#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
#include <linux/minmax.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/dmi.h>
#include <linux/fixp-arith.h>
#include <linux/backlight.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/platform_profile.h>
#include <linux/acpi.h>
#include <linux/i8042.h>
#include <linux/rfkill.h>
#include <linux/workqueue.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
#include <acpi/video.h>
#include <linux/hwmon.h>
#include <linux/units.h>
#include <linux/unaligned.h>
#include <linux/bitfield.h>
#include <linux/bitmap.h>
MODULE_AUTHOR("Carlos Corbacho");
MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver");
MODULE_LICENSE("GPL");
#define ACER_AMW0_WRITE 0x9610
#define ACER_AMW0_WIRELESS_MASK 0x35
#define ACER_AMW0_BLUETOOTH_MASK 0x34
#define ACER_AMW0_MAILLED_MASK 0x31
#define ACER_WMID_GET_WIRELESS_METHODID 1
#define ACER_WMID_GET_BLUETOOTH_METHODID 2
#define ACER_WMID_GET_BRIGHTNESS_METHODID 3
#define ACER_WMID_SET_WIRELESS_METHODID 4
#define ACER_WMID_SET_BLUETOOTH_METHODID 5
#define ACER_WMID_SET_BRIGHTNESS_METHODID 6
#define ACER_WMID_GET_THREEG_METHODID 10
#define ACER_WMID_SET_THREEG_METHODID 11
#define ACER_WMID_SET_GAMING_LED_METHODID 2
#define ACER_WMID_GET_GAMING_LED_METHODID 4
#define ACER_WMID_GET_GAMING_SYS_INFO_METHODID 5
#define ACER_WMID_SET_GAMING_FAN_BEHAVIOR_METHODID 14
#define ACER_WMID_GET_GAMING_FAN_BEHAVIOR_METHODID 15
#define ACER_WMID_SET_GAMING_FAN_SPEED_METHODID 16
#define ACER_WMID_GET_GAMING_FAN_SPEED_METHODID 17
#define ACER_WMID_SET_GAMING_MISC_SETTING_METHODID 22
#define ACER_WMID_GET_GAMING_MISC_SETTING_METHODID 23
#define ACER_GAMING_FAN_BEHAVIOR_CPU BIT(0)
#define ACER_GAMING_FAN_BEHAVIOR_GPU BIT(3)
#define ACER_GAMING_FAN_BEHAVIOR_STATUS_MASK GENMASK_ULL(7, 0)
#define ACER_GAMING_FAN_BEHAVIOR_ID_MASK GENMASK_ULL(15, 0)
#define ACER_GAMING_FAN_BEHAVIOR_SET_CPU_MODE_MASK GENMASK(17, 16)
#define ACER_GAMING_FAN_BEHAVIOR_SET_GPU_MODE_MASK GENMASK(23, 22)
#define ACER_GAMING_FAN_BEHAVIOR_GET_CPU_MODE_MASK GENMASK(9, 8)
#define ACER_GAMING_FAN_BEHAVIOR_GET_GPU_MODE_MASK GENMASK(15, 14)
#define ACER_GAMING_FAN_SPEED_STATUS_MASK GENMASK_ULL(7, 0)
#define ACER_GAMING_FAN_SPEED_ID_MASK GENMASK_ULL(7, 0)
#define ACER_GAMING_FAN_SPEED_VALUE_MASK GENMASK_ULL(15, 8)
#define ACER_GAMING_MISC_SETTING_STATUS_MASK GENMASK_ULL(7, 0)
#define ACER_GAMING_MISC_SETTING_INDEX_MASK GENMASK_ULL(7, 0)
#define ACER_GAMING_MISC_SETTING_VALUE_MASK GENMASK_ULL(15, 8)
#define ACER_PREDATOR_V4_RETURN_STATUS_BIT_MASK GENMASK_ULL(7, 0)
#define ACER_PREDATOR_V4_SENSOR_INDEX_BIT_MASK GENMASK_ULL(15, 8)
#define ACER_PREDATOR_V4_SENSOR_READING_BIT_MASK GENMASK_ULL(23, 8)
#define ACER_PREDATOR_V4_SUPPORTED_SENSORS_BIT_MASK GENMASK_ULL(39, 24)
#define AMW0_GUID1 "67C3371D-95A3-4C37-BB61-DD47B491DAAB"
#define AMW0_GUID2 "431F16ED-0C2B-444C-B267-27DEB140CF9C"
#define WMID_GUID1 "6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3"
#define WMID_GUID2 "95764E09-FB56-4E83-B31A-37761F60994A"
#define WMID_GUID3 "61EF69EA-865C-4BC3-A502-A0DEBA0CB531"
#define WMID_GUID4 "7A4DDFE7-5B5D-40B4-8595-4408E0CC7F56"
#define ACERWMID_EVENT_GUID "676AA15E-6A47-4D9F-A2CC-1E6D18D14026"
MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB");
MODULE_ALIAS("wmi:6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3");
MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026");
enum acer_wmi_event_ids {
WMID_HOTKEY_EVENT = 0x1,
WMID_BACKLIGHT_EVENT = 0x4,
WMID_ACCEL_OR_KBD_DOCK_EVENT = 0x5,
WMID_GAMING_TURBO_KEY_EVENT = 0x7,
WMID_AC_EVENT = 0x8,
};
enum acer_wmi_predator_v4_sys_info_command {
ACER_WMID_CMD_GET_PREDATOR_V4_SUPPORTED_SENSORS = 0x0000,
ACER_WMID_CMD_GET_PREDATOR_V4_SENSOR_READING = 0x0001,
ACER_WMID_CMD_GET_PREDATOR_V4_BAT_STATUS = 0x0002,
};
enum acer_wmi_predator_v4_sensor_id {
ACER_WMID_SENSOR_CPU_TEMPERATURE = 0x01,
ACER_WMID_SENSOR_CPU_FAN_SPEED = 0x02,
ACER_WMID_SENSOR_EXTERNAL_TEMPERATURE_2 = 0x03,
ACER_WMID_SENSOR_GPU_FAN_SPEED = 0x06,
ACER_WMID_SENSOR_GPU_TEMPERATURE = 0x0A,
};
enum acer_wmi_gaming_fan_id {
ACER_WMID_CPU_FAN = 0x01,
ACER_WMID_GPU_FAN = 0x04,
};
enum acer_wmi_gaming_fan_mode {
ACER_WMID_FAN_MODE_AUTO = 0x01,
ACER_WMID_FAN_MODE_TURBO = 0x02,
ACER_WMID_FAN_MODE_CUSTOM = 0x03,
};
enum acer_wmi_predator_v4_oc {
ACER_WMID_OC_NORMAL = 0x0000,
ACER_WMID_OC_TURBO = 0x0002,
};
enum acer_wmi_gaming_misc_setting {
ACER_WMID_MISC_SETTING_OC_1 = 0x0005,
ACER_WMID_MISC_SETTING_OC_2 = 0x0007,
ACER_WMID_MISC_SETTING_SUPPORTED_PROFILES = 0x000A,
ACER_WMID_MISC_SETTING_PLATFORM_PROFILE = 0x000B,
};
static const struct key_entry acer_wmi_keymap[] __initconst = {
{KE_KEY, 0x01, {KEY_WLAN} },
{KE_KEY, 0x03, {KEY_WLAN} },
{KE_KEY, 0x04, {KEY_WLAN} },
{KE_KEY, 0x12, {KEY_BLUETOOTH} },
{KE_KEY, 0x21, {KEY_PROG1} },
{KE_KEY, 0x22, {KEY_PROG2} },
{KE_KEY, 0x23, {KEY_PROG3} },
{KE_KEY, 0x24, {KEY_PROG4} },
{KE_KEY, 0x27, {KEY_HELP} },
{KE_KEY, 0x29, {KEY_PROG3} },
{KE_IGNORE, 0x41, {KEY_MUTE} },
{KE_IGNORE, 0x42, {KEY_PREVIOUSSONG} },
{KE_IGNORE, 0x4d, {KEY_PREVIOUSSONG} },
{KE_IGNORE, 0x43, {KEY_NEXTSONG} },
{KE_IGNORE, 0x4e, {KEY_NEXTSONG} },
{KE_IGNORE, 0x44, {KEY_PLAYPAUSE} },
{KE_IGNORE, 0x4f, {KEY_PLAYPAUSE} },
{KE_IGNORE, 0x45, {KEY_STOP} },
{KE_IGNORE, 0x50, {KEY_STOP} },
{KE_IGNORE, 0x48, {KEY_VOLUMEUP} },
{KE_IGNORE, 0x49, {KEY_VOLUMEDOWN} },
{KE_IGNORE, 0x4a, {KEY_VOLUMEDOWN} },
{KE_KEY, 0x61, {KEY_UNKNOWN} },
{KE_IGNORE, 0x62, {KEY_BRIGHTNESSUP} },
{KE_IGNORE, 0x63, {KEY_BRIGHTNESSDOWN} },
{KE_KEY, 0x64, {KEY_SWITCHVIDEOMODE} },
{KE_IGNORE, 0x81, {KEY_SLEEP} },
{KE_KEY, 0x82, {KEY_TOUCHPAD_TOGGLE} },
{KE_IGNORE, 0x84, {KEY_KBDILLUMTOGGLE} },
{KE_KEY, KEY_TOUCHPAD_ON, {KEY_TOUCHPAD_ON} },
{KE_KEY, KEY_TOUCHPAD_OFF, {KEY_TOUCHPAD_OFF} },
{KE_IGNORE, 0x83, {KEY_TOUCHPAD_TOGGLE} },
{KE_KEY, 0x85, {KEY_TOUCHPAD_TOGGLE} },
{KE_KEY, 0x86, {KEY_WLAN} },
{KE_KEY, 0x87, {KEY_POWER} },
{KE_END, 0}
};
static struct input_dev *acer_wmi_input_dev;
static struct input_dev *acer_wmi_accel_dev;
struct event_return_value {
u8 function;
u8 key_num;
u16 device_state;
u16 reserved1;
u8 kbd_dock_state;
u8 reserved2;
} __packed;
#define ACER_WMID3_GDS_WIRELESS (1<<0)
#define ACER_WMID3_GDS_THREEG (1<<6)
#define ACER_WMID3_GDS_WIMAX (1<<7)
#define ACER_WMID3_GDS_BLUETOOTH (1<<11)
#define ACER_WMID3_GDS_RFBTN (1<<14)
#define ACER_WMID3_GDS_TOUCHPAD (1<<1)
struct func_input_params {
u8 function_num;
u16 commun_devices;
u16 devices;
u8 app_status;
u8 app_mask;
u8 reserved;
} __packed;
struct func_return_value {
u8 error_code;
u8 ec_return_value;
u16 reserved;
} __packed;
struct wmid3_gds_set_input_param {
u8 function_num;
u8 hotkey_number;
u16 devices;
u8 volume_value;
} __packed;
struct wmid3_gds_get_input_param {
u8 function_num;
u8 hotkey_number;
u16 devices;
} __packed;
struct wmid3_gds_return_value {
u8 error_code;
u8 ec_return_value;
u16 devices;
u32 reserved;
} __packed;
struct hotkey_function_type_aa {
u8 type;
u8 length;
u16 handle;
u16 commun_func_bitmap;
u16 application_func_bitmap;
u16 media_func_bitmap;
u16 display_func_bitmap;
u16 others_func_bitmap;
u8 commun_fn_key_number;
} __packed;
#define ACER_CAP_MAILLED BIT(0)
#define ACER_CAP_WIRELESS BIT(1)
#define ACER_CAP_BLUETOOTH BIT(2)
#define ACER_CAP_BRIGHTNESS BIT(3)
#define ACER_CAP_THREEG BIT(4)
#define ACER_CAP_SET_FUNCTION_MODE BIT(5)
#define ACER_CAP_KBD_DOCK BIT(6)
#define ACER_CAP_TURBO_OC BIT(7)
#define ACER_CAP_TURBO_LED BIT(8)
#define ACER_CAP_TURBO_FAN BIT(9)
#define ACER_CAP_PLATFORM_PROFILE BIT(10)
#define ACER_CAP_HWMON BIT(11)
#define ACER_CAP_PWM BIT(12)
enum interface_flags {
ACER_AMW0,
ACER_AMW0_V2,
ACER_WMID,
ACER_WMID_v2,
};
static int max_brightness = 0xF;
static int mailled = -1;
static int brightness = -1;
static int threeg = -1;
static int force_series;
static int force_caps = -1;
static bool ec_raw_mode;
static bool has_type_aa;
static u16 commun_func_bitmap;
static u8 commun_fn_key_number;
static bool cycle_gaming_thermal_profile = true;
static bool predator_v4;
static u64 supported_sensors;
module_param(mailled, int, 0444);
module_param(brightness, int, 0444);
module_param(threeg, int, 0444);
module_param(force_series, int, 0444);
module_param(force_caps, int, 0444);
module_param(ec_raw_mode, bool, 0444);
module_param(cycle_gaming_thermal_profile, bool, 0644);
module_param(predator_v4, bool, 0444);
MODULE_PARM_DESC(mailled, "Set initial state of Mail LED");
MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness");
MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware");
MODULE_PARM_DESC(force_series, "Force a different laptop series");
MODULE_PARM_DESC(force_caps, "Force the capability bitmask to this value");
MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode");
MODULE_PARM_DESC(cycle_gaming_thermal_profile,
"Set thermal mode key in cycle mode. Disabling it sets the mode key in turbo toggle mode");
MODULE_PARM_DESC(predator_v4,
"Enable features for predator laptops that use predator sense v4");
struct acer_data {
int mailled;
int threeg;
int brightness;
};
struct acer_debug {
struct dentry *root;
u32 wmid_devices;
};
static struct rfkill *wireless_rfkill;
static struct rfkill *bluetooth_rfkill;
static struct rfkill *threeg_rfkill;
static bool rfkill_inited;
struct wmi_interface {
u32 type;
u32 capability;
struct acer_data data;
struct acer_debug debug;
};
static struct wmi_interface *interface;
struct quirk_entry {
u8 wireless;
u8 mailled;
s8 brightness;
u8 bluetooth;
u8 turbo;
u8 cpu_fans;
u8 gpu_fans;
u8 predator_v4;
u8 pwm;
};
static struct quirk_entry *quirks;
static void __init set_quirks(void)
{
if (quirks->mailled)
interface->capability |= ACER_CAP_MAILLED;
if (quirks->brightness)
interface->capability |= ACER_CAP_BRIGHTNESS;
if (quirks->turbo)
interface->capability |= ACER_CAP_TURBO_OC | ACER_CAP_TURBO_LED
| ACER_CAP_TURBO_FAN;
if (quirks->predator_v4)
interface->capability |= ACER_CAP_PLATFORM_PROFILE |
ACER_CAP_HWMON;
if (quirks->pwm)
interface->capability |= ACER_CAP_PWM;
}
static int __init dmi_matched(const struct dmi_system_id *dmi)
{
quirks = dmi->driver_data;
return 1;
}
static int __init set_force_caps(const struct dmi_system_id *dmi)
{
if (force_caps == -1) {
force_caps = (uintptr_t)dmi->driver_data;
pr_info("Found %s, set force_caps to 0x%x\n", dmi->ident, force_caps);
}
return 1;
}
static struct quirk_entry quirk_unknown = {
};
static struct quirk_entry quirk_acer_aspire_1520 = {
.brightness = -1,
};
static struct quirk_entry quirk_acer_travelmate_2490 = {
.mailled = 1,
};
static struct quirk_entry quirk_acer_nitro_an515_58 = {
.predator_v4 = 1,
.pwm = 1,
};
static struct quirk_entry quirk_acer_predator_ph315_53 = {
.turbo = 1,
.cpu_fans = 1,
.gpu_fans = 1,
};
static struct quirk_entry quirk_acer_predator_ph16_72 = {
.turbo = 1,
.cpu_fans = 1,
.gpu_fans = 1,
.predator_v4 = 1,
.pwm = 1,
};
static struct quirk_entry quirk_acer_predator_pt14_51 = {
.turbo = 1,
.cpu_fans = 1,
.gpu_fans = 1,
.predator_v4 = 1,
.pwm = 1,
};
static struct quirk_entry quirk_acer_predator_v4 = {
.predator_v4 = 1,
};
static struct quirk_entry quirk_medion_md_98300 = {
.wireless = 1,
};
static struct quirk_entry quirk_fujitsu_amilo_li_1718 = {
.wireless = 2,
};
static struct quirk_entry quirk_lenovo_ideapad_s205 = {
.wireless = 3,
};
static const struct dmi_system_id acer_blacklist[] __initconst = {
{
.ident = "Acer Aspire One (SSD)",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "AOA110"),
},
},
{
.ident = "Acer Aspire One (HDD)",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
},
},
{}
};
static const struct dmi_system_id amw0_whitelist[] __initconst = {
{
.ident = "Acer",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
},
},
{
.ident = "Gateway",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Gateway"),
},
},
{
.ident = "Packard Bell",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Packard Bell"),
},
},
{}
};
static const struct dmi_system_id acer_quirks[] __initconst = {
{
.callback = dmi_matched,
.ident = "Acer Aspire 1360",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
},
.driver_data = &quirk_acer_aspire_1520,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 1520",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1520"),
},
.driver_data = &quirk_acer_aspire_1520,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 3100",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3100"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 3610",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3610"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 5100",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 5610",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 5630",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 5650",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 5680",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Aspire 9110",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer TravelMate 2490",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer TravelMate 4200",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4200"),
},
.driver_data = &quirk_acer_travelmate_2490,
},
{
.callback = dmi_matched,
.ident = "Acer Nitro AN515-58",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Nitro AN515-58"),
},
.driver_data = &quirk_acer_nitro_an515_58,
},
{
.callback = dmi_matched,
.ident = "Acer Predator PH315-53",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PH315-53"),
},
.driver_data = &quirk_acer_predator_ph315_53,
},
{
.callback = dmi_matched,
.ident = "Acer Predator PHN16-71",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PHN16-71"),
},
.driver_data = &quirk_acer_predator_v4,
},
{
.callback = dmi_matched,
.ident = "Acer Predator PH16-71",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PH16-71"),
},
.driver_data = &quirk_acer_predator_v4,
},
{
.callback = dmi_matched,
.ident = "Acer Predator PH16-72",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PH16-72"),
},
.driver_data = &quirk_acer_predator_ph16_72,
},
{
.callback = dmi_matched,
.ident = "Acer Predator Helios Neo 16",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PHN16-72"),
},
.driver_data = &quirk_acer_predator_ph16_72,
},
{
.callback = dmi_matched,
.ident = "Acer Predator PH18-71",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PH18-71"),
},
.driver_data = &quirk_acer_predator_v4,
},
{
.callback = dmi_matched,
.ident = "Acer Predator PT14-51",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Predator PT14-51"),
},
.driver_data = &quirk_acer_predator_pt14_51,
},
{
.callback = set_force_caps,
.ident = "Acer Aspire Switch 10E SW3-016",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW3-016"),
},
.driver_data = (void *)ACER_CAP_KBD_DOCK,
},
{
.callback = set_force_caps,
.ident = "Acer Aspire Switch 10 SW5-012",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
},
.driver_data = (void *)ACER_CAP_KBD_DOCK,
},
{
.callback = set_force_caps,
.ident = "Acer Aspire Switch V 10 SW5-017",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SW5-017"),
},
.driver_data = (void *)ACER_CAP_KBD_DOCK,
},
{
.callback = set_force_caps,
.ident = "Acer One 10 (S1003)",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"),
},
.driver_data = (void *)ACER_CAP_KBD_DOCK,
},
{}
};
static const struct dmi_system_id non_acer_quirks[] __initconst = {
{
.callback = dmi_matched,
.ident = "Fujitsu Siemens Amilo Li 1718",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Li 1718"),
},
.driver_data = &quirk_fujitsu_amilo_li_1718,
},
{
.callback = dmi_matched,
.ident = "Medion MD 98300",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
DMI_MATCH(DMI_PRODUCT_NAME, "WAM2030"),
},
.driver_data = &quirk_medion_md_98300,
},
{
.callback = dmi_matched,
.ident = "Lenovo Ideapad S205",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "10382LG"),
},
.driver_data = &quirk_lenovo_ideapad_s205,
},
{
.callback = dmi_matched,
.ident = "Lenovo Ideapad S205 (Brazos)",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "Brazos"),
},
.driver_data = &quirk_lenovo_ideapad_s205,
},
{
.callback = dmi_matched,
.ident = "Lenovo 3000 N200",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "0687A31"),
},
.driver_data = &quirk_fujitsu_amilo_li_1718,
},
{
.callback = dmi_matched,
.ident = "Lenovo Ideapad S205-10382JG",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "10382JG"),
},
.driver_data = &quirk_lenovo_ideapad_s205,
},
{
.callback = dmi_matched,
.ident = "Lenovo Ideapad S205-1038DPG",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "1038DPG"),
},
.driver_data = &quirk_lenovo_ideapad_s205,
},
{}
};
static struct device *platform_profile_device;
static bool platform_profile_support;
static int last_non_turbo_profile = INT_MIN;
enum acer_predator_v4_thermal_profile {
ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET = 0x00,
ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED = 0x01,
ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE = 0x04,
ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO = 0x05,
ACER_PREDATOR_V4_THERMAL_PROFILE_ECO = 0x06,
};
static void __init find_quirks(void)
{
if (predator_v4) {
quirks = &quirk_acer_predator_v4;
} else if (!force_series) {
dmi_check_system(acer_quirks);
dmi_check_system(non_acer_quirks);
} else if (force_series == 2490) {
quirks = &quirk_acer_travelmate_2490;
}
if (quirks == NULL)
quirks = &quirk_unknown;
}
static bool has_cap(u32 cap)
{
return interface->capability & cap;
}
struct wmab_args {
u32 eax;
u32 ebx;
u32 ecx;
u32 edx;
};
struct wmab_ret {
u32 eax;
u32 ebx;
u32 ecx;
u32 edx;
u32 eex;
};
static acpi_status wmab_execute(struct wmab_args *regbuf,
struct acpi_buffer *result)
{
struct acpi_buffer input;
acpi_status status;
input.length = sizeof(struct wmab_args);
input.pointer = (u8 *)regbuf;
status = wmi_evaluate_method(AMW0_GUID1, 0, 1, &input, result);
return status;
}
static acpi_status AMW0_get_u32(u32 *value, u32 cap)
{
int err;
u8 result;
switch (cap) {
case ACER_CAP_MAILLED:
switch (quirks->mailled) {
default:
err = ec_read(0xA, &result);
if (err)
return AE_ERROR;
*value = (result >> 7) & 0x1;
return AE_OK;
}
break;
case ACER_CAP_WIRELESS:
switch (quirks->wireless) {
case 1:
err = ec_read(0x7B, &result);
if (err)
return AE_ERROR;
*value = result & 0x1;
return AE_OK;
case 2:
err = ec_read(0x71, &result);
if (err)
return AE_ERROR;
*value = result & 0x1;
return AE_OK;
case 3:
err = ec_read(0x78, &result);
if (err)
return AE_ERROR;
*value = result & 0x1;
return AE_OK;
default:
err = ec_read(0xA, &result);
if (err)
return AE_ERROR;
*value = (result >> 2) & 0x1;
return AE_OK;
}
break;
case ACER_CAP_BLUETOOTH:
switch (quirks->bluetooth) {
default:
err = ec_read(0xA, &result);
if (err)
return AE_ERROR;
*value = (result >> 4) & 0x1;
return AE_OK;
}
break;
case ACER_CAP_BRIGHTNESS:
switch (quirks->brightness) {
default:
err = ec_read(0x83, &result);
if (err)
return AE_ERROR;
*value = result;
return AE_OK;
}
break;
default:
return AE_ERROR;
}
return AE_OK;
}
static acpi_status AMW0_set_u32(u32 value, u32 cap)
{
struct wmab_args args;
args.eax = ACER_AMW0_WRITE;
args.ebx = value ? (1<<8) : 0;
args.ecx = args.edx = 0;
switch (cap) {
case ACER_CAP_MAILLED:
if (value > 1)
return AE_BAD_PARAMETER;
args.ebx |= ACER_AMW0_MAILLED_MASK;
break;
case ACER_CAP_WIRELESS:
if (value > 1)
return AE_BAD_PARAMETER;
args.ebx |= ACER_AMW0_WIRELESS_MASK;
break;
case ACER_CAP_BLUETOOTH:
if (value > 1)
return AE_BAD_PARAMETER;
args.ebx |= ACER_AMW0_BLUETOOTH_MASK;
break;
case ACER_CAP_BRIGHTNESS:
if (value > max_brightness)
return AE_BAD_PARAMETER;
switch (quirks->brightness) {
default:
return ec_write(0x83, value);
}
default:
return AE_ERROR;
}
return wmab_execute(&args, NULL);
}
static acpi_status __init AMW0_find_mailled(void)
{
struct wmab_args args;
struct wmab_ret ret;
acpi_status status = AE_OK;
struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
args.eax = 0x86;
args.ebx = args.ecx = args.edx = 0;
status = wmab_execute(&args, &out);
if (ACPI_FAILURE(status))
return status;
obj = (union acpi_object *) out.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER &&
obj->buffer.length == sizeof(struct wmab_ret)) {
ret = *((struct wmab_ret *) obj->buffer.pointer);
} else {
kfree(out.pointer);
return AE_ERROR;
}
if (ret.eex & 0x1)
interface->capability |= ACER_CAP_MAILLED;
kfree(out.pointer);
return AE_OK;
}
static const struct acpi_device_id norfkill_ids[] __initconst = {
{ "VPC2004", 0},
{ "IBM0068", 0},
{ "LEN0068", 0},
{ "SNY5001", 0},
{ "HPQ6601", 0},
{ "", 0},
};
static int __init AMW0_set_cap_acpi_check_device(void)
{
const struct acpi_device_id *id;
for (id = norfkill_ids; id->id[0]; id++)
if (acpi_dev_found(id->id))
return true;
return false;
}
static acpi_status __init AMW0_set_capabilities(void)
{
struct wmab_args args;
struct wmab_ret ret;
acpi_status status;
struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
if (wmi_has_guid(AMW0_GUID2)) {
if ((quirks != &quirk_unknown) ||
!AMW0_set_cap_acpi_check_device())
interface->capability |= ACER_CAP_WIRELESS;
return AE_OK;
}
args.eax = ACER_AMW0_WRITE;
args.ecx = args.edx = 0;
args.ebx = 0xa2 << 8;
args.ebx |= ACER_AMW0_WIRELESS_MASK;
status = wmab_execute(&args, &out);
if (ACPI_FAILURE(status))
return status;
obj = out.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER &&
obj->buffer.length == sizeof(struct wmab_ret)) {
ret = *((struct wmab_ret *) obj->buffer.pointer);
} else {
status = AE_ERROR;
goto out;
}
if (ret.eax & 0x1)
interface->capability |= ACER_CAP_WIRELESS;
args.ebx = 2 << 8;
args.ebx |= ACER_AMW0_BLUETOOTH_MASK;
status = wmab_execute(&args, &out);
if (ACPI_FAILURE(status))
goto out;
obj = (union acpi_object *) out.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER
&& obj->buffer.length == sizeof(struct wmab_ret)) {
ret = *((struct wmab_ret *) obj->buffer.pointer);
} else {
status = AE_ERROR;
goto out;
}
if (ret.eax & 0x1)
interface->capability |= ACER_CAP_BLUETOOTH;
if (quirks->brightness >= 0)
interface->capability |= ACER_CAP_BRIGHTNESS;
status = AE_OK;
out:
kfree(out.pointer);
return status;
}
static struct wmi_interface AMW0_interface = {
.type = ACER_AMW0,
};
static struct wmi_interface AMW0_V2_interface = {
.type = ACER_AMW0_V2,
};
static acpi_status
WMI_execute_u32(u32 method_id, u32 in, u32 *out)
{
struct acpi_buffer input = { (acpi_size) sizeof(u32), (void *)(&in) };
struct acpi_buffer result = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
u32 tmp = 0;
acpi_status status;
status = wmi_evaluate_method(WMID_GUID1, 0, method_id, &input, &result);
if (ACPI_FAILURE(status))
return status;
obj = (union acpi_object *) result.pointer;
if (obj) {
if (obj->type == ACPI_TYPE_BUFFER &&
(obj->buffer.length == sizeof(u32) ||
obj->buffer.length == sizeof(u64))) {
tmp = *((u32 *) obj->buffer.pointer);
} else if (obj->type == ACPI_TYPE_INTEGER) {
tmp = (u32) obj->integer.value;
}
}
if (out)
*out = tmp;
kfree(result.pointer);
return status;
}
static acpi_status WMID_get_u32(u32 *value, u32 cap)
{
acpi_status status;
u8 tmp;
u32 result, method_id = 0;
switch (cap) {
case ACER_CAP_WIRELESS:
method_id = ACER_WMID_GET_WIRELESS_METHODID;
break;
case ACER_CAP_BLUETOOTH:
method_id = ACER_WMID_GET_BLUETOOTH_METHODID;
break;
case ACER_CAP_BRIGHTNESS:
method_id = ACER_WMID_GET_BRIGHTNESS_METHODID;
break;
case ACER_CAP_THREEG:
method_id = ACER_WMID_GET_THREEG_METHODID;
break;
case ACER_CAP_MAILLED:
if (quirks->mailled == 1) {
ec_read(0x9f, &tmp);
*value = tmp & 0x1;
return 0;
}
fallthrough;
default:
return AE_ERROR;
}
status = WMI_execute_u32(method_id, 0, &result);
if (ACPI_SUCCESS(status))
*value = (u8)result;
return status;
}
static acpi_status WMID_set_u32(u32 value, u32 cap)
{
u32 method_id = 0;
char param;
switch (cap) {
case ACER_CAP_BRIGHTNESS:
if (value > max_brightness)
return AE_BAD_PARAMETER;
method_id = ACER_WMID_SET_BRIGHTNESS_METHODID;
break;
case ACER_CAP_WIRELESS:
if (value > 1)
return AE_BAD_PARAMETER;
method_id = ACER_WMID_SET_WIRELESS_METHODID;
break;
case ACER_CAP_BLUETOOTH:
if (value > 1)
return AE_BAD_PARAMETER;
method_id = ACER_WMID_SET_BLUETOOTH_METHODID;
break;
case ACER_CAP_THREEG:
if (value > 1)
return AE_BAD_PARAMETER;
method_id = ACER_WMID_SET_THREEG_METHODID;
break;
case ACER_CAP_MAILLED:
if (value > 1)
return AE_BAD_PARAMETER;
if (quirks->mailled == 1) {
param = value ? 0x92 : 0x93;
i8042_lock_chip();
i8042_command(¶m, 0x1059);
i8042_unlock_chip();
return 0;
}
break;
default:
return AE_ERROR;
}
return WMI_execute_u32(method_id, (u32)value, NULL);
}
static acpi_status wmid3_get_device_status(u32 *value, u16 device)
{
struct wmid3_gds_return_value return_value;
acpi_status status;
union acpi_object *obj;
struct wmid3_gds_get_input_param params = {
.function_num = 0x1,
.hotkey_number = commun_fn_key_number,
.devices = device,
};
struct acpi_buffer input = {
sizeof(struct wmid3_gds_get_input_param),
¶ms
};
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output);
if (ACPI_FAILURE(status))
return status;
obj = output.pointer;
if (!obj)
return AE_ERROR;
else if (obj->type != ACPI_TYPE_BUFFER) {
kfree(obj);
return AE_ERROR;
}
if (obj->buffer.length != 8) {
pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return AE_ERROR;
}
return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer);
kfree(obj);
if (return_value.error_code || return_value.ec_return_value)
pr_warn("Get 0x%x Device Status failed: 0x%x - 0x%x\n",
device,
return_value.error_code,
return_value.ec_return_value);
else
*value = !!(return_value.devices & device);
return status;
}
static acpi_status wmid_v2_get_u32(u32 *value, u32 cap)
{
u16 device;
switch (cap) {
case ACER_CAP_WIRELESS:
device = ACER_WMID3_GDS_WIRELESS;
break;
case ACER_CAP_BLUETOOTH:
device = ACER_WMID3_GDS_BLUETOOTH;
break;
case ACER_CAP_THREEG:
device = ACER_WMID3_GDS_THREEG;
break;
default:
return AE_ERROR;
}
return wmid3_get_device_status(value, device);
}
static acpi_status wmid3_set_device_status(u32 value, u16 device)
{
struct wmid3_gds_return_value return_value;
acpi_status status;
union acpi_object *obj;
u16 devices;
struct wmid3_gds_get_input_param get_params = {
.function_num = 0x1,
.hotkey_number = commun_fn_key_number,
.devices = commun_func_bitmap,
};
struct acpi_buffer get_input = {
sizeof(struct wmid3_gds_get_input_param),
&get_params
};
struct wmid3_gds_set_input_param set_params = {
.function_num = 0x2,
.hotkey_number = commun_fn_key_number,
.devices = commun_func_bitmap,
};
struct acpi_buffer set_input = {
sizeof(struct wmid3_gds_set_input_param),
&set_params
};
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
struct acpi_buffer output2 = { ACPI_ALLOCATE_BUFFER, NULL };
status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &get_input, &output);
if (ACPI_FAILURE(status))
return status;
obj = output.pointer;
if (!obj)
return AE_ERROR;
else if (obj->type != ACPI_TYPE_BUFFER) {
kfree(obj);
return AE_ERROR;
}
if (obj->buffer.length != 8) {
pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return AE_ERROR;
}
return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer);
kfree(obj);
if (return_value.error_code || return_value.ec_return_value) {
pr_warn("Get Current Device Status failed: 0x%x - 0x%x\n",
return_value.error_code,
return_value.ec_return_value);
return status;
}
devices = return_value.devices;
set_params.devices = (value) ? (devices | device) : (devices & ~device);
status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &set_input, &output2);
if (ACPI_FAILURE(status))
return status;
obj = output2.pointer;
if (!obj)
return AE_ERROR;
else if (obj->type != ACPI_TYPE_BUFFER) {
kfree(obj);
return AE_ERROR;
}
if (obj->buffer.length != 4) {
pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return AE_ERROR;
}
return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer);
kfree(obj);
if (return_value.error_code || return_value.ec_return_value)
pr_warn("Set Device Status failed: 0x%x - 0x%x\n",
return_value.error_code,
return_value.ec_return_value);
return status;
}
static acpi_status wmid_v2_set_u32(u32 value, u32 cap)
{
u16 device;
switch (cap) {
case ACER_CAP_WIRELESS:
device = ACER_WMID3_GDS_WIRELESS;
break;
case ACER_CAP_BLUETOOTH:
device = ACER_WMID3_GDS_BLUETOOTH;
break;
case ACER_CAP_THREEG:
device = ACER_WMID3_GDS_THREEG;
break;
default:
return AE_ERROR;
}
return wmid3_set_device_status(value, device);
}
static void __init type_aa_dmi_decode(const struct dmi_header *header, void *d)
{
struct hotkey_function_type_aa *type_aa;
if (header->type != 0xAA)
return;
has_type_aa = true;
type_aa = (struct hotkey_function_type_aa *) header;
pr_info("Function bitmap for Communication Button: 0x%x\n",
type_aa->commun_func_bitmap);
commun_func_bitmap = type_aa->commun_func_bitmap;
if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_WIRELESS)
interface->capability |= ACER_CAP_WIRELESS;
if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_THREEG)
interface->capability |= ACER_CAP_THREEG;
if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_BLUETOOTH)
interface->capability |= ACER_CAP_BLUETOOTH;
if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_RFBTN)
commun_func_bitmap &= ~ACER_WMID3_GDS_RFBTN;
commun_fn_key_number = type_aa->commun_fn_key_number;
}
static acpi_status __init WMID_set_capabilities(void)
{
struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL};
union acpi_object *obj;
acpi_status status;
u32 devices;
status = wmi_query_block(WMID_GUID2, 0, &out);
if (ACPI_FAILURE(status))
return status;
obj = (union acpi_object *) out.pointer;
if (obj) {
if (obj->type == ACPI_TYPE_BUFFER &&
(obj->buffer.length == sizeof(u32) ||
obj->buffer.length == sizeof(u64))) {
devices = *((u32 *) obj->buffer.pointer);
} else if (obj->type == ACPI_TYPE_INTEGER) {
devices = (u32) obj->integer.value;
} else {
kfree(out.pointer);
return AE_ERROR;
}
} else {
kfree(out.pointer);
return AE_ERROR;
}
pr_info("Function bitmap for Communication Device: 0x%x\n", devices);
if (devices & 0x07)
interface->capability |= ACER_CAP_WIRELESS;
if (devices & 0x40)
interface->capability |= ACER_CAP_THREEG;
if (devices & 0x10)
interface->capability |= ACER_CAP_BLUETOOTH;
if (!(devices & 0x20))
max_brightness = 0x9;
kfree(out.pointer);
return status;
}
static struct wmi_interface wmid_interface = {
.type = ACER_WMID,
};
static struct wmi_interface wmid_v2_interface = {
.type = ACER_WMID_v2,
};
static acpi_status
WMI_gaming_execute_u64(u32 method_id, u64 in, u64 *out)
{
struct acpi_buffer input = { (acpi_size) sizeof(u64), (void *)(&in) };
struct acpi_buffer result = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
u64 tmp = 0;
acpi_status status;
status = wmi_evaluate_method(WMID_GUID4, 0, method_id, &input, &result);
if (ACPI_FAILURE(status))
return status;
obj = (union acpi_object *) result.pointer;
if (obj) {
if (obj->type == ACPI_TYPE_BUFFER) {
if (obj->buffer.length == sizeof(u32))
tmp = *((u32 *) obj->buffer.pointer);
else if (obj->buffer.length == sizeof(u64))
tmp = *((u64 *) obj->buffer.pointer);
} else if (obj->type == ACPI_TYPE_INTEGER) {
tmp = (u64) obj->integer.value;
}
}
if (out)
*out = tmp;
kfree(result.pointer);
return status;
}
static int WMI_gaming_execute_u32_u64(u32 method_id, u32 in, u64 *out)
{
struct acpi_buffer result = { ACPI_ALLOCATE_BUFFER, NULL };
struct acpi_buffer input = {
.length = sizeof(in),
.pointer = &in,
};
union acpi_object *obj;
acpi_status status;
int ret = 0;
status = wmi_evaluate_method(WMID_GUID4, 0, method_id, &input, &result);
if (ACPI_FAILURE(status))
return -EIO;
obj = result.pointer;
if (obj && out) {
switch (obj->type) {
case ACPI_TYPE_INTEGER:
*out = obj->integer.value;
break;
case ACPI_TYPE_BUFFER:
if (obj->buffer.length < sizeof(*out))
ret = -ENOMSG;
else
*out = get_unaligned_le64(obj->buffer.pointer);
break;
default:
ret = -ENOMSG;
break;
}
}
kfree(obj);
return ret;
}
static acpi_status WMID_gaming_set_u64(u64 value, u32 cap)
{
u32 method_id = 0;
if (!(interface->capability & cap))
return AE_BAD_PARAMETER;
switch (cap) {
case ACER_CAP_TURBO_LED:
method_id = ACER_WMID_SET_GAMING_LED_METHODID;
break;
default:
return AE_BAD_PARAMETER;
}
return WMI_gaming_execute_u64(method_id, value, NULL);
}
static acpi_status WMID_gaming_get_u64(u64 *value, u32 cap)
{
acpi_status status;
u64 result;
u64 input;
u32 method_id;
if (!(interface->capability & cap))
return AE_BAD_PARAMETER;
switch (cap) {
case ACER_CAP_TURBO_LED:
method_id = ACER_WMID_GET_GAMING_LED_METHODID;
input = 0x1;
break;
default:
return AE_BAD_PARAMETER;
}
status = WMI_gaming_execute_u64(method_id, input, &result);
if (ACPI_SUCCESS(status))
*value = (u64) result;
return status;
}
static int WMID_gaming_get_sys_info(u32 command, u64 *out)
{
acpi_status status;
u64 result;
status = WMI_gaming_execute_u64(ACER_WMID_GET_GAMING_SYS_INFO_METHODID, command, &result);
if (ACPI_FAILURE(status))
return -EIO;
if (FIELD_GET(ACER_PREDATOR_V4_RETURN_STATUS_BIT_MASK, result))
return -EIO;
*out = result;
return 0;
}
static int WMID_gaming_set_fan_behavior(u16 fan_bitmap, enum acer_wmi_gaming_fan_mode mode)
{
acpi_status status;
u64 input = 0;
u64 result;
input |= FIELD_PREP(ACER_GAMING_FAN_BEHAVIOR_ID_MASK, fan_bitmap);
if (fan_bitmap & ACER_GAMING_FAN_BEHAVIOR_CPU)
input |= FIELD_PREP(ACER_GAMING_FAN_BEHAVIOR_SET_CPU_MODE_MASK, mode);
if (fan_bitmap & ACER_GAMING_FAN_BEHAVIOR_GPU)
input |= FIELD_PREP(ACER_GAMING_FAN_BEHAVIOR_SET_GPU_MODE_MASK, mode);
status = WMI_gaming_execute_u64(ACER_WMID_SET_GAMING_FAN_BEHAVIOR_METHODID, input,
&result);
if (ACPI_FAILURE(status))
return -EIO;
if (FIELD_GET(ACER_GAMING_FAN_BEHAVIOR_STATUS_MASK, result))
return -EIO;
return 0;
}
static int WMID_gaming_get_fan_behavior(u16 fan_bitmap, enum acer_wmi_gaming_fan_mode *mode)
{
acpi_status status;
u32 input = 0;
u64 result;
int value;
input |= FIELD_PREP(ACER_GAMING_FAN_BEHAVIOR_ID_MASK, fan_bitmap);
status = WMI_gaming_execute_u32_u64(ACER_WMID_GET_GAMING_FAN_BEHAVIOR_METHODID, input,
&result);
if (ACPI_FAILURE(status))
return -EIO;
if (FIELD_GET(ACER_GAMING_FAN_BEHAVIOR_STATUS_MASK, result))
return -EIO;
if (fan_bitmap & ACER_GAMING_FAN_BEHAVIOR_CPU)
value = FIELD_GET(ACER_GAMING_FAN_BEHAVIOR_GET_CPU_MODE_MASK, result);
else if (fan_bitmap & ACER_GAMING_FAN_BEHAVIOR_GPU)
value = FIELD_GET(ACER_GAMING_FAN_BEHAVIOR_GET_GPU_MODE_MASK, result);
else
return -EINVAL;
if (value < ACER_WMID_FAN_MODE_AUTO || value > ACER_WMID_FAN_MODE_CUSTOM)
return -ENXIO;
*mode = value;
return 0;
}
static void WMID_gaming_set_fan_mode(enum acer_wmi_gaming_fan_mode mode)
{
u16 fan_bitmap = 0;
if (quirks->cpu_fans > 0)
fan_bitmap |= ACER_GAMING_FAN_BEHAVIOR_CPU;
if (quirks->gpu_fans > 0)
fan_bitmap |= ACER_GAMING_FAN_BEHAVIOR_GPU;
WMID_gaming_set_fan_behavior(fan_bitmap, mode);
}
static int WMID_gaming_set_gaming_fan_speed(u8 fan, u8 speed)
{
acpi_status status;
u64 input = 0;
u64 result;
if (speed > 100)
return -EINVAL;
input |= FIELD_PREP(ACER_GAMING_FAN_SPEED_ID_MASK, fan);
input |= FIELD_PREP(ACER_GAMING_FAN_SPEED_VALUE_MASK, speed);
status = WMI_gaming_execute_u64(ACER_WMID_SET_GAMING_FAN_SPEED_METHODID, input, &result);
if (ACPI_FAILURE(status))
return -EIO;
switch (FIELD_GET(ACER_GAMING_FAN_SPEED_STATUS_MASK, result)) {
case 0x00:
return 0;
case 0x01:
return -ENODEV;
case 0x02:
return -EINVAL;
default:
return -ENXIO;
}
}
static int WMID_gaming_get_gaming_fan_speed(u8 fan, u8 *speed)
{
acpi_status status;
u32 input = 0;
u64 result;
input |= FIELD_PREP(ACER_GAMING_FAN_SPEED_ID_MASK, fan);
status = WMI_gaming_execute_u32_u64(ACER_WMID_GET_GAMING_FAN_SPEED_METHODID, input,
&result);
if (ACPI_FAILURE(status))
return -EIO;
if (FIELD_GET(ACER_GAMING_FAN_SPEED_STATUS_MASK, result))
return -ENODEV;
*speed = FIELD_GET(ACER_GAMING_FAN_SPEED_VALUE_MASK, result);
return 0;
}
static int WMID_gaming_set_misc_setting(enum acer_wmi_gaming_misc_setting setting, u8 value)
{
acpi_status status;
u64 input = 0;
u64 result;
input |= FIELD_PREP(ACER_GAMING_MISC_SETTING_INDEX_MASK, setting);
input |= FIELD_PREP(ACER_GAMING_MISC_SETTING_VALUE_MASK, value);
status = WMI_gaming_execute_u64(ACER_WMID_SET_GAMING_MISC_SETTING_METHODID, input, &result);
if (ACPI_FAILURE(status))
return -EIO;
if (FIELD_GET(ACER_GAMING_MISC_SETTING_STATUS_MASK, result))
return -EIO;
return 0;
}
static int WMID_gaming_get_misc_setting(enum acer_wmi_gaming_misc_setting setting, u8 *value)
{
u64 input = 0;
u64 result;
int ret;
input |= FIELD_PREP(ACER_GAMING_MISC_SETTING_INDEX_MASK, setting);
ret = WMI_gaming_execute_u32_u64(ACER_WMID_GET_GAMING_MISC_SETTING_METHODID, input,
&result);
if (ret < 0)
return ret;
if (FIELD_GET(ACER_GAMING_MISC_SETTING_STATUS_MASK, result))
return -EIO;
*value = FIELD_GET(ACER_GAMING_MISC_SETTING_VALUE_MASK, result);
return 0;
}
static acpi_status get_u32(u32 *value, u32 cap)
{
acpi_status status = AE_ERROR;
switch (interface->type) {
case ACER_AMW0:
status = AMW0_get_u32(value, cap);
break;
case ACER_AMW0_V2:
if (cap == ACER_CAP_MAILLED) {
status = AMW0_get_u32(value, cap);
break;
}
fallthrough;
case ACER_WMID:
status = WMID_get_u32(value, cap);
break;
case ACER_WMID_v2:
if (cap & (ACER_CAP_WIRELESS |
ACER_CAP_BLUETOOTH |
ACER_CAP_THREEG))
status = wmid_v2_get_u32(value, cap);
else if (wmi_has_guid(WMID_GUID2))
status = WMID_get_u32(value, cap);
break;
}
return status;
}
static acpi_status set_u32(u32 value, u32 cap)
{
acpi_status status;
if (interface->capability & cap) {
switch (interface->type) {
case ACER_AMW0:
return AMW0_set_u32(value, cap);
case ACER_AMW0_V2:
if (cap == ACER_CAP_MAILLED)
return AMW0_set_u32(value, cap);
if (cap == ACER_CAP_WIRELESS ||
cap == ACER_CAP_BLUETOOTH) {
status = WMID_set_u32(value, cap);
if (ACPI_FAILURE(status))
return status;
return AMW0_set_u32(value, cap);
}
fallthrough;
case ACER_WMID:
return WMID_set_u32(value, cap);
case ACER_WMID_v2:
if (cap & (ACER_CAP_WIRELESS |
ACER_CAP_BLUETOOTH |
ACER_CAP_THREEG))
return wmid_v2_set_u32(value, cap);
else if (wmi_has_guid(WMID_GUID2))
return WMID_set_u32(value, cap);
fallthrough;
default:
return AE_BAD_PARAMETER;
}
}
return AE_BAD_PARAMETER;
}
static void __init acer_commandline_init(void)
{
if (mailled >= 0)
set_u32(mailled, ACER_CAP_MAILLED);
if (!has_type_aa && threeg >= 0)
set_u32(threeg, ACER_CAP_THREEG);
if (brightness >= 0)
set_u32(brightness, ACER_CAP_BRIGHTNESS);
}
static void mail_led_set(struct led_classdev *led_cdev,
enum led_brightness value)
{
set_u32(value, ACER_CAP_MAILLED);
}
static struct led_classdev mail_led = {
.name = "acer-wmi::mail",
.brightness_set = mail_led_set,
};
static int acer_led_init(struct device *dev)
{
return led_classdev_register(dev, &mail_led);
}
static void acer_led_exit(void)
{
set_u32(LED_OFF, ACER_CAP_MAILLED);
led_classdev_unregister(&mail_led);
}
static struct backlight_device *acer_backlight_device;
static int read_brightness(struct backlight_device *bd)
{
u32 value;
get_u32(&value, ACER_CAP_BRIGHTNESS);
return value;
}
static int update_bl_status(struct backlight_device *bd)
{
int intensity = backlight_get_brightness(bd);
set_u32(intensity, ACER_CAP_BRIGHTNESS);
return 0;
}
static const struct backlight_ops acer_bl_ops = {
.get_brightness = read_brightness,
.update_status = update_bl_status,
};
static int acer_backlight_init(struct device *dev)
{
struct backlight_properties props;
struct backlight_device *bd;
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_PLATFORM;
props.max_brightness = max_brightness;
bd = backlight_device_register("acer-wmi", dev, NULL, &acer_bl_ops,
&props);
if (IS_ERR(bd)) {
pr_err("Could not register Acer backlight device\n");
acer_backlight_device = NULL;
return PTR_ERR(bd);
}
acer_backlight_device = bd;
bd->props.power = BACKLIGHT_POWER_ON;
bd->props.brightness = read_brightness(bd);
backlight_update_status(bd);
return 0;
}
static void acer_backlight_exit(void)
{
backlight_device_unregister(acer_backlight_device);
}
static acpi_handle gsensor_handle;
static int acer_gsensor_init(void)
{
acpi_status status;
struct acpi_buffer output;
union acpi_object out_obj;
output.length = sizeof(out_obj);
output.pointer = &out_obj;
status = acpi_evaluate_object(gsensor_handle, "_INI", NULL, &output);
if (ACPI_FAILURE(status))
return -1;
return 0;
}
static int acer_gsensor_open(struct input_dev *input)
{
return acer_gsensor_init();
}
static int acer_gsensor_event(void)
{
acpi_status status;
struct acpi_buffer output;
union acpi_object out_obj[5];
if (!acer_wmi_accel_dev)
return -1;
output.length = sizeof(out_obj);
output.pointer = out_obj;
status = acpi_evaluate_object(gsensor_handle, "RDVL", NULL, &output);
if (ACPI_FAILURE(status))
return -1;
if (out_obj->package.count != 4)
return -1;
input_report_abs(acer_wmi_accel_dev, ABS_X,
(s16)out_obj->package.elements[0].integer.value);
input_report_abs(acer_wmi_accel_dev, ABS_Y,
(s16)out_obj->package.elements[1].integer.value);
input_report_abs(acer_wmi_accel_dev, ABS_Z,
(s16)out_obj->package.elements[2].integer.value);
input_sync(acer_wmi_accel_dev);
return 0;
}
static int acer_toggle_turbo(void)
{
u64 turbo_led_state;
if (ACPI_FAILURE(WMID_gaming_get_u64(&turbo_led_state, ACER_CAP_TURBO_LED)))
return -1;
if (turbo_led_state) {
WMID_gaming_set_u64(0x1, ACER_CAP_TURBO_LED);
if (has_cap(ACER_CAP_TURBO_FAN))
WMID_gaming_set_fan_mode(ACER_WMID_FAN_MODE_AUTO);
if (has_cap(ACER_CAP_TURBO_OC)) {
WMID_gaming_set_misc_setting(ACER_WMID_MISC_SETTING_OC_1,
ACER_WMID_OC_NORMAL);
WMID_gaming_set_misc_setting(ACER_WMID_MISC_SETTING_OC_2,
ACER_WMID_OC_NORMAL);
}
} else {
WMID_gaming_set_u64(0x10001, ACER_CAP_TURBO_LED);
if (has_cap(ACER_CAP_TURBO_FAN))
WMID_gaming_set_fan_mode(ACER_WMID_FAN_MODE_TURBO);
if (has_cap(ACER_CAP_TURBO_OC)) {
WMID_gaming_set_misc_setting(ACER_WMID_MISC_SETTING_OC_1,
ACER_WMID_OC_TURBO);
WMID_gaming_set_misc_setting(ACER_WMID_MISC_SETTING_OC_2,
ACER_WMID_OC_TURBO);
}
}
return turbo_led_state;
}
static int
acer_predator_v4_platform_profile_get(struct device *dev,
enum platform_profile_option *profile)
{
u8 tp;
int err;
err = WMID_gaming_get_misc_setting(ACER_WMID_MISC_SETTING_PLATFORM_PROFILE, &tp);
if (err)
return err;
switch (tp) {
case ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO:
*profile = PLATFORM_PROFILE_PERFORMANCE;
break;
case ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE:
*profile = PLATFORM_PROFILE_BALANCED_PERFORMANCE;
break;
case ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED:
*profile = PLATFORM_PROFILE_BALANCED;
break;
case ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET:
*profile = PLATFORM_PROFILE_QUIET;
break;
case ACER_PREDATOR_V4_THERMAL_PROFILE_ECO:
*profile = PLATFORM_PROFILE_LOW_POWER;
break;
default:
return -EOPNOTSUPP;
}
return 0;
}
static int
acer_predator_v4_platform_profile_set(struct device *dev,
enum platform_profile_option profile)
{
int err, tp;
switch (profile) {
case PLATFORM_PROFILE_PERFORMANCE:
tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO;
break;
case PLATFORM_PROFILE_BALANCED_PERFORMANCE:
tp = ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE;
break;
case PLATFORM_PROFILE_BALANCED:
tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED;
break;
case PLATFORM_PROFILE_QUIET:
tp = ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET;
break;
case PLATFORM_PROFILE_LOW_POWER:
tp = ACER_PREDATOR_V4_THERMAL_PROFILE_ECO;
break;
default:
return -EOPNOTSUPP;
}
err = WMID_gaming_set_misc_setting(ACER_WMID_MISC_SETTING_PLATFORM_PROFILE, tp);
if (err)
return err;
if (tp != ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO)
last_non_turbo_profile = tp;
return 0;
}
static int
acer_predator_v4_platform_profile_probe(void *drvdata, unsigned long *choices)
{
set_bit(PLATFORM_PROFILE_PERFORMANCE, choices);
set_bit(PLATFORM_PROFILE_BALANCED_PERFORMANCE, choices);
set_bit(PLATFORM_PROFILE_BALANCED, choices);
set_bit(PLATFORM_PROFILE_QUIET, choices);
set_bit(PLATFORM_PROFILE_LOW_POWER, choices);
last_non_turbo_profile = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED;
return 0;
}
static const struct platform_profile_ops acer_predator_v4_platform_profile_ops = {
.probe = acer_predator_v4_platform_profile_probe,
.profile_get = acer_predator_v4_platform_profile_get,
.profile_set = acer_predator_v4_platform_profile_set,
};
static int acer_platform_profile_setup(struct platform_device *device)
{
if (quirks->predator_v4) {
platform_profile_device = devm_platform_profile_register(
&device->dev, "acer-wmi", NULL, &acer_predator_v4_platform_profile_ops);
if (IS_ERR(platform_profile_device))
return PTR_ERR(platform_profile_device);
platform_profile_support = true;
}
return 0;
}
static int acer_thermal_profile_change(void)
{
if (quirks->predator_v4) {
u8 current_tp;
int err, tp;
if (cycle_gaming_thermal_profile) {
platform_profile_cycle();
} else {
err = WMID_gaming_get_misc_setting(
ACER_WMID_MISC_SETTING_PLATFORM_PROFILE, ¤t_tp);
if (err)
return err;
if (current_tp == ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO)
tp = last_non_turbo_profile;
else
tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO;
err = WMID_gaming_set_misc_setting(
ACER_WMID_MISC_SETTING_PLATFORM_PROFILE, tp);
if (err)
return err;
if (current_tp != ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO)
last_non_turbo_profile = current_tp;
platform_profile_notify(platform_profile_device);
}
}
return 0;
}
static int acer_kbd_dock_state_to_sw_tablet_mode(u8 kbd_dock_state)
{
switch (kbd_dock_state) {
case 0x01:
return 0;
case 0x04:
case 0x40:
return 1;
default:
pr_warn("Unknown kbd_dock_state 0x%02x\n", kbd_dock_state);
}
return 0;
}
static void acer_kbd_dock_get_initial_state(void)
{
u8 *output, input[8] = { 0x05, 0x00, };
struct acpi_buffer input_buf = { sizeof(input), input };
struct acpi_buffer output_buf = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
acpi_status status;
int sw_tablet_mode;
status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input_buf, &output_buf);
if (ACPI_FAILURE(status)) {
pr_err("Error getting keyboard-dock initial status: %s\n",
acpi_format_exception(status));
return;
}
obj = output_buf.pointer;
if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) {
pr_err("Unexpected output format getting keyboard-dock initial status\n");
goto out_free_obj;
}
output = obj->buffer.pointer;
if (output[0] != 0x00 || (output[3] != 0x05 && output[3] != 0x45)) {
pr_err("Unexpected output [0]=0x%02x [3]=0x%02x getting keyboard-dock initial status\n",
output[0], output[3]);
goto out_free_obj;
}
sw_tablet_mode = acer_kbd_dock_state_to_sw_tablet_mode(output[4]);
input_report_switch(acer_wmi_input_dev, SW_TABLET_MODE, sw_tablet_mode);
out_free_obj:
kfree(obj);
}
static void acer_kbd_dock_event(const struct event_return_value *event)
{
int sw_tablet_mode;
if (!has_cap(ACER_CAP_KBD_DOCK))
return;
sw_tablet_mode = acer_kbd_dock_state_to_sw_tablet_mode(event->kbd_dock_state);
input_report_switch(acer_wmi_input_dev, SW_TABLET_MODE, sw_tablet_mode);
input_sync(acer_wmi_input_dev);
}
static void acer_rfkill_update(struct work_struct *ignored);
static DECLARE_DELAYED_WORK(acer_rfkill_work, acer_rfkill_update);
static void acer_rfkill_update(struct work_struct *ignored)
{
u32 state;
acpi_status status;
if (has_cap(ACER_CAP_WIRELESS)) {
status = get_u32(&state, ACER_CAP_WIRELESS);
if (ACPI_SUCCESS(status)) {
if (quirks->wireless == 3)
rfkill_set_hw_state(wireless_rfkill, !state);
else
rfkill_set_sw_state(wireless_rfkill, !state);
}
}
if (has_cap(ACER_CAP_BLUETOOTH)) {
status = get_u32(&state, ACER_CAP_BLUETOOTH);
if (ACPI_SUCCESS(status))
rfkill_set_sw_state(bluetooth_rfkill, !state);
}
if (has_cap(ACER_CAP_THREEG) && wmi_has_guid(WMID_GUID3)) {
status = get_u32(&state, ACER_WMID3_GDS_THREEG);
if (ACPI_SUCCESS(status))
rfkill_set_sw_state(threeg_rfkill, !state);
}
schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ));
}
static int acer_rfkill_set(void *data, bool blocked)
{
acpi_status status;
u32 cap = (unsigned long)data;
if (rfkill_inited) {
status = set_u32(!blocked, cap);
if (ACPI_FAILURE(status))
return -ENODEV;
}
return 0;
}
static const struct rfkill_ops acer_rfkill_ops = {
.set_block = acer_rfkill_set,
};
static struct rfkill *acer_rfkill_register(struct device *dev,
enum rfkill_type type,
char *name, u32 cap)
{
int err;
struct rfkill *rfkill_dev;
u32 state;
acpi_status status;
rfkill_dev = rfkill_alloc(name, dev, type,
&acer_rfkill_ops,
(void *)(unsigned long)cap);
if (!rfkill_dev)
return ERR_PTR(-ENOMEM);
status = get_u32(&state, cap);
err = rfkill_register(rfkill_dev);
if (err) {
rfkill_destroy(rfkill_dev);
return ERR_PTR(err);
}
if (ACPI_SUCCESS(status))
rfkill_set_sw_state(rfkill_dev, !state);
return rfkill_dev;
}
static int acer_rfkill_init(struct device *dev)
{
int err;
if (has_cap(ACER_CAP_WIRELESS)) {
wireless_rfkill = acer_rfkill_register(dev, RFKILL_TYPE_WLAN,
"acer-wireless", ACER_CAP_WIRELESS);
if (IS_ERR(wireless_rfkill)) {
err = PTR_ERR(wireless_rfkill);
goto error_wireless;
}
}
if (has_cap(ACER_CAP_BLUETOOTH)) {
bluetooth_rfkill = acer_rfkill_register(dev,
RFKILL_TYPE_BLUETOOTH, "acer-bluetooth",
ACER_CAP_BLUETOOTH);
if (IS_ERR(bluetooth_rfkill)) {
err = PTR_ERR(bluetooth_rfkill);
goto error_bluetooth;
}
}
if (has_cap(ACER_CAP_THREEG)) {
threeg_rfkill = acer_rfkill_register(dev,
RFKILL_TYPE_WWAN, "acer-threeg",
ACER_CAP_THREEG);
if (IS_ERR(threeg_rfkill)) {
err = PTR_ERR(threeg_rfkill);
goto error_threeg;
}
}
rfkill_inited = true;
if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) &&
has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG))
schedule_delayed_work(&acer_rfkill_work,
round_jiffies_relative(HZ));
return 0;
error_threeg:
if (has_cap(ACER_CAP_BLUETOOTH)) {
rfkill_unregister(bluetooth_rfkill);
rfkill_destroy(bluetooth_rfkill);
}
error_bluetooth:
if (has_cap(ACER_CAP_WIRELESS)) {
rfkill_unregister(wireless_rfkill);
rfkill_destroy(wireless_rfkill);
}
error_wireless:
return err;
}
static void acer_rfkill_exit(void)
{
if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) &&
has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG))
cancel_delayed_work_sync(&acer_rfkill_work);
if (has_cap(ACER_CAP_WIRELESS)) {
rfkill_unregister(wireless_rfkill);
rfkill_destroy(wireless_rfkill);
}
if (has_cap(ACER_CAP_BLUETOOTH)) {
rfkill_unregister(bluetooth_rfkill);
rfkill_destroy(bluetooth_rfkill);
}
if (has_cap(ACER_CAP_THREEG)) {
rfkill_unregister(threeg_rfkill);
rfkill_destroy(threeg_rfkill);
}
}
static void acer_wmi_notify(union acpi_object *obj, void *context)
{
struct event_return_value return_value;
u16 device_state;
const struct key_entry *key;
u32 scancode;
if (!obj)
return;
if (obj->type != ACPI_TYPE_BUFFER) {
pr_warn("Unknown response received %d\n", obj->type);
return;
}
if (obj->buffer.length != 8) {
pr_warn("Unknown buffer length %d\n", obj->buffer.length);
return;
}
return_value = *((struct event_return_value *)obj->buffer.pointer);
switch (return_value.function) {
case WMID_HOTKEY_EVENT:
device_state = return_value.device_state;
pr_debug("device state: 0x%x\n", device_state);
key = sparse_keymap_entry_from_scancode(acer_wmi_input_dev,
return_value.key_num);
if (!key) {
pr_warn("Unknown key number - 0x%x\n",
return_value.key_num);
} else {
scancode = return_value.key_num;
switch (key->keycode) {
case KEY_WLAN:
case KEY_BLUETOOTH:
if (has_cap(ACER_CAP_WIRELESS))
rfkill_set_sw_state(wireless_rfkill,
!(device_state & ACER_WMID3_GDS_WIRELESS));
if (has_cap(ACER_CAP_THREEG))
rfkill_set_sw_state(threeg_rfkill,
!(device_state & ACER_WMID3_GDS_THREEG));
if (has_cap(ACER_CAP_BLUETOOTH))
rfkill_set_sw_state(bluetooth_rfkill,
!(device_state & ACER_WMID3_GDS_BLUETOOTH));
break;
case KEY_TOUCHPAD_TOGGLE:
scancode = (device_state & ACER_WMID3_GDS_TOUCHPAD) ?
KEY_TOUCHPAD_ON : KEY_TOUCHPAD_OFF;
}
sparse_keymap_report_event(acer_wmi_input_dev, scancode, 1, true);
}
break;
case WMID_BACKLIGHT_EVENT:
break;
case WMID_ACCEL_OR_KBD_DOCK_EVENT:
acer_gsensor_event();
acer_kbd_dock_event(&return_value);
break;
case WMID_GAMING_TURBO_KEY_EVENT:
if (return_value.key_num == 0x4)
acer_toggle_turbo();
if (return_value.key_num == 0x5 && has_cap(ACER_CAP_PLATFORM_PROFILE))
acer_thermal_profile_change();
break;
case WMID_AC_EVENT:
break;
default:
pr_warn("Unknown function number - %d - %d\n",
return_value.function, return_value.key_num);
break;
}
}
static acpi_status __init
wmid3_set_function_mode(struct func_input_params *params,
struct func_return_value *return_value)
{
acpi_status status;
union acpi_object *obj;
struct acpi_buffer input = { sizeof(struct func_input_params), params };
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output);
if (ACPI_FAILURE(status))
return status;
obj = output.pointer;
if (!obj)
return AE_ERROR;
else if (obj->type != ACPI_TYPE_BUFFER) {
kfree(obj);
return AE_ERROR;
}
if (obj->buffer.length != 4) {
pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return AE_ERROR;
}
*return_value = *((struct func_return_value *)obj->buffer.pointer);
kfree(obj);
return status;
}
static int __init acer_wmi_enable_ec_raw(void)
{
struct func_return_value return_value;
acpi_status status;
struct func_input_params params = {
.function_num = 0x1,
.commun_devices = 0xFFFF,
.devices = 0xFFFF,
.app_status = 0x00,
.app_mask = 0x01,
};
status = wmid3_set_function_mode(¶ms, &return_value);
if (return_value.error_code || return_value.ec_return_value)
pr_warn("Enabling EC raw mode failed: 0x%x - 0x%x\n",
return_value.error_code,
return_value.ec_return_value);
else
pr_info("Enabled EC raw mode\n");
return status;
}
static int __init acer_wmi_enable_lm(void)
{
struct func_return_value return_value;
acpi_status status;
struct func_input_params params = {
.function_num = 0x1,
.commun_devices = 0xFFFF,
.devices = 0xFFFF,
.app_status = 0x01,
.app_mask = 0x01,
};
status = wmid3_set_function_mode(¶ms, &return_value);
if (return_value.error_code || return_value.ec_return_value)
pr_warn("Enabling Launch Manager failed: 0x%x - 0x%x\n",
return_value.error_code,
return_value.ec_return_value);
return status;
}
static int __init acer_wmi_enable_rf_button(void)
{
struct func_return_value return_value;
acpi_status status;
struct func_input_params params = {
.function_num = 0x1,
.commun_devices = 0xFFFF,
.devices = 0xFFFF,
.app_status = 0x10,
.app_mask = 0x10,
};
status = wmid3_set_function_mode(¶ms, &return_value);
if (return_value.error_code || return_value.ec_return_value)
pr_warn("Enabling RF Button failed: 0x%x - 0x%x\n",
return_value.error_code,
return_value.ec_return_value);
return status;
}
static int __init acer_wmi_accel_setup(void)
{
struct acpi_device *adev;
int err;
adev = acpi_dev_get_first_match_dev("BST0001", NULL, -1);
if (!adev)
return -ENODEV;
gsensor_handle = acpi_device_handle(adev);
acpi_dev_put(adev);
acer_wmi_accel_dev = input_allocate_device();
if (!acer_wmi_accel_dev)
return -ENOMEM;
acer_wmi_accel_dev->open = acer_gsensor_open;
acer_wmi_accel_dev->name = "Acer BMA150 accelerometer";
acer_wmi_accel_dev->phys = "wmi/input1";
acer_wmi_accel_dev->id.bustype = BUS_HOST;
acer_wmi_accel_dev->evbit[0] = BIT_MASK(EV_ABS);
input_set_abs_params(acer_wmi_accel_dev, ABS_X, -16384, 16384, 0, 0);
input_set_abs_params(acer_wmi_accel_dev, ABS_Y, -16384, 16384, 0, 0);
input_set_abs_params(acer_wmi_accel_dev, ABS_Z, -16384, 16384, 0, 0);
err = input_register_device(acer_wmi_accel_dev);
if (err)
goto err_free_dev;
return 0;
err_free_dev:
input_free_device(acer_wmi_accel_dev);
return err;
}
static int __init acer_wmi_input_setup(void)
{
acpi_status status;
int err;
acer_wmi_input_dev = input_allocate_device();
if (!acer_wmi_input_dev)
return -ENOMEM;
acer_wmi_input_dev->name = "Acer WMI hotkeys";
acer_wmi_input_dev->phys = "wmi/input0";
acer_wmi_input_dev->id.bustype = BUS_HOST;
err = sparse_keymap_setup(acer_wmi_input_dev, acer_wmi_keymap, NULL);
if (err)
goto err_free_dev;
if (has_cap(ACER_CAP_KBD_DOCK))
input_set_capability(acer_wmi_input_dev, EV_SW, SW_TABLET_MODE);
status = wmi_install_notify_handler(ACERWMID_EVENT_GUID,
acer_wmi_notify, NULL);
if (ACPI_FAILURE(status)) {
err = -EIO;
goto err_free_dev;
}
if (has_cap(ACER_CAP_KBD_DOCK))
acer_kbd_dock_get_initial_state();
err = input_register_device(acer_wmi_input_dev);
if (err)
goto err_uninstall_notifier;
return 0;
err_uninstall_notifier:
wmi_remove_notify_handler(ACERWMID_EVENT_GUID);
err_free_dev:
input_free_device(acer_wmi_input_dev);
return err;
}
static void acer_wmi_input_destroy(void)
{
wmi_remove_notify_handler(ACERWMID_EVENT_GUID);
input_unregister_device(acer_wmi_input_dev);
}
static u32 get_wmid_devices(void)
{
struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL};
union acpi_object *obj;
acpi_status status;
u32 devices = 0;
status = wmi_query_block(WMID_GUID2, 0, &out);
if (ACPI_FAILURE(status))
return 0;
obj = (union acpi_object *) out.pointer;
if (obj) {
if (obj->type == ACPI_TYPE_BUFFER &&
(obj->buffer.length == sizeof(u32) ||
obj->buffer.length == sizeof(u64))) {
devices = *((u32 *) obj->buffer.pointer);
} else if (obj->type == ACPI_TYPE_INTEGER) {
devices = (u32) obj->integer.value;
}
}
kfree(out.pointer);
return devices;
}
static int acer_wmi_hwmon_init(void);
static int acer_platform_probe(struct platform_device *device)
{
int err;
if (has_cap(ACER_CAP_MAILLED)) {
err = acer_led_init(&device->dev);
if (err)
goto error_mailled;
}
if (has_cap(ACER_CAP_BRIGHTNESS)) {
err = acer_backlight_init(&device->dev);
if (err)
goto error_brightness;
}
err = acer_rfkill_init(&device->dev);
if (err)
goto error_rfkill;
if (has_cap(ACER_CAP_PLATFORM_PROFILE)) {
err = acer_platform_profile_setup(device);
if (err)
goto error_platform_profile;
}
if (has_cap(ACER_CAP_HWMON)) {
err = acer_wmi_hwmon_init();
if (err)
goto error_hwmon;
}
return 0;
error_hwmon:
error_platform_profile:
acer_rfkill_exit();
error_rfkill:
if (has_cap(ACER_CAP_BRIGHTNESS))
acer_backlight_exit();
error_brightness:
if (has_cap(ACER_CAP_MAILLED))
acer_led_exit();
error_mailled:
return err;
}
static void acer_platform_remove(struct platform_device *device)
{
if (has_cap(ACER_CAP_MAILLED))
acer_led_exit();
if (has_cap(ACER_CAP_BRIGHTNESS))
acer_backlight_exit();
acer_rfkill_exit();
}
#ifdef CONFIG_PM_SLEEP
static int acer_suspend(struct device *dev)
{
u32 value;
struct acer_data *data = &interface->data;
if (!data)
return -ENOMEM;
if (has_cap(ACER_CAP_MAILLED)) {
get_u32(&value, ACER_CAP_MAILLED);
set_u32(LED_OFF, ACER_CAP_MAILLED);
data->mailled = value;
}
if (has_cap(ACER_CAP_BRIGHTNESS)) {
get_u32(&value, ACER_CAP_BRIGHTNESS);
data->brightness = value;
}
return 0;
}
static int acer_resume(struct device *dev)
{
struct acer_data *data = &interface->data;
if (!data)
return -ENOMEM;
if (has_cap(ACER_CAP_MAILLED))
set_u32(data->mailled, ACER_CAP_MAILLED);
if (has_cap(ACER_CAP_BRIGHTNESS))
set_u32(data->brightness, ACER_CAP_BRIGHTNESS);
if (acer_wmi_accel_dev)
acer_gsensor_init();
return 0;
}
#else
#define acer_suspend NULL
#define acer_resume NULL
#endif
static SIMPLE_DEV_PM_OPS(acer_pm, acer_suspend, acer_resume);
static void acer_platform_shutdown(struct platform_device *device)
{
struct acer_data *data = &interface->data;
if (!data)
return;
if (has_cap(ACER_CAP_MAILLED))
set_u32(LED_OFF, ACER_CAP_MAILLED);
}
static struct platform_driver acer_platform_driver = {
.driver = {
.name = "acer-wmi",
.pm = &acer_pm,
},
.probe = acer_platform_probe,
.remove = acer_platform_remove,
.shutdown = acer_platform_shutdown,
};
static struct platform_device *acer_platform_device;
static void remove_debugfs(void)
{
debugfs_remove_recursive(interface->debug.root);
}
static void __init create_debugfs(void)
{
interface->debug.root = debugfs_create_dir("acer-wmi", NULL);
debugfs_create_u32("devices", S_IRUGO, interface->debug.root,
&interface->debug.wmid_devices);
}
static const enum acer_wmi_predator_v4_sensor_id acer_wmi_temp_channel_to_sensor_id[] = {
[0] = ACER_WMID_SENSOR_CPU_TEMPERATURE,
[1] = ACER_WMID_SENSOR_GPU_TEMPERATURE,
[2] = ACER_WMID_SENSOR_EXTERNAL_TEMPERATURE_2,
};
static const enum acer_wmi_predator_v4_sensor_id acer_wmi_fan_channel_to_sensor_id[] = {
[0] = ACER_WMID_SENSOR_CPU_FAN_SPEED,
[1] = ACER_WMID_SENSOR_GPU_FAN_SPEED,
};
static const enum acer_wmi_gaming_fan_id acer_wmi_fan_channel_to_fan_id[] = {
[0] = ACER_WMID_CPU_FAN,
[1] = ACER_WMID_GPU_FAN,
};
static const u16 acer_wmi_fan_channel_to_fan_bitmap[] = {
[0] = ACER_GAMING_FAN_BEHAVIOR_CPU,
[1] = ACER_GAMING_FAN_BEHAVIOR_GPU,
};
static umode_t acer_wmi_hwmon_is_visible(const void *data,
enum hwmon_sensor_types type, u32 attr,
int channel)
{
enum acer_wmi_predator_v4_sensor_id sensor_id;
const u64 *supported_sensors = data;
switch (type) {
case hwmon_temp:
sensor_id = acer_wmi_temp_channel_to_sensor_id[channel];
break;
case hwmon_pwm:
if (!has_cap(ACER_CAP_PWM))
return 0;
fallthrough;
case hwmon_fan:
sensor_id = acer_wmi_fan_channel_to_sensor_id[channel];
break;
default:
return 0;
}
if (*supported_sensors & BIT(sensor_id - 1)) {
if (type == hwmon_pwm)
return 0644;
return 0444;
}
return 0;
}
static int acer_wmi_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel, long *val)
{
u64 command = ACER_WMID_CMD_GET_PREDATOR_V4_SENSOR_READING;
enum acer_wmi_gaming_fan_mode mode;
u16 fan_bitmap;
u8 fan, speed;
u64 result;
int ret;
switch (type) {
case hwmon_temp:
command |= FIELD_PREP(ACER_PREDATOR_V4_SENSOR_INDEX_BIT_MASK,
acer_wmi_temp_channel_to_sensor_id[channel]);
ret = WMID_gaming_get_sys_info(command, &result);
if (ret < 0)
return ret;
result = FIELD_GET(ACER_PREDATOR_V4_SENSOR_READING_BIT_MASK, result);
*val = result * MILLIDEGREE_PER_DEGREE;
return 0;
case hwmon_fan:
command |= FIELD_PREP(ACER_PREDATOR_V4_SENSOR_INDEX_BIT_MASK,
acer_wmi_fan_channel_to_sensor_id[channel]);
ret = WMID_gaming_get_sys_info(command, &result);
if (ret < 0)
return ret;
*val = FIELD_GET(ACER_PREDATOR_V4_SENSOR_READING_BIT_MASK, result);
return 0;
case hwmon_pwm:
switch (attr) {
case hwmon_pwm_input:
fan = acer_wmi_fan_channel_to_fan_id[channel];
ret = WMID_gaming_get_gaming_fan_speed(fan, &speed);
if (ret < 0)
return ret;
*val = fixp_linear_interpolate(0, 0, 100, U8_MAX, speed);
return 0;
case hwmon_pwm_enable:
fan_bitmap = acer_wmi_fan_channel_to_fan_bitmap[channel];
ret = WMID_gaming_get_fan_behavior(fan_bitmap, &mode);
if (ret < 0)
return ret;
switch (mode) {
case ACER_WMID_FAN_MODE_AUTO:
*val = 2;
return 0;
case ACER_WMID_FAN_MODE_TURBO:
*val = 0;
return 0;
case ACER_WMID_FAN_MODE_CUSTOM:
*val = 1;
return 0;
default:
return -ENXIO;
}
default:
return -EOPNOTSUPP;
}
default:
return -EOPNOTSUPP;
}
}
static int acer_wmi_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel, long val)
{
enum acer_wmi_gaming_fan_mode mode;
u16 fan_bitmap;
u8 fan, speed;
switch (type) {
case hwmon_pwm:
switch (attr) {
case hwmon_pwm_input:
fan = acer_wmi_fan_channel_to_fan_id[channel];
speed = fixp_linear_interpolate(0, 0, U8_MAX, 100,
clamp_val(val, 0, U8_MAX));
return WMID_gaming_set_gaming_fan_speed(fan, speed);
case hwmon_pwm_enable:
fan_bitmap = acer_wmi_fan_channel_to_fan_bitmap[channel];
switch (val) {
case 0:
mode = ACER_WMID_FAN_MODE_TURBO;
break;
case 1:
mode = ACER_WMID_FAN_MODE_CUSTOM;
break;
case 2:
mode = ACER_WMID_FAN_MODE_AUTO;
break;
default:
return -EINVAL;
}
return WMID_gaming_set_fan_behavior(fan_bitmap, mode);
default:
return -EOPNOTSUPP;
}
default:
return -EOPNOTSUPP;
}
}
static const struct hwmon_channel_info *const acer_wmi_hwmon_info[] = {
HWMON_CHANNEL_INFO(temp,
HWMON_T_INPUT,
HWMON_T_INPUT,
HWMON_T_INPUT
),
HWMON_CHANNEL_INFO(fan,
HWMON_F_INPUT,
HWMON_F_INPUT
),
HWMON_CHANNEL_INFO(pwm,
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
HWMON_PWM_INPUT | HWMON_PWM_ENABLE
),
NULL
};
static const struct hwmon_ops acer_wmi_hwmon_ops = {
.read = acer_wmi_hwmon_read,
.write = acer_wmi_hwmon_write,
.is_visible = acer_wmi_hwmon_is_visible,
};
static const struct hwmon_chip_info acer_wmi_hwmon_chip_info = {
.ops = &acer_wmi_hwmon_ops,
.info = acer_wmi_hwmon_info,
};
static int acer_wmi_hwmon_init(void)
{
struct device *dev = &acer_platform_device->dev;
struct device *hwmon;
u64 result;
int ret;
ret = WMID_gaming_get_sys_info(ACER_WMID_CMD_GET_PREDATOR_V4_SUPPORTED_SENSORS, &result);
if (ret < 0)
return ret;
supported_sensors = FIELD_GET(ACER_PREDATOR_V4_SUPPORTED_SENSORS_BIT_MASK, result);
if (!supported_sensors)
return 0;
hwmon = devm_hwmon_device_register_with_info(dev, "acer",
&supported_sensors,
&acer_wmi_hwmon_chip_info,
NULL);
if (IS_ERR(hwmon)) {
dev_err(dev, "Could not register acer hwmon device\n");
return PTR_ERR(hwmon);
}
return 0;
}
static int __init acer_wmi_init(void)
{
int err;
pr_info("Acer Laptop ACPI-WMI Extras\n");
if (dmi_check_system(acer_blacklist)) {
pr_info("Blacklisted hardware detected - not loading\n");
return -ENODEV;
}
find_quirks();
if (wmi_has_guid(AMW0_GUID1) &&
!dmi_check_system(amw0_whitelist) &&
quirks == &quirk_unknown) {
pr_debug("Unsupported machine has AMW0_GUID1, unable to load\n");
return -ENODEV;
}
if (wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1))
interface = &AMW0_V2_interface;
if (!wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1))
interface = &wmid_interface;
if (wmi_has_guid(WMID_GUID3))
interface = &wmid_v2_interface;
if (interface)
dmi_walk(type_aa_dmi_decode, NULL);
if (wmi_has_guid(WMID_GUID2) && interface) {
if (!has_type_aa && ACPI_FAILURE(WMID_set_capabilities())) {
pr_err("Unable to detect available WMID devices\n");
return -ENODEV;
}
interface->capability |= ACER_CAP_BRIGHTNESS;
} else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa && force_caps == -1) {
pr_err("No WMID device detection method found\n");
return -ENODEV;
}
if (wmi_has_guid(AMW0_GUID1) && !wmi_has_guid(WMID_GUID1)) {
interface = &AMW0_interface;
if (ACPI_FAILURE(AMW0_set_capabilities())) {
pr_err("Unable to detect available AMW0 devices\n");
return -ENODEV;
}
}
if (wmi_has_guid(AMW0_GUID1))
AMW0_find_mailled();
if (!interface) {
pr_err("No or unsupported WMI interface, unable to load\n");
return -ENODEV;
}
set_quirks();
if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
interface->capability &= ~ACER_CAP_BRIGHTNESS;
if (wmi_has_guid(WMID_GUID3))
interface->capability |= ACER_CAP_SET_FUNCTION_MODE;
if (force_caps != -1)
interface->capability = force_caps;
if (wmi_has_guid(WMID_GUID3) &&
(interface->capability & ACER_CAP_SET_FUNCTION_MODE)) {
if (ACPI_FAILURE(acer_wmi_enable_rf_button()))
pr_warn("Cannot enable RF Button Driver\n");
if (ec_raw_mode) {
if (ACPI_FAILURE(acer_wmi_enable_ec_raw())) {
pr_err("Cannot enable EC raw mode\n");
return -ENODEV;
}
} else if (ACPI_FAILURE(acer_wmi_enable_lm())) {
pr_err("Cannot enable Launch Manager mode\n");
return -ENODEV;
}
} else if (ec_raw_mode) {
pr_info("No WMID EC raw mode enable method\n");
}
if (wmi_has_guid(ACERWMID_EVENT_GUID)) {
err = acer_wmi_input_setup();
if (err)
return err;
err = acer_wmi_accel_setup();
if (err && err != -ENODEV)
pr_warn("Cannot enable accelerometer\n");
}
err = platform_driver_register(&acer_platform_driver);
if (err) {
pr_err("Unable to register platform driver\n");
goto error_platform_register;
}
acer_platform_device = platform_device_alloc("acer-wmi", PLATFORM_DEVID_NONE);
if (!acer_platform_device) {
err = -ENOMEM;
goto error_device_alloc;
}
err = platform_device_add(acer_platform_device);
if (err)
goto error_device_add;
if (wmi_has_guid(WMID_GUID2)) {
interface->debug.wmid_devices = get_wmid_devices();
create_debugfs();
}
acer_commandline_init();
return 0;
error_device_add:
platform_device_put(acer_platform_device);
error_device_alloc:
platform_driver_unregister(&acer_platform_driver);
error_platform_register:
if (wmi_has_guid(ACERWMID_EVENT_GUID))
acer_wmi_input_destroy();
if (acer_wmi_accel_dev)
input_unregister_device(acer_wmi_accel_dev);
return err;
}
static void __exit acer_wmi_exit(void)
{
if (wmi_has_guid(ACERWMID_EVENT_GUID))
acer_wmi_input_destroy();
if (acer_wmi_accel_dev)
input_unregister_device(acer_wmi_accel_dev);
remove_debugfs();
platform_device_unregister(acer_platform_device);
platform_driver_unregister(&acer_platform_driver);
pr_info("Acer Laptop WMI Extras unloaded\n");
}
module_init(acer_wmi_init);
module_exit(acer_wmi_exit);
