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Message-ID: <20250704211911.366402-1-apole.dev@gmail.com>
Date: Sat, 5 Jul 2025 00:19:11 +0300
From: Eren Turhan <apole.dev@...il.com>
To: Hans de Goede <hansg@...nel.org>,
Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: platform-driver-x86@...r.kernel.org,
James Seo <james@...iv.tech>,
linux-kernel@...r.kernel.org,
Eren Turhan <apole.dev@...il.com>
Subject: [PATCH] platform/x86: hp-wmi: Add DMI support for HP Victus 16-s0xxx (8BD5)
---
Makefile | 1 +
dkms.conf | 5 +
hp-wmi.c | 2291 +++++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 2297 insertions(+)
create mode 100644 Makefile
create mode 100644 dkms.conf
create mode 100644 hp-wmi.c
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..5c135ae
--- /dev/null
+++ b/Makefile
@@ -0,0 +1 @@
+obj-m := hp-wmi.o
diff --git a/dkms.conf b/dkms.conf
new file mode 100644
index 0000000..8351ef2
--- /dev/null
+++ b/dkms.conf
@@ -0,0 +1,5 @@
+PACKAGE_NAME="hp-wmi-custom"
+PACKAGE_VERSION="1.0"
+BUILT_MODULE_NAME[0]="hp-wmi"
+DEST_MODULE_LOCATION[0]="/kernel/drivers/platform/x86"
+AUTOINSTALL="yes"
diff --git a/hp-wmi.c b/hp-wmi.c
new file mode 100644
index 0000000..2f41b4a
--- /dev/null
+++ b/hp-wmi.c
@@ -0,0 +1,2291 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * HP WMI hotkeys
+ *
+ * Copyright (C) 2008 Red Hat <mjg@...hat.com>
+ * Copyright (C) 2010, 2011 Anssi Hannula <anssi.hannula@....fi>
+ *
+ * Portions based on wistron_btns.c:
+ * Copyright (C) 2005 Miloslav Trmac <mitr@...ny.cz>
+ * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@...linux.org>
+ * Copyright (C) 2005 Dmitry Torokhov <dtor@...l.ru>
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/input.h>
+#include <linux/input/sparse-keymap.h>
+#include <linux/platform_device.h>
+#include <linux/platform_profile.h>
+#include <linux/hwmon.h>
+#include <linux/acpi.h>
+#include <linux/mutex.h>
+#include <linux/cleanup.h>
+#include <linux/power_supply.h>
+#include <linux/rfkill.h>
+#include <linux/string.h>
+#include <linux/dmi.h>
+
+MODULE_AUTHOR("Matthew Garrett <mjg59@...f.ucam.org>");
+MODULE_DESCRIPTION("HP laptop WMI driver");
+MODULE_LICENSE("GPL");
+
+MODULE_ALIAS("wmi:95F24279-4D7B-4334-9387-ACCDC67EF61C");
+MODULE_ALIAS("wmi:5FB7F034-2C63-45E9-BE91-3D44E2C707E4");
+
+#define HPWMI_EVENT_GUID "95F24279-4D7B-4334-9387-ACCDC67EF61C"
+#define HPWMI_BIOS_GUID "5FB7F034-2C63-45E9-BE91-3D44E2C707E4"
+
+#define HP_OMEN_EC_THERMAL_PROFILE_FLAGS_OFFSET 0x62
+#define HP_OMEN_EC_THERMAL_PROFILE_TIMER_OFFSET 0x63
+#define HP_OMEN_EC_THERMAL_PROFILE_OFFSET 0x95
+
+#define HP_FAN_SPEED_AUTOMATIC 0x00
+#define HP_POWER_LIMIT_DEFAULT 0x00
+#define HP_POWER_LIMIT_NO_CHANGE 0xFF
+
+#define ACPI_AC_CLASS "ac_adapter"
+
+#define zero_if_sup(tmp) (zero_insize_support?0:sizeof(tmp)) // use when zero insize is required
+
+/* DMI board names of devices that should use the omen specific path for
+ * thermal profiles.
+ * This was obtained by taking a look in the windows omen command center
+ * app and parsing a json file that they use to figure out what capabilities
+ * the device should have.
+ * A device is considered an omen if the DisplayName in that list contains
+ * "OMEN", and it can use the thermal profile stuff if the "Feature" array
+ * contains "PerformanceControl".
+ */
+static const char * const omen_thermal_profile_boards[] = {
+ "84DA", "84DB", "84DC", "8574", "8575", "860A", "87B5", "8572", "8573",
+ "8600", "8601", "8602", "8605", "8606", "8607", "8746", "8747", "8749",
+ "874A", "8603", "8604", "8748", "886B", "886C", "878A", "878B", "878C",
+ "88C8", "88CB", "8786", "8787", "8788", "88D1", "88D2", "88F4", "88FD",
+ "88F5", "88F6", "88F7", "88FE", "88FF", "8900", "8901", "8902", "8912",
+ "8917", "8918", "8949", "894A", "89EB", "8BAD", "8A42", "8A15"
+};
+
+/* DMI Board names of Omen laptops that are specifically set to be thermal
+ * profile version 0 by the Omen Command Center app, regardless of what
+ * the get system design information WMI call returns
+ */
+static const char * const omen_thermal_profile_force_v0_boards[] = {
+ "8607", "8746", "8747", "8749", "874A", "8748"
+};
+
+/* DMI board names of Omen laptops that have a thermal profile timer which will
+ * cause the embedded controller to set the thermal profile back to
+ * "balanced" when reaching zero.
+ */
+static const char * const omen_timed_thermal_profile_boards[] = {
+ "8BAD", "8A42", "8A15"
+};
+
+/* DMI Board names of Victus 16-d1xxx laptops */
+static const char * const victus_thermal_profile_boards[] = {
+ "8A25"
+};
+
+/* DMI Board names of Victus 16-s1000 laptops */
+static const char * const victus_s_thermal_profile_boards[] = {
+ "8C9C","8BD5"
+};
+
+enum hp_wmi_radio {
+ HPWMI_WIFI = 0x0,
+ HPWMI_BLUETOOTH = 0x1,
+ HPWMI_WWAN = 0x2,
+ HPWMI_GPS = 0x3,
+};
+
+enum hp_wmi_event_ids {
+ HPWMI_DOCK_EVENT = 0x01,
+ HPWMI_PARK_HDD = 0x02,
+ HPWMI_SMART_ADAPTER = 0x03,
+ HPWMI_BEZEL_BUTTON = 0x04,
+ HPWMI_WIRELESS = 0x05,
+ HPWMI_CPU_BATTERY_THROTTLE = 0x06,
+ HPWMI_LOCK_SWITCH = 0x07,
+ HPWMI_LID_SWITCH = 0x08,
+ HPWMI_SCREEN_ROTATION = 0x09,
+ HPWMI_COOLSENSE_SYSTEM_MOBILE = 0x0A,
+ HPWMI_COOLSENSE_SYSTEM_HOT = 0x0B,
+ HPWMI_PROXIMITY_SENSOR = 0x0C,
+ HPWMI_BACKLIT_KB_BRIGHTNESS = 0x0D,
+ HPWMI_PEAKSHIFT_PERIOD = 0x0F,
+ HPWMI_BATTERY_CHARGE_PERIOD = 0x10,
+ HPWMI_SANITIZATION_MODE = 0x17,
+ HPWMI_CAMERA_TOGGLE = 0x1A,
+ HPWMI_OMEN_KEY = 0x1D,
+ HPWMI_SMART_EXPERIENCE_APP = 0x21,
+};
+
+/*
+ * struct bios_args buffer is dynamically allocated. New WMI command types
+ * were introduced that exceeds 128-byte data size. Changes to handle
+ * the data size allocation scheme were kept in hp_wmi_perform_qurey function.
+ */
+struct bios_args {
+ u32 signature;
+ u32 command;
+ u32 commandtype;
+ u32 datasize;
+ u8 data[];
+};
+
+enum hp_wmi_commandtype {
+ HPWMI_DISPLAY_QUERY = 0x01,
+ HPWMI_HDDTEMP_QUERY = 0x02,
+ HPWMI_ALS_QUERY = 0x03,
+ HPWMI_HARDWARE_QUERY = 0x04,
+ HPWMI_WIRELESS_QUERY = 0x05,
+ HPWMI_BATTERY_QUERY = 0x07,
+ HPWMI_BIOS_QUERY = 0x09,
+ HPWMI_FEATURE_QUERY = 0x0b,
+ HPWMI_HOTKEY_QUERY = 0x0c,
+ HPWMI_FEATURE2_QUERY = 0x0d,
+ HPWMI_WIRELESS2_QUERY = 0x1b,
+ HPWMI_POSTCODEERROR_QUERY = 0x2a,
+ HPWMI_SYSTEM_DEVICE_MODE = 0x40,
+ HPWMI_THERMAL_PROFILE_QUERY = 0x4c,
+};
+
+struct victus_power_limits {
+ u8 pl1;
+ u8 pl2;
+ u8 pl4;
+ u8 cpu_gpu_concurrent_limit;
+};
+
+struct victus_gpu_power_modes {
+ u8 ctgp_enable;
+ u8 ppab_enable;
+ u8 dstate;
+ u8 gpu_slowdown_temp;
+};
+
+enum hp_wmi_gm_commandtype {
+ HPWMI_FAN_SPEED_GET_QUERY = 0x11,
+ HPWMI_SET_PERFORMANCE_MODE = 0x1A,
+ HPWMI_FAN_SPEED_MAX_GET_QUERY = 0x26,
+ HPWMI_FAN_SPEED_MAX_SET_QUERY = 0x27,
+ HPWMI_GET_SYSTEM_DESIGN_DATA = 0x28,
+ HPWMI_FAN_COUNT_GET_QUERY = 0x10,
+ HPWMI_GET_GPU_THERMAL_MODES_QUERY = 0x21,
+ HPWMI_SET_GPU_THERMAL_MODES_QUERY = 0x22,
+ HPWMI_SET_POWER_LIMITS_QUERY = 0x29,
+ HPWMI_VICTUS_S_FAN_SPEED_GET_QUERY = 0x2D,
+ HPWMI_FAN_SPEED_SET_QUERY = 0x2E,
+};
+
+enum hp_wmi_command {
+ HPWMI_READ = 0x01,
+ HPWMI_WRITE = 0x02,
+ HPWMI_ODM = 0x03,
+ HPWMI_GM = 0x20008,
+};
+
+enum hp_wmi_hardware_mask {
+ HPWMI_DOCK_MASK = 0x01,
+ HPWMI_TABLET_MASK = 0x04,
+};
+
+struct bios_return {
+ u32 sigpass;
+ u32 return_code;
+};
+
+enum hp_return_value {
+ HPWMI_RET_WRONG_SIGNATURE = 0x02,
+ HPWMI_RET_UNKNOWN_COMMAND = 0x03,
+ HPWMI_RET_UNKNOWN_CMDTYPE = 0x04,
+ HPWMI_RET_INVALID_PARAMETERS = 0x05,
+};
+
+enum hp_wireless2_bits {
+ HPWMI_POWER_STATE = 0x01,
+ HPWMI_POWER_SOFT = 0x02,
+ HPWMI_POWER_BIOS = 0x04,
+ HPWMI_POWER_HARD = 0x08,
+ HPWMI_POWER_FW_OR_HW = HPWMI_POWER_BIOS | HPWMI_POWER_HARD,
+};
+
+enum hp_thermal_profile_omen_v0 {
+ HP_OMEN_V0_THERMAL_PROFILE_DEFAULT = 0x00,
+ HP_OMEN_V0_THERMAL_PROFILE_PERFORMANCE = 0x01,
+ HP_OMEN_V0_THERMAL_PROFILE_COOL = 0x02,
+};
+
+enum hp_thermal_profile_omen_v1 {
+ HP_OMEN_V1_THERMAL_PROFILE_DEFAULT = 0x30,
+ HP_OMEN_V1_THERMAL_PROFILE_PERFORMANCE = 0x31,
+ HP_OMEN_V1_THERMAL_PROFILE_COOL = 0x50,
+};
+
+enum hp_thermal_profile_omen_flags {
+ HP_OMEN_EC_FLAGS_TURBO = 0x04,
+ HP_OMEN_EC_FLAGS_NOTIMER = 0x02,
+ HP_OMEN_EC_FLAGS_JUSTSET = 0x01,
+};
+
+enum hp_thermal_profile_victus {
+ HP_VICTUS_THERMAL_PROFILE_DEFAULT = 0x00,
+ HP_VICTUS_THERMAL_PROFILE_PERFORMANCE = 0x01,
+ HP_VICTUS_THERMAL_PROFILE_QUIET = 0x03,
+};
+
+enum hp_thermal_profile_victus_s {
+ HP_VICTUS_S_THERMAL_PROFILE_DEFAULT = 0x00,
+ HP_VICTUS_S_THERMAL_PROFILE_PERFORMANCE = 0x01,
+};
+
+enum hp_thermal_profile {
+ HP_THERMAL_PROFILE_PERFORMANCE = 0x00,
+ HP_THERMAL_PROFILE_DEFAULT = 0x01,
+ HP_THERMAL_PROFILE_COOL = 0x02,
+ HP_THERMAL_PROFILE_QUIET = 0x03,
+};
+
+#define IS_HWBLOCKED(x) ((x & HPWMI_POWER_FW_OR_HW) != HPWMI_POWER_FW_OR_HW)
+#define IS_SWBLOCKED(x) !(x & HPWMI_POWER_SOFT)
+
+struct bios_rfkill2_device_state {
+ u8 radio_type;
+ u8 bus_type;
+ u16 vendor_id;
+ u16 product_id;
+ u16 subsys_vendor_id;
+ u16 subsys_product_id;
+ u8 rfkill_id;
+ u8 power;
+ u8 unknown[4];
+};
+
+/* 7 devices fit into the 128 byte buffer */
+#define HPWMI_MAX_RFKILL2_DEVICES 7
+
+struct bios_rfkill2_state {
+ u8 unknown[7];
+ u8 count;
+ u8 pad[8];
+ struct bios_rfkill2_device_state device[HPWMI_MAX_RFKILL2_DEVICES];
+};
+
+static const struct key_entry hp_wmi_keymap[] = {
+ { KE_KEY, 0x02, { KEY_BRIGHTNESSUP } },
+ { KE_KEY, 0x03, { KEY_BRIGHTNESSDOWN } },
+ { KE_KEY, 0x270, { KEY_MICMUTE } },
+ { KE_KEY, 0x20e6, { KEY_PROG1 } },
+ { KE_KEY, 0x20e8, { KEY_MEDIA } },
+ { KE_KEY, 0x2142, { KEY_MEDIA } },
+ { KE_KEY, 0x213b, { KEY_INFO } },
+ { KE_KEY, 0x2169, { KEY_ROTATE_DISPLAY } },
+ { KE_KEY, 0x216a, { KEY_SETUP } },
+ { KE_IGNORE, 0x21a4, }, /* Win Lock On */
+ { KE_IGNORE, 0x121a4, }, /* Win Lock Off */
+ { KE_KEY, 0x21a5, { KEY_PROG2 } }, /* HP Omen Key */
+ { KE_KEY, 0x21a7, { KEY_FN_ESC } },
+ { KE_KEY, 0x21a8, { KEY_PROG2 } }, /* HP Envy x360 programmable key */
+ { KE_KEY, 0x21a9, { KEY_TOUCHPAD_OFF } },
+ { KE_KEY, 0x121a9, { KEY_TOUCHPAD_ON } },
+ { KE_KEY, 0x231b, { KEY_HELP } },
+ { KE_END, 0 }
+};
+
+/*
+ * Mutex for the active_platform_profile variable,
+ * see omen_powersource_event.
+ */
+static DEFINE_MUTEX(active_platform_profile_lock);
+
+static struct input_dev *hp_wmi_input_dev;
+static struct input_dev *camera_shutter_input_dev;
+static struct platform_device *hp_wmi_platform_dev;
+static struct device *platform_profile_device;
+static struct notifier_block platform_power_source_nb;
+static enum platform_profile_option active_platform_profile;
+static bool platform_profile_support;
+static bool zero_insize_support;
+
+static struct rfkill *wifi_rfkill;
+static struct rfkill *bluetooth_rfkill;
+static struct rfkill *wwan_rfkill;
+
+struct rfkill2_device {
+ u8 id;
+ int num;
+ struct rfkill *rfkill;
+};
+
+static int rfkill2_count;
+static struct rfkill2_device rfkill2[HPWMI_MAX_RFKILL2_DEVICES];
+
+/*
+ * Chassis Types values were obtained from SMBIOS reference
+ * specification version 3.00. A complete list of system enclosures
+ * and chassis types is available on Table 17.
+ */
+static const char * const tablet_chassis_types[] = {
+ "30", /* Tablet*/
+ "31", /* Convertible */
+ "32" /* Detachable */
+};
+
+#define DEVICE_MODE_TABLET 0x06
+
+/* map output size to the corresponding WMI method id */
+static inline int encode_outsize_for_pvsz(int outsize)
+{
+ if (outsize > 4096)
+ return -EINVAL;
+ if (outsize > 1024)
+ return 5;
+ if (outsize > 128)
+ return 4;
+ if (outsize > 4)
+ return 3;
+ if (outsize > 0)
+ return 2;
+ return 1;
+}
+
+/*
+ * hp_wmi_perform_query
+ *
+ * query: The commandtype (enum hp_wmi_commandtype)
+ * write: The command (enum hp_wmi_command)
+ * buffer: Buffer used as input and/or output
+ * insize: Size of input buffer
+ * outsize: Size of output buffer
+ *
+ * returns zero on success
+ * an HP WMI query specific error code (which is positive)
+ * -EINVAL if the query was not successful at all
+ * -EINVAL if the output buffer size exceeds buffersize
+ *
+ * Note: The buffersize must at least be the maximum of the input and output
+ * size. E.g. Battery info query is defined to have 1 byte input
+ * and 128 byte output. The caller would do:
+ * buffer = kzalloc(128, GFP_KERNEL);
+ * ret = hp_wmi_perform_query(HPWMI_BATTERY_QUERY, HPWMI_READ, buffer, 1, 128)
+ */
+static int hp_wmi_perform_query(int query, enum hp_wmi_command command,
+ void *buffer, int insize, int outsize)
+{
+ struct acpi_buffer input, output = { ACPI_ALLOCATE_BUFFER, NULL };
+ struct bios_return *bios_return;
+ union acpi_object *obj = NULL;
+ struct bios_args *args = NULL;
+ int mid, actual_insize, actual_outsize;
+ size_t bios_args_size;
+ int ret;
+
+ mid = encode_outsize_for_pvsz(outsize);
+ if (WARN_ON(mid < 0))
+ return mid;
+
+ actual_insize = max(insize, 128);
+ bios_args_size = struct_size(args, data, actual_insize);
+ args = kmalloc(bios_args_size, GFP_KERNEL);
+ if (!args)
+ return -ENOMEM;
+
+ input.length = bios_args_size;
+ input.pointer = args;
+
+ args->signature = 0x55434553;
+ args->command = command;
+ args->commandtype = query;
+ args->datasize = insize;
+ memcpy(args->data, buffer, flex_array_size(args, data, insize));
+
+ ret = wmi_evaluate_method(HPWMI_BIOS_GUID, 0, mid, &input, &output);
+ if (ret)
+ goto out_free;
+
+ obj = output.pointer;
+ if (!obj) {
+ ret = -EINVAL;
+ goto out_free;
+ }
+
+ if (obj->type != ACPI_TYPE_BUFFER) {
+ pr_warn("query 0x%x returned an invalid object 0x%x\n", query, ret);
+ ret = -EINVAL;
+ goto out_free;
+ }
+
+ bios_return = (struct bios_return *)obj->buffer.pointer;
+ ret = bios_return->return_code;
+
+ if (ret) {
+ if (ret != HPWMI_RET_UNKNOWN_COMMAND &&
+ ret != HPWMI_RET_UNKNOWN_CMDTYPE)
+ pr_warn("query 0x%x returned error 0x%x\n", query, ret);
+ goto out_free;
+ }
+
+ /* Ignore output data of zero size */
+ if (!outsize)
+ goto out_free;
+
+ actual_outsize = min(outsize, (int)(obj->buffer.length - sizeof(*bios_return)));
+ memcpy(buffer, obj->buffer.pointer + sizeof(*bios_return), actual_outsize);
+ memset(buffer + actual_outsize, 0, outsize - actual_outsize);
+
+out_free:
+ kfree(obj);
+ kfree(args);
+ return ret;
+}
+
+/*
+ * Calling this hp_wmi_get_fan_count_userdefine_trigger function also enables
+ * and/or maintains the laptop in user defined thermal and fan states, instead
+ * of using a fallback state. After a 120 seconds timeout however, the laptop
+ * goes back to its fallback state.
+ */
+static int hp_wmi_get_fan_count_userdefine_trigger(void)
+{
+ u8 fan_data[4] = {};
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_FAN_COUNT_GET_QUERY, HPWMI_GM,
+ &fan_data, sizeof(u8),
+ sizeof(fan_data));
+ if (ret != 0)
+ return -EINVAL;
+
+ return fan_data[0]; /* Others bytes aren't providing fan count */
+}
+
+static int hp_wmi_get_fan_speed(int fan)
+{
+ u8 fsh, fsl;
+ char fan_data[4] = { fan, 0, 0, 0 };
+
+ int ret = hp_wmi_perform_query(HPWMI_FAN_SPEED_GET_QUERY, HPWMI_GM,
+ &fan_data, sizeof(char),
+ sizeof(fan_data));
+
+ if (ret != 0)
+ return -EINVAL;
+
+ fsh = fan_data[2];
+ fsl = fan_data[3];
+
+ return (fsh << 8) | fsl;
+}
+
+static int hp_wmi_get_fan_speed_victus_s(int fan)
+{
+ u8 fan_data[128] = {};
+ int ret;
+
+ if (fan < 0 || fan >= sizeof(fan_data))
+ return -EINVAL;
+
+ ret = hp_wmi_perform_query(HPWMI_VICTUS_S_FAN_SPEED_GET_QUERY,
+ HPWMI_GM, &fan_data, sizeof(u8),
+ sizeof(fan_data));
+ if (ret != 0)
+ return -EINVAL;
+
+ return fan_data[fan] * 100;
+}
+
+static int hp_wmi_read_int(int query)
+{
+ int val = 0, ret;
+
+ ret = hp_wmi_perform_query(query, HPWMI_READ, &val,
+ zero_if_sup(val), sizeof(val));
+
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return val;
+}
+
+static int hp_wmi_get_dock_state(void)
+{
+ int state = hp_wmi_read_int(HPWMI_HARDWARE_QUERY);
+
+ if (state < 0)
+ return state;
+
+ return !!(state & HPWMI_DOCK_MASK);
+}
+
+static int hp_wmi_get_tablet_mode(void)
+{
+ char system_device_mode[4] = { 0 };
+ const char *chassis_type;
+ bool tablet_found;
+ int ret;
+
+ chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
+ if (!chassis_type)
+ return -ENODEV;
+
+ tablet_found = match_string(tablet_chassis_types,
+ ARRAY_SIZE(tablet_chassis_types),
+ chassis_type) >= 0;
+ if (!tablet_found)
+ return -ENODEV;
+
+ ret = hp_wmi_perform_query(HPWMI_SYSTEM_DEVICE_MODE, HPWMI_READ,
+ system_device_mode, zero_if_sup(system_device_mode),
+ sizeof(system_device_mode));
+ if (ret < 0)
+ return ret;
+
+ return system_device_mode[0] == DEVICE_MODE_TABLET;
+}
+
+static int omen_thermal_profile_set(int mode)
+{
+ /* The Omen Control Center actively sets the first byte of the buffer to
+ * 255, so let's mimic this behaviour to be as close as possible to
+ * the original software.
+ */
+ char buffer[2] = {-1, mode};
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_SET_PERFORMANCE_MODE, HPWMI_GM,
+ &buffer, sizeof(buffer), 0);
+
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return mode;
+}
+
+static bool is_omen_thermal_profile(void)
+{
+ const char *board_name = dmi_get_system_info(DMI_BOARD_NAME);
+
+ if (!board_name)
+ return false;
+
+ return match_string(omen_thermal_profile_boards,
+ ARRAY_SIZE(omen_thermal_profile_boards),
+ board_name) >= 0;
+}
+
+static int omen_get_thermal_policy_version(void)
+{
+ unsigned char buffer[8] = { 0 };
+ int ret;
+
+ const char *board_name = dmi_get_system_info(DMI_BOARD_NAME);
+
+ if (board_name) {
+ int matches = match_string(omen_thermal_profile_force_v0_boards,
+ ARRAY_SIZE(omen_thermal_profile_force_v0_boards),
+ board_name);
+ if (matches >= 0)
+ return 0;
+ }
+
+ ret = hp_wmi_perform_query(HPWMI_GET_SYSTEM_DESIGN_DATA, HPWMI_GM,
+ &buffer, sizeof(buffer), sizeof(buffer));
+
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return buffer[3];
+}
+
+static int omen_thermal_profile_get(void)
+{
+ u8 data;
+
+ int ret = ec_read(HP_OMEN_EC_THERMAL_PROFILE_OFFSET, &data);
+
+ if (ret)
+ return ret;
+
+ return data;
+}
+
+static int hp_wmi_fan_speed_max_set(int enabled)
+{
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_FAN_SPEED_MAX_SET_QUERY, HPWMI_GM,
+ &enabled, sizeof(enabled), 0);
+
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return enabled;
+}
+
+static int hp_wmi_fan_speed_reset(void)
+{
+ u8 fan_speed[2] = { HP_FAN_SPEED_AUTOMATIC, HP_FAN_SPEED_AUTOMATIC };
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_FAN_SPEED_SET_QUERY, HPWMI_GM,
+ &fan_speed, sizeof(fan_speed), 0);
+
+ return ret;
+}
+
+static int hp_wmi_fan_speed_max_reset(void)
+{
+ int ret;
+
+ ret = hp_wmi_fan_speed_max_set(0);
+ if (ret)
+ return ret;
+
+ /* Disabling max fan speed on Victus s1xxx laptops needs a 2nd step: */
+ ret = hp_wmi_fan_speed_reset();
+ return ret;
+}
+
+static int hp_wmi_fan_speed_max_get(void)
+{
+ int val = 0, ret;
+
+ ret = hp_wmi_perform_query(HPWMI_FAN_SPEED_MAX_GET_QUERY, HPWMI_GM,
+ &val, zero_if_sup(val), sizeof(val));
+
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return val;
+}
+
+static int __init hp_wmi_bios_2008_later(void)
+{
+ int state = 0;
+ int ret = hp_wmi_perform_query(HPWMI_FEATURE_QUERY, HPWMI_READ, &state,
+ zero_if_sup(state), sizeof(state));
+ if (!ret)
+ return 1;
+
+ return (ret == HPWMI_RET_UNKNOWN_CMDTYPE) ? 0 : -ENXIO;
+}
+
+static int __init hp_wmi_bios_2009_later(void)
+{
+ u8 state[128];
+ int ret = hp_wmi_perform_query(HPWMI_FEATURE2_QUERY, HPWMI_READ, &state,
+ zero_if_sup(state), sizeof(state));
+ if (!ret)
+ return 1;
+
+ return (ret == HPWMI_RET_UNKNOWN_CMDTYPE) ? 0 : -ENXIO;
+}
+
+static int __init hp_wmi_enable_hotkeys(void)
+{
+ int value = 0x6e;
+ int ret = hp_wmi_perform_query(HPWMI_BIOS_QUERY, HPWMI_WRITE, &value,
+ sizeof(value), 0);
+
+ return ret <= 0 ? ret : -EINVAL;
+}
+
+static int hp_wmi_set_block(void *data, bool blocked)
+{
+ enum hp_wmi_radio r = (long)data;
+ int query = BIT(r + 8) | ((!blocked) << r);
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, HPWMI_WRITE,
+ &query, sizeof(query), 0);
+
+ return ret <= 0 ? ret : -EINVAL;
+}
+
+static const struct rfkill_ops hp_wmi_rfkill_ops = {
+ .set_block = hp_wmi_set_block,
+};
+
+static bool hp_wmi_get_sw_state(enum hp_wmi_radio r)
+{
+ int mask = 0x200 << (r * 8);
+
+ int wireless = hp_wmi_read_int(HPWMI_WIRELESS_QUERY);
+
+ /* TBD: Pass error */
+ WARN_ONCE(wireless < 0, "error executing HPWMI_WIRELESS_QUERY");
+
+ return !(wireless & mask);
+}
+
+static bool hp_wmi_get_hw_state(enum hp_wmi_radio r)
+{
+ int mask = 0x800 << (r * 8);
+
+ int wireless = hp_wmi_read_int(HPWMI_WIRELESS_QUERY);
+
+ /* TBD: Pass error */
+ WARN_ONCE(wireless < 0, "error executing HPWMI_WIRELESS_QUERY");
+
+ return !(wireless & mask);
+}
+
+static int hp_wmi_rfkill2_set_block(void *data, bool blocked)
+{
+ int rfkill_id = (int)(long)data;
+ char buffer[4] = { 0x01, 0x00, rfkill_id, !blocked };
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_WIRELESS2_QUERY, HPWMI_WRITE,
+ buffer, sizeof(buffer), 0);
+
+ return ret <= 0 ? ret : -EINVAL;
+}
+
+static const struct rfkill_ops hp_wmi_rfkill2_ops = {
+ .set_block = hp_wmi_rfkill2_set_block,
+};
+
+static int hp_wmi_rfkill2_refresh(void)
+{
+ struct bios_rfkill2_state state;
+ int err, i;
+
+ err = hp_wmi_perform_query(HPWMI_WIRELESS2_QUERY, HPWMI_READ, &state,
+ zero_if_sup(state), sizeof(state));
+ if (err)
+ return err;
+
+ for (i = 0; i < rfkill2_count; i++) {
+ int num = rfkill2[i].num;
+ struct bios_rfkill2_device_state *devstate;
+
+ devstate = &state.device[num];
+
+ if (num >= state.count ||
+ devstate->rfkill_id != rfkill2[i].id) {
+ pr_warn("power configuration of the wireless devices unexpectedly changed\n");
+ continue;
+ }
+
+ rfkill_set_states(rfkill2[i].rfkill,
+ IS_SWBLOCKED(devstate->power),
+ IS_HWBLOCKED(devstate->power));
+ }
+
+ return 0;
+}
+
+static ssize_t display_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int value = hp_wmi_read_int(HPWMI_DISPLAY_QUERY);
+
+ if (value < 0)
+ return value;
+ return sysfs_emit(buf, "%d\n", value);
+}
+
+static ssize_t hddtemp_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int value = hp_wmi_read_int(HPWMI_HDDTEMP_QUERY);
+
+ if (value < 0)
+ return value;
+ return sysfs_emit(buf, "%d\n", value);
+}
+
+static ssize_t als_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int value = hp_wmi_read_int(HPWMI_ALS_QUERY);
+
+ if (value < 0)
+ return value;
+ return sysfs_emit(buf, "%d\n", value);
+}
+
+static ssize_t dock_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int value = hp_wmi_get_dock_state();
+
+ if (value < 0)
+ return value;
+ return sysfs_emit(buf, "%d\n", value);
+}
+
+static ssize_t tablet_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int value = hp_wmi_get_tablet_mode();
+
+ if (value < 0)
+ return value;
+ return sysfs_emit(buf, "%d\n", value);
+}
+
+static ssize_t postcode_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ /* Get the POST error code of previous boot failure. */
+ int value = hp_wmi_read_int(HPWMI_POSTCODEERROR_QUERY);
+
+ if (value < 0)
+ return value;
+ return sysfs_emit(buf, "0x%x\n", value);
+}
+
+static ssize_t als_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ u32 tmp;
+ int ret;
+
+ ret = kstrtou32(buf, 10, &tmp);
+ if (ret)
+ return ret;
+
+ ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, HPWMI_WRITE, &tmp,
+ sizeof(tmp), 0);
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return count;
+}
+
+static ssize_t postcode_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ u32 tmp = 1;
+ bool clear;
+ int ret;
+
+ ret = kstrtobool(buf, &clear);
+ if (ret)
+ return ret;
+
+ if (clear == false)
+ return -EINVAL;
+
+ /* Clear the POST error code. It is kept until cleared. */
+ ret = hp_wmi_perform_query(HPWMI_POSTCODEERROR_QUERY, HPWMI_WRITE, &tmp,
+ sizeof(tmp), 0);
+ if (ret)
+ return ret < 0 ? ret : -EINVAL;
+
+ return count;
+}
+
+static int camera_shutter_input_setup(void)
+{
+ int err;
+
+ camera_shutter_input_dev = input_allocate_device();
+ if (!camera_shutter_input_dev)
+ return -ENOMEM;
+
+ camera_shutter_input_dev->name = "HP WMI camera shutter";
+ camera_shutter_input_dev->phys = "wmi/input1";
+ camera_shutter_input_dev->id.bustype = BUS_HOST;
+
+ __set_bit(EV_SW, camera_shutter_input_dev->evbit);
+ __set_bit(SW_CAMERA_LENS_COVER, camera_shutter_input_dev->swbit);
+
+ err = input_register_device(camera_shutter_input_dev);
+ if (err)
+ goto err_free_dev;
+
+ return 0;
+
+ err_free_dev:
+ input_free_device(camera_shutter_input_dev);
+ camera_shutter_input_dev = NULL;
+ return err;
+}
+
+static DEVICE_ATTR_RO(display);
+static DEVICE_ATTR_RO(hddtemp);
+static DEVICE_ATTR_RW(als);
+static DEVICE_ATTR_RO(dock);
+static DEVICE_ATTR_RO(tablet);
+static DEVICE_ATTR_RW(postcode);
+
+static struct attribute *hp_wmi_attrs[] = {
+ &dev_attr_display.attr,
+ &dev_attr_hddtemp.attr,
+ &dev_attr_als.attr,
+ &dev_attr_dock.attr,
+ &dev_attr_tablet.attr,
+ &dev_attr_postcode.attr,
+ NULL,
+};
+ATTRIBUTE_GROUPS(hp_wmi);
+
+static void hp_wmi_notify(union acpi_object *obj, void *context)
+{
+ u32 event_id, event_data;
+ u32 *location;
+ int key_code;
+
+ if (!obj)
+ return;
+ if (obj->type != ACPI_TYPE_BUFFER) {
+ pr_info("Unknown response received %d\n", obj->type);
+ return;
+ }
+
+ /*
+ * Depending on ACPI version the concatenation of id and event data
+ * inside _WED function will result in a 8 or 16 byte buffer.
+ */
+ location = (u32 *)obj->buffer.pointer;
+ if (obj->buffer.length == 8) {
+ event_id = *location;
+ event_data = *(location + 1);
+ } else if (obj->buffer.length == 16) {
+ event_id = *location;
+ event_data = *(location + 2);
+ } else {
+ pr_info("Unknown buffer length %d\n", obj->buffer.length);
+ return;
+ }
+
+ switch (event_id) {
+ case HPWMI_DOCK_EVENT:
+ if (test_bit(SW_DOCK, hp_wmi_input_dev->swbit))
+ input_report_switch(hp_wmi_input_dev, SW_DOCK,
+ hp_wmi_get_dock_state());
+ if (test_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit))
+ input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE,
+ hp_wmi_get_tablet_mode());
+ input_sync(hp_wmi_input_dev);
+ break;
+ case HPWMI_PARK_HDD:
+ break;
+ case HPWMI_SMART_ADAPTER:
+ break;
+ case HPWMI_BEZEL_BUTTON:
+ key_code = hp_wmi_read_int(HPWMI_HOTKEY_QUERY);
+ if (key_code < 0)
+ break;
+
+ if (!sparse_keymap_report_event(hp_wmi_input_dev,
+ key_code, 1, true))
+ pr_info("Unknown key code - 0x%x\n", key_code);
+ break;
+ case HPWMI_OMEN_KEY:
+ if (event_data) /* Only should be true for HP Omen */
+ key_code = event_data;
+ else
+ key_code = hp_wmi_read_int(HPWMI_HOTKEY_QUERY);
+
+ if (!sparse_keymap_report_event(hp_wmi_input_dev,
+ key_code, 1, true))
+ pr_info("Unknown key code - 0x%x\n", key_code);
+ break;
+ case HPWMI_WIRELESS:
+ if (rfkill2_count) {
+ hp_wmi_rfkill2_refresh();
+ break;
+ }
+
+ if (wifi_rfkill)
+ rfkill_set_states(wifi_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WIFI),
+ hp_wmi_get_hw_state(HPWMI_WIFI));
+ if (bluetooth_rfkill)
+ rfkill_set_states(bluetooth_rfkill,
+ hp_wmi_get_sw_state(HPWMI_BLUETOOTH),
+ hp_wmi_get_hw_state(HPWMI_BLUETOOTH));
+ if (wwan_rfkill)
+ rfkill_set_states(wwan_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WWAN),
+ hp_wmi_get_hw_state(HPWMI_WWAN));
+ break;
+ case HPWMI_CPU_BATTERY_THROTTLE:
+ pr_info("Unimplemented CPU throttle because of 3 Cell battery event detected\n");
+ break;
+ case HPWMI_LOCK_SWITCH:
+ break;
+ case HPWMI_LID_SWITCH:
+ break;
+ case HPWMI_SCREEN_ROTATION:
+ break;
+ case HPWMI_COOLSENSE_SYSTEM_MOBILE:
+ break;
+ case HPWMI_COOLSENSE_SYSTEM_HOT:
+ break;
+ case HPWMI_PROXIMITY_SENSOR:
+ break;
+ case HPWMI_BACKLIT_KB_BRIGHTNESS:
+ break;
+ case HPWMI_PEAKSHIFT_PERIOD:
+ break;
+ case HPWMI_BATTERY_CHARGE_PERIOD:
+ break;
+ case HPWMI_SANITIZATION_MODE:
+ break;
+ case HPWMI_CAMERA_TOGGLE:
+ if (!camera_shutter_input_dev)
+ if (camera_shutter_input_setup()) {
+ pr_err("Failed to setup camera shutter input device\n");
+ break;
+ }
+ if (event_data == 0xff)
+ input_report_switch(camera_shutter_input_dev, SW_CAMERA_LENS_COVER, 1);
+ else if (event_data == 0xfe)
+ input_report_switch(camera_shutter_input_dev, SW_CAMERA_LENS_COVER, 0);
+ else
+ pr_warn("Unknown camera shutter state - 0x%x\n", event_data);
+ input_sync(camera_shutter_input_dev);
+ break;
+ case HPWMI_SMART_EXPERIENCE_APP:
+ break;
+ default:
+ pr_info("Unknown event_id - %d - 0x%x\n", event_id, event_data);
+ break;
+ }
+}
+
+static int __init hp_wmi_input_setup(void)
+{
+ acpi_status status;
+ int err, val;
+
+ hp_wmi_input_dev = input_allocate_device();
+ if (!hp_wmi_input_dev)
+ return -ENOMEM;
+
+ hp_wmi_input_dev->name = "HP WMI hotkeys";
+ hp_wmi_input_dev->phys = "wmi/input0";
+ hp_wmi_input_dev->id.bustype = BUS_HOST;
+
+ __set_bit(EV_SW, hp_wmi_input_dev->evbit);
+
+ /* Dock */
+ val = hp_wmi_get_dock_state();
+ if (!(val < 0)) {
+ __set_bit(SW_DOCK, hp_wmi_input_dev->swbit);
+ input_report_switch(hp_wmi_input_dev, SW_DOCK, val);
+ }
+
+ /* Tablet mode */
+ val = hp_wmi_get_tablet_mode();
+ if (!(val < 0)) {
+ __set_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit);
+ input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE, val);
+ }
+
+ err = sparse_keymap_setup(hp_wmi_input_dev, hp_wmi_keymap, NULL);
+ if (err)
+ goto err_free_dev;
+
+ /* Set initial hardware state */
+ input_sync(hp_wmi_input_dev);
+
+ if (!hp_wmi_bios_2009_later() && hp_wmi_bios_2008_later())
+ hp_wmi_enable_hotkeys();
+
+ status = wmi_install_notify_handler(HPWMI_EVENT_GUID, hp_wmi_notify, NULL);
+ if (ACPI_FAILURE(status)) {
+ err = -EIO;
+ goto err_free_dev;
+ }
+
+ err = input_register_device(hp_wmi_input_dev);
+ if (err)
+ goto err_uninstall_notifier;
+
+ return 0;
+
+ err_uninstall_notifier:
+ wmi_remove_notify_handler(HPWMI_EVENT_GUID);
+ err_free_dev:
+ input_free_device(hp_wmi_input_dev);
+ return err;
+}
+
+static void hp_wmi_input_destroy(void)
+{
+ wmi_remove_notify_handler(HPWMI_EVENT_GUID);
+ input_unregister_device(hp_wmi_input_dev);
+}
+
+static int __init hp_wmi_rfkill_setup(struct platform_device *device)
+{
+ int err, wireless;
+
+ wireless = hp_wmi_read_int(HPWMI_WIRELESS_QUERY);
+ if (wireless < 0)
+ return wireless;
+
+ err = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, HPWMI_WRITE, &wireless,
+ sizeof(wireless), 0);
+ if (err)
+ return err;
+
+ if (wireless & 0x1) {
+ wifi_rfkill = rfkill_alloc("hp-wifi", &device->dev,
+ RFKILL_TYPE_WLAN,
+ &hp_wmi_rfkill_ops,
+ (void *) HPWMI_WIFI);
+ if (!wifi_rfkill)
+ return -ENOMEM;
+ rfkill_init_sw_state(wifi_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WIFI));
+ rfkill_set_hw_state(wifi_rfkill,
+ hp_wmi_get_hw_state(HPWMI_WIFI));
+ err = rfkill_register(wifi_rfkill);
+ if (err)
+ goto register_wifi_error;
+ }
+
+ if (wireless & 0x2) {
+ bluetooth_rfkill = rfkill_alloc("hp-bluetooth", &device->dev,
+ RFKILL_TYPE_BLUETOOTH,
+ &hp_wmi_rfkill_ops,
+ (void *) HPWMI_BLUETOOTH);
+ if (!bluetooth_rfkill) {
+ err = -ENOMEM;
+ goto register_bluetooth_error;
+ }
+ rfkill_init_sw_state(bluetooth_rfkill,
+ hp_wmi_get_sw_state(HPWMI_BLUETOOTH));
+ rfkill_set_hw_state(bluetooth_rfkill,
+ hp_wmi_get_hw_state(HPWMI_BLUETOOTH));
+ err = rfkill_register(bluetooth_rfkill);
+ if (err)
+ goto register_bluetooth_error;
+ }
+
+ if (wireless & 0x4) {
+ wwan_rfkill = rfkill_alloc("hp-wwan", &device->dev,
+ RFKILL_TYPE_WWAN,
+ &hp_wmi_rfkill_ops,
+ (void *) HPWMI_WWAN);
+ if (!wwan_rfkill) {
+ err = -ENOMEM;
+ goto register_wwan_error;
+ }
+ rfkill_init_sw_state(wwan_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WWAN));
+ rfkill_set_hw_state(wwan_rfkill,
+ hp_wmi_get_hw_state(HPWMI_WWAN));
+ err = rfkill_register(wwan_rfkill);
+ if (err)
+ goto register_wwan_error;
+ }
+
+ return 0;
+
+register_wwan_error:
+ rfkill_destroy(wwan_rfkill);
+ wwan_rfkill = NULL;
+ if (bluetooth_rfkill)
+ rfkill_unregister(bluetooth_rfkill);
+register_bluetooth_error:
+ rfkill_destroy(bluetooth_rfkill);
+ bluetooth_rfkill = NULL;
+ if (wifi_rfkill)
+ rfkill_unregister(wifi_rfkill);
+register_wifi_error:
+ rfkill_destroy(wifi_rfkill);
+ wifi_rfkill = NULL;
+ return err;
+}
+
+static int __init hp_wmi_rfkill2_setup(struct platform_device *device)
+{
+ struct bios_rfkill2_state state;
+ int err, i;
+
+ err = hp_wmi_perform_query(HPWMI_WIRELESS2_QUERY, HPWMI_READ, &state,
+ zero_if_sup(state), sizeof(state));
+ if (err)
+ return err < 0 ? err : -EINVAL;
+
+ if (state.count > HPWMI_MAX_RFKILL2_DEVICES) {
+ pr_warn("unable to parse 0x1b query output\n");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < state.count; i++) {
+ struct rfkill *rfkill;
+ enum rfkill_type type;
+ char *name;
+
+ switch (state.device[i].radio_type) {
+ case HPWMI_WIFI:
+ type = RFKILL_TYPE_WLAN;
+ name = "hp-wifi";
+ break;
+ case HPWMI_BLUETOOTH:
+ type = RFKILL_TYPE_BLUETOOTH;
+ name = "hp-bluetooth";
+ break;
+ case HPWMI_WWAN:
+ type = RFKILL_TYPE_WWAN;
+ name = "hp-wwan";
+ break;
+ case HPWMI_GPS:
+ type = RFKILL_TYPE_GPS;
+ name = "hp-gps";
+ break;
+ default:
+ pr_warn("unknown device type 0x%x\n",
+ state.device[i].radio_type);
+ continue;
+ }
+
+ if (!state.device[i].vendor_id) {
+ pr_warn("zero device %d while %d reported\n",
+ i, state.count);
+ continue;
+ }
+
+ rfkill = rfkill_alloc(name, &device->dev, type,
+ &hp_wmi_rfkill2_ops, (void *)(long)i);
+ if (!rfkill) {
+ err = -ENOMEM;
+ goto fail;
+ }
+
+ rfkill2[rfkill2_count].id = state.device[i].rfkill_id;
+ rfkill2[rfkill2_count].num = i;
+ rfkill2[rfkill2_count].rfkill = rfkill;
+
+ rfkill_init_sw_state(rfkill,
+ IS_SWBLOCKED(state.device[i].power));
+ rfkill_set_hw_state(rfkill,
+ IS_HWBLOCKED(state.device[i].power));
+
+ if (!(state.device[i].power & HPWMI_POWER_BIOS))
+ pr_info("device %s blocked by BIOS\n", name);
+
+ err = rfkill_register(rfkill);
+ if (err) {
+ rfkill_destroy(rfkill);
+ goto fail;
+ }
+
+ rfkill2_count++;
+ }
+
+ return 0;
+fail:
+ for (; rfkill2_count > 0; rfkill2_count--) {
+ rfkill_unregister(rfkill2[rfkill2_count - 1].rfkill);
+ rfkill_destroy(rfkill2[rfkill2_count - 1].rfkill);
+ }
+ return err;
+}
+
+static int platform_profile_omen_get_ec(enum platform_profile_option *profile)
+{
+ int tp;
+
+ tp = omen_thermal_profile_get();
+ if (tp < 0)
+ return tp;
+
+ switch (tp) {
+ case HP_OMEN_V0_THERMAL_PROFILE_PERFORMANCE:
+ case HP_OMEN_V1_THERMAL_PROFILE_PERFORMANCE:
+ *profile = PLATFORM_PROFILE_PERFORMANCE;
+ break;
+ case HP_OMEN_V0_THERMAL_PROFILE_DEFAULT:
+ case HP_OMEN_V1_THERMAL_PROFILE_DEFAULT:
+ *profile = PLATFORM_PROFILE_BALANCED;
+ break;
+ case HP_OMEN_V0_THERMAL_PROFILE_COOL:
+ case HP_OMEN_V1_THERMAL_PROFILE_COOL:
+ *profile = PLATFORM_PROFILE_COOL;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int platform_profile_omen_get(struct device *dev,
+ enum platform_profile_option *profile)
+{
+ /*
+ * We directly return the stored platform profile, as the embedded
+ * controller will not accept switching to the performance option when
+ * the conditions are not met (e.g. the laptop is not plugged in).
+ *
+ * If we directly return what the EC reports, the platform profile will
+ * immediately "switch back" to normal mode, which is against the
+ * expected behaviour from a userspace point of view, as described in
+ * the Platform Profile Section page of the kernel documentation.
+ *
+ * See also omen_powersource_event.
+ */
+ guard(mutex)(&active_platform_profile_lock);
+ *profile = active_platform_profile;
+
+ return 0;
+}
+
+static bool has_omen_thermal_profile_ec_timer(void)
+{
+ const char *board_name = dmi_get_system_info(DMI_BOARD_NAME);
+
+ if (!board_name)
+ return false;
+
+ return match_string(omen_timed_thermal_profile_boards,
+ ARRAY_SIZE(omen_timed_thermal_profile_boards),
+ board_name) >= 0;
+}
+
+inline int omen_thermal_profile_ec_flags_set(enum hp_thermal_profile_omen_flags flags)
+{
+ return ec_write(HP_OMEN_EC_THERMAL_PROFILE_FLAGS_OFFSET, flags);
+}
+
+inline int omen_thermal_profile_ec_timer_set(u8 value)
+{
+ return ec_write(HP_OMEN_EC_THERMAL_PROFILE_TIMER_OFFSET, value);
+}
+
+static int platform_profile_omen_set_ec(enum platform_profile_option profile)
+{
+ int err, tp, tp_version;
+ enum hp_thermal_profile_omen_flags flags = 0;
+
+ tp_version = omen_get_thermal_policy_version();
+
+ if (tp_version < 0 || tp_version > 1)
+ return -EOPNOTSUPP;
+
+ switch (profile) {
+ case PLATFORM_PROFILE_PERFORMANCE:
+ if (tp_version == 0)
+ tp = HP_OMEN_V0_THERMAL_PROFILE_PERFORMANCE;
+ else
+ tp = HP_OMEN_V1_THERMAL_PROFILE_PERFORMANCE;
+ break;
+ case PLATFORM_PROFILE_BALANCED:
+ if (tp_version == 0)
+ tp = HP_OMEN_V0_THERMAL_PROFILE_DEFAULT;
+ else
+ tp = HP_OMEN_V1_THERMAL_PROFILE_DEFAULT;
+ break;
+ case PLATFORM_PROFILE_COOL:
+ if (tp_version == 0)
+ tp = HP_OMEN_V0_THERMAL_PROFILE_COOL;
+ else
+ tp = HP_OMEN_V1_THERMAL_PROFILE_COOL;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ err = omen_thermal_profile_set(tp);
+ if (err < 0)
+ return err;
+
+ if (has_omen_thermal_profile_ec_timer()) {
+ err = omen_thermal_profile_ec_timer_set(0);
+ if (err < 0)
+ return err;
+
+ if (profile == PLATFORM_PROFILE_PERFORMANCE)
+ flags = HP_OMEN_EC_FLAGS_NOTIMER |
+ HP_OMEN_EC_FLAGS_TURBO;
+
+ err = omen_thermal_profile_ec_flags_set(flags);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
+static int platform_profile_omen_set(struct device *dev,
+ enum platform_profile_option profile)
+{
+ int err;
+
+ guard(mutex)(&active_platform_profile_lock);
+
+ err = platform_profile_omen_set_ec(profile);
+ if (err < 0)
+ return err;
+
+ active_platform_profile = profile;
+
+ return 0;
+}
+
+static int thermal_profile_get(void)
+{
+ return hp_wmi_read_int(HPWMI_THERMAL_PROFILE_QUERY);
+}
+
+static int thermal_profile_set(int thermal_profile)
+{
+ return hp_wmi_perform_query(HPWMI_THERMAL_PROFILE_QUERY, HPWMI_WRITE, &thermal_profile,
+ sizeof(thermal_profile), 0);
+}
+
+static int hp_wmi_platform_profile_get(struct device *dev,
+ enum platform_profile_option *profile)
+{
+ int tp;
+
+ tp = thermal_profile_get();
+ if (tp < 0)
+ return tp;
+
+ switch (tp) {
+ case HP_THERMAL_PROFILE_PERFORMANCE:
+ *profile = PLATFORM_PROFILE_PERFORMANCE;
+ break;
+ case HP_THERMAL_PROFILE_DEFAULT:
+ *profile = PLATFORM_PROFILE_BALANCED;
+ break;
+ case HP_THERMAL_PROFILE_COOL:
+ *profile = PLATFORM_PROFILE_COOL;
+ break;
+ case HP_THERMAL_PROFILE_QUIET:
+ *profile = PLATFORM_PROFILE_QUIET;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int hp_wmi_platform_profile_set(struct device *dev,
+ enum platform_profile_option profile)
+{
+ int err, tp;
+
+ switch (profile) {
+ case PLATFORM_PROFILE_PERFORMANCE:
+ tp = HP_THERMAL_PROFILE_PERFORMANCE;
+ break;
+ case PLATFORM_PROFILE_BALANCED:
+ tp = HP_THERMAL_PROFILE_DEFAULT;
+ break;
+ case PLATFORM_PROFILE_COOL:
+ tp = HP_THERMAL_PROFILE_COOL;
+ break;
+ case PLATFORM_PROFILE_QUIET:
+ tp = HP_THERMAL_PROFILE_QUIET;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ err = thermal_profile_set(tp);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static bool is_victus_thermal_profile(void)
+{
+ const char *board_name = dmi_get_system_info(DMI_BOARD_NAME);
+
+ if (!board_name)
+ return false;
+
+ return match_string(victus_thermal_profile_boards,
+ ARRAY_SIZE(victus_thermal_profile_boards),
+ board_name) >= 0;
+}
+
+static int platform_profile_victus_get_ec(enum platform_profile_option *profile)
+{
+ int tp;
+
+ tp = omen_thermal_profile_get();
+ if (tp < 0)
+ return tp;
+
+ switch (tp) {
+ case HP_VICTUS_THERMAL_PROFILE_PERFORMANCE:
+ *profile = PLATFORM_PROFILE_PERFORMANCE;
+ break;
+ case HP_VICTUS_THERMAL_PROFILE_DEFAULT:
+ *profile = PLATFORM_PROFILE_BALANCED;
+ break;
+ case HP_VICTUS_THERMAL_PROFILE_QUIET:
+ *profile = PLATFORM_PROFILE_QUIET;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+static int platform_profile_victus_get(struct device *dev,
+ enum platform_profile_option *profile)
+{
+ /* Same behaviour as platform_profile_omen_get */
+ return platform_profile_omen_get(dev, profile);
+}
+
+static int platform_profile_victus_set_ec(enum platform_profile_option profile)
+{
+ int err, tp;
+
+ switch (profile) {
+ case PLATFORM_PROFILE_PERFORMANCE:
+ tp = HP_VICTUS_THERMAL_PROFILE_PERFORMANCE;
+ break;
+ case PLATFORM_PROFILE_BALANCED:
+ tp = HP_VICTUS_THERMAL_PROFILE_DEFAULT;
+ break;
+ case PLATFORM_PROFILE_QUIET:
+ tp = HP_VICTUS_THERMAL_PROFILE_QUIET;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ err = omen_thermal_profile_set(tp);
+ if (err < 0)
+ return err;
+
+ return 0;
+}
+
+static bool is_victus_s_thermal_profile(void)
+{
+ const char *board_name;
+
+ board_name = dmi_get_system_info(DMI_BOARD_NAME);
+ if (!board_name)
+ return false;
+
+ return match_string(victus_s_thermal_profile_boards,
+ ARRAY_SIZE(victus_s_thermal_profile_boards),
+ board_name) >= 0;
+}
+
+static int victus_s_gpu_thermal_profile_get(bool *ctgp_enable,
+ bool *ppab_enable,
+ u8 *dstate,
+ u8 *gpu_slowdown_temp)
+{
+ struct victus_gpu_power_modes gpu_power_modes;
+ int ret;
+
+ ret = hp_wmi_perform_query(HPWMI_GET_GPU_THERMAL_MODES_QUERY, HPWMI_GM,
+ &gpu_power_modes, sizeof(gpu_power_modes),
+ sizeof(gpu_power_modes));
+ if (ret == 0) {
+ *ctgp_enable = gpu_power_modes.ctgp_enable ? true : false;
+ *ppab_enable = gpu_power_modes.ppab_enable ? true : false;
+ *dstate = gpu_power_modes.dstate;
+ *gpu_slowdown_temp = gpu_power_modes.gpu_slowdown_temp;
+ }
+
+ return ret;
+}
+
+static int victus_s_gpu_thermal_profile_set(bool ctgp_enable,
+ bool ppab_enable,
+ u8 dstate)
+{
+ struct victus_gpu_power_modes gpu_power_modes;
+ int ret;
+
+ bool current_ctgp_state, current_ppab_state;
+ u8 current_dstate, current_gpu_slowdown_temp;
+
+ /* Retrieving GPU slowdown temperature, in order to keep it unchanged */
+ ret = victus_s_gpu_thermal_profile_get(¤t_ctgp_state,
+ ¤t_ppab_state,
+ ¤t_dstate,
+ ¤t_gpu_slowdown_temp);
+ if (ret < 0) {
+ pr_warn("GPU modes not updated, unable to get slowdown temp\n");
+ return ret;
+ }
+
+ gpu_power_modes.ctgp_enable = ctgp_enable ? 0x01 : 0x00;
+ gpu_power_modes.ppab_enable = ppab_enable ? 0x01 : 0x00;
+ gpu_power_modes.dstate = dstate;
+ gpu_power_modes.gpu_slowdown_temp = current_gpu_slowdown_temp;
+
+
+ ret = hp_wmi_perform_query(HPWMI_SET_GPU_THERMAL_MODES_QUERY, HPWMI_GM,
+ &gpu_power_modes, sizeof(gpu_power_modes), 0);
+
+ return ret;
+}
+
+/* Note: HP_POWER_LIMIT_DEFAULT can be used to restore default PL1 and PL2 */
+static int victus_s_set_cpu_pl1_pl2(u8 pl1, u8 pl2)
+{
+ struct victus_power_limits power_limits;
+ int ret;
+
+ /* We need to know both PL1 and PL2 values in order to check them */
+ if (pl1 == HP_POWER_LIMIT_NO_CHANGE || pl2 == HP_POWER_LIMIT_NO_CHANGE)
+ return -EINVAL;
+
+ /* PL2 is not supposed to be lower than PL1 */
+ if (pl2 < pl1)
+ return -EINVAL;
+
+ power_limits.pl1 = pl1;
+ power_limits.pl2 = pl2;
+ power_limits.pl4 = HP_POWER_LIMIT_NO_CHANGE;
+ power_limits.cpu_gpu_concurrent_limit = HP_POWER_LIMIT_NO_CHANGE;
+
+ ret = hp_wmi_perform_query(HPWMI_SET_POWER_LIMITS_QUERY, HPWMI_GM,
+ &power_limits, sizeof(power_limits), 0);
+
+ return ret;
+}
+
+static int platform_profile_victus_s_set_ec(enum platform_profile_option profile)
+{
+ bool gpu_ctgp_enable, gpu_ppab_enable;
+ u8 gpu_dstate; /* Test shows 1 = 100%, 2 = 50%, 3 = 25%, 4 = 12.5% */
+ int err, tp;
+
+ switch (profile) {
+ case PLATFORM_PROFILE_PERFORMANCE:
+ tp = HP_VICTUS_S_THERMAL_PROFILE_PERFORMANCE;
+ gpu_ctgp_enable = true;
+ gpu_ppab_enable = true;
+ gpu_dstate = 1;
+ break;
+ case PLATFORM_PROFILE_BALANCED:
+ tp = HP_VICTUS_S_THERMAL_PROFILE_DEFAULT;
+ gpu_ctgp_enable = false;
+ gpu_ppab_enable = true;
+ gpu_dstate = 1;
+ break;
+ case PLATFORM_PROFILE_LOW_POWER:
+ tp = HP_VICTUS_S_THERMAL_PROFILE_DEFAULT;
+ gpu_ctgp_enable = false;
+ gpu_ppab_enable = false;
+ gpu_dstate = 1;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ hp_wmi_get_fan_count_userdefine_trigger();
+
+ err = omen_thermal_profile_set(tp);
+ if (err < 0) {
+ pr_err("Failed to set platform profile %d: %d\n", profile, err);
+ return err;
+ }
+
+ err = victus_s_gpu_thermal_profile_set(gpu_ctgp_enable,
+ gpu_ppab_enable,
+ gpu_dstate);
+ if (err < 0) {
+ pr_err("Failed to set GPU profile %d: %d\n", profile, err);
+ return err;
+ }
+
+ return 0;
+}
+
+static int platform_profile_victus_s_set(struct device *dev,
+ enum platform_profile_option profile)
+{
+ int err;
+
+ guard(mutex)(&active_platform_profile_lock);
+
+ err = platform_profile_victus_s_set_ec(profile);
+ if (err < 0)
+ return err;
+
+ active_platform_profile = profile;
+
+ return 0;
+}
+
+static int platform_profile_victus_set(struct device *dev,
+ enum platform_profile_option profile)
+{
+ int err;
+
+ guard(mutex)(&active_platform_profile_lock);
+
+ err = platform_profile_victus_set_ec(profile);
+ if (err < 0)
+ return err;
+
+ active_platform_profile = profile;
+
+ return 0;
+}
+
+static int hp_wmi_platform_profile_probe(void *drvdata, unsigned long *choices)
+{
+ if (is_omen_thermal_profile()) {
+ set_bit(PLATFORM_PROFILE_COOL, choices);
+ } else if (is_victus_thermal_profile()) {
+ set_bit(PLATFORM_PROFILE_QUIET, choices);
+ } else if (is_victus_s_thermal_profile()) {
+ /* Adding an equivalent to HP Omen software ECO mode: */
+ set_bit(PLATFORM_PROFILE_LOW_POWER, choices);
+ } else {
+ set_bit(PLATFORM_PROFILE_QUIET, choices);
+ set_bit(PLATFORM_PROFILE_COOL, choices);
+ }
+
+ set_bit(PLATFORM_PROFILE_BALANCED, choices);
+ set_bit(PLATFORM_PROFILE_PERFORMANCE, choices);
+
+ return 0;
+}
+
+static int omen_powersource_event(struct notifier_block *nb,
+ unsigned long value,
+ void *data)
+{
+ struct acpi_bus_event *event_entry = data;
+ enum platform_profile_option actual_profile;
+ int err;
+
+ if (strcmp(event_entry->device_class, ACPI_AC_CLASS) != 0)
+ return NOTIFY_DONE;
+
+ pr_debug("Received power source device event\n");
+
+ guard(mutex)(&active_platform_profile_lock);
+
+ /*
+ * This handler can only be called on Omen and Victus models, so
+ * there's no need to call is_victus_thermal_profile() here.
+ */
+ if (is_omen_thermal_profile())
+ err = platform_profile_omen_get_ec(&actual_profile);
+ else
+ err = platform_profile_victus_get_ec(&actual_profile);
+
+ if (err < 0) {
+ /*
+ * Although we failed to get the current platform profile, we
+ * still want the other event consumers to process it.
+ */
+ pr_warn("Failed to read current platform profile (%d)\n", err);
+ return NOTIFY_DONE;
+ }
+
+ /*
+ * If we're back on AC and that the user-chosen power profile is
+ * different from what the EC reports, we restore the user-chosen
+ * one.
+ */
+ if (power_supply_is_system_supplied() <= 0 ||
+ active_platform_profile == actual_profile) {
+ pr_debug("Platform profile update skipped, conditions unmet\n");
+ return NOTIFY_DONE;
+ }
+
+ if (is_omen_thermal_profile())
+ err = platform_profile_omen_set_ec(active_platform_profile);
+ else
+ err = platform_profile_victus_set_ec(active_platform_profile);
+
+ if (err < 0) {
+ pr_warn("Failed to restore platform profile (%d)\n", err);
+ return NOTIFY_DONE;
+ }
+
+ return NOTIFY_OK;
+}
+
+static int victus_s_powersource_event(struct notifier_block *nb,
+ unsigned long value,
+ void *data)
+{
+ struct acpi_bus_event *event_entry = data;
+ int err;
+
+ if (strcmp(event_entry->device_class, ACPI_AC_CLASS) != 0)
+ return NOTIFY_DONE;
+
+ pr_debug("Received power source device event\n");
+
+ /*
+ * Switching to battery power source while Performance mode is active
+ * needs manual triggering of CPU power limits. Same goes when switching
+ * to AC power source while Performance mode is active. Other modes
+ * however are automatically behaving without any manual action.
+ * Seen on HP 16-s1034nf (board 8C9C) with F.11 and F.13 BIOS versions.
+ */
+
+ if (active_platform_profile == PLATFORM_PROFILE_PERFORMANCE) {
+ pr_debug("Triggering CPU PL1/PL2 actualization\n");
+ err = victus_s_set_cpu_pl1_pl2(HP_POWER_LIMIT_DEFAULT,
+ HP_POWER_LIMIT_DEFAULT);
+ if (err)
+ pr_warn("Failed to actualize power limits: %d\n", err);
+
+ return NOTIFY_DONE;
+ }
+
+ return NOTIFY_OK;
+}
+
+static int omen_register_powersource_event_handler(void)
+{
+ int err;
+
+ platform_power_source_nb.notifier_call = omen_powersource_event;
+ err = register_acpi_notifier(&platform_power_source_nb);
+
+ if (err < 0) {
+ pr_warn("Failed to install ACPI power source notify handler\n");
+ return err;
+ }
+
+ return 0;
+}
+
+static int victus_s_register_powersource_event_handler(void)
+{
+ int err;
+
+ platform_power_source_nb.notifier_call = victus_s_powersource_event;
+ err = register_acpi_notifier(&platform_power_source_nb);
+ if (err < 0) {
+ pr_warn("Failed to install ACPI power source notify handler\n");
+ return err;
+ }
+
+ return 0;
+}
+
+static inline void omen_unregister_powersource_event_handler(void)
+{
+ unregister_acpi_notifier(&platform_power_source_nb);
+}
+
+static inline void victus_s_unregister_powersource_event_handler(void)
+{
+ unregister_acpi_notifier(&platform_power_source_nb);
+}
+
+static const struct platform_profile_ops platform_profile_omen_ops = {
+ .probe = hp_wmi_platform_profile_probe,
+ .profile_get = platform_profile_omen_get,
+ .profile_set = platform_profile_omen_set,
+};
+
+static const struct platform_profile_ops platform_profile_victus_ops = {
+ .probe = hp_wmi_platform_profile_probe,
+ .profile_get = platform_profile_victus_get,
+ .profile_set = platform_profile_victus_set,
+};
+
+static const struct platform_profile_ops platform_profile_victus_s_ops = {
+ .probe = hp_wmi_platform_profile_probe,
+ .profile_get = platform_profile_omen_get,
+ .profile_set = platform_profile_victus_s_set,
+};
+
+static const struct platform_profile_ops hp_wmi_platform_profile_ops = {
+ .probe = hp_wmi_platform_profile_probe,
+ .profile_get = hp_wmi_platform_profile_get,
+ .profile_set = hp_wmi_platform_profile_set,
+};
+
+static int thermal_profile_setup(struct platform_device *device)
+{
+ const struct platform_profile_ops *ops;
+ int err, tp;
+
+ if (is_omen_thermal_profile()) {
+ err = platform_profile_omen_get_ec(&active_platform_profile);
+ if (err < 0)
+ return err;
+
+ /*
+ * call thermal profile write command to ensure that the
+ * firmware correctly sets the OEM variables
+ */
+ err = platform_profile_omen_set_ec(active_platform_profile);
+ if (err < 0)
+ return err;
+
+ ops = &platform_profile_omen_ops;
+ } else if (is_victus_thermal_profile()) {
+ err = platform_profile_victus_get_ec(&active_platform_profile);
+ if (err < 0)
+ return err;
+
+ /*
+ * call thermal profile write command to ensure that the
+ * firmware correctly sets the OEM variables
+ */
+ err = platform_profile_victus_set_ec(active_platform_profile);
+ if (err < 0)
+ return err;
+
+ ops = &platform_profile_victus_ops;
+ } else if (is_victus_s_thermal_profile()) {
+ /*
+ * Being unable to retrieve laptop's current thermal profile,
+ * during this setup, we set it to Balanced by default.
+ */
+ active_platform_profile = PLATFORM_PROFILE_BALANCED;
+
+ err = platform_profile_victus_s_set_ec(active_platform_profile);
+ if (err < 0)
+ return err;
+
+ ops = &platform_profile_victus_s_ops;
+ } else {
+ tp = thermal_profile_get();
+
+ if (tp < 0)
+ return tp;
+
+ /*
+ * call thermal profile write command to ensure that the
+ * firmware correctly sets the OEM variables for the DPTF
+ */
+ err = thermal_profile_set(tp);
+ if (err)
+ return err;
+
+ ops = &hp_wmi_platform_profile_ops;
+ }
+
+ platform_profile_device = devm_platform_profile_register(&device->dev, "hp-wmi",
+ NULL, ops);
+ if (IS_ERR(platform_profile_device))
+ return PTR_ERR(platform_profile_device);
+
+ pr_info("Registered as platform profile handler\n");
+ platform_profile_support = true;
+
+ return 0;
+}
+
+static int hp_wmi_hwmon_init(void);
+
+static int __init hp_wmi_bios_setup(struct platform_device *device)
+{
+ int err;
+ /* clear detected rfkill devices */
+ wifi_rfkill = NULL;
+ bluetooth_rfkill = NULL;
+ wwan_rfkill = NULL;
+ rfkill2_count = 0;
+
+ /*
+ * In pre-2009 BIOS, command 1Bh return 0x4 to indicate that
+ * BIOS no longer controls the power for the wireless
+ * devices. All features supported by this command will no
+ * longer be supported.
+ */
+ if (!hp_wmi_bios_2009_later()) {
+ if (hp_wmi_rfkill_setup(device))
+ hp_wmi_rfkill2_setup(device);
+ }
+
+ err = hp_wmi_hwmon_init();
+
+ if (err < 0)
+ return err;
+
+ thermal_profile_setup(device);
+
+ return 0;
+}
+
+static void __exit hp_wmi_bios_remove(struct platform_device *device)
+{
+ int i;
+
+ for (i = 0; i < rfkill2_count; i++) {
+ rfkill_unregister(rfkill2[i].rfkill);
+ rfkill_destroy(rfkill2[i].rfkill);
+ }
+
+ if (wifi_rfkill) {
+ rfkill_unregister(wifi_rfkill);
+ rfkill_destroy(wifi_rfkill);
+ }
+ if (bluetooth_rfkill) {
+ rfkill_unregister(bluetooth_rfkill);
+ rfkill_destroy(bluetooth_rfkill);
+ }
+ if (wwan_rfkill) {
+ rfkill_unregister(wwan_rfkill);
+ rfkill_destroy(wwan_rfkill);
+ }
+}
+
+static int hp_wmi_resume_handler(struct device *device)
+{
+ /*
+ * Hardware state may have changed while suspended, so trigger
+ * input events for the current state. As this is a switch,
+ * the input layer will only actually pass it on if the state
+ * changed.
+ */
+ if (hp_wmi_input_dev) {
+ if (test_bit(SW_DOCK, hp_wmi_input_dev->swbit))
+ input_report_switch(hp_wmi_input_dev, SW_DOCK,
+ hp_wmi_get_dock_state());
+ if (test_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit))
+ input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE,
+ hp_wmi_get_tablet_mode());
+ input_sync(hp_wmi_input_dev);
+ }
+
+ if (rfkill2_count)
+ hp_wmi_rfkill2_refresh();
+
+ if (wifi_rfkill)
+ rfkill_set_states(wifi_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WIFI),
+ hp_wmi_get_hw_state(HPWMI_WIFI));
+ if (bluetooth_rfkill)
+ rfkill_set_states(bluetooth_rfkill,
+ hp_wmi_get_sw_state(HPWMI_BLUETOOTH),
+ hp_wmi_get_hw_state(HPWMI_BLUETOOTH));
+ if (wwan_rfkill)
+ rfkill_set_states(wwan_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WWAN),
+ hp_wmi_get_hw_state(HPWMI_WWAN));
+
+ return 0;
+}
+
+static const struct dev_pm_ops hp_wmi_pm_ops = {
+ .resume = hp_wmi_resume_handler,
+ .restore = hp_wmi_resume_handler,
+};
+
+/*
+ * hp_wmi_bios_remove() lives in .exit.text. For drivers registered via
+ * module_platform_driver_probe() this is ok because they cannot get unbound at
+ * runtime. So mark the driver struct with __refdata to prevent modpost
+ * triggering a section mismatch warning.
+ */
+static struct platform_driver hp_wmi_driver __refdata = {
+ .driver = {
+ .name = "hp-wmi",
+ .pm = &hp_wmi_pm_ops,
+ .dev_groups = hp_wmi_groups,
+ },
+ .remove = __exit_p(hp_wmi_bios_remove),
+};
+
+static umode_t hp_wmi_hwmon_is_visible(const void *data,
+ enum hwmon_sensor_types type,
+ u32 attr, int channel)
+{
+ switch (type) {
+ case hwmon_pwm:
+ return 0644;
+ case hwmon_fan:
+ if (is_victus_s_thermal_profile()) {
+ if (hp_wmi_get_fan_speed_victus_s(channel) >= 0)
+ return 0444;
+ } else {
+ if (hp_wmi_get_fan_speed(channel) >= 0)
+ return 0444;
+ }
+ break;
+ default:
+ return 0;
+ }
+
+ return 0;
+}
+
+static int hp_wmi_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
+ u32 attr, int channel, long *val)
+{
+ int ret;
+
+ switch (type) {
+ case hwmon_fan:
+ if (is_victus_s_thermal_profile())
+ ret = hp_wmi_get_fan_speed_victus_s(channel);
+ else
+ ret = hp_wmi_get_fan_speed(channel);
+ if (ret < 0)
+ return ret;
+ *val = ret;
+ return 0;
+ case hwmon_pwm:
+ switch (hp_wmi_fan_speed_max_get()) {
+ case 0:
+ /* 0 is automatic fan, which is 2 for hwmon */
+ *val = 2;
+ return 0;
+ case 1:
+ /* 1 is max fan, which is 0
+ * (no fan speed control) for hwmon
+ */
+ *val = 0;
+ return 0;
+ default:
+ /* shouldn't happen */
+ return -ENODATA;
+ }
+ default:
+ return -EINVAL;
+ }
+}
+
+static int hp_wmi_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
+ u32 attr, int channel, long val)
+{
+ switch (type) {
+ case hwmon_pwm:
+ switch (val) {
+ case 0:
+ if (is_victus_s_thermal_profile())
+ hp_wmi_get_fan_count_userdefine_trigger();
+ /* 0 is no fan speed control (max), which is 1 for us */
+ return hp_wmi_fan_speed_max_set(1);
+ case 2:
+ /* 2 is automatic speed control, which is 0 for us */
+ if (is_victus_s_thermal_profile()) {
+ hp_wmi_get_fan_count_userdefine_trigger();
+ return hp_wmi_fan_speed_max_reset();
+ } else
+ return hp_wmi_fan_speed_max_set(0);
+ default:
+ /* we don't support manual fan speed control */
+ return -EINVAL;
+ }
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static const struct hwmon_channel_info * const info[] = {
+ HWMON_CHANNEL_INFO(fan, HWMON_F_INPUT, HWMON_F_INPUT),
+ HWMON_CHANNEL_INFO(pwm, HWMON_PWM_ENABLE),
+ NULL
+};
+
+static const struct hwmon_ops ops = {
+ .is_visible = hp_wmi_hwmon_is_visible,
+ .read = hp_wmi_hwmon_read,
+ .write = hp_wmi_hwmon_write,
+};
+
+static const struct hwmon_chip_info chip_info = {
+ .ops = &ops,
+ .info = info,
+};
+
+static int hp_wmi_hwmon_init(void)
+{
+ struct device *dev = &hp_wmi_platform_dev->dev;
+ struct device *hwmon;
+
+ hwmon = devm_hwmon_device_register_with_info(dev, "hp", &hp_wmi_driver,
+ &chip_info, NULL);
+
+ if (IS_ERR(hwmon)) {
+ dev_err(dev, "Could not register hp hwmon device\n");
+ return PTR_ERR(hwmon);
+ }
+
+ return 0;
+}
+
+static int __init hp_wmi_init(void)
+{
+ int event_capable = wmi_has_guid(HPWMI_EVENT_GUID);
+ int bios_capable = wmi_has_guid(HPWMI_BIOS_GUID);
+ int err, tmp = 0;
+
+ if (!bios_capable && !event_capable)
+ return -ENODEV;
+
+ if (hp_wmi_perform_query(HPWMI_HARDWARE_QUERY, HPWMI_READ, &tmp,
+ sizeof(tmp), sizeof(tmp)) == HPWMI_RET_INVALID_PARAMETERS)
+ zero_insize_support = true;
+
+ if (event_capable) {
+ err = hp_wmi_input_setup();
+ if (err)
+ return err;
+ }
+
+ if (bios_capable) {
+ hp_wmi_platform_dev =
+ platform_device_register_simple("hp-wmi", PLATFORM_DEVID_NONE, NULL, 0);
+ if (IS_ERR(hp_wmi_platform_dev)) {
+ err = PTR_ERR(hp_wmi_platform_dev);
+ goto err_destroy_input;
+ }
+
+ err = platform_driver_probe(&hp_wmi_driver, hp_wmi_bios_setup);
+ if (err)
+ goto err_unregister_device;
+ }
+
+ if (is_omen_thermal_profile() || is_victus_thermal_profile()) {
+ err = omen_register_powersource_event_handler();
+ if (err)
+ goto err_unregister_device;
+ } else if (is_victus_s_thermal_profile()) {
+ err = victus_s_register_powersource_event_handler();
+ if (err)
+ goto err_unregister_device;
+ }
+
+ return 0;
+
+err_unregister_device:
+ platform_device_unregister(hp_wmi_platform_dev);
+err_destroy_input:
+ if (event_capable)
+ hp_wmi_input_destroy();
+
+ return err;
+}
+module_init(hp_wmi_init);
+
+static void __exit hp_wmi_exit(void)
+{
+ if (is_omen_thermal_profile() || is_victus_thermal_profile())
+ omen_unregister_powersource_event_handler();
+
+ if (is_victus_s_thermal_profile())
+ victus_s_unregister_powersource_event_handler();
+
+ if (wmi_has_guid(HPWMI_EVENT_GUID))
+ hp_wmi_input_destroy();
+
+ if (camera_shutter_input_dev)
+ input_unregister_device(camera_shutter_input_dev);
+
+ if (hp_wmi_platform_dev) {
+ platform_device_unregister(hp_wmi_platform_dev);
+ platform_driver_unregister(&hp_wmi_driver);
+ }
+}
+module_exit(hp_wmi_exit);
--
2.50.0
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