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/linux/drivers/usb/typec/ucsi/
H A Ducsi_glink.c15 #include "ucsi.h"
64 struct ucsi *ucsi; member
78 static int pmic_glink_ucsi_read(struct ucsi *__ucsi, unsigned int offset, in pmic_glink_ucsi_read()
81 struct pmic_glink_ucsi *ucsi = ucsi_get_drvdata(__ucsi); in pmic_glink_ucsi_read() local
90 mutex_lock(&ucsi->lock); in pmic_glink_ucsi_read()
91 memset(ucsi->read_buf, 0, sizeof(ucsi->read_buf)); in pmic_glink_ucsi_read()
92 reinit_completion(&ucsi->read_ack); in pmic_glink_ucsi_read()
94 ret = pmic_glink_send(ucsi->client, &req, sizeof(req)); in pmic_glink_ucsi_read()
96 dev_err(ucsi->dev, "failed to send UCSI read request: %d\n", ret); in pmic_glink_ucsi_read()
100 left = wait_for_completion_timeout(&ucsi->read_ack, 5 * HZ); in pmic_glink_ucsi_read()
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H A Dcros_ec_ucsi.c3 * UCSI driver for ChromeOS EC
20 #include "ucsi.h"
23 * Maximum size in bytes of a UCSI message between AP and EC
38 struct ucsi *ucsi; member
50 static int cros_ucsi_read(struct ucsi *ucsi, unsigned int offset, void *val, in cros_ucsi_read() argument
53 struct cros_ucsi_data *udata = ucsi_get_drvdata(ucsi); in cros_ucsi_read()
74 static int cros_ucsi_read_version(struct ucsi *ucsi, u16 *version) in cros_ucsi_read_version() argument
76 return cros_ucsi_read(ucsi, UCSI_VERSION, version, sizeof(*version)); in cros_ucsi_read_version()
79 static int cros_ucsi_read_cci(struct ucsi *ucsi, u32 *cci) in cros_ucsi_read_cci() argument
81 return cros_ucsi_read(ucsi, UCSI_CCI, cci, sizeof(*cci)); in cros_ucsi_read_cci()
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H A Ducsi_acpi.c3 * UCSI ACPI driver
14 #include "ucsi.h"
22 struct ucsi *ucsi; member
45 static int ucsi_acpi_read_version(struct ucsi *ucsi, u16 *version) in ucsi_acpi_read_version() argument
47 struct ucsi_acpi *ua = ucsi_get_drvdata(ucsi); in ucsi_acpi_read_version()
59 static int ucsi_acpi_read_cci(struct ucsi *ucsi, u32 *cci) in ucsi_acpi_read_cci() argument
61 struct ucsi_acpi *ua = ucsi_get_drvdata(ucsi); in ucsi_acpi_read_cci()
68 static int ucsi_acpi_poll_cci(struct ucsi *ucsi, u32 *cci) in ucsi_acpi_poll_cci() argument
70 struct ucsi_acpi *ua = ucsi_get_drvdata(ucsi); in ucsi_acpi_poll_cci()
77 return ucsi_acpi_read_cci(ucsi, cci); in ucsi_acpi_poll_cci()
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H A Ducsi_yoga_c630.c23 #include "ucsi.h"
35 struct ucsi *ucsi; member
41 static int yoga_c630_ucsi_read_version(struct ucsi *ucsi, u16 *version) in yoga_c630_ucsi_read_version() argument
43 struct yoga_c630_ucsi *uec = ucsi_get_drvdata(ucsi); in yoga_c630_ucsi_read_version()
50 static int yoga_c630_ucsi_read_cci(struct ucsi *ucsi, u32 *cci) in yoga_c630_ucsi_read_cci() argument
52 struct yoga_c630_ucsi *uec = ucsi_get_drvdata(ucsi); in yoga_c630_ucsi_read_cci()
65 static int yoga_c630_ucsi_read_message_in(struct ucsi *ucsi, in yoga_c630_ucsi_read_message_in() argument
68 struct yoga_c630_ucsi *uec = ucsi_get_drvdata(ucsi); in yoga_c630_ucsi_read_message_in()
82 static int yoga_c630_ucsi_async_control(struct ucsi *ucsi, u64 command) in yoga_c630_ucsi_async_control() argument
84 struct yoga_c630_ucsi *uec = ucsi_get_drvdata(ucsi); in yoga_c630_ucsi_async_control()
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H A DKconfig9 USB Type-C Connector System Software Interface (UCSI) is a
11 control the USB Type-C ports. On UCSI system the USB Type-C ports
14 is required. UCSI is available on most of the new Intel based systems
17 UCSI specification does not define the interface method, so depending
22 The UCSI specification can be downloaded from:
23 https://www.intel.com/content/www/us/en/io/universal-serial-bus/usb-type-c-ucsi-spec.html
31 tristate "UCSI Interface Driver for Cypress CCGx"
34 This driver enables UCSI support on platforms that expose a
41 tristate "UCSI ACPI Interface Driver"
44 This driver enables UCSI support on platforms that expose UCSI
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H A Ducsi_huawei_gaokun.c3 * ucsi-huawei-gaokun - A UCSI driver for HUAWEI Matebook E Go
23 #include "ucsi.h"
82 struct gaokun_ucsi *ucsi; member
96 struct ucsi *ucsi; member
106 /* For UCSI */
108 static int gaokun_ucsi_read_version(struct ucsi *ucsi, u16 *version) in gaokun_ucsi_read_version() argument
110 struct gaokun_ucsi *uec = ucsi_get_drvdata(ucsi); in gaokun_ucsi_read_version()
117 static int gaokun_ucsi_read_cci(struct ucsi *ucsi, u32 *cci) in gaokun_ucsi_read_cci() argument
119 struct gaokun_ucsi *uec = ucsi_get_drvdata(ucsi); in gaokun_ucsi_read_cci()
132 static int gaokun_ucsi_read_message_in(struct ucsi *ucsi, in gaokun_ucsi_read_message_in() argument
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H A Ducsi_ccg.c3 * UCSI driver for Cypress CCGx Type-C controller
8 * Some code borrowed from drivers/usb/typec/ucsi/ucsi_acpi.c
22 #include "ucsi.h"
128 /* Firmware for Tegra doesn't support UCSI ALT command, built
203 struct ucsi *ucsi; member
365 * Flush CCGx RESPONSE queue by acking interrupts. Above ucsi control in ucsi_ccg_init()
396 static bool ucsi_ccg_update_altmodes(struct ucsi *ucsi, in ucsi_ccg_update_altmodes() argument
401 struct ucsi_ccg *uc = ucsi_get_drvdata(ucsi); in ucsi_ccg_update_altmodes()
563 static int ucsi_ccg_read_version(struct ucsi *ucsi, u16 *version) in ucsi_ccg_read_version() argument
565 struct ucsi_ccg *uc = ucsi_get_drvdata(ucsi); in ucsi_ccg_read_version()
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H A Ddisplayport.c3 * UCSI DisplayPort Alternate Mode Support
12 #include "ucsi.h"
34 * Note. Alternate mode control is optional feature in UCSI. It means that even
39 * them. That is because UCSI defines alt mode details and alt mode "overriding"
51 struct ucsi *ucsi = dp->con->ucsi; in ucsi_displayport_enter() local
70 ret = ucsi_send_command(ucsi, command, &cur, sizeof(cur)); in ucsi_displayport_enter()
72 if (ucsi->version > 0x0100) in ucsi_displayport_enter()
129 ret = ucsi_send_command(dp->con->ucsi, command, NULL, 0); in ucsi_displayport_exit()
196 return ucsi_send_command(dp->con->ucsi, command, NULL, 0); in ucsi_displayport_configure()
H A Dpsy.c3 * Power Supply for UCSI
13 #include "ucsi.h"
38 struct device *dev = con->ucsi->dev; in ucsi_psy_get_scope()
45 if (con->ucsi->cap.attributes & mask) in ucsi_psy_get_scope()
165 /* UCSI can't tell b/w DCP/CDP or USB2/3x1/3x2 SDP chargers */ in ucsi_psy_get_current_max()
256 struct device *dev = con->ucsi->dev; in ucsi_register_port_psy()
262 psy_name = devm_kasprintf(dev, GFP_KERNEL, "ucsi-source-psy-%s%d", in ucsi_register_port_psy()
H A DMakefile6 typec_ucsi-y := ucsi.o
H A Dtrace.c3 #include "ucsi.h"
H A Dtrace.h4 #define TRACE_SYSTEM ucsi
/linux/drivers/i2c/busses/
H A Di2c-ccgx-ucsi.c3 * Instantiate UCSI device for Cypress CCGx Type-C controller.
12 #include "i2c-ccgx-ucsi.h"
21 strscpy(info.type, "ccgx-ucsi", sizeof(info.type)); in i2c_new_ccgx_ucsi()
30 MODULE_DESCRIPTION("Instantiate UCSI device for Cypress CCGx Type-C controller");
H A Di2c-designware-pcidrv.c28 #include "i2c-ccgx-ucsi.h"
284 "register UCSI failed\n"); in i2c_dw_pci_probe()
H A Di2c-designware-core.h322 * Enable UCSI interrupt by writing 0xd at register
/linux/drivers/platform/arm64/
H A Dhuawei-gaokun-ec.c375 /* API for UCSI */
378 * gaokun_ec_ucsi_read - Read UCSI data from EC
382 * Read CCI and MSGI (used by UCSI subdriver).
403 * gaokun_ec_ucsi_write - Write UCSI data to EC
407 * Write CTRL and MSGO (used by UCSI subdriver).
423 * gaokun_ec_ucsi_get_reg - Get UCSI register from EC
425 * @ureg: The gaokun ucsi register
427 * Get UCSI register data (used by UCSI subdriver).
452 * Ack pin assignment notifications (used by UCSI subdriver).
/linux/drivers/usb/typec/
H A DMakefile7 obj-$(CONFIG_TYPEC_UCSI) += ucsi/
H A DKconfig51 source "drivers/usb/typec/ucsi/Kconfig"
/linux/include/linux/platform_data/
H A Dlenovo-yoga-c630.h17 #define YOGA_C630_DEV_UCSI "ucsi"
/linux/Documentation/devicetree/bindings/usb/
H A Dst,typec-stm32g0.yaml11 typically using the UCSI protocol over I2C, with a dedicated alert
/linux/drivers/soc/qcom/
H A Dpmic_glink.c319 ret = pmic_glink_add_aux_device(pg, &pg->ucsi_aux, "ucsi"); in pmic_glink_probe()
/linux/Documentation/driver-api/usb/
H A Dtypec.rst16 driver, but it may be a driver for firmware interface such as UCSI, driver for
/linux/drivers/platform/surface/
H A Dsurface_aggregator_registry.c140 /* HID device instance 7 (SAM, TID=1, UCM UCSI HID client). */
/linux/arch/arm/boot/dts/st/
H A Dstm32mp135f-dk.dts246 firmware-name = "stm32g0-ucsi.mp135f-dk.fw";
/linux/drivers/pci/
H A Dquirks.c5731 * Create device link for GPUs with integrated Type-C UCSI controller
5732 * to VGA. Currently there is no class code defined for UCSI device over PCI
5733 * so using UNKNOWN class for now and it will be updated when UCSI
5737 static void quirk_gpu_usb_typec_ucsi(struct pci_dev *ucsi) in quirk_gpu_usb_typec_ucsi() argument
5739 pci_create_device_link(ucsi, 3, 0, PCI_BASE_CLASS_DISPLAY, 16); in quirk_gpu_usb_typec_ucsi()

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