva/
Dhva.h1 /* 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-5.10/Documentation/userspace-api/media/v4l/
Ddev-stateless-decoder.rst1 .. 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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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
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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Dvidioc-g-parm.rst1 .. 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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/linux-5.10/drivers/net/ethernet/freescale/dpaa2/
Ddpni.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2 /* Copyright 2013-2016 Freescale Semiconductor Inc.
21 * Maximum number of traffic classes
25 * Maximum number of buffer pools per DPNI
32 #define DPNI_ALL_TCS (u8)(-1)
36 #define DPNI_ALL_TC_FLOWS (u16)(-1)
40 #define DPNI_NEW_FLOW_ID (u16)(-1)
56 * Allocate policers for this DPNI. They can be used to rate-limit traffic per
69 * Enables TCAM for Flow Steering and QoS look-ups. If not specified, all
70 * look-ups are exact match. Note that TCAM is not available on LS1088 and its
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Ddpaa2-eth.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2 /* Copyright 2014-2016 Freescale Semiconductor Inc.
3 * Copyright 2016-2020 NXP
16 #include <soc/fsl/dpaa2-io.h>
17 #include <soc/fsl/dpaa2-fd.h>
19 #include "dpni-cmd.h"
21 #include "dpaa2-eth-trace.h"
22 #include "dpaa2-eth-debugfs.h"
23 #include "dpaa2-mac.h"
29 /* Maximum number of scatter-gather entries in an ingress frame,
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/linux-5.10/drivers/staging/media/atomisp/pci/
Dia_css_stream_public.h1 /* SPDX-License-Identifier: GPL-2.0 */
36 IA_CSS_INPUT_MODE_FIFO, /** data from input-fifo */
37 IA_CSS_INPUT_MODE_TPG, /** data from test-pattern generator */
38 IA_CSS_INPUT_MODE_PRBS, /** data from pseudo-random bit stream */
39 IA_CSS_INPUT_MODE_MEMORY, /** data from a frame in memory */
46 unsigned int size_mem_words; /** The frame size in the system memory
50 unsigned int nof_mipi_buffers; /** The number of MIPI buffers required for this
69 int linked_isys_stream_id; /** default value is -1, other value means
116 unsigned int pixels_per_clock; /** Number of pixels per clock, which can be
121 unsigned int init_num_cont_raw_buf; /** initial number of raw buffers to
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Dsh_css_sp.h1 /* SPDX-License-Identifier: GPL-2.0 */
71 *internal_frame_origin_bqs_on_sctbl, /* Origin of internal frame
88 * @brief Update the offline frame information in host_sp_communication.
90 * @param[in] frame_num The offline frame number.
91 * @param[in] frame The pointer to the offline frame.
96 struct ia_css_frame *frame,
100 * @brief Update the mipi frame information in host_sp_communication.
102 * @param[in] frame_num The mipi frame number.
103 * @param[in] frame The pointer to the mipi frame.
108 struct ia_css_frame *frame);
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/linux-5.10/Documentation/fb/
Dapi.rst2 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-5.10/Documentation/devicetree/bindings/timer/
Darm,arch_timer_mmio.yaml1 # 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-5.10/drivers/usb/dwc2/
Dhcd.h1 /* 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.
16 * 3. The names of the above-listed copyright holders may not be used
53 * struct dwc2_host_chan - Software host channel descriptor
55 * @hc_num: Host channel number, used for register address lookup
60 * - USB_SPEED_LOW
61 * - USB_SPEED_FULL
62 * - USB_SPEED_HIGH
64 * - USB_ENDPOINT_XFER_CONTROL: 0
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/linux-5.10/drivers/net/ethernet/neterion/vxge/
Dvxge-traffic.h10 * vxge-traffic.h: Driver for Exar Corp's X3100 Series 10GbE PCIe I/O
12 * Copyright(c) 2002-2010 Exar Corp.
17 #include "vxge-reg.h"
18 #include "vxge-version.h"
72 * enum vxge_hw_event- Enumerates slow-path HW events.
83 * @VXGE_HW_EVENT_SLOT_FREEZE: Slot-freeze event. Driver tries to distinguish
84 * slot-freeze from the rest critical events (e.g. ECC) when it is
85 * impossible to PIO read "through" the bus, i.e. when getting all-foxes.
87 * enum vxge_hw_event enumerates slow-path HW eventis.
114 * struct vxge_hw_mempool_dma - Represents DMA objects passed to the
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/linux-5.10/drivers/staging/fsl-dpaa2/ethsw/
Ddpsw.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright 2014-2016 Freescale Semiconductor Inc.
4 * Copyright 2017-2018 NXP
11 /* Data Path L2-Switch API
22 * Maximum number of traffic class priorities
26 * Maximum number of interfaces
65 * enum dpsw_component_type - component type of a bridge
66 * @DPSW_COMPONENT_TYPE_C_VLAN: A C-VLAN component of an
68 * to process C-tagged frames
69 * @DPSW_COMPONENT_TYPE_S_VLAN: An S-VLAN component of a
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/linux-5.10/drivers/net/wireless/
Dmac80211_hwsim.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * mac80211_hwsim - software simulator of 802.11 radio(s) for mac80211
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
51 * enum hwsim_commands - supported hwsim commands
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/linux-5.10/include/uapi/linux/can/
Dgw.h1 /* 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-5.10/arch/arm64/boot/dts/qcom/
Dsdm660.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
7 #include <dt-bindings/interrupt-controller/arm-gic.h>
8 #include <dt-bindings/clock/qcom,gcc-sdm660.h>
11 interrupt-parent = <&intc>;
13 #address-cells = <2>;
14 #size-cells = <2>;
20 compatible = "fixed-clock";
21 #clock-cells = <0>;
22 clock-frequency = <19200000>;
23 clock-output-names = "xo_board";
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/linux-5.10/arch/sh/kernel/
Ddwarf.c1 // 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-5.10/drivers/net/wireless/ath/ath11k/
Drx_desc.h1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
3 * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
15 * This MPDU passed the normal frame filter programming of rxpcu.
18 * This MPDU did not pass the regular frame filter and would
19 * have been dropped, were it not for the frame fitting into the
23 * This MPDU did not pass the regular frame filter and also did
145 * Field indicates what the reason was that this mpdu frame
160 * A-MPDU frame but a stand alone MPDU. Interior MPDU in an
161 * A-MPDU shall have both first_mpdu and last_mpdu bits set to
184 * Set if packet is not a non-QoS data frame. Only set when
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/linux-5.10/include/linux/
Dthunderbolt.h1 /* SPDX-License-Identifier: GPL-2.0 */
40 * enum tb_security_level - Thunderbolt security level
58 * struct tb - main thunderbolt bus structure
67 * @index: Linux assigned domain number
69 * @nboot_acl: Number of boot ACLs the domain supports
94 return (link - 1) / TB_LINKS_PER_PHY_PORT; in tb_phy_port_from_link()
98 * struct tb_property_dir - XDomain property directory
120 * struct tb_property - XDomain property
171 * struct tb_xdomain - Cross-domain (XDomain) connection
195 * @uuid_retries: Number of times left @remote_uuid is requested before
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/linux-5.10/drivers/net/wireless/ralink/rt2x00/
Drt2x00queue.h1 /* 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-5.10/drivers/media/platform/sti/delta/
Ddelta.h1 /* 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-5.10/include/uapi/linux/
Dv4l2-subdev.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
29 #include <linux/v4l2-common.h>
30 #include <linux/v4l2-mediabus.h>
33 * enum v4l2_subdev_format_whence - Media bus format type
43 * struct v4l2_subdev_format - Pad-level media bus format
45 * @pad: pad number, as reported by the media API
46 * @format: media bus format (format code and frame size)
56 * struct v4l2_subdev_crop - Pad-level crop settings
58 * @pad: pad number, as reported by the media API
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/linux-5.10/include/drm/
Ddrm_debugfs_crc.h28 * struct drm_crtc_crc_entry - entry describing a frame's content
29 * @has_frame_counter: whether the source was able to provide a frame number
30 * @frame: number of the frame this CRC is about, if @has_frame_counter is true
31 * @crc: array of values that characterize the frame
35 uint32_t frame; member
42 * struct drm_crtc_crc - data supporting CRC capture on a given CRTC
50 * @values_cnt: number of CRC values per entry, up to %DRM_MAX_CRC_NR
65 uint32_t frame, uint32_t *crcs);
68 uint32_t frame, uint32_t *crcs) in drm_crtc_add_crc_entry() argument
70 return -EINVAL; in drm_crtc_add_crc_entry()
/linux-5.10/net/llc/
Dllc_pdu.c2 * 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 * 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-5.10/Documentation/driver-api/media/
Dcamera-sensor.rst1 .. SPDX-License-Identifier: GPL-2.0
6 CSI-2
7 -----
12 ---------------
14 Camera sensors have an internal clock tree including a PLL and a number of
23 elsewhere. Therefore only the pre-determined frequencies are configurable by the
26 Frame size
27 ----------
29 There are two distinct ways to configure the frame size produced by camera
36 processing pipeline as one or more sub-devices with different cropping and
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