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/linux/Documentation/devicetree/bindings/dma/
H A Drenesas,nbpfaxi.txt1 * Renesas "Type-AXI" NBPFAXI* DMA controllers
7 - compatible: must be one of
17 - #dma-cells: must be 2: the first integer is a terminal number, to which this
26 - max-burst-mem-read: limit burst size for memory reads
28 than using the maximum burst size allowed by the hardware's buffer size.
29 - max-burst-mem-write: limit burst size for memory writes
31 than using the maximum burst size allowed by the hardware's buffer size.
32 If both max-burst-mem-read and max-burst-mem-write are set, DMA_MEM_TO_MEM
35 You can use dma-channels and dma-requests as described in dma.txt, although they
40 dma: dma-controller@48000000 {
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H A Dimg-mdc-dma.txt1 * IMG Multi-threaded DMA Controller (MDC)
4 - compatible: Must be "img,pistachio-mdc-dma".
5 - reg: Must contain the base address and length of the MDC registers.
6 - interrupts: Must contain all the per-channel DMA interrupts.
7 - clocks: Must contain an entry for each entry in clock-names.
8 See ../clock/clock-bindings.txt for details.
9 - clock-names: Must include the following entries:
10 - sys: MDC system interface clock.
11 - img,cr-periph: Must contain a phandle to the peripheral control syscon
13 - img,max-burst-multiplier: Must be the maximum supported burst size multiplier.
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/linux/Documentation/devicetree/bindings/usb/
H A Dsnps,dwc3-common.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/usb/snps,dwc3-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Felipe Balbi <balbi@kernel.org>
14 vendor-specific implementation or as a standalone component.
17 - $ref: usb-drd.yaml#
18 - if:
24 - dr_mode
28 $ref: usb-xhci.yaml#
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H A Dchipidea,usb2-common.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/chipidea,usb2-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Xu Yang <xu.yang_2@nxp.com>
25 clock-names:
31 power-domains:
37 reset-names:
40 "#reset-cells":
48 itc-setting:
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/linux/drivers/net/ethernet/mscc/
H A Docelot_police.c1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
10 /* Types for ANA:POL[0-192]:POL_MODE_CFG.FRM_MODE */
17 #define POL_IX_PORT 0 /* 0-11 : Port policers */
18 #define POL_IX_QUEUE 32 /* 32-127 : Queue policers */
21 #define POL_ORDER 0x1d3 /* Ocelot policer order: Serial (QoS -> Port -> VCAP) */
33 pir = conf->pir; in qos_policer_conf_set()
34 pbs = conf->pbs; in qos_policer_conf_set()
36 switch (conf->mode) { in qos_policer_conf_set()
39 if (conf->mode == MSCC_QOS_RATE_MODE_LINE) { in qos_policer_conf_set()
41 ipg = min_t(u8, GENMASK(4, 0), conf->ipg); in qos_policer_conf_set()
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/linux/include/uapi/linux/netfilter/
H A Dxt_hashlimit.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
12 /* 1/10,000 sec period => max of 10,000/sec. Min rate is then 429490
16 /* packet length accounting is done in 16-byte steps */
35 __u32 burst; /* Period multiplier for upper limit. */ member
38 __u32 size; /* how many buckets */ member
39 __u32 max; /* max number of entries */ member
59 __u32 burst; /* Period multiplier for upper limit. */ member
62 __u32 size; /* how many buckets */ member
63 __u32 max; /* max number of entries */ member
72 __u64 burst; /* Period multiplier for upper limit. */ member
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/linux/Documentation/netlink/specs/
H A Dnet_shaper.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
2 ---
3 name: net-shaper
33 @cap-get operation.
36 -
40 render-max: true
42 - name: unspec
44 -
47 -
52 -
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/linux/Documentation/devicetree/bindings/net/
H A Dsamsung-sxgbe.txt4 - compatible: Should be "samsung,sxgbe-v2.0a"
5 - reg: Address and length of the register set for the device
6 - interrupts: Should contain the SXGBE interrupts
9 index 0 - this is fixed common interrupt of SXGBE and it is always
11 index 1 to 25 - 8 variable transmit interrupts, variable 16 receive interrupts
13 - phy-mode: String, operation mode of the PHY interface.
15 - samsung,pbl: Integer, Programmable Burst Length.
17 - samsung,burst-map: Integer, Program the possible bursts supported by sxgbe
18 This is an integer and represents allowable DMA bursts when fixed burst.
19 Allowable range is 0x01-0x3F. When this field is set fixed burst is enabled.
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H A Dqca,qca7000.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Frank Li <Frank.Li@nxp.com>
13 The QCA7000 is a serial-to-powerline bridge with a host interface which could
39 qca,legacy-mode:
44 between each data word. In burst mode these gaps aren't
47 property is missing the driver defaults to burst mode.
50 - $ref: ethernet-controller.yaml#
52 - if:
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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
[all …]
/linux/net/netfilter/
H A Dxt_hashlimit.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * xt_hashlimit - Netfilter module to limit the number of packets per time
6 * (C) 2003-2004 by Harald Welte <laforge@netfilter.org>
7 * (C) 2006-2012 Patrick McHardy <kaber@trash.net>
8 * Copyright © CC Computer Consultants GmbH, 2007 - 2008
49 MODULE_DESCRIPTION("Xtables: per hash-bucket rate-limit match");
89 /* static / read-only parts in the beginning */
108 int64_t burst; member
143 to->mode = cfg->mode; in cfg_copy()
144 to->avg = cfg->avg; in cfg_copy()
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/linux/drivers/net/ethernet/marvell/octeontx2/nic/
H A Dcn10k.c1 // SPDX-License-Identifier: GPL-2.0
30 if (!test_bit(CN10K_LMTST, &pfvf->hw.cap_flag)) { in otx2_init_hw_ops()
31 pfvf->hw_ops = &otx2_hw_ops; in otx2_init_hw_ops()
35 pfvf->hw_ops = &cn10k_hw_ops; in otx2_init_hw_ops()
46 if (!test_bit(CN10K_LMTST, &pfvf->hw.cap_flag)) in cn10k_lmtst_init()
49 /* Total LMTLINES = num_online_cpus() * 32 (For Burst flush).*/ in cn10k_lmtst_init()
50 pfvf->tot_lmt_lines = (num_online_cpus() * LMT_BURST_SIZE); in cn10k_lmtst_init()
51 pfvf->hw.lmt_info = alloc_percpu(struct otx2_lmt_info); in cn10k_lmtst_init()
53 mutex_lock(&pfvf->mbox.lock); in cn10k_lmtst_init()
54 req = otx2_mbox_alloc_msg_lmtst_tbl_setup(&pfvf->mbox); in cn10k_lmtst_init()
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/linux/arch/arm/boot/dts/ti/omap/
H A Domap3-n950-n9.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * omap3-n950-n9.dtsi - Device Tree file for Nokia N950 & N9 (common stuff)
13 cpu0-supply = <&vcc>;
23 compatible = "regulator-fixed";
24 regulator-name = "VEMMC";
25 regulator-min-microvolt = <2900000>;
26 regulator-max-microvolt = <2900000>;
28 startup-delay-us = <150>;
29 enable-active-high;
33 compatible = "regulator-fixed";
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H A Domap3-n900.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 2013-2014 Aaro Koskinen <aaro.koskinen@iki.fi>
7 /dts-v1/;
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/leds/common.h>
12 #include <dt-bindings/media/video-interfaces.h>
15 * Default secure signed bootloader (Nokia X-Loader) does not enable L3 firewall
17 * blocks then kernel receive "Unhandled fault: external abort on non-linefetch"
18 * and crash. Until somebody fix omap-aes.c and omap_hwmod_3xxx_data.c code (no
34 compatible = "nokia,omap3-n900", "ti,omap3430", "ti,omap3";
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/linux/samples/pktgen/
H A Dparameters.sh2 # SPDX-License-Identifier: GPL-2.0
8 echo "Usage: $0 [-vx] -i ethX"
9 echo " -i : (\$DEV) output interface/device (required)"
10 echo " -s : (\$PKT_SIZE) packet size"
11 echo " -d : (\$DEST_IP) destination IP. CIDR (e.g. 198.18.0.0/15) is also allowed"
12 echo " -m : (\$DST_MAC) destination MAC-addr"
13 echo " -p : (\$DST_PORT) destination PORT range (e.g. 433-444) is also allowed"
14 echo " -k : (\$UDP_CSUM) enable UDP tx checksum"
15 echo " -t : (\$THREADS) threads to start"
16 echo " -f : (\$F_THREAD) index of first thread (zero indexed CPU number)"
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/linux/Documentation/networking/
H A Dpktgen.rst1 .. SPDX-License-Identifier: GPL-2.0
7 Enable CONFIG_NET_PKTGEN to compile and build pktgen either in-kernel
27 Tuning NIC for max performance
31 overload type of benchmarking, as this could hurt the normal use-case.
35 # ethtool -G ethX tx 1024
44 ring-buffers for various performance reasons, and packets stalling
49 and the cleanup interval is affected by the ethtool --coalesce setting
50 of parameter "rx-usecs".
54 # ethtool -C ethX rx-usecs 30
72 * add_device DEVICE@NAME -- adds a single device
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/linux/sound/soc/sof/intel/
H A Dhda-pcm.c1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
22 #include "../sof-audio.h"
27 #define SDnFMT_MULT(x) (((x) - 1) << 11)
28 #define SDnFMT_DIV(x) (((x) - 1) << 8)
42 static int hda_force_pause_support = -1;
45 "Pause support: -1: Use default, 0: Disable, 1: Enable (default -1)");
75 dev_warn(sdev->dev, "can't find div rate %d using 48kHz\n", in hda_dsp_get_mult_div()
95 dev_warn(sdev->dev, "can't find %d bits using 16bit\n", in hda_dsp_get_bits()
106 struct hdac_stream *hstream = substream->runtime->private_data; in hda_dsp_pcm_hw_params()
108 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; in hda_dsp_pcm_hw_params()
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/linux/drivers/net/ethernet/broadcom/
H A Dbcm63xx_enet.h1 /* SPDX-License-Identifier: GPL-2.0 */
19 /* maximum burst len for dma (4 bytes unit) */
24 * must be low enough so that a DMA transfer of above burst length can
29 * hardware maximum rx/tx packet size including FCS, max mtu is
30 * actually 2047, but if we set max rx size register to 2047 we won't
31 * get overflow information if packet size is 2048 or above
208 /* allocated size (in bytes) for rx & tx dma ring */
233 /* size of allocated rx buffers */
239 /* size of allocated rx frag */
259 /* maximum dma burst size */
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/linux/net/core/
H A Dpktgen.c1 // SPDX-License-Identifier: GPL-2.0-or-later
23 * MAC address typo fixed. 010417 --ro
24 * Integrated. 020301 --DaveM
25 * Added multiskb option 020301 -
248 u64 size; global() member
423 unsigned int burst; /* number of duplicated packets to burst */ global() member
518 size_t max; pgctrl_write() local
846 size_t i = 0, max; get_imix_entries() local
854 unsigned long size; get_imix_entries() local
908 size_t i = 0, max; get_labels() local
982 size_t i, max; pktgen_if_write() local
1917 size_t i, max; pktgen_thread_write() local
2891 unsigned int size; pktgen_alloc_skb() local
3501 unsigned int burst = 1; pktgen_xmit() local
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/linux/drivers/memory/
H A Domap-gpmc.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2005-2006 Nokia Corporation
10 * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
33 #include <linux/omap-gpmc.h>
37 #include <linux/platform_data/mtd-nand-omap2.h>
39 #define DEVICE_NAME "omap-gpmc"
100 * As GPMC minimum partition size is 16MB we can only start from
147 /** CLKACTIVATIONTIME Max Ticks */
150 /** ATTACHEDDEVICEPAGELENGTH Max Value */
155 /** WAITMONITORINGTIME Max Ticks */
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/linux/drivers/media/dvb-frontends/
H A Dcx24116.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
5 Copyright (C) 2006-2008 Steven Toth <stoth@hauppauge.com>
6 Copyright (C) 2006-2007 Georg Acher
7 Copyright (C) 2007-2008 Darron Broad
45 #define CX24116_DEFAULT_FIRMWARE "dvb-fe-cx24116.fw"
74 /* Select DVB-S demodulator, else DVB-S2 */
81 /* arg buffer size */
115 /* DiSEqC burst */
119 /* DiSEqC tone burst */
[all …]
/linux/drivers/usb/host/
H A Dxhci-mtk.h1 /* SPDX-License-Identifier: GPL-2.0 */
21 /* support at most 64 ep, use 32 size hash table */
31 #define XHCI_MTK_BW_INDEX(x) ((x) & (XHCI_MTK_MAX_ESIT - 1))
41 * @in_ss_cnt: the count of Start-Split for IN eps
68 * @esit: unit is 125us, equal to 2 << Interval field in ep-context
78 * @maxpkt: max packet size of endpoint
90 * @burst_mode: burst mode for scheduling. 0: normal burst mode,
91 * distribute the bMaxBurst+1 packets for a single burst
92 * according to @pkts and @repeat, repeate the burst multiple
180 return dev_get_drvdata(hcd->self.controller); in hcd_to_mtk()
/linux/arch/arm64/boot/dts/xilinx/
H A Dzynqmp-zc1232-revA.dts1 // SPDX-License-Identifier: GPL-2.0+
5 * (C) Copyright 2017 - 2021, Xilinx, Inc.
10 /dts-v1/;
13 #include "zynqmp-clk-ccf.dtsi"
17 compatible = "xlnx,zynqmp-zc1232-revA", "xlnx,zynqmp-zc1232", "xlnx,zynqmp";
27 stdout-path = "serial0:115200n8";
43 compatible = "m25p80", "jedec,spi-nor"; /* 32MB */
44 #address-cells = <1>;
45 #size-cells = <1>;
47 spi-tx-bus-width = <4>;
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/linux/drivers/char/tpm/
H A Dtpm_tis_i2c_cr50.c1 // SPDX-License-Identifier: GPL-2.0
10 * - Use an interrupt for transaction status instead of hardcoded delays.
11 * - Must use write+wait+read read protocol.
12 * - All 4 bytes of status register must be read/written at once.
13 * - Burst count max is 63 bytes, and burst count behaves slightly differently
15 * - When reading from FIFO the full burstcnt must be read instead of just
37 #define TPM_CR50_I2C_MAX_RETRIES 3 /* Max retries due to I2C errors */
39 #define TPM_CR50_I2C_RETRY_DELAY_HI 65 /* Max usecs between retries on I2C */
48 * struct tpm_i2c_cr50_priv_data - Driver private data.
63 * tpm_cr50_i2c_int_handler() - cr50 interrupt handler.
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/linux/drivers/usb/cdns3/
H A Dcdnsp-debug.h1 /* SPDX-License-Identifier: GPL-2.0 */
61 return "Stopped - Length Invalid"; in cdnsp_trb_comp_code_string()
63 return "Stopped - Short Packet"; in cdnsp_trb_comp_code_string()
65 return "Max Exit Latency Too Large Error"; in cdnsp_trb_comp_code_string()
97 return "No-Op"; in cdnsp_trb_type_string()
119 return "No-Op Command"; in cdnsp_trb_type_string()
177 static inline const char *cdnsp_decode_trb(char *str, size_t size, u32 field0, in cdnsp_decode_trb() argument
180 int ep_id = TRB_TO_EP_INDEX(field3) - 1; in cdnsp_decode_trb()
190 ret = scnprintf(str, size, in cdnsp_decode_trb()
203 ret = scnprintf(str, size, in cdnsp_decode_trb()
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