| /Linux-v6.1/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/ |
| D | base.c | 25 #include "aux.h"
26 #include "bus.h"
40 list_for_each_entry(pad, &i2c->pad, head) { in nvkm_i2c_pad_find()
41 if (pad->id == id) in nvkm_i2c_pad_find()
51 struct nvkm_bios *bios = i2c->subdev.device->bios; in nvkm_i2c_bus_find()
52 struct nvkm_i2c_bus *bus; in nvkm_i2c_bus_find() local
68 list_for_each_entry(bus, &i2c->bus, head) { in nvkm_i2c_bus_find()
69 if (bus->id == id) in nvkm_i2c_bus_find()
70 return bus; in nvkm_i2c_bus_find()
79 struct nvkm_i2c_aux *aux; in nvkm_i2c_aux_find() local
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| D | anx9805.c | 27 #include "aux.h"
28 #include "bus.h"
32 struct nvkm_i2c_bus *bus; member
45 struct anx9805_bus *bus = anx9805_bus(base); in anx9805_bus_xfer() local
46 struct anx9805_pad *pad = bus->pad; in anx9805_bus_xfer()
47 struct i2c_adapter *adap = &pad->bus->i2c; in anx9805_bus_xfer()
49 int ret = -ETIMEDOUT; in anx9805_bus_xfer()
53 tmp = nvkm_rdi2cr(adap, pad->addr, 0x07) & ~0x10; in anx9805_bus_xfer()
54 nvkm_wri2cr(adap, pad->addr, 0x07, tmp | 0x10); in anx9805_bus_xfer()
55 nvkm_wri2cr(adap, pad->addr, 0x07, tmp); in anx9805_bus_xfer()
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| /Linux-v6.1/drivers/gpu/drm/display/ |
| D | drm_dp_aux_bus.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * The DP AUX bus is used for devices that are connected over a DisplayPort
6 * AUX bus. The device on the far side of the bus is referred to as an
9 * There is only one device connected to the DP AUX bus: an eDP panel.
11 * platform devices, putting them under the DP AUX bus allows the panel driver
12 * to perform transactions on that bus.
27 int (*done_probing)(struct drm_dp_aux *aux);
31 * dp_aux_ep_match() - The match function for the dp_aux_bus.
41 return !!of_match_device(drv->of_match_table, dev); in dp_aux_ep_match()
45 * dp_aux_ep_probe() - The probe function for the dp_aux_bus.
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| D | drm_dp_dual_mode_helper.c | 40 * Adaptor registers (if any) and the sink DDC bus may be accessed via I2C.
43 * Adaptor registers and sink DDC bus can be accessed either via I2C or
44 * I2C-over-AUX. Source devices may choose to implement either of these
51 * drm_dp_dual_mode_read - Read from the DP dual mode adaptor register(s)
52 * @adapter: I2C adapter for the DDC bus
69 * As sub-addressing is not supported by all adaptors, in drm_dp_dual_mode_read()
94 return -ENOMEM; in drm_dp_dual_mode_read()
108 return -EPROTO; in drm_dp_dual_mode_read()
115 * drm_dp_dual_mode_write - Write to the DP dual mode adaptor register(s)
116 * @adapter: I2C adapter for the DDC bus
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| /Linux-v6.1/Documentation/devicetree/bindings/display/ |
| D | dp-aux-bus.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/dp-aux-bus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: DisplayPort AUX bus
10 - Douglas Anderson <dianders@chromium.org>
14 are hooked up to them. This is the DP AUX bus. Over the DP AUX bus
16 particular, DP sinks support DDC over DP AUX which allows tunneling
17 a standard I2C DDC connection over the AUX channel.
20 of the DP controller under the "aux-bus" node.
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| /Linux-v6.1/include/drm/display/ |
| D | drm_dp_aux_bus.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 * The DP AUX bus is used for devices that are connected over a DisplayPort
6 * AUX bus. The devices on the far side of the bus are referred to as
17 * struct dp_aux_ep_device - Main dev structure for DP AUX endpoints
19 * This is used to instantiate devices that are connected via a DP AUX
20 * bus. Usually the device is a panel, but conceivable other devices could
26 /** @aux: Pointer to the aux bus */
27 struct drm_dp_aux *aux; member
47 int of_dp_aux_populate_bus(struct drm_dp_aux *aux,
48 int (*done_probing)(struct drm_dp_aux *aux));
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| /Linux-v6.1/Documentation/devicetree/bindings/display/tegra/ |
| D | nvidia,tegra124-dpaux.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/tegra/nvidia,tegra124-dpaux.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra DisplayPort AUX Interface
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
18 When configured for DisplayPort AUX operation, the DPAUX controller
20 AUX channel.
24 pattern: "^dpaux@[0-9a-f]+$"
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| /Linux-v6.1/drivers/gpu/drm/bridge/ |
| D | parade-ps8640.c | 1 // SPDX-License-Identifier: GPL-2.0-only
99 struct drm_dp_aux aux; member
151 static inline struct ps8640 *aux_to_ps8640(struct drm_dp_aux *aux) in aux_to_ps8640() argument
153 return container_of(aux, struct ps8640, aux); in aux_to_ps8640()
158 struct device_node *bus, *panel; in ps8640_of_panel_on_aux_bus() local
160 bus = of_get_child_by_name(dev->of_node, "aux-bus"); in ps8640_of_panel_on_aux_bus()
161 if (!bus) in ps8640_of_panel_on_aux_bus()
164 panel = of_get_child_by_name(bus, "panel"); in ps8640_of_panel_on_aux_bus()
165 of_node_put(bus); in ps8640_of_panel_on_aux_bus()
175 struct regmap *map = ps_bridge->regmap[PAGE2_TOP_CNTL]; in _ps8640_wait_hpd_asserted()
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| D | ti-sn65dsi86.c | 1 // SPDX-License-Identifier: GPL-2.0
134 * struct ti_sn65dsi86 - Platform data for ti-sn65dsi86 driver.
135 * @bridge_aux: AUX-bus sub device for MIPI-to-eDP bridge functionality.
136 * @gpio_aux: AUX-bus sub device for GPIO controller functionality.
137 * @aux_aux: AUX-bus sub device for eDP AUX channel functionality.
138 * @pwm_aux: AUX-bus sub device for PWM controller functionality.
142 * @aux: Our aux channel.
153 * @ln_polrs: Value for the 4-bit LN_POLRS field of SN_ENH_FRAME_REG.
154 * @comms_enabled: If true then communication over the aux channel is enabled.
159 * serves double-duty of keeping track of the direction and
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| /Linux-v6.1/Documentation/devicetree/bindings/display/panel/ |
| D | panel-edp.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/panel-edp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Probeable (via DP AUX / EDID) eDP Panels with simple poweron sequences
10 - Douglas Anderson <dianders@chromium.org>
14 to a Embedded DisplayPort AUX bus (see display/dp-aux-bus.yaml) without
17 board, either for second-sourcing purposes or to support multiple SKUs
21 represented under the DP AUX bus. This means that we can use any
22 information provided by the DP AUX bus (including the EDID) to identify
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| /Linux-v6.1/Documentation/devicetree/bindings/pci/ |
| D | qcom,pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bjorn Andersson <bjorn.andersson@linaro.org>
11 - Stanimir Varbanov <svarbanov@mm-sol.com>
20 - qcom,pcie-ipq8064
21 - qcom,pcie-ipq8064-v2
22 - qcom,pcie-apq8064
23 - qcom,pcie-apq8084
24 - qcom,pcie-msm8996
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| D | hisilicon-histb-pcie.txt | 6 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
11 - compatible: Should be one of the following strings:
12 "hisilicon,hi3798cv200-pcie"
13 - reg: Should contain sysctl, rc_dbi, config registers location and length.
14 - reg-names: Must include the following entries:
16 "rc-dbi": configuration space of PCIe controller;
18 - bus-range: PCI bus numbers covered.
19 - interrupts: MSI interrupt.
20 - interrupt-names: Must include "msi" entries.
21 - clocks: List of phandle and clock specifier pairs as listed in clock-names
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| D | rockchip-dw-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/rockchip-dw-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Shawn Lin <shawn.lin@rock-chips.com>
11 - Simon Xue <xxm@rock-chips.com>
12 - Heiko Stuebner <heiko@sntech.de>
17 designware-pcie.txt.
20 - $ref: /schemas/pci/pci-bus.yaml#
25 - const: rockchip,rk3568-pcie
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| D | toshiba,visconti-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/toshiba,visconti-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
16 - $ref: /schemas/pci/snps,dw-pcie.yaml#
20 const: toshiba,visconti-pcie
24 - description: Data Bus Interface (DBI) registers.
25 - description: PCIe configuration space region.
26 - description: Visconti specific additional registers.
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| /Linux-v6.1/Documentation/devicetree/bindings/display/msm/ |
| D | dp-controller.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/msm/dp-controller.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Kuogee Hsieh <quic_khsieh@quicinc.com>
19 - qcom,sc7180-dp
20 - qcom,sc7280-dp
21 - qcom,sc7280-edp
22 - qcom,sc8180x-dp
23 - qcom,sc8180x-edp
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| /Linux-v6.1/Documentation/devicetree/bindings/display/bridge/ |
| D | ps8640.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nicolas Boichat <drinkcat@chromium.org>
13 The PS8640 is a low power MIPI-to-eDP video format converter supporting
28 powerdown-gpios:
32 reset-gpios:
36 vdd12-supply:
39 vdd33-supply:
42 aux-bus:
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| D | analogix,anx7625.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
11 - Xin Ji <xji@analogixsemi.com>
14 The ANX7625 is an ultra-low power 4K Mobile HD Transmitter
20 - const: analogix,anx7625
29 enable-gpios:
33 reset-gpios:
37 vdd10-supply:
40 vdd18-supply:
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| D | ti,sn65dsi86.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sandeep Panda <spanda@codeaurora.org>
23 enable-gpios:
27 suspend-gpios:
31 no-hpd:
37 vccio-supply:
40 vpll-supply:
43 vcca-supply:
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| /Linux-v6.1/Documentation/devicetree/bindings/spi/ |
| D | brcm,bcm2835-aux-spi.txt | 8 - compatible: Should be "brcm,bcm2835-aux-spi".
9 - reg: Should contain register location and length for the spi block
10 - interrupts: Should contain shared interrupt of the aux block
11 - clocks: The clock feeding the SPI controller - needs to
15 - cs-gpios: the cs-gpios (native cs is NOT supported)
16 see also spi-bus.txt
21 compatible = "brcm,bcm2835-aux-spi";
25 #address-cells = <1>;
26 #size-cells = <0>;
27 cs-gpios = <&gpio 18>, <&gpio 17>, <&gpio 16>;
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| D | cdns,xspi.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2020-21 Cadence
4 ---
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
11 - Parshuram Thombare <pthombar@cadence.com>
16 read/write access to slaves such as SPI-NOR flash.
19 - $ref: "spi-controller.yaml#"
23 const: cdns,xspi-nor
27 - description: address and length of the controller register set
28 - description: address and length of the Slave DMA data port
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| /Linux-v6.1/drivers/gpu/drm/nouveau/include/nvkm/subdev/ |
| D | i2c.h | 1 /* SPDX-License-Identifier: MIT */
34 #define NVKM_I2C_BUS_PRI /* ccb primary comm. port */ -1
35 #define NVKM_I2C_BUS_SEC /* ccb secondary comm. port */ -2
79 struct list_head bus; member
80 struct list_head aux; member
109 return -EIO; in nvkm_rdi2cr()
125 return -EIO; in nv_rd16i2cr()
140 return -EIO; in nvkm_wri2cr()
155 return -EIO; in nv_wr16i2cr()
167 nvkm_rdaux(struct nvkm_i2c_aux *aux, u32 addr, u8 *data, u8 size) in nvkm_rdaux() argument
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| /Linux-v6.1/tools/perf/Documentation/ |
| D | perf-record.txt | 1 perf-record(1)
5 ----
6 perf-record - Run a command and record its profile into perf.data
9 --------
11 'perf record' [-e <EVENT> | --event=EVENT] [-a] <command>
12 'perf record' [-e <EVENT> | --event=EVENT] [-a] \-- <command> [<options>]
15 -----------
17 from it, into perf.data - without displaying anything.
23 -------
27 -e::
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| /Linux-v6.1/drivers/pci/controller/dwc/ |
| D | pcie-histb.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2016-2017 HiSilicon Co., Ltd. http://www.hisilicon.com
24 #include "pcie-designware.h"
26 #define to_histb_pcie(x) dev_get_drvdata((x)->dev)
69 return readl(histb_pcie->ctrl + reg); in histb_pcie_readl()
74 writel(val, histb_pcie->ctrl + reg); in histb_pcie_writel()
110 histb_pcie_dbi_r_mode(&pci->pp, true); in histb_pcie_read_dbi()
112 histb_pcie_dbi_r_mode(&pci->pp, false); in histb_pcie_read_dbi()
120 histb_pcie_dbi_w_mode(&pci->pp, true); in histb_pcie_write_dbi()
122 histb_pcie_dbi_w_mode(&pci->pp, false); in histb_pcie_write_dbi()
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| /Linux-v6.1/drivers/gpu/drm/bridge/analogix/ |
| D | anx7625.c | 1 // SPDX-License-Identifier: GPL-2.0-only
37 #include <media/v4l2-fwnode.h>
38 #include <sound/hdmi-codec.h>
52 struct device *dev = &client->dev; in i2c_access_workaround()
55 if (client == ctx->last_client) in i2c_access_workaround()
58 ctx->last_client = client; in i2c_access_workaround()
60 if (client == ctx->i2c.tcpc_client) in i2c_access_workaround()
62 else if (client == ctx->i2c.tx_p0_client) in i2c_access_workaround()
64 else if (client == ctx->i2c.tx_p1_client) in i2c_access_workaround()
66 else if (client == ctx->i2c.rx_p0_client) in i2c_access_workaround()
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| /Linux-v6.1/Documentation/devicetree/bindings/ |
| D | example-schema.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 # All the top-level keys are standard json-schema keywords except for
10 $id: http://devicetree.org/schemas/example-schema.yaml#
11 # $schema is the meta-schema this schema should be validated with.
12 $schema: http://devicetree.org/meta-schemas/core.yaml#
17 - Rob Herring <robh@kernel.org>
20 A more detailed multi-line description of the binding.
44 - items:
51 - enum:
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|
