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/linux/drivers/usb/chipidea/
H A Dotg.c1 // SPDX-License-Identifier: GPL-2.0
3 * otg.c - ChipIdea USB IP core OTG driver
25 * hw_read_otgsc - returns otgsc register bits value.
38 cable = &ci->platdata->vbus_extcon; in hw_read_otgsc()
39 if (!IS_ERR(cable->edev) || ci->role_switch) { in hw_read_otgsc()
40 if (cable->changed) in hw_read_otgsc()
45 if (cable->connected) in hw_read_otgsc()
50 if (cable->enabled) in hw_read_otgsc()
56 cable = &ci->platdata->id_extcon; in hw_read_otgsc()
57 if (!IS_ERR(cable->edev) || ci->role_switch) { in hw_read_otgsc()
[all …]
/linux/include/linux/usb/
H A Drole.h1 // SPDX-License-Identifier: GPL-2.0
17 enum usb_role role);
21 * struct usb_role_switch_desc - USB Role Switch Descriptor
22 * @fwnode: The device node to be associated with the role switch
26 * @set: Callback for setting the role
27 * @get: Callback for getting the role (optional)
28 * @allow_userspace_control: If true userspace may change the role through sysfs
29 * @driver_data: Private data pointer
33 * device controller behind the USB connector with the role switch. If
52 int usb_role_switch_set_role(struct usb_role_switch *sw, enum usb_role role);
[all …]
H A Dtcpm.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Copyright 2015-2017 Google, Inc
59 * struct tcpc_dev - Port configuration and callback functions
64 * and cc=Rp-def. This allows the tcpm to provide a fallback
65 * current-limit detection method for the cc=Rp-de
[all...]
/linux/drivers/usb/cdns3/
H A Dcore.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2018-2019 Cadence.
6 * Copyright (C) 2017-2018 NXP
14 #include <linux/dma-mapping.h>
24 #include "host-export.h"
29 static int cdns_role_start(struct cdns *cdns, enum usb_role role) in cdns_role_start() argument
33 if (WARN_ON(role > USB_ROLE_DEVICE)) in cdns_role_start()
36 mutex_lock(&cdns->mute in cdns_role_start()
57 enum usb_role role = cdns->role; cdns_role_stop() local
214 enum usb_role role = USB_ROLE_NONE; cdns_hw_role_state_machine() local
358 cdns_role_set(struct usb_role_switch * sw,enum usb_role role) cdns_role_set() argument
405 cdns_wakeup_irq(int irq,void * data) cdns_wakeup_irq() argument
[all...]
H A Dcore.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2017-2018 NXP
6 * Copyright (C) 2018-2019 Cadence.
15 #include <linux/usb/role.h>
20 * struct cdns_role_driver - host/gadget role driver
21 * @start: start this role
22 * @stop: stop this role
23 * @suspend: suspend callback for this role
24 * @resume: resume callback for this role
25 * @irq: irq handler for this role
[all …]
/linux/drivers/extcon/
H A Dextcon-usbc-cros-ec.c1 // SPDX-License-Identifier: GPL-2.0
7 #include <linux/extcon-provider.h>
28 unsigned int dr; /* data role */
29 bool pr; /* power role (true if VBUS enabled) */
49 * cros_ec_pd_command() - Send a command to the EC.
53 * @outdata: EC command output data
55 * @indata: EC command input data
71 msg = kzalloc(struct_size(msg, data, max(outsize, insize)), GFP_KERNEL); in cros_ec_pd_command()
73 return -ENOMEM; in cros_ec_pd_command()
75 msg->version = version; in cros_ec_pd_command()
[all …]
H A Dextcon-axp288.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * extcon-axp288.c - X-Power AXP288 PMIC extcon cable detection driver
5 * Copyright (c) 2017-2018 Hans de Goede <hdegoede@redhat.com>
19 #include <linux/extcon-provider.h>
22 #include <linux/usb/role.h>
26 #include <asm/intel-family.h>
137 ret = regmap_read(info->regmap, AXP288_PS_BOOT_REASON_REG, &val); in axp288_extcon_log_rsi()
139 dev_err(info->dev, "failed to read reset source indicator\n"); in axp288_extcon_log_rsi()
143 bits = val & GENMASK(ARRAY_SIZE(axp288_pwr_up_down_info) - 1, 0); in axp288_extcon_log_rsi()
145 dev_dbg(info->dev, "%s\n", axp288_pwr_up_down_info[i]); in axp288_extcon_log_rsi()
[all …]
/linux/drivers/usb/roles/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
4 tristate "USB Role Switch Support"
6 USB Role Switch is a device that can select the USB role - host or
7 device - for a USB port (connector). In most cases dual-role capable
9 multiplexer/demultiplexer switch is used to route the data lines on
19 tristate "Intel XHCI USB Role Switch"
22 Driver for the internal USB role switch for switching the USB data
27 be called intel-xhci-usb-role-switch.
/linux/Documentation/devicetree/bindings/usb/
H A Dmediatek,mtu3.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Chunfeng Yun <chunfeng.yun@mediatek.com>
14 - $ref: usb-drd.yaml
23 - enum:
24 - mediatek,mt2712-mtu3
25 - mediatek,mt8173-mtu3
26 - mediatek,mt8183-mtu3
27 - mediatek,mt8186-mtu3
[all …]
H A Dusb-drd.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/usb/usb-drd.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
13 otg-rev:
16 which the device and its descriptors are compliant, in binary-coded
18 features (HNP/SRP/ADP) is enabled. If ADP is required, otg-rev should be
25 Tells Dual-Role USB controllers that we want to work on a particular
32 hnp-disable:
[all …]
H A Drenesas,usb3-peri.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/usb/renesas,usb3-peri.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Yoshihir
[all...]
H A Dwillsemi,wusb3801.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: WUSB3801 Type-C port controller
10 The Will Semiconductor WUSB3801 is a USB Type-C port controller which
11 supports role and plug orientation detection using the CC pins. It is
12 compatible with the USB Type-C Cable and Connector Specification v1.2.
15 - Samuel Holland <samuel@sholland.org>
20 - willsemi,wusb3801
30 $ref: ../connector/usb-connector.yaml#
[all …]
H A Dst,stusb160x.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STUSB160x Type-C controller
10 - Amelie Delaunay <amelie.delaunay@foss.st.com>
15 - st,stusb1600
23 vdd-supply:
24 description: main power supply (4.1V-22V)
26 vsys-supply:
27 description: low power supply (3.0V-5.5V)
[all …]
/linux/drivers/usb/mtu3/
H A Dmtu3.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * mtu3.h - MediaTek USB3 DRD header
26 #include <linux/usb/role.h>
35 #define MU3D_EP_TXCR0(epnum) (U3D_TX1CSR0 + (((epnum) - 1) * 0x10))
36 #define MU3D_EP_TXCR1(epnum) (U3D_TX1CSR1 + (((epnum) - 1) * 0x10))
37 #define MU3D_EP_TXCR2(epnum) (U3D_TX1CSR2 + (((epnum) - 1) * 0x10))
39 #define MU3D_EP_RXCR0(epnum) (U3D_RX1CSR0 + (((epnum) - 1) * 0x10))
40 #define MU3D_EP_RXCR1(epnum) (U3D_RX1CSR1 + (((epnum) - 1) * 0x10))
41 #define MU3D_EP_RXCR2(epnum) (U3D_RX1CSR2 + (((epnum) - 1) * 0x10))
43 #define USB_QMU_TQHIAR(epnum) (U3D_TXQHIAR1 + (((epnum) - 1) * 0x4))
[all …]
/linux/Documentation/ABI/testing/
H A Dsysfs-class-usb_role5 Place in sysfs for USB Role Switches. USB Role Switch is a
6 device that can select the data role (host or device) for USB
9 What: /sys/class/usb_role/<switch>/role
13 The current role of the switch. This attribute can be used for
14 requesting role swapping with non-USB Type-C ports. With USB
15 Type-C ports, the ABI defined for USB Type-C connector class
19 - none
20 - host
21 - device
27 Optional symlink to the USB Type-C connector.
/linux/arch/arm64/boot/dts/qcom/
H A Dsc7280-idp-ec-h1.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
11 pinctrl-0 = <&qup_spi10_data_clk>, <&qup_spi10_cs_gpio_init_high>, <&qup_spi10_cs_gpio>;
12 cs-gpios = <&tlmm 43 GPIO_ACTIVE_LOW>;
15 compatible = "google,cros-ec-spi";
17 interrupt-parent = <&tlmm>;
19 pinctrl-names = "default";
20 pinctrl-0 = <&ap_ec_int_l>;
21 spi-max-frequency = <3000000>;
22 wakeup-source;
25 compatible = "google,cros-ec-pwm";
[all …]
/linux/Documentation/virt/kvm/x86/
H A Dmmu.rst1 .. SPDX-License-Identifier: GPL-2.0
13 - correctness:
18 - security:
21 - performance:
23 - scaling:
25 - hardware:
27 - integration:
31 - dirty tracking:
33 and framebuffer-based displays
34 - footprint:
[all …]
/linux/net/bridge/
H A Dbr_private_mrp.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
53 * BR_MRP_NONE - means the HW can't run at all the protocol, so the SW stops
55 * BR_MRP_SW - the HW can help the SW to run the protocol, by redirecting MRP
57 * BR_MRP_HW - the HW can implement completely the protocol.
71 enum br_mrp_port_role_type role);
74 int br_mrp_set_ring_role(struct net_bridge *br, struct br_mrp_ring_role *role);
77 int br_mrp_set_in_role(struct net_bridge *br, struct br_mrp_in_role *role);
86 enum br_mrp_ring_role_type role);
95 enum br_mrp_port_role_type role);
99 enum br_mrp_in_role_type role);
[all …]
/linux/drivers/s390/net/
H A Dqeth_l2_main.c1 // SPDX-License-Identifier: GPL-2.0
42 rc = -EOPNOTSUPP; in qeth_l2_setdelmac_makerc()
45 rc = -ENOSPC; in qeth_l2_setdelmac_makerc()
49 rc = -EADDRINUSE; in qeth_l2_setdelmac_makerc()
53 rc = -EADDRNOTAVAIL; in qeth_l2_setdelmac_makerc()
56 rc = -ENOENT; in qeth_l2_setdelmac_makerc()
59 rc = -EIO; in qeth_l2_setdelmac_makerc()
67 unsigned long data) in qeth_l2_send_setdelmac_cb() argument
69 struct qeth_ipa_cmd *cmd = (struct qeth_ipa_cmd *) data; in qeth_l2_send_setdelmac_cb()
71 return qeth_l2_setdelmac_makerc(card, cmd->hdr.return_code); in qeth_l2_send_setdelmac_cb()
[all …]
/linux/Documentation/devicetree/bindings/platform/
H A Dlenovo,yoga-c630-ec.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/platform/lenovo,yoga-c630-ec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bjorn Andersson <andersson@kernel.org>
13 The Qualcomm Snapdragon-based Lenovo Yoga C630 has an Embedded Controller
14 (EC) which handles things such as battery and USB Type-C. This binding
19 const: lenovo,yoga-c630-ec
24 '#address-cells':
27 '#size-cells':
[all …]
/linux/drivers/usb/typec/ucsi/
H A Ducsi.c1 // SPDX-License-Identifier: GPL-2.0
3 * USB Type-C Connector System Software Interface driver
21 * UCSI_TIMEOUT_MS - PPM communication timeout
31 * UCSI_SWAP_TIMEOUT_MS - Timeout for role swap requests
41 /* Ignore bogus data in CCI if busy indicator is set. */ in ucsi_notify_common()
49 test_and_clear_bit(ACK_PENDING, &ucsi->flags)) in ucsi_notify_common()
50 complete(&ucsi->complete); in ucsi_notify_common()
53 test_and_clear_bit(COMMAND_PENDING, &ucsi->flags)) in ucsi_notify_common()
54 complete(&ucsi->complete); in ucsi_notify_common()
64 set_bit(ACK_PENDING, &ucsi->flags); in ucsi_sync_control_common()
[all …]
/linux/drivers/usb/musb/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
3 # USB Dual Role (OTG-ready) Controller Drivers
7 # (M)HDRC = (Multipoint) Highspeed Dual-Role Controller
9 tristate 'Inventra Highspeed Dual Role Controller'
13 Say Y here if your system has a dual role high speed USB
16 it's being used with, including the USB peripheral role,
17 or the USB host role, or both.
27 module will be called "musb-hdrc".
53 bool "Dual Role mode"
74 tristate "DA8xx/OMAP-L1x"
[all …]
/linux/net/netfilter/
H A Dnf_conntrack_proto_dccp.c1 // SPDX-License-Identifier: GPL-2.0-only
27 * - REQUEST:
31 * A client MAY give up on its DCCP-Requests after some time
34 * - RESPOND:
41 * - PARTOPEN:
48 * - OPEN:
54 * - CLOSEREQ/CLOSING:
59 * round-trip times and should back off to not less than once every
62 * - TIMEWAIT:
135 * sNO -> sRQ Regular Request
[all …]
/linux/security/selinux/ss/
H A Dservices.c1 // SPDX-License-Identifier: GPL-2.0-only
17 * Updated: Hewlett-Packard <paul@paul-moore.com>
35 * Copyright (C) 2006, 2007 Hewlett-Packard Development Company, L.P.
36 * Copyright (C) 2004-2006 Trusted Computer Solutions, Inc.
37 * Copyright (C) 2003 - 2004, 2006 Tresys Technology, LLC
104 return -EINVAL; in selinux_set_mapping()
110 out_map->mapping = kcalloc(++i, sizeof(*out_map->mapping), GFP_ATOMIC); in selinux_set_mapping()
111 if (!out_map->mapping) in selinux_set_mapping()
112 return -ENOMEM; in selinux_set_mapping()
118 struct selinux_mapping *p_out = out_map->mapping + j; in selinux_set_mapping()
[all …]
/linux/drivers/media/tuners/
H A Dit913x.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
15 * struct it913x_platform_data - Platform data for the it913x driver
18 * @role: Chip role, single or dual configuration.
27 unsigned int role:2; member

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