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/linux-6.12.1/Documentation/devicetree/bindings/dma/
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 {
[all …]
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.
[all …]
Dsnps,dw-axi-dmac.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/dma/snps,dw-axi-dmac.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
16 - $ref: dma-controller.yaml#
21 - snps,axi-dma-1.01a
22 - intel,kmb-axi-dma
23 - starfive,jh7110-axi-dma
24 - starfive,jh8100-axi-dma
[all …]
Dsnps,dma-spear1340.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/dma/snps,dma-spear1340.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Viresh Kumar <vireshk@kernel.org>
11 - Andy Shevchenko <andriy.shevchenko@linux.intel.com>
14 - $ref: dma-controller.yaml#
19 - const: snps,dma-spear1340
20 - items:
21 - enum:
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/usb/
Dsnps,dwc3.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Felipe Balbi <balbi@kernel.org>
14 be presented as a standalone DT node with an optional vendor-specific
18 - $ref: usb-drd.yaml#
19 - if:
25 - dr_mode
29 $ref: usb-xhci.yaml#
35 - const: snps,dwc3
[all …]
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":
45 itc-setting:
[all …]
/linux-6.12.1/drivers/net/ethernet/mscc/
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()
[all …]
/linux-6.12.1/include/uapi/linux/netfilter/
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
[all …]
/linux-6.12.1/tools/testing/selftests/drivers/net/mlxsw/
Ddevlink_trap_policer.sh2 # SPDX-License-Identifier: GPL-2.0
4 # Test devlink-trap policer functionality over mlxsw.
6 # +---------------------------------+
12 # +----|----------------------------+
14 # +----|----------------------------------------------------------------------+
22 # +----|----------------------------------------------------------------------+
24 # +----|----------------------------+
30 # +---------------------------------+
50 ip -4 route add default vrf v$h1 nexthop via 192.0.2.2
55 ip -4 route del default vrf v$h1 nexthop via 192.0.2.2
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/net/
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.
[all …]
Dsnps,dwmac.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Alexandre Torgue <alexandre.torgue@foss.st.com>
11 - Giuseppe Cavallaro <peppe.cavallaro@st.com>
12 - Jose Abreu <joabreu@synopsys.com>
23 - snps,dwmac
24 - snps,dwmac-3.40a
25 - snps,dwmac-3.50a
26 - snps,dwmac-3.610
[all …]
Dqca,qca7000.txt3 The QCA7000 is a serial-to-powerline bridge with a host interface which could
13 - compatible : Should be "qca,qca7000"
14 - reg : Should specify the SPI chip select
15 - interrupts : The first cell should specify the index of the source
18 - spi-cpha : Must be set
19 - spi-cpol : Must be set
22 - spi-max-frequency : Maximum frequency of the SPI bus the chip can operate at.
26 - qca,legacy-mode : Set the SPI data transfer of the QCA7000 to legacy mode.
28 between each data word. In burst mode these gaps aren't
31 property is missing the driver defaults to burst mode.
[all …]
/linux-6.12.1/net/netfilter/
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
50 MODULE_DESCRIPTION("Xtables: per hash-bucket rate-limit match");
90 /* static / read-only parts in the beginning */
109 int64_t burst; member
144 to->mode = cfg->mode; in cfg_copy()
145 to->avg = cfg->avg; in cfg_copy()
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/arm/
Darm,coresight-tmc.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/arm/arm,coresight-tmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Mathieu Poirier <mathieu.poirier@linaro.org>
11 - Mike Leach <mike.leach@linaro.org>
12 - Leo Yan <leo.yan@linaro.org>
13 - Suzuki K Poulose <suzuki.poulose@arm.com>
32 const: arm,coresight-tmc
34 - compatible
[all …]
/linux-6.12.1/drivers/staging/media/atomisp/pci/hive_isp_css_include/host/
Ddma_public.h1 /* SPDX-License-Identifier: GPL-2.0 */
46 /*! Set maximum burst size of DMA[ID]
49 \param conn[in] Connection to set max burst size for
50 \param max_burst_size[in] Maximum burst size in words
/linux-6.12.1/drivers/net/ethernet/marvell/octeontx2/nic/
Dcn10k.c1 // SPDX-License-Identifier: GPL-2.0
33 if (!test_bit(CN10K_LMTST, &pfvf->hw.cap_flag)) { in cn10k_lmtst_init()
34 pfvf->hw_ops = &otx2_hw_ops; in cn10k_lmtst_init()
38 pfvf->hw_ops = &cn10k_hw_ops; in cn10k_lmtst_init()
39 /* Total LMTLINES = num_online_cpus() * 32 (For Burst flush).*/ in cn10k_lmtst_init()
40 pfvf->tot_lmt_lines = (num_online_cpus() * LMT_BURST_SIZE); in cn10k_lmtst_init()
41 pfvf->hw.lmt_info = alloc_percpu(struct otx2_lmt_info); in cn10k_lmtst_init()
43 mutex_lock(&pfvf->mbox.lock); in cn10k_lmtst_init()
44 req = otx2_mbox_alloc_msg_lmtst_tbl_setup(&pfvf->mbox); in cn10k_lmtst_init()
46 mutex_unlock(&pfvf->mbox.lock); in cn10k_lmtst_init()
[all …]
/linux-6.12.1/arch/arm/boot/dts/nxp/imx/
Dimx6qdl.dtsi1 // SPDX-License-Identifier: GPL-2.0+
6 #include <dt-bindings/clock/imx6qdl-clock.h>
7 #include <dt-bindings/input/input.h>
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 #address-cells = <1>;
12 #size-cells = <1>;
15 * pre-existing /chosen node to be available to insert the
58 compatible = "fixed-clock";
59 #clock-cells = <0>;
60 clock-frequency = <32768>;
[all …]
Dimx6sl.dtsi1 // SPDX-License-Identifier: GPL-2.0
5 #include <dt-bindings/interrupt-controller/irq.h>
6 #include "imx6sl-pinfunc.h"
7 #include <dt-bindings/clock/imx6sl-clock.h>
10 #address-cells = <1>;
11 #size-cells = <1>;
14 * pre-existing /chosen node to be available to insert the
50 #address-cells = <1>;
51 #size-cells = <0>;
54 compatible = "arm,cortex-a9";
[all …]
Dimx6sx.dtsi1 // SPDX-License-Identifier: GPL-2.0
5 #include <dt-bindings/clock/imx6sx-clock.h>
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/input/input.h>
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
9 #include "imx6sx-pinfunc.h"
12 #address-cells = <1>;
13 #size-cells = <1>;
16 * pre-existing /chosen node to be available to insert the
60 #address-cells = <1>;
[all …]
/linux-6.12.1/arch/arm/boot/dts/ti/omap/
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";
[all …]
/linux-6.12.1/samples/pktgen/
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)"
[all …]
/linux-6.12.1/Documentation/networking/
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
[all …]
/linux-6.12.1/drivers/net/ethernet/broadcom/
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 */
[all …]
/linux-6.12.1/drivers/misc/
Ddw-xdata-pcie.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/pci-epf.h>
20 #define DW_XDATA_DRIVER_NAME "dw-xdata-pcie"
66 size_t max_wr_len; /* max wr xfer len */
67 size_t max_rd_len; /* max rd xfer len */
75 return dw->rg_region.vaddr; in __dw_regs()
80 u32 burst; in dw_xdata_stop() local
82 mutex_lock(&dw->mutex); in dw_xdata_stop()
84 burst = readl(&(__dw_regs(dw)->burst_cnt)); in dw_xdata_stop()
86 if (burst & BURST_REPEAT) { in dw_xdata_stop()
[all …]
/linux-6.12.1/drivers/usb/host/
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()

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