From b44d79d6bad16c30978c2cee3421133d3f181494 Mon Sep 17 00:00:00 2001 From: Tero Kristo Date: Mon, 27 May 2024 16:29:33 +0300 Subject: platform/x86/intel/tpmi: Add support for performance limit reasons MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add TPMI ID 0x0C (Perf Limit Reasons) to the list of supported TPMI IDs. Reviewed-by: Andy Shevchenko Reviewed-by: Ilpo Järvinen Signed-off-by: Tero Kristo Link: https://lore.kernel.org/r/20240527133400.483634-2-tero.kristo@linux.intel.com Signed-off-by: Ilpo Järvinen --- include/linux/intel_tpmi.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/intel_tpmi.h b/include/linux/intel_tpmi.h index 1e880cb0f454..a88ac937d2c2 100644 --- a/include/linux/intel_tpmi.h +++ b/include/linux/intel_tpmi.h @@ -21,6 +21,7 @@ enum intel_tpmi_id { TPMI_ID_PEM = 1, /* Power and Perf excursion Monitor */ TPMI_ID_UNCORE = 2, /* Uncore Frequency Scaling */ TPMI_ID_SST = 5, /* Speed Select Technology */ + TPMI_ID_PLR = 0xc, /* Performance Limit Reasons */ TPMI_CONTROL_ID = 0x80, /* Special ID for getting feature status */ TPMI_INFO_ID = 0x81, /* Special ID for PCI BDF and Package ID information */ }; -- cgit From d36842bacf8e3491f555059f27de57b3436cc3ff Mon Sep 17 00:00:00 2001 From: Tero Kristo Date: Mon, 27 May 2024 16:29:34 +0300 Subject: platform/x86/intel/tpmi: Add API to get debugfs root MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add new API to get the debugfs root directory for TPMI. This allows any TPMI devices to add their own debugfs items under the same directory structure. Reviewed-by: Andy Shevchenko Reviewed-by: Ilpo Järvinen Signed-off-by: Tero Kristo Link: https://lore.kernel.org/r/20240527133400.483634-3-tero.kristo@linux.intel.com Signed-off-by: Ilpo Järvinen --- include/linux/intel_tpmi.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/intel_tpmi.h b/include/linux/intel_tpmi.h index a88ac937d2c2..ff480b47ae64 100644 --- a/include/linux/intel_tpmi.h +++ b/include/linux/intel_tpmi.h @@ -54,4 +54,5 @@ struct resource *tpmi_get_resource_at_index(struct auxiliary_device *auxdev, int int tpmi_get_resource_count(struct auxiliary_device *auxdev); int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, bool *read_blocked, bool *write_blocked); +struct dentry *tpmi_get_debugfs_dir(struct auxiliary_device *auxdev); #endif -- cgit From 5e5f2f92cccc29f356422d3cbc104f7f42430f22 Mon Sep 17 00:00:00 2001 From: Dmitry Baryshkov Date: Fri, 14 Jun 2024 02:43:39 +0300 Subject: platform: arm64: add Lenovo Yoga C630 WOS EC driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Lenovo Yoga C630 WOS is a laptop using Snapdragon 850 SoC. Like many laptops it uses an embedded controller (EC) to perform various platform operations, including, but not limited, to Type-C port control or power supply handlng. Add the driver for the EC, that creates devices for UCSI and power supply devices. Reviewed-by: Bryan O'Donoghue Signed-off-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20240614-yoga-ec-driver-v7-2-9f0b9b40ae76@linaro.org [ij: added #include ] Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- include/linux/platform_data/lenovo-yoga-c630.h | 44 ++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 include/linux/platform_data/lenovo-yoga-c630.h (limited to 'include/linux') diff --git a/include/linux/platform_data/lenovo-yoga-c630.h b/include/linux/platform_data/lenovo-yoga-c630.h new file mode 100644 index 000000000000..5d1f9fb33cfc --- /dev/null +++ b/include/linux/platform_data/lenovo-yoga-c630.h @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024, Linaro Ltd + * Authors: + * Bjorn Andersson + * Dmitry Baryshkov + */ + +#ifndef _LENOVO_YOGA_C630_DATA_H +#define _LENOVO_YOGA_C630_DATA_H + +struct yoga_c630_ec; +struct notifier_block; + +#define YOGA_C630_MOD_NAME "lenovo_yoga_c630" + +#define YOGA_C630_DEV_UCSI "ucsi" +#define YOGA_C630_DEV_PSY "psy" + +int yoga_c630_ec_read8(struct yoga_c630_ec *ec, u8 addr); +int yoga_c630_ec_read16(struct yoga_c630_ec *ec, u8 addr); + +int yoga_c630_ec_register_notify(struct yoga_c630_ec *ec, struct notifier_block *nb); +void yoga_c630_ec_unregister_notify(struct yoga_c630_ec *ec, struct notifier_block *nb); + +#define YOGA_C630_UCSI_WRITE_SIZE 8 +#define YOGA_C630_UCSI_CCI_SIZE 4 +#define YOGA_C630_UCSI_DATA_SIZE 16 +#define YOGA_C630_UCSI_READ_SIZE (YOGA_C630_UCSI_CCI_SIZE + YOGA_C630_UCSI_DATA_SIZE) + +u16 yoga_c630_ec_ucsi_get_version(struct yoga_c630_ec *ec); +int yoga_c630_ec_ucsi_write(struct yoga_c630_ec *ec, + const u8 req[YOGA_C630_UCSI_WRITE_SIZE]); +int yoga_c630_ec_ucsi_read(struct yoga_c630_ec *ec, + u8 resp[YOGA_C630_UCSI_READ_SIZE]); + +#define LENOVO_EC_EVENT_USB 0x20 +#define LENOVO_EC_EVENT_UCSI 0x21 +#define LENOVO_EC_EVENT_HPD 0x22 +#define LENOVO_EC_EVENT_BAT_STATUS 0x24 +#define LENOVO_EC_EVENT_BAT_INFO 0x25 +#define LENOVO_EC_EVENT_BAT_ADPT_STATUS 0x37 + +#endif -- cgit From 12046f8c77e0ed6d41beabde0edbb729499c970b Mon Sep 17 00:00:00 2001 From: Armin Wolf Date: Mon, 24 Jun 2024 19:31:15 +0200 Subject: platform/x86: wmi: Add driver_override support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add support for forcing the WMI driver core to bind a certain WMI driver to a WMI device. This will be necessary to support generic WMI drivers without an ID table Reviewed-by: Hans de Goede Signed-off-by: Armin Wolf Link: https://lore.kernel.org/r/20240624173116.31314-2-W_Armin@gmx.de Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- include/linux/wmi.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/linux') diff --git a/include/linux/wmi.h b/include/linux/wmi.h index 63cca3b58d6d..3275470b5531 100644 --- a/include/linux/wmi.h +++ b/include/linux/wmi.h @@ -16,12 +16,16 @@ * struct wmi_device - WMI device structure * @dev: Device associated with this WMI device * @setable: True for devices implementing the Set Control Method + * @driver_override: Driver name to force a match; do not set directly, + * because core frees it; use driver_set_override() to + * set or clear it. * * This represents WMI devices discovered by the WMI driver core. */ struct wmi_device { struct device dev; bool setable; + const char *driver_override; }; /** -- cgit From 4bf1ea3fc914faef37d8c793b7144d4765ff4a00 Mon Sep 17 00:00:00 2001 From: Devin Bayer Date: Fri, 28 Jun 2024 10:46:03 +0200 Subject: platform/x86: asus-wmi: support the disable camera LED on F10 of Zenbook 2023 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Adds a sysfs entry for the LED on F10 above the crossed out camera icon on 2023 Zenbooks. Signed-off-by: Devin Bayer Link: https://lore.kernel.org/r/20240628084603.217106-1-dev@doubly.so Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- include/linux/platform_data/x86/asus-wmi.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/linux') diff --git a/include/linux/platform_data/x86/asus-wmi.h b/include/linux/platform_data/x86/asus-wmi.h index 3eb5cd6773ad..0aeeae1c1943 100644 --- a/include/linux/platform_data/x86/asus-wmi.h +++ b/include/linux/platform_data/x86/asus-wmi.h @@ -51,6 +51,10 @@ #define ASUS_WMI_DEVID_LED6 0x00020016 #define ASUS_WMI_DEVID_MICMUTE_LED 0x00040017 +/* Disable Camera LED */ +#define ASUS_WMI_DEVID_CAMERA_LED_NEG 0x00060078 /* 0 = on (unused) */ +#define ASUS_WMI_DEVID_CAMERA_LED 0x00060079 /* 1 = on */ + /* Backlight and Brightness */ #define ASUS_WMI_DEVID_ALS_ENABLE 0x00050001 /* Ambient Light Sensor */ #define ASUS_WMI_DEVID_BACKLIGHT 0x00050011 -- cgit