| /Linux-v6.1/Documentation/ABI/testing/ |
| D | sysfs-driver-xdata | 1 What: /sys/class/misc/drivers/dw-xdata-pcie.<device>/write
5 Description: Allows the user to enable the PCIe traffic generator which
6 will create write TLPs frames - from the Root Complex to the
7 Endpoint direction or to disable the PCIe traffic generator
13 echo 1 > /sys/class/misc/dw-xdata-pcie.<device>/write
15 echo 0 > /sys/class/misc/dw-xdata-pcie.<device>/write
17 The user can read the current PCIe link throughput generated
21 cat /sys/class/misc/dw-xdata-pcie.<device>/write
26 What: /sys/class/misc/dw-xdata-pcie.<device>/read
30 Description: Allows the user to enable the PCIe traffic generator which
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| /Linux-v6.1/Documentation/devicetree/bindings/pci/ |
| D | axis,artpec6-pcie.txt | 1 * Axis ARTPEC-6 PCIe interface
3 This PCIe host controller is based on the Synopsys DesignWare PCIe IP
4 and thus inherits all the common properties defined in snps,dw-pcie.yaml.
7 - compatible: "axis,artpec6-pcie", "snps,dw-pcie" for ARTPEC-6 in RC mode;
8 "axis,artpec6-pcie-ep", "snps,dw-pcie" for ARTPEC-6 in EP mode;
9 "axis,artpec7-pcie", "snps,dw-pcie" for ARTPEC-7 in RC mode;
10 "axis,artpec7-pcie-ep", "snps,dw-pcie" for ARTPEC-7 in EP mode;
11 - reg: base addresses and lengths of the PCIe controller (DBI),
13 - reg-names: Must include the following entries:
14 - "dbi"
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| D | amlogic,meson-pcie.txt | 1 Amlogic Meson AXG DWC PCIE SoC controller
3 Amlogic Meson PCIe host controller is based on the Synopsys DesignWare PCI core.
4 It shares common functions with the PCIe DesignWare core driver and
6 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
11 - compatible:
13 - "amlogic,axg-pcie" for AXG SoC Family
14 - "amlogic,g12a-pcie" for G12A SoC Family
16 - reg:
18 - reg-names: Must be
19 - "elbi" External local bus interface registers
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| D | intel-gw-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/intel-gw-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: PCIe RC controller on Intel Gateway SoCs
10 - Rahul Tanwar <rtanwar@maxlinear.com>
16 const: intel,lgm-pcie
18 - compatible
21 - $ref: /schemas/pci/snps,dw-pcie.yaml#
26 - const: intel,lgm-pcie
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| D | snps,dw-pcie-ep.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/pci/snps,dw-pcie-ep.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Synopsys DesignWare PCIe endpoint interface
10 - Jingoo Han <jingoohan1@gmail.com>
11 - Gustavo Pimentel <gustavo.pimentel@synopsys.com>
14 Synopsys DesignWare PCIe host controller endpoint
17 - $ref: /schemas/pci/pci-ep.yaml#
22 - {}
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| D | snps,dw-pcie.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/pci/snps,dw-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Synopsys DesignWare PCIe interface
10 - Jingoo Han <jingoohan1@gmail.com>
11 - Gustavo Pimentel <gustavo.pimentel@synopsys.com>
14 Synopsys DesignWare PCIe host controller
17 - $ref: /schemas/pci/pci-bus.yaml#
22 - {}
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| D | pci-armada8k.txt | 1 * Marvell Armada 7K/8K PCIe interface
3 This PCIe host controller is based on the Synopsys DesignWare PCIe IP
4 and thus inherits all the common properties defined in snps,dw-pcie.yaml.
7 - compatible: "marvell,armada8k-pcie"
8 - reg: must contain two register regions
9 - the control register region
10 - the config space region
11 - reg-names:
12 - "ctrl" for the control register region
13 - "config" for the config space region
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| D | socionext,uniphier-pcie-ep.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie-ep.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Socionext UniPhier PCIe endpoint controller
10 UniPhier PCIe endpoint controller is based on the Synopsys DesignWare
11 PCI core. It shares common features with the PCIe DesignWare core and
13 Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml.
16 - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
19 - $ref: /schemas/pci/snps,dw-pcie-ep.yaml#
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| D | samsung,exynos-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/samsung,exynos-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung SoC series PCIe Host Controller
10 - Marek Szyprowski <m.szyprowski@samsung.com>
11 - Jaehoon Chung <jh80.chung@samsung.com>
14 Exynos5433 SoC PCIe host controller is based on the Synopsys DesignWare
15 PCIe IP and thus inherits all the common properties defined in
16 snps,dw-pcie.yaml.
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| D | socionext,uniphier-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Socionext UniPhier PCIe host controller
10 UniPhier PCIe host controller is based on the Synopsys DesignWare
11 PCI core. It shares common features with the PCIe DesignWare core and
13 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
16 - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
19 - $ref: /schemas/pci/snps,dw-pcie.yaml#
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| D | sifive,fu740-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/sifive,fu740-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: SiFive FU740 PCIe host controller
10 SiFive FU740 PCIe host controller is based on the Synopsys DesignWare
11 PCI core. It shares common features with the PCIe DesignWare core and
13 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
16 - Paul Walmsley <paul.walmsley@sifive.com>
17 - Greentime Hu <greentime.hu@sifive.com>
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| D | ti-pci.txt | 3 PCIe DesignWare Controller
4 - compatible: Should be "ti,dra7-pcie" for RC (deprecated)
5 Should be "ti,dra7-pcie-ep" for EP (deprecated)
6 Should be "ti,dra746-pcie-rc" for dra74x/dra76 in RC mode
7 Should be "ti,dra746-pcie-ep" for dra74x/dra76 in EP mode
8 Should be "ti,dra726-pcie-rc" for dra72x in RC mode
9 Should be "ti,dra726-pcie-ep" for dra72x in EP mode
10 - phys : list of PHY specifiers (used by generic PHY framework)
11 - phy-names : must be "pcie-phy0", "pcie-phy1", "pcie-phyN".. based on the
13 - ti,hwmods : Name of the hwmod associated to the pcie, "pcie<X>",
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| D | hisilicon,kirin-pcie.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/pci/hisilicon,kirin-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: HiSilicon Kirin SoCs PCIe host DT description
10 - Xiaowei Song <songxiaowei@hisilicon.com>
11 - Binghui Wang <wangbinghui@hisilicon.com>
14 Kirin PCIe host controller is based on the Synopsys DesignWare PCI core.
15 It shares common functions with the PCIe DesignWare core driver and
17 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
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| D | fsl,imx6q-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Freescale i.MX6 PCIe host controller
10 - Lucas Stach <l.stach@pengutronix.de>
11 - Richard Zhu <hongxing.zhu@nxp.com>
14 This PCIe host controller is based on the Synopsys DesignWare PCIe IP
15 and thus inherits all the common properties defined in snps,dw-pcie.yaml.
18 - $ref: /schemas/pci/snps,dw-pcie.yaml#
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| D | spear13xx-pcie.txt | 1 SPEAr13XX PCIe DT detail:
4 SPEAr13XX uses the Synopsys DesignWare PCIe controller and ST MiPHY as PHY
8 - compatible : should be "st,spear1340-pcie", "snps,dw-pcie".
9 - phys : phandle to PHY node associated with PCIe controller
10 - phy-names : must be "pcie-phy"
11 - All other definitions as per generic PCI bindings
14 - st,pcie-is-gen1 indicates that forced gen1 initialization is needed.
|
| /Linux-v6.1/Documentation/misc-devices/ |
| D | dw-xdata-pcie.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Driver for Synopsys DesignWare PCIe traffic generator (also known as xData)
8 Synopsys DesignWare PCIe prototype solution
17 -----------
19 This driver should be used as a host-side (Root Complex) driver and Synopsys
22 The dw-xdata-pcie driver can be used to enable/disable PCIe traffic
24 PCIe link performance analysis.
31 -------
33 Write TLPs traffic generation - Root Complex to Endpoint direction
38 # echo 1 > /sys/class/misc/dw-xdata-pcie.0/write
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| /Linux-v6.1/Documentation/trace/ |
| D | hisi-ptt.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 HiSilicon PCIe Tune and Trace device
10 HiSilicon PCIe tune and trace device (PTT) is a PCIe Root Complex
12 to dynamically monitor and tune the PCIe link's events (tune),
15 PCIe link's performance.
17 On Kunpeng 930 SoC, the PCIe Root Complex is composed of several
18 PCIe cores. Each PCIe core includes several Root Ports and a PTT
20 tracing the links of the PCIe core.
23 +--------------Core 0-------+
25 | | [Root Port]---[Endpoint]
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| /Linux-v6.1/drivers/pci/controller/ |
| D | pcie-altera.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright Altera Corporation (C) 2013-2015. All rights reserved
6 * Description: Altera PCIe host controller driver
45 #define S10_RP_CFG_ADDR(pcie, reg) \ argument
46 (((pcie)->hip_base) + (reg) + (1 << 20))
47 #define S10_RP_SECONDARY(pcie) \ argument
48 readb(S10_RP_CFG_ADDR(pcie, PCI_SECONDARY_BUS))
60 #define TLP_CFG_DW0(pcie, cfg) \ argument
63 #define TLP_CFG_DW1(pcie, tag, be) \ argument
64 (((TLP_REQ_ID(pcie->root_bus_nr, RP_DEVFN)) << 16) | (tag << 8) | (be))
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| /Linux-v6.1/drivers/dma/dw-edma/ |
| D | Makefile | 1 # SPDX-License-Identifier: GPL-2.0
3 obj-$(CONFIG_DW_EDMA) += dw-edma.o
4 dw-edma-$(CONFIG_DEBUG_FS) := dw-edma-v0-debugfs.o
5 dw-edma-objs := dw-edma-core.o \
6 dw-edma-v0-core.o $(dw-edma-y)
7 obj-$(CONFIG_DW_EDMA_PCIE) += dw-edma-pcie.o
|
| D | dw-edma-core.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2018-2019 Synopsys, Inc. and/or its affiliates.
17 #include <linux/dma-mapping.h>
19 #include "dw-edma-core.h"
20 #include "dw-edma-v0-core.h"
22 #include "../virt-dma.h"
27 return &dchan->dev->device; in dchan2dev()
33 return &chan->vc.chan.dev->device; in chan2dev()
50 INIT_LIST_HEAD(&burst->list); in dw_edma_alloc_burst()
51 if (chunk->burst) { in dw_edma_alloc_burst()
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| /Linux-v6.1/drivers/pci/controller/dwc/ |
| D | pcie-designware-plat.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * PCIe RC driver for Synopsys DesignWare Core
5 * Copyright (C) 2015-2016 Synopsys, Inc. (www.synopsys.com)
21 #include "pcie-designware.h"
58 dev_err(pci->dev, "UNKNOWN IRQ type\n"); in dw_plat_pcie_ep_raise_irq()
85 struct dw_pcie *pci = dw_plat_pcie->pci; in dw_plat_add_pcie_port()
86 struct dw_pcie_rp *pp = &pci->pp; in dw_plat_add_pcie_port()
87 struct device *dev = &pdev->dev; in dw_plat_add_pcie_port()
90 pp->irq = platform_get_irq(pdev, 1); in dw_plat_add_pcie_port()
91 if (pp->irq < 0) in dw_plat_add_pcie_port()
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| /Linux-v6.1/drivers/misc/ |
| D | dw-xdata-pcie.c | 1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/pci-epf.h>
20 #define DW_XDATA_DRIVER_NAME "dw-xdata-pcie"
73 static inline struct dw_xdata_regs __iomem *__dw_regs(struct dw_xdata *dw) in __dw_regs() argument
75 return dw->rg_region.vaddr; in __dw_regs()
78 static void dw_xdata_stop(struct dw_xdata *dw) in dw_xdata_stop() argument
82 mutex_lock(&dw->mutex); in dw_xdata_stop()
84 burst = readl(&(__dw_regs(dw)->burst_cnt)); in dw_xdata_stop()
88 writel(burst, &(__dw_regs(dw)->burst_cnt)); in dw_xdata_stop()
91 mutex_unlock(&dw->mutex); in dw_xdata_stop()
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| /Linux-v6.1/Documentation/admin-guide/perf/ |
| D | hisi-pcie-pmu.rst | 2 HiSilicon PCIe Performance Monitoring Unit (PMU)
5 On Hip09, HiSilicon PCIe Performance Monitoring Unit (PMU) could monitor
6 bandwidth, latency, bus utilization and buffer occupancy data of PCIe.
8 Each PCIe Core has a PMU to monitor multi Root Ports of this PCIe Core and
12 HiSilicon PCIe PMU driver
15 The PCIe PMU driver registers a perf PMU with the name of its sicl-id and PCIe
38 ------------------------------------------
40 $# perf stat -e hisi_pcie0_0/rx_mwr_latency/
41 $# perf stat -e hisi_pcie0_0/rx_mwr_cnt/
42 $# perf stat -g -e hisi_pcie0_0/rx_mwr_latency/ -e hisi_pcie0_0/rx_mwr_cnt/
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| /Linux-v6.1/arch/arm/boot/dts/ |
| D | spear1310.dtsi | 1 // SPDX-License-Identifier: GPL-2.0-or-later
15 compatible = "st,spear-spics-gpio";
17 st-spics,peripcfg-reg = <0x3b0>;
18 st-spics,sw-enable-bit = <12>;
19 st-spics,cs-value-bit = <11>;
20 st-spics,cs-enable-mask = <3>;
21 st-spics,cs-enable-shift = <8>;
22 gpio-controller;
23 #gpio-cells = <2>;
27 compatible = "st,spear1310-miphy";
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| /Linux-v6.1/arch/arm64/boot/dts/marvell/ |
| D | armada-cp11x.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/interrupt-controller/mvebu-icu.h>
9 #include <dt-bindings/thermal/thermal.h>
11 #include "armada-common.dtsi"
27 thermal-zones {
28 CP11X_LABEL(thermal_ic): CP11X_NODE_NAME(thermal-ic) {
29 polling-delay-passive = <0>; /* Interrupt driven */
30 polling-delay = <0>; /* Interrupt driven */
32 thermal-sensors = <&CP11X_LABEL(thermal) 0>;
42 cooling-maps { };
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