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/openbmc/linux/tools/testing/selftests/ptp/
H A Dtestptp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * PTP 1588 clock support - User space test program
35 #define CLOCK_INVALID -1
43 static int clock_adjtime(clockid_t id, struct timex *tx) in clock_adjtime() argument
45 return syscall(__NR_clock_adjtime, id, tx); in clock_adjtime()
113 return t->sec * NSEC_PER_SEC + t->nsec; in pctns()
120 " -c query the ptp clock's capabilities\n" in usage()
121 " -d name device to open\n" in usage()
122 " -e val read 'val' external time stamp events\n" in usage()
123 " -f val adjust the ptp clock frequency by 'val' ppb\n" in usage()
[all …]
/openbmc/linux/tools/testing/selftests/timers/
H A Dvalid-adjtimex.c9 * Usage: valid-adjtimex
12 * $ gcc valid-adjtimex.c -o valid-adjtimex -lrt
40 int clock_adjtime(clockid_t id, struct timex *tx) in clock_adjtime() argument
42 return syscall(__NR_clock_adjtime, id, tx); in clock_adjtime()
49 struct timex tx; in clear_time_state() local
52 tx.modes = ADJ_STATUS; in clear_time_state()
53 tx.status = 0; in clear_time_state()
54 ret = adjtimex(&tx); in clear_time_state()
65 -499 * SHIFTED_PPM,
66 -450 * SHIFTED_PPM,
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H A Dleap-a-day.c9 * kernel's leap-second behavior, as well as how well applications
10 * handle the leap-second discontinuity.
12 * Usage: leap-a-day [-s] [-i <num>]
15 * -s: Each iteration, set the date to 10 seconds before midnight GMT.
21 * -i: Number of iterations to run (default: infinite)
27 * $ gcc leap-a-day.c -o leap-a-day -lrt
75 ts.tv_nsec -= NSEC_PER_SEC; in timespec_add()
97 struct timex tx; in clear_time_state() local
103 * -stable), had an issue with the state machine in clear_time_state()
106 tx.modes = ADJ_STATUS; in clear_time_state()
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/openbmc/linux/drivers/crypto/caam/
H A Ddpseci.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * Copyright 2013-2016 Freescale Semiconductor Inc.
4 * Copyright 2017-2018 NXP
10 * Data Path SEC Interface API
21 * Maximum number of Tx/Rx queues per DPSECI object
28 #define DPSECI_ALL_QUEUES (u8)(-1)
41 * struct dpseci_cfg - Structure representing DPSECI configuration
44 * @num_tx_queues: num of queues towards the SEC
45 * @num_rx_queues: num of queues back from the SEC
46 * @priorities: Priorities for the SEC hardware processing;
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/openbmc/linux/drivers/net/ethernet/intel/igbvf/
H A Digbvf.h1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2009 - 2018 Intel Corporation. */
22 #define IGBVF_START_ITR 488 /* ~8000 ints/sec */
39 /* Tx/Rx descriptor defines */
48 #define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */
49 #define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */
52 * PTHRESH - MAC will consider prefetch if it has fewer than this number of
55 * HTHRESH - MAC will only prefetch if there are at least this many descriptors
58 * WTHRESH - RX descriptor writeback threshold - MAC will delay writing back
71 /* How many Tx Descriptors do we need to call netif_wake_queue ? */
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/openbmc/linux/Documentation/devicetree/bindings/net/
H A Dibm,emac.txt8 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
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/openbmc/linux/tools/testing/selftests/bpf/progs/
H A Dxdp_features.c1 // SPDX-License-Identifier: GPL-2.0
15 #include <asm-generic/errno-base.h>
38 } stats SEC(".maps");
45 } dut_stats SEC(".maps");
52 } cpu_map SEC(".maps");
59 } dev_map SEC(".maps");
67 void *data_end = (void *)(long)xdp->data_end; in xdp_process_echo_packet()
68 void *data = (void *)(long)xdp->data; in xdp_process_echo_packet()
75 return -EINVAL; in xdp_process_echo_packet()
77 if (eh->h_proto == bpf_htons(ETH_P_IP)) { in xdp_process_echo_packet()
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H A Dlsm_cgroup.c1 // SPDX-License-Identifier: GPL-2.0
8 char _license[] SEC("license") = "GPL";
30 } cgroup_storage SEC(".maps");
57 /* Reject non-tx-only AF_PACKET. */ in real_create()
61 sk = sock->sk; in real_create()
84 SEC("lsm_cgroup/socket_post_create")
93 SEC("lsm_cgroup/socket_post_create")
106 struct sock *sk = sock->sk; in real_bind()
111 if (sk->__sk_common.skc_family != AF_PACKET) in real_bind()
114 if (sk->sk_kern_sock) in real_bind()
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/openbmc/linux/arch/arm64/boot/dts/freescale/
H A Dfsl-ls1012a.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Device Tree Include file for NXP Layerscape-1012A family SoC.
6 * Copyright 2019-2020 NXP
10 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
11 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 #include <dt-bindings/thermal/thermal.h>
16 interrupt-parent = <&gic>;
17 #address-cells = <2>;
18 #size-cells = <2>;
23 rtic-a = &rtic_a;
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H A Dfsl-ls1028a.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Device Tree Include file for NXP Layerscape-1028A family SoC.
5 * Copyright 2018-2020 NXP
11 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
12 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 #include <dt-bindings/thermal/thermal.h>
17 interrupt-parent = <&gic>;
18 #address-cells = <2>;
19 #size-cells = <2>;
22 #address-cells = <1>;
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/openbmc/linux/tools/perf/scripts/python/
H A Dnetdev-times.py2 # SPDX-License-Identifier: GPL-2.0
6 # tx: show only tx chart
17 '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
27 net_rx_dic = {}; # key is cpu and value include time of NET_RX softirq-entry
61 return (dst - src) / 1000000.0
80 PF_NET_RECV= " |---netif_receive_skb(+%.3fmsec skb=%x len=%d)"
81 PF_NET_RX= " |---netif_rx(+%.3fmsec skb=%x)"
129 if i == len(event_list) - 1:
166 if arg == 'tx':
223 print("----------------------------")
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/openbmc/linux/Documentation/devicetree/bindings/sound/
H A Dsamsung-i2s.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/sound/samsung-i2s.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
11 - Sylwester Nawrocki <s.nawrocki@samsung.com>
14 - $ref: dai-common.yaml#
19 samsung,s3c6410-i2s: for 8/16/24bit stereo I2S.
21 samsung,s5pv210-i2s: for 8/16/24bit multichannel (5.1) I2S with
25 samsung,exynos5420-i2s: for 8/16/24bit multichannel (5.1) I2S for
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/openbmc/linux/Documentation/devicetree/bindings/dsp/
H A Dmediatek,mt8186-dsp.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/dsp/mediatek,mt8186-dsp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Tinghan Shen <tinghan.shen@mediatek.com>
14 advanced pre- and post- audio processing.
19 - mediatek,mt8186-dsp
20 - mediatek,mt8188-dsp
24 - description: Address and size of the DSP config registers
25 - description: Address and size of the DSP SRAM
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/openbmc/linux/drivers/net/wireless/intel/ipw2x00/
H A Dipw2100.c1 // SPDX-License-Identifier: GPL-2.0-only
4 Copyright(c) 2003 - 2006 Intel Corporation. All rights reserved.
9 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
12 Extensions 0.26 package and copyright (c) 1997-2003 Jean Tourrilhes
16 Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
18 Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi>
34 Tx - Commands and Data
54 The Tx flow cycle is as follows:
68 8) For each Tx interrupt received from the firmware, the READ index is checked
84 There are two locks utilized. The first is the low level lock (priv->low_lock)
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/openbmc/linux/Documentation/networking/dsa/
H A Dsja1105.rst8 The NXP SJA1105 is a family of 10 SPI-managed automotive switches:
10 - SJA1105E: First generation, no TTEthernet
11 - SJA1105T: First generation, TTEthernet
12 - SJA1105P: Second generation, no TTEthernet, no SGMII
13 - SJA1105Q: Second generation, TTEthernet, no SGMII
14 - SJA1105R: Second generation, no TTEthernet, SGMII
15 - SJA1105S: Second generation, TTEthernet, SGMII
16 - SJA1110A: Third generation, TTEthernet, SGMII, integrated 100base-T1 and
17 100base-TX PHYs
18 - SJA1110B: Third generation, TTEthernet, SGMII, 100base-T1, 100base-TX
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/openbmc/linux/arch/arm/boot/dts/nxp/vf/
H A Dvfxxx.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 #include "vf610-pinfunc.h"
6 #include <dt-bindings/clock/vf610-clock.h>
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/gpio/gpio.h>
32 compatible = "fixed-clock";
33 #clock-cells = <0>;
34 clock-frequency = <24000000>;
38 compatible = "fixed-clock";
39 #clock-cells = <0>;
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/openbmc/u-boot/board/LaCie/common/
H A Dcommon.c1 // SPDX-License-Identifier: GPL-2.0+
28 * Enable RGMII delay on Tx and Rx for CPU port in mv_phy_88e1116_init()
29 * Ref: sec 4.7.2 of chip datasheet in mv_phy_88e1116_init()
57 * Enable RGMII delay on Tx and Rx for CPU port in mv_phy_88e1318_init()
58 * Ref: sec 4.7.2 of chip datasheet in mv_phy_88e1318_init()
77 /* I2C-0 for on-board EEPROM */ in lacie_read_mac_address()
93 return -1; in lacie_read_mac_address()
/openbmc/linux/drivers/net/ethernet/freescale/dpaa2/
H A Ddpaa2-eth.h1 /* 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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/openbmc/linux/drivers/net/ethernet/microchip/
H A Dlan743x_ptp.c1 /* SPDX-License-Identifier: GPL-2.0+ */
37 return -EINVAL; in lan743x_get_channel()
42 struct lan743x_gpio *gpio = &adapter->gpio; in lan743x_gpio_init()
44 spin_lock_init(&gpio->gpio_lock); in lan743x_gpio_init()
46 gpio->gpio_cfg0 = 0; /* set all direction to input, data = 0 */ in lan743x_gpio_init()
47 gpio->gpio_cfg1 = 0x0FFF0000;/* disable all gpio, set to open drain */ in lan743x_gpio_init()
48 gpio->gpio_cfg2 = 0;/* set all to 1588 low polarity level */ in lan743x_gpio_init()
49 gpio->gpio_cfg3 = 0;/* disable all 1588 output */ in lan743x_gpio_init()
50 lan743x_csr_write(adapter, GPIO_CFG0, gpio->gpio_cfg0); in lan743x_gpio_init()
51 lan743x_csr_write(adapter, GPIO_CFG1, gpio->gpio_cfg1); in lan743x_gpio_init()
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/openbmc/linux/drivers/hid/intel-ish-hid/ishtp/
H A Dishtp-dev.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (c) 2003-2016, Intel Corporation.
13 #include <linux/intel-ish-client-if.h>
21 /* Number of messages to be held in ISR->BH FIFO */
25 * Number of IPC messages to be held in Tx FIFO, to be sent by ISR -
26 * Tx complete interrupt or RX_COMPLETE handler
42 #define ISHTP_MAX_OPEN_HANDLE_COUNT (ISHTP_CLIENTS_MAX - 1)
45 #define ISHTP_HOST_CLIENT_ID_ANY (-1)
65 * struct ishtp_fw_client - representation of fw client
67 * @props - client properties
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/openbmc/linux/drivers/net/ethernet/mellanox/mlxsw/
H A Dpci_hw.h1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2 /* Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved */
79 * For Ethernet EMAD (Direct Route and non Direct Route) -
81 * For InfiniBand CTL - must be set if packet destination is local device
94 * Size of i-th scatter/gather entry, 0 if entry is unused.
99 * Physical address of i-th scatter/gather entry.
203 * 1 - Send Queue
204 * 0 - Receive Queue
220 * 0: uSec - 1.024uSec (default for devices which do not support
222 * 1: FRC - Free Running Clock - units of 1nSec
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/openbmc/linux/drivers/net/hippi/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 HIgh Performance Parallel Interface (HIPPI) is a 800Mbit/sec and
11 1600Mbit/sec dual-simplex switched or point-to-point network. HIPPI
12 can run over copper (25m) or fiber (300m on multi-mode or 10km on
13 single-mode). HIPPI networks are commonly used for clusters and to
31 bool "Use large TX/RX rings"
/openbmc/linux/tools/testing/selftests/bpf/
H A Dxdp_hw_metadata.c1 // SPDX-License-Identifier: GPL-2.0
7 * - UDP 9091 packets are diverted into AF_XDP
8 * - Metadata verified:
9 * - rx_timestamp
10 * - rx_hash
12 * TX:
13 * - TBD
44 struct xsk_ring_prod tx; member
76 xsk->umem_area = mmap(NULL, UMEM_SIZE, PROT_READ | PROT_WRITE, mmap_flags, -1, 0); in open_xsk()
77 if (xsk->umem_area == MAP_FAILED) in open_xsk()
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/openbmc/linux/include/uapi/linux/
H A Datmdev.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /* atmdev.h - ATM device driver declarations and various related items */
4 /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
22 max cell rate: 353207.547 cells/sec */
23 #define ATM_25_PCR ((25600000/8-8000)/54)
29 max cell rate: 1412830.188 cells/sec */
35 __HANDLE_ITEM(tx); /* TX okay */ \
36 __HANDLE_ITEM(tx_err); /* TX errors */ \
97 /* enable or disable single-copy */
109 * above. In the future we may support dynamic loading of these - for now,
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/openbmc/linux/drivers/net/ethernet/amazon/ena/
H A Dena_netdev.h1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
3 * Copyright 2015-2020 Amazon.com, Inc. or its affiliates. All rights reserved.
60 #define ENA_DEFAULT_RX_COPYBREAK (256 - NET_IP_ALIGN)
72 /* The number of tx packet completions that will be handled each NAPI poll
88 #define ENA_TX_RING_IDX_NEXT(idx, ring_size) (((idx) + 1) & ((ring_size) - 1))
90 #define ENA_RX_RING_IDX_NEXT(idx, ring_size) (((idx) + 1) & ((ring_size) - 1))
92 (((idx) + (n)) & ((ring_size) - 1))
97 #define ENA_IO_RXQ_IDX_TO_COMBINED_IDX(q) (((q) - 1) / 2)
105 /* ENA device should send keep alive msg every 1 sec.
106 * We wait for 6 sec just to be on the safe side.
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