| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * Acer WMI Laptop Extras |
| * |
| * Copyright (C) 2007-2009 Carlos Corbacho <carlos@strangeworlds.co.uk> |
| * |
| * Based on acer_acpi: |
| * Copyright (C) 2005-2007 E.M. Smith |
| * Copyright (C) 2007-2008 Carlos Corbacho <cathectic@gmail.com> |
| */ |
| |
| #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| |
| #include <linux/kernel.h> |
| #include <linux/module.h> |
| #include <linux/init.h> |
| #include <linux/types.h> |
| #include <linux/dmi.h> |
| #include <linux/fb.h> |
| #include <linux/backlight.h> |
| #include <linux/leds.h> |
| #include <linux/platform_device.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> |
| |
| MODULE_AUTHOR("Carlos Corbacho"); |
| MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver"); |
| MODULE_LICENSE("GPL"); |
| |
| /* |
| * Magic Number |
| * Meaning is unknown - this number is required for writing to ACPI for AMW0 |
| * (it's also used in acerhk when directly accessing the BIOS) |
| */ |
| #define ACER_AMW0_WRITE 0x9610 |
| |
| /* |
| * Bit masks for the AMW0 interface |
| */ |
| #define ACER_AMW0_WIRELESS_MASK 0x35 |
| #define ACER_AMW0_BLUETOOTH_MASK 0x34 |
| #define ACER_AMW0_MAILLED_MASK 0x31 |
| |
| /* |
| * Method IDs for WMID interface |
| */ |
| #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_SET_GAMING_FAN_BEHAVIOR 14 |
| #define ACER_WMID_SET_GAMING_MISC_SETTING_METHODID 22 |
| |
| /* |
| * Acer ACPI method GUIDs |
| */ |
| #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" |
| |
| /* |
| * Acer ACPI event GUIDs |
| */ |
| #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_ACCEL_OR_KBD_DOCK_EVENT = 0x5, |
| WMID_GAMING_TURBO_KEY_EVENT = 0x7, |
| }; |
| |
| static const struct key_entry acer_wmi_keymap[] __initconst = { |
| {KE_KEY, 0x01, {KEY_WLAN} }, /* WiFi */ |
| {KE_KEY, 0x03, {KEY_WLAN} }, /* WiFi */ |
| {KE_KEY, 0x04, {KEY_WLAN} }, /* WiFi */ |
| {KE_KEY, 0x12, {KEY_BLUETOOTH} }, /* BT */ |
| {KE_KEY, 0x21, {KEY_PROG1} }, /* Backup */ |
| {KE_KEY, 0x22, {KEY_PROG2} }, /* Arcade */ |
| {KE_KEY, 0x23, {KEY_PROG3} }, /* P_Key */ |
| {KE_KEY, 0x24, {KEY_PROG4} }, /* Social networking_Key */ |
| {KE_KEY, 0x27, {KEY_HELP} }, |
| {KE_KEY, 0x29, {KEY_PROG3} }, /* P_Key for TM8372 */ |
| {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} }, |
| /* |
| * 0x61 is KEY_SWITCHVIDEOMODE. Usually this is a duplicate input event |
| * with the "Video Bus" input device events. But sometimes it is not |
| * a dup. Map it to KEY_UNKNOWN instead of using KE_IGNORE so that |
| * udev/hwdb can override it on systems where it is not a dup. |
| */ |
| {KE_KEY, 0x61, {KEY_UNKNOWN} }, |
| {KE_IGNORE, 0x62, {KEY_BRIGHTNESSUP} }, |
| {KE_IGNORE, 0x63, {KEY_BRIGHTNESSDOWN} }, |
| {KE_KEY, 0x64, {KEY_SWITCHVIDEOMODE} }, /* Display Switch */ |
| {KE_IGNORE, 0x81, {KEY_SLEEP} }, |
| {KE_KEY, 0x82, {KEY_TOUCHPAD_TOGGLE} }, /* Touch Pad Toggle */ |
| {KE_IGNORE, 0x84, {KEY_KBDILLUMTOGGLE} }, /* Automatic Keyboard background light toggle */ |
| {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; |
| } __attribute__((packed)); |
| |
| /* |
| * GUID3 Get Device Status device flags |
| */ |
| #define ACER_WMID3_GDS_WIRELESS (1<<0) /* WiFi */ |
| #define ACER_WMID3_GDS_THREEG (1<<6) /* 3G */ |
| #define ACER_WMID3_GDS_WIMAX (1<<7) /* WiMAX */ |
| #define ACER_WMID3_GDS_BLUETOOTH (1<<11) /* BT */ |
| #define ACER_WMID3_GDS_RFBTN (1<<14) /* RF Button */ |
| |
| #define ACER_WMID3_GDS_TOUCHPAD (1<<1) /* Touchpad */ |
| |
| /* Hotkey Customized Setting and Acer Application Status. |
| * Set Device Default Value and Report Acer Application Status. |
| * When Acer Application starts, it will run this method to inform |
| * BIOS/EC that Acer Application is on. |
| * App Status |
| * Bit[0]: Launch Manager Status |
| * Bit[1]: ePM Status |
| * Bit[2]: Device Control Status |
| * Bit[3]: Acer Power Button Utility Status |
| * Bit[4]: RF Button Status |
| * Bit[5]: ODD PM Status |
| * Bit[6]: Device Default Value Control |
| * Bit[7]: Hall Sensor Application Status |
| */ |
| struct func_input_params { |
| u8 function_num; /* Function Number */ |
| u16 commun_devices; /* Communication type devices default status */ |
| u16 devices; /* Other type devices default status */ |
| u8 app_status; /* Acer Device Status. LM, ePM, RF Button... */ |
| u8 app_mask; /* Bit mask to app_status */ |
| u8 reserved; |
| } __attribute__((packed)); |
| |
| struct func_return_value { |
| u8 error_code; /* Error Code */ |
| u8 ec_return_value; /* EC Return Value */ |
| u16 reserved; |
| } __attribute__((packed)); |
| |
| struct wmid3_gds_set_input_param { /* Set Device Status input parameter */ |
| u8 function_num; /* Function Number */ |
| u8 hotkey_number; /* Hotkey Number */ |
| u16 devices; /* Set Device */ |
| u8 volume_value; /* Volume Value */ |
| } __attribute__((packed)); |
| |
| struct wmid3_gds_get_input_param { /* Get Device Status input parameter */ |
| u8 function_num; /* Function Number */ |
| u8 hotkey_number; /* Hotkey Number */ |
| u16 devices; /* Get Device */ |
| } __attribute__((packed)); |
| |
| struct wmid3_gds_return_value { /* Get Device Status return value*/ |
| u8 error_code; /* Error Code */ |
| u8 ec_return_value; /* EC Return Value */ |
| u16 devices; /* Current Device Status */ |
| u32 reserved; |
| } __attribute__((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; |
| } __attribute__((packed)); |
| |
| /* |
| * Interface capability flags |
| */ |
| #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) |
| |
| /* |
| * Interface type flags |
| */ |
| enum interface_flags { |
| ACER_AMW0, |
| ACER_AMW0_V2, |
| ACER_WMID, |
| ACER_WMID_v2, |
| }; |
| |
| #define ACER_DEFAULT_WIRELESS 0 |
| #define ACER_DEFAULT_BLUETOOTH 0 |
| #define ACER_DEFAULT_MAILLED 0 |
| #define ACER_DEFAULT_THREEG 0 |
| |
| 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; |
| |
| 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_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"); |
| |
| 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; |
| |
| /* Each low-level interface must define at least some of the following */ |
| struct wmi_interface { |
| /* The WMI device type */ |
| u32 type; |
| |
| /* The capabilities this interface provides */ |
| u32 capability; |
| |
| /* Private data for the current interface */ |
| struct acer_data data; |
| |
| /* debugfs entries associated with this interface */ |
| struct acer_debug debug; |
| }; |
| |
| /* The static interface pointer, points to the currently detected interface */ |
| static struct wmi_interface *interface; |
| |
| /* |
| * Embedded Controller quirks |
| * Some laptops require us to directly access the EC to either enable or query |
| * features that are not available through WMI. |
| */ |
| |
| struct quirk_entry { |
| u8 wireless; |
| u8 mailled; |
| s8 brightness; |
| u8 bluetooth; |
| u8 turbo; |
| u8 cpu_fans; |
| u8 gpu_fans; |
| }; |
| |
| 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; |
| } |
| |
| 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_predator_ph315_53 = { |
| .turbo = 1, |
| .cpu_fans = 1, |
| .gpu_fans = 1, |
| }; |
| |
| /* This AMW0 laptop has no bluetooth */ |
| 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, |
| }; |
| |
| /* The Aspire One has a dummy ACPI-WMI interface - disable it */ |
| 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"), |
| }, |
| }, |
| {} |
| }; |
| |
| /* |
| * This quirk table is only for Acer/Gateway/Packard Bell family |
| * that those machines are supported by acer-wmi driver. |
| */ |
| 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 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 = 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, |
| }, |
| {} |
| }; |
| |
| /* |
| * This quirk list is for those non-acer machines that have AMW0_GUID1 |
| * but supported by acer-wmi in past days. Keeping this quirk list here |
| * is only for backward compatible. Please do not add new machine to |
| * here anymore. Those non-acer machines should be supported by |
| * appropriate wmi drivers. |
| */ |
| 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 int __init |
| video_set_backlight_video_vendor(const struct dmi_system_id *d) |
| { |
| interface->capability &= ~ACER_CAP_BRIGHTNESS; |
| pr_info("Brightness must be controlled by generic video driver\n"); |
| return 0; |
| } |
| |
| static const struct dmi_system_id video_vendor_dmi_table[] __initconst = { |
| { |
| .callback = video_set_backlight_video_vendor, |
| .ident = "Acer TravelMate 4750", |
| .matches = { |
| DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4750"), |
| }, |
| }, |
| { |
| .callback = video_set_backlight_video_vendor, |
| .ident = "Acer Extensa 5235", |
| .matches = { |
| DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5235"), |
| }, |
| }, |
| { |
| .callback = video_set_backlight_video_vendor, |
| .ident = "Acer TravelMate 5760", |
| .matches = { |
| DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5760"), |
| }, |
| }, |
| { |
| .callback = video_set_backlight_video_vendor, |
| .ident = "Acer Aspire 5750", |
| .matches = { |
| DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5750"), |
| }, |
| }, |
| { |
| .callback = video_set_backlight_video_vendor, |
| .ident = "Acer Aspire 5741", |
| .matches = { |
| DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5741"), |
| }, |
| }, |
| { |
| /* |
| * Note no video_set_backlight_video_vendor, we must use the |
| * acer interface, as there is no native backlight interface. |
| */ |
| .ident = "Acer KAV80", |
| .matches = { |
| DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "KAV80"), |
| }, |
| }, |
| {} |
| }; |
| |
| /* Find which quirks are needed for a particular vendor/ model pair */ |
| static void __init find_quirks(void) |
| { |
| 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; |
| } |
| |
| /* |
| * General interface convenience methods |
| */ |
| |
| static bool has_cap(u32 cap) |
| { |
| return interface->capability & cap; |
| } |
| |
| /* |
| * AMW0 (V1) interface |
| */ |
| 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; |
| } |
| |
| /* Actually do the set */ |
| 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}, /* sony-laptop in charge */ |
| { "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; |
| |
| /* |
| * On laptops with this strange GUID (non Acer), normal probing doesn't |
| * work. |
| */ |
| 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; |
| |
| /* |
| * It's ok to use existing buffer for next wmab_execute call. |
| * But we need to kfree(out.pointer) if next wmab_execute fail. |
| */ |
| 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; |
| |
| /* |
| * This appears to be safe to enable, since all Wistron based laptops |
| * appear to use the same EC register for brightness, even if they |
| * differ for wireless, etc |
| */ |
| 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, |
| }; |
| |
| /* |
| * New interface (The WMID interface) |
| */ |
| 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; |
| |
| /* We are looking for OEM-specific Type AAh */ |
| 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, |
| }; |
| |
| /* |
| * WMID Gaming interface |
| */ |
| |
| 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; |
| u32 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 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; |
| case ACER_CAP_TURBO_FAN: |
| method_id = ACER_WMID_SET_GAMING_FAN_BEHAVIOR; |
| break; |
| case ACER_CAP_TURBO_OC: |
| method_id = ACER_WMID_SET_GAMING_MISC_SETTING_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 void WMID_gaming_set_fan_mode(u8 fan_mode) |
| { |
| /* fan_mode = 1 is used for auto, fan_mode = 2 used for turbo*/ |
| u64 gpu_fan_config1 = 0, gpu_fan_config2 = 0; |
| int i; |
| |
| if (quirks->cpu_fans > 0) |
| gpu_fan_config2 |= 1; |
| for (i = 0; i < (quirks->cpu_fans + quirks->gpu_fans); ++i) |
| gpu_fan_config2 |= 1 << (i + 1); |
| for (i = 0; i < quirks->gpu_fans; ++i) |
| gpu_fan_config2 |= 1 << (i + 3); |
| if (quirks->cpu_fans > 0) |
| gpu_fan_config1 |= fan_mode; |
| for (i = 0; i < (quirks->cpu_fans + quirks->gpu_fans); ++i) |
| gpu_fan_config1 |= fan_mode << (2 * i + 2); |
| for (i = 0; i < quirks->gpu_fans; ++i) |
| gpu_fan_config1 |= fan_mode << (2 * i + 6); |
| WMID_gaming_set_u64(gpu_fan_config2 | gpu_fan_config1 << 16, ACER_CAP_TURBO_FAN); |
| } |
| |
| /* |
| * Generic Device (interface-independent) |
| */ |
| |
| 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); |
| |
| /* |
| * On some models, some WMID methods don't toggle |
| * properly. For those cases, we want to run the AMW0 |
| * method afterwards to be certain we've really toggled |
| * the device state. |
| */ |
| 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) |
| { |
| /* |
| * These will all fail silently if the value given is invalid, or the |
| * capability isn't available on the given interface |
| */ |
| 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); |
| } |
| |
| /* |
| * LED device (Mail LED only, no other LEDs known yet) |
| */ |
| 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); |
| } |
| |
| /* |
| * Backlight device |
| */ |
| 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 = bd->props.brightness; |
| |
| if (bd->props.power != FB_BLANK_UNBLANK) |
| intensity = 0; |
| if (bd->props.fb_blank != FB_BLANK_UNBLANK) |
| intensity = 0; |
| |
| 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 = FB_BLANK_UNBLANK; |
| bd->props.brightness = read_brightness(bd); |
| backlight_update_status(bd); |
| return 0; |
| } |
| |
| static void acer_backlight_exit(void) |
| { |
| backlight_device_unregister(acer_backlight_device); |
| } |
| |
| /* |
| * Accelerometer 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; |
| } |
| |
| /* |
| * Predator series turbo button |
| */ |
| static int acer_toggle_turbo(void) |
| { |
| u64 turbo_led_state; |
| |
| /* Get current state from turbo button */ |
| if (ACPI_FAILURE(WMID_gaming_get_u64(&turbo_led_state, ACER_CAP_TURBO_LED))) |
| return -1; |
| |
| if (turbo_led_state) { |
| /* Turn off turbo led */ |
| WMID_gaming_set_u64(0x1, ACER_CAP_TURBO_LED); |
| |
| /* Set FAN mode to auto */ |
| WMID_gaming_set_fan_mode(0x1); |
| |
| /* Set OC to normal */ |
| WMID_gaming_set_u64(0x5, ACER_CAP_TURBO_OC); |
| WMID_gaming_set_u64(0x7, ACER_CAP_TURBO_OC); |
| } else { |
| /* Turn on turbo led */ |
| WMID_gaming_set_u64(0x10001, ACER_CAP_TURBO_LED); |
| |
| /* Set FAN mode to turbo */ |
| WMID_gaming_set_fan_mode(0x2); |
| |
| /* Set OC to turbo mode */ |
| WMID_gaming_set_u64(0x205, ACER_CAP_TURBO_OC); |
| WMID_gaming_set_u64(0x207, ACER_CAP_TURBO_OC); |
| } |
| return turbo_led_state; |
| } |
| |
| /* |
| * Switch series keyboard dock status |
| */ |
| static int acer_kbd_dock_state_to_sw_tablet_mode(u8 kbd_dock_state) |
| { |
| switch (kbd_dock_state) { |
| case 0x01: /* Docked, traditional clamshell laptop mode */ |
| return 0; |
| case 0x04: /* Stand-alone tablet */ |
| case 0x40: /* Docked, tent mode, keyboard not usable */ |
| 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); |
| } |
| |
| /* |
| * Rfkill devices |
| */ |
| 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); |
| } |
| return; |
| } |
| |
| static void acer_wmi_notify(u32 value, void *context) |
| { |
| struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; |
| union acpi_object *obj; |
| struct event_return_value return_value; |
| acpi_status status; |
| u16 device_state; |
| const struct key_entry *key; |
| u32 scancode; |
| |
| status = wmi_get_event_data(value, &response); |
| if (status != AE_OK) { |
| pr_warn("bad event status 0x%x\n", status); |
| return; |
| } |
| |
| obj = (union acpi_object *)response.pointer; |
| |
| if (!obj) |
| return; |
| if (obj->type != ACPI_TYPE_BUFFER) { |
| pr_warn("Unknown response received %d\n", obj->type); |
| kfree(obj); |
| return; |
| } |
| if (obj->buffer.length != 8) { |
| pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
| kfree(obj); |
| return; |
| } |
| |
| return_value = *((struct event_return_value *)obj->buffer.pointer); |
| kfree(obj); |
| |
| 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_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(); |
| 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, /* Launch Manager Deactive */ |
| .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, /* Launch Manager Active */ |
| .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, /* RF Button Active */ |
| .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); |
| } |
| |
| /* |
| * debugfs functions |
| */ |
| 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; |
| } |
| |
| /* |
| * Platform device |
| */ |
| 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; |
| |
| return err; |
| |
| 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 int 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(); |
| return 0; |
| } |
| |
| #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 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(); |
| |
| /* |
| * The AMW0_GUID1 wmi is not only found on Acer family but also other |
| * machines like Lenovo, Fujitsu and Medion. In the past days, |
| * acer-wmi driver handled those non-Acer machines by quirks list. |
| * But actually acer-wmi driver was loaded on any machines that have |
| * AMW0_GUID1. This behavior is strange because those machines should |
| * be supported by appropriate wmi drivers. e.g. fujitsu-laptop, |
| * ideapad-laptop. So, here checks the machine that has AMW0_GUID1 |
| * should be in Acer/Gateway/Packard Bell white list, or it's already |
| * in the past quirk list. |
| */ |
| 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; |
| } |
| |
| /* |
| * Detect which ACPI-WMI interface we're using. |
| */ |
| 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; |
| } |
| /* WMID always provides brightness methods */ |
| 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 (dmi_check_system(video_vendor_dmi_table)) |
| acpi_video_set_dmi_backlight_type(acpi_backlight_vendor); |
| |
| 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", -1); |
| 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(); |
| } |
| |
| /* Override any initial settings with values from the commandline */ |
| 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"); |
| return; |
| } |
| |
| module_init(acer_wmi_init); |
| module_exit(acer_wmi_exit); |