/linux-6.12.1/crypto/async_tx/ |
D | async_tx.c | 1 // SPDX-License-Identifier: GPL-2.0-only 37 * __async_tx_find_channel - find a channel to carry out the operation or let 46 struct dma_async_tx_descriptor *depend_tx = submit->depend_tx; in __async_tx_find_channel() 50 dma_has_cap(tx_type, depend_tx->chan->device->cap_mask)) in __async_tx_find_channel() 51 return depend_tx->chan; in __async_tx_find_channel() 59 * async_tx_channel_switch - queue an interrupt descriptor with a dependency 60 * pre-attached. 62 * @tx: the new operation 66 struct dma_async_tx_descriptor *tx) in async_tx_channel_switch() argument 68 struct dma_chan *chan = depend_tx->chan; in async_tx_channel_switch() [all …]
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D | async_xor.c | 1 // SPDX-License-Identifier: GPL-2.0-only 17 #include <linux/dma-mapping.h> 21 /* do_async_xor - dma map the pages and perform the xor with an engine */ 26 struct dma_device *dma = chan->device; in do_async_xor() 27 struct dma_async_tx_descriptor *tx = NULL; in do_async_xor() local 28 dma_async_tx_callback cb_fn_orig = submit->cb_fn; in do_async_xor() 29 void *cb_param_orig = submit->cb_param; in do_async_xor() 30 enum async_tx_flags flags_orig = submit->flags; in do_async_xor() 32 int src_cnt = unmap->to_cnt; in do_async_xor() 34 dma_addr_t dma_dest = unmap->addr[unmap->to_cnt]; in do_async_xor() [all …]
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D | async_pq.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 9 #include <linux/dma-mapping.h> 15 * struct pq_scribble_page - space to hold throwaway P or Q buffer for 22 * blocks[disks-2] and the 'Q' destination address at blocks[disks-1] 26 #define P(b, d) (b[d-2]) 27 #define Q(b, d) (b[d-1]) 32 * do_async_gen_syndrome - asynchronously calculate P and/or Q 41 struct dma_async_tx_descriptor *tx = NULL; in do_async_gen_syndrome() local 42 struct dma_device *dma = chan->device; in do_async_gen_syndrome() 43 enum async_tx_flags flags_orig = submit->flags; in do_async_gen_syndrome() [all …]
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/linux-6.12.1/drivers/peci/ |
D | request.c | 1 // SPDX-License-Identifier: GPL-2.0-only 69 /* Device Specific Completion Code (CC) Definition */ 90 return req->rx.buf[0]; in peci_request_data_cc() 94 * peci_request_status() - return -errno based on PECI completion code 97 * It can't be used for Ping(), GetDIB() and GetTemp() - for those commands we 100 * Return: -errno 107 dev_dbg(&req->device->dev, "ret: %#02x\n", cc); in peci_request_status() 115 return -EAGAIN; in peci_request_status() 117 return -EINVAL; in peci_request_status() 124 return -EIO; in peci_request_status() [all …]
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/linux-6.12.1/Documentation/ABI/testing/ |
D | sysfs-class-net-queues | 1 What: /sys/class/net/<iface>/queues/rx-<queue>/rps_cpus 8 network device queue. Possible values depend on the number 11 What: /sys/class/net/<iface>/queues/rx-<queue>/rps_flow_cnt 17 processed by this particular network device receive queue. 19 What: /sys/class/net/<iface>/queues/tx-<queue>/tx_timeout 27 What: /sys/class/net/<iface>/queues/tx-<queue>/tx_maxrate 32 A Mbps max-rate set for the queue, a value of zero means disabled, 35 What: /sys/class/net/<iface>/queues/tx-<queue>/xps_cpus 42 network device transmit queue. Possible values depend on the 45 What: /sys/class/net/<iface>/queues/tx-<queue>/xps_rxqs [all …]
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/linux-6.12.1/drivers/net/ethernet/intel/ice/ |
D | ice_ptp.c | 1 // SPDX-License-Identifier: GPL-2.0 111 /* SMA1 and UFL1 cannot be set to TX at the same time */ in ice_ptp_set_sma_config_e810t() 114 return -EINVAL; in ice_ptp_set_sma_config_e810t() 119 return -EINVAL; in ice_ptp_set_sma_config_e810t() 138 /* U.FL 1 TX will always enable SMA 1 RX */ in ice_ptp_set_sma_config_e810t() 139 dev_info(ice_hw_to_dev(hw), "SMA1 RX + U.FL1 TX"); in ice_ptp_set_sma_config_e810t() 142 dev_info(ice_hw_to_dev(hw), "SMA1 RX + U.FL1 TX"); in ice_ptp_set_sma_config_e810t() 145 dev_info(ice_hw_to_dev(hw), "SMA1 TX"); in ice_ptp_set_sma_config_e810t() 165 dev_info(ice_hw_to_dev(hw), "SMA2 TX"); in ice_ptp_set_sma_config_e810t() 170 dev_info(ice_hw_to_dev(hw), "SMA2 TX + U.FL2 RX"); in ice_ptp_set_sma_config_e810t() [all …]
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/linux-6.12.1/include/linux/ |
D | wwan.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 12 * enum wwan_port_type - WWAN port types 37 WWAN_PORT_MAX = __WWAN_PORT_MAX - 1, 41 struct device; 47 /** struct wwan_port_ops - The WWAN port operations 48 * @start: The routine for starting the WWAN port device. 49 * @stop: The routine for stopping the WWAN port device. 50 * @tx: Non-blocking routine that sends WWAN port protocol data to the device. 52 * to the device. 53 * @tx_poll: Optional routine that sets additional TX poll flags. [all …]
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D | peci.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* Copyright (c) 2018-2021 Intel Corporation */ 7 #include <linux/device.h> 21 * struct peci_controller_ops - PECI controller specific methods 24 * PECI controllers may have different hardware interfaces - the drivers 33 * struct peci_controller - PECI controller 34 * @dev: device object to register PECI controller to the device model 35 * @ops: pointer to device specific controller operations 39 * PECI controllers usually connect to their drivers using non-PECI bus, 44 struct device dev; [all …]
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/linux-6.12.1/Documentation/netlink/specs/ |
D | netdev.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 9 - 11 name: xdp-act 12 render-max: true 14 - 19 - 23 - 24 name: ndo-xmit 27 - 28 name: xsk-zerocopy [all …]
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/linux-6.12.1/drivers/iio/imu/ |
D | adis.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 6 * Author: Lars-Peter Clausen <lars@metafoo.de> 12 #include <linux/device.h> 27 * __adis_write_reg() - write N bytes to register (unlocked version) 28 * @adis: The adis device 30 * @value: The value to write to device (up to 4 bytes) 41 .tx_buf = adis->tx, in __adis_write_reg() 45 .delay.value = adis->data->write_delay, in __adis_write_reg() 48 .tx_buf = adis->tx + 2, in __adis_write_reg() 52 .delay.value = adis->data->write_delay, in __adis_write_reg() [all …]
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/linux-6.12.1/drivers/net/ethernet/xilinx/ |
D | xilinx_emaclite.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* Xilinx EmacLite Linux driver for the Xilinx Ethernet MAC Lite device. 7 * Copyright (c) 2007 - 2013 Xilinx, Inc. 36 #define XEL_TSR_OFFSET 0x07FC /* Tx status */ 37 #define XEL_TPLR_OFFSET 0x07F4 /* Tx packet length */ 43 #define XEL_BUFFER_OFFSET 0x0800 /* Next Tx/Rx buffer's offset */ 65 #define XEL_TSR_XMIT_BUSY_MASK 0x00000001 /* Tx complete */ 67 #define XEL_TSR_XMIT_IE_MASK 0x00000008 /* Tx interrupt enable bit */ 81 #define XEL_TPLR_LENGTH_MASK 0x0000FFFF /* Tx packet length */ 93 #define TX_TIMEOUT (60 * HZ) /* Tx timeout is 60 seconds. */ [all …]
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/linux-6.12.1/drivers/net/phy/ |
D | linkmode.c | 1 // SPDX-License-Identifier: GPL-2.0+ 5 * linkmode_resolve_pause - resolve the allowable pause modes 15 * Local device Link partner 19 * 0 1 1 1 TX 21 * 1 X 1 X TX+RX 47 * linkmode_set_pause - set the pause mode advertisement 49 * @tx: boolean from ethtool struct ethtool_pauseparam tx_pause member 53 * capabilities of provided in @tx and @rx. 56 * tx rx Pause AsymDir 62 * Note: this translation from ethtool tx/rx notation to the advertisement [all …]
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/linux-6.12.1/Documentation/devicetree/bindings/net/ |
D | ibm,emac.txt | 8 correct clock-frequency property. 13 - device_type : "network" 15 - compatible : compatible list, contains 2 entries, first is 16 "ibm,emac-CHIP" where CHIP is the host ASIC (440gx, 18 "ibm,emac4". For Axon, thus, we have: "ibm,emac-axon", 20 - interrupts : <interrupt mapping for EMAC IRQ and WOL IRQ> 21 - reg : <registers mapping> 22 - local-mac-address : 6 bytes, MAC address 23 - mal-device : phandle of the associated McMAL node 24 - mal-tx-channel : 1 cell, index of the tx channel on McMAL associated [all …]
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/linux-6.12.1/include/drm/intel/ |
D | i915_hdcp_interface.h | 1 /* SPDX-License-Identifier: (GPL-2.0+) */ 3 * Copyright © 2017-2019 Intel Corporation 13 #include <linux/device.h> 17 * enum hdcp_port_type - HDCP port implementation type defined by ME/GSC FW 19 * @HDCP_PORT_TYPE_INTEGRATED: In-Host HDCP2.x port 20 * @HDCP_PORT_TYPE_LSPCON: HDCP2.2 discrete wired Tx port with LSPCON 22 * @HDCP_PORT_TYPE_CPDP: HDCP2.2 discrete wired Tx port using the CPDP (DP 1.3) 33 * enum hdcp_wired_protocol - HDCP adaptation used on the port 57 * enum hdcp_transcoder - ME/GSC Firmware defined index for transcoders 79 * struct hdcp_port_data - intel specific HDCP port data [all …]
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/linux-6.12.1/tools/spi/ |
D | spidev_test.c | 1 // SPDX-License-Identifier: GPL-2.0-only 8 * Cross-compile with cross-gcc -I/path/to/cross-kernel/include 38 static const char *device = "/dev/spidev1.1"; variable 71 while (length-- > 0) { in hex_dump() 91 * Unescape - process hexadecimal escape character 92 * converts shell input "\x23" -> 0x23 118 static void transfer(int fd, uint8_t const *tx, uint8_t const *rx, size_t len) in transfer() argument 123 .tx_buf = (unsigned long)tx, in transfer() 155 hex_dump(tx, len, 32, "TX"); in transfer() 175 printf("Usage: %s [-2348CDFHILMNORSZbdilopsv]\n", prog); in print_usage() [all …]
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/linux-6.12.1/drivers/net/ethernet/marvell/octeon_ep_vf/ |
D | octep_vf_main.c | 1 // SPDX-License-Identifier: GPL-2.0 41 * octep_vf_alloc_ioq_vectors() - Allocate Tx/Rx Queue interrupt info. 43 * @oct: Octeon device private data structure. 45 * Allocate resources to hold per Tx/Rx queue interrupt info. 47 * is scheduled and includes quick access to private data of Tx/Rx queue 51 * -1, if failed to allocate any resource. 58 for (i = 0; i < oct->num_oqs; i++) { in octep_vf_alloc_ioq_vectors() 59 oct->ioq_vector[i] = vzalloc(sizeof(*oct->ioq_vector[i])); in octep_vf_alloc_ioq_vectors() 60 if (!oct->ioq_vector[i]) in octep_vf_alloc_ioq_vectors() 63 ioq_vector = oct->ioq_vector[i]; in octep_vf_alloc_ioq_vectors() [all …]
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/linux-6.12.1/drivers/iio/gyro/ |
D | adxrs450.c | 1 // SPDX-License-Identifier: GPL-2.0-only 12 #include <linux/device.h> 67 * struct adxrs450_state - device instance specific data 69 * @buf_lock: mutex to protect tx and rx 70 * @tx: transmit buffer 76 __be32 tx __aligned(IIO_DMA_MINALIGN); 82 * adxrs450_spi_read_reg_16() - read 2 bytes from a register pair 83 * @indio_dev: device associated with child of actual iio_dev 93 u32 tx; in adxrs450_spi_read_reg_16() local 97 .tx_buf = &st->tx, in adxrs450_spi_read_reg_16() [all …]
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/linux-6.12.1/drivers/dma/ |
D | virt-dma.c | 1 // SPDX-License-Identifier: GPL-2.0-only 7 #include <linux/device.h> 12 #include "virt-dma.h" 14 static struct virt_dma_desc *to_virt_desc(struct dma_async_tx_descriptor *tx) in to_virt_desc() argument 16 return container_of(tx, struct virt_dma_desc, tx); in to_virt_desc() 19 dma_cookie_t vchan_tx_submit(struct dma_async_tx_descriptor *tx) in vchan_tx_submit() argument 21 struct virt_dma_chan *vc = to_virt_chan(tx->chan); in vchan_tx_submit() 22 struct virt_dma_desc *vd = to_virt_desc(tx); in vchan_tx_submit() 26 spin_lock_irqsave(&vc->lock, flags); in vchan_tx_submit() 27 cookie = dma_cookie_assign(tx); in vchan_tx_submit() [all …]
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/linux-6.12.1/Documentation/networking/device_drivers/ethernet/amazon/ |
D | ena.rst | 1 .. SPDX-License-Identifier: GPL-2.0 13 The ENA device exposes a lightweight management interface with a 17 The driver supports a range of ENA devices, is link-speed independent 21 Some ENA devices support SR-IOV. This driver is used for both the 22 SR-IOV Physical Function (PF) and Virtual Function (VF) devices. 25 processing by providing multiple Tx/Rx queue pairs (the maximum number 26 is advertised by the device via the Admin Queue), a dedicated MSI-X 27 interrupt vector per Tx/Rx queue pair, adaptive interrupt moderation, 31 checksum offload. Receive-side scaling (RSS) is supported for multi-core 35 monitoring mechanisms such as watchdog, enabling the device and driver [all …]
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/linux-6.12.1/Documentation/networking/ |
D | tls-offload.rst | 1 .. SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 13 For details regarding the user-facing interface refer to the TLS 18 * Software crypto mode (``TLS_SW``) - CPU handles the cryptography. 24 * Packet-based NIC offload mode (``TLS_HW``) - the NIC handles crypto 28 (``ethtool`` flags ``tls-hw-tx-offload`` and ``tls-hw-rx-offload``). 29 * Full TCP NIC offload mode (``TLS_HW_RECORD``) - mode of operation where 33 abilities or QoS and packet scheduling (``ethtool`` flag ``tls-hw-record``). 35 The operation mode is selected automatically based on device configuration, 36 offload opt-in or opt-out on per-connection basis is not currently supported. 38 TX section in Kernel TLS operation [all …]
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/linux-6.12.1/drivers/input/serio/ |
D | ps2-gpio.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Author: Danilo Krummrich <danilokrummrich@dk-develop.de> 24 #define DRIVER_NAME "ps2-gpio" 50 * interrupt interval should be ~60us. Let's allow +/- 20us for frequency 54 * since the device updates the data line at the rising edge. 61 * |-----------------| |--------| 68 #define PS2_IRQ_MIN_INTERVAL_US (PS2_CLK_MIN_INTERVAL_US - 20) 72 struct device *dev; 93 } tx; member 98 struct ps2_gpio_data *drvdata = serio->port_data; in ps2_gpio_open() [all …]
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/linux-6.12.1/drivers/slimbus/ |
D | qcom-ctrl.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * Copyright (c) 2011-2017, The Linux Foundation 88 /* Resource group info for manager, and non-ported generic device-components */ 105 struct device *dev; 110 struct slim_ctrl_buf tx; member 125 __iowrite32_copy(ctrl->base + tx_reg, buf, count); in qcom_slim_queue_tx() 136 spin_lock_irqsave(&ctrl->rx.lock, flags); in slim_alloc_rxbuf() 137 if ((ctrl->rx.tail + 1) % ctrl->rx.n == ctrl->rx.head) { in slim_alloc_rxbuf() 138 spin_unlock_irqrestore(&ctrl->rx.lock, flags); in slim_alloc_rxbuf() 139 dev_err(ctrl->dev, "RX QUEUE full!"); in slim_alloc_rxbuf() [all …]
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/linux-6.12.1/Documentation/devicetree/bindings/mailbox/ |
D | ti,omap-mailbox.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/mailbox/ti,omap-mailbox.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Suman Anna <s-anna@ti.com> 26 interrupt configuration registers, and have a rx and tx interrupt source per 28 appropriate programming of the rx and tx interrupt sources on the appropriate 35 lines can also be routed to different processor sub-systems on DRA7xx as they 48 A Mailbox device node is used to represent a Mailbox IP instance/cluster 49 within a SoC. The sub-mailboxes (actual communication channels) are [all …]
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/linux-6.12.1/drivers/net/ethernet/fungible/funeth/ |
D | funeth_txrx.h | 1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ 10 /* Tx descriptor size */ 13 /* Size of device headers per Tx packet */ 16 /* Number of gather list entries per Tx descriptor */ 28 /* Max number of Tx descriptors for an sk_buff using a gather list. */ 33 /* Max number of Tx descriptors for any packet. */ 40 #define FUNETH_CQE_INFO_OFFSET (FUNETH_CQE_SIZE - sizeof(struct fun_cqe_info)) 55 /* Per packet tailroom. Present only for 1-frag packets. */ 66 FUN_QSTATE_INIT_SW, /* exists in SW, not on the device */ 67 FUN_QSTATE_INIT_FULL, /* exists both in SW and on device */ [all …]
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/linux-6.12.1/Documentation/devicetree/bindings/sound/ |
D | qcom,wcd937x-sdw.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/sound/qcom,wcd937x-sdw.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> 13 Qualcomm WCD9370/WCD9375 Codec is a standalone Hi-Fi audio codec IC. 14 It has RX and TX Soundwire slave devices. This bindings is for the 24 qcom,tx-port-mapping: 26 Specifies static port mapping between device and host tx ports. 27 In the order of the device port index which are adc1_port, adc23_port, [all …]
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