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/Linux-v5.10/tools/testing/selftests/ptp/
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 * 1000000000LL + 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()
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/Linux-v5.10/samples/bpf/
Dxdp_redirect_kern.c27 } tx_port SEC(".maps");
29 /* Count RX packets, as XDP bpf_prog doesn't get direct TX-success
30 * feedback. Redirect TX errors can be caught via a tracepoint.
37 } rxcnt SEC(".maps");
55 SEC("xdp_redirect")
58 void *data_end = (void *)(long)ctx->data_end; in xdp_redirect_prog()
59 void *data = (void *)(long)ctx->data; in xdp_redirect_prog()
83 /* Redirect require an XDP bpf_prog loaded on the TX device */
84 SEC("xdp_redirect_dummy")
90 char _license[] SEC("license") = "GPL";
Dxdp_redirect_map_kern.c27 } tx_port SEC(".maps");
29 /* Count RX packets, as XDP bpf_prog doesn't get direct TX-success
30 * feedback. Redirect TX errors can be caught via a tracepoint.
37 } rxcnt SEC(".maps");
55 SEC("xdp_redirect_map")
58 void *data_end = (void *)(long)ctx->data_end; in xdp_redirect_map_prog()
59 void *data = (void *)(long)ctx->data; in xdp_redirect_map_prog()
85 /* Redirect require an XDP bpf_prog loaded on the TX device */
86 SEC("xdp_redirect_dummy")
92 char _license[] SEC("license") = "GPL";
/Linux-v5.10/drivers/crypto/caam/
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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/Linux-v5.10/tools/testing/selftests/timers/
Dvalid-adjtimex.c9 * Usage: valid-adjtimex
12 * $ gcc valid-adjtimex.c -o valid-adjtimex -lrt
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()
52 struct timex tx; in clear_time_state() local
55 tx.modes = ADJ_STATUS; in clear_time_state()
56 tx.status = 0; in clear_time_state()
57 ret = adjtimex(&tx); in clear_time_state()
66 -499<<16,
67 -450<<16,
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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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/Linux-v5.10/drivers/net/ethernet/intel/igbvf/
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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/Linux-v5.10/Documentation/devicetree/bindings/net/
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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/Linux-v5.10/arch/arm64/boot/dts/freescale/
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/interrupt-controller/arm-gic.h>
11 #include <dt-bindings/thermal/thermal.h>
15 interrupt-parent = <&gic>;
16 #address-cells = <2>;
17 #size-cells = <2>;
22 rtic-a = &rtic_a;
23 rtic-b = &rtic_b;
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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/interrupt-controller/arm-gic.h>
12 #include <dt-bindings/thermal/thermal.h>
16 interrupt-parent = <&gic>;
17 #address-cells = <2>;
18 #size-cells = <2>;
25 #address-cells = <1>;
26 #size-cells = <0>;
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Dimx8mp.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include <dt-bindings/clock/imx8mp-clock.h>
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10 #include <dt-bindings/thermal/thermal.h>
12 #include "imx8mp-pinfunc.h"
15 interrupt-parent = <&gic>;
16 #address-cells = <2>;
17 #size-cells = <2>;
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Dimx8mm.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include <dt-bindings/clock/imx8mm-clock.h>
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10 #include <dt-bindings/thermal/thermal.h>
12 #include "imx8mm-pinfunc.h"
15 interrupt-parent = <&gic>;
16 #address-cells = <2>;
17 #size-cells = <2>;
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Dimx8mn.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include <dt-bindings/clock/imx8mn-clock.h>
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10 #include <dt-bindings/thermal/thermal.h>
12 #include "imx8mn-pinfunc.h"
15 interrupt-parent = <&gic>;
16 #address-cells = <2>;
17 #size-cells = <2>;
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/Linux-v5.10/tools/perf/scripts/python/
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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/Linux-v5.10/drivers/atm/
Dhorizon.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
4 Copyright (C) 1995-1999 Madge Networks Ltd.
13 /* too many macros - change to inline functions */
74 #define PRINTDD(sec,fmt,args...) argument
75 #define PRINTDDB(sec,fmt,args...) argument
76 #define PRINTDDM(sec,fmt,args...) argument
77 #define PRINTDDE(sec,fmt,args...) argument
170 #define MAX_PIO_COUNT 0x000000ff // 255 - make tunable?
175 /* TX channel config command port */
187 /* TX channel config data port */
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/Linux-v5.10/Documentation/devicetree/bindings/sound/
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>
16 samsung,s3c6410-i2s: for 8/16/24bit stereo I2S.
18 samsung,s5pv210-i2s: for 8/16/24bit multichannel (5.1) I2S with
22 samsung,exynos5420-i2s: for 8/16/24bit multichannel (5.1) I2S for
29 samsung,exynos7-i2s: with all the available features of Exynos5 I2S.
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/Linux-v5.10/tools/testing/selftests/bpf/progs/
Dxdp_tx.c1 // SPDX-License-Identifier: GPL-2.0
6 SEC("tx")
12 char _license[] SEC("license") = "GPL";
/Linux-v5.10/drivers/net/wireless/intel/ipw2x00/
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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Dlibipw_wx.c1 // SPDX-License-Identifier: GPL-2.0-only
4 Copyright(c) 2004-2005 Intel Corporation. All rights reserved.
7 Host AP project hostap-drivers v0.1.3
8 Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
10 Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi>
15 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
39 return jiffies_to_msecs(end - start); in elapsed_jiffies_msecs()
41 return jiffies_to_msecs(end + (MAX_JIFFY_OFFSET - start) + 1); in elapsed_jiffies_msecs()
60 memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN); in libipw_translate_scan()
68 iwe.u.data.length = min(network->ssid_len, (u8) 32); in libipw_translate_scan()
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/Linux-v5.10/drivers/net/ethernet/freescale/dpaa2/
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-v5.10/arch/arm/boot/dts/
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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/Linux-v5.10/drivers/net/hippi/
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"
/Linux-v5.10/drivers/hid/intel-ish-hid/ishtp/
Dishtp-dev.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (c) 2003-2016, Intel Corporation.
20 /* Number of messages to be held in ISR->BH FIFO */
24 * Number of IPC messages to be held in Tx FIFO, to be sent by ISR -
25 * Tx complete interrupt or RX_COMPLETE handler
41 #define ISHTP_MAX_OPEN_HANDLE_COUNT (ISHTP_CLIENTS_MAX - 1)
44 #define ISHTP_HOST_CLIENT_ID_ANY (-1)
64 * struct ishtp_fw_client - representation of fw client
66 * @props - client properties
67 * @client_id - fw client id
[all …]
/Linux-v5.10/drivers/cpufreq/
Dtegra194-cpufreq.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/dma-mapping.h>
19 #include <soc/tegra/bpmp-abi.h>
67 * Read per-core Read-only system register NVFREQ_FEEDBACK_EL1.
87 return nltbl->ref_clk_hz / KHZ * ndiv / (nltbl->pdiv * nltbl->mdiv); in map_ndiv_to_freq()
100 * = 10526880 usec = 10.527 sec to overflow in tegra_read_counters()
106 * = ~2.147 sec to overflow in tegra_read_counters()
110 c = &read_counters_work->c; in tegra_read_counters()
113 c->last_refclk_cnt = lower_32_bits(val); in tegra_read_counters()
114 c->last_coreclk_cnt = upper_32_bits(val); in tegra_read_counters()
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/Linux-v5.10/include/uapi/linux/
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 */
113 * above. In the future we may support dynamic loading of these - for now,
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