diff options
Diffstat (limited to 'drivers/platform/x86/acer-wmi.c')
| -rw-r--r-- | drivers/platform/x86/acer-wmi.c | 377 |
1 files changed, 372 insertions, 5 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index 0e472aa9bf41..88b826e88ebd 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -20,6 +20,7 @@ #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> @@ -29,6 +30,8 @@ #include <linux/input.h> #include <linux/input/sparse-keymap.h> #include <acpi/video.h> +#include <linux/hwmon.h> +#include <linux/bitfield.h> MODULE_AUTHOR("Carlos Corbacho"); MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver"); @@ -62,9 +65,14 @@ MODULE_LICENSE("GPL"); #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 14 #define ACER_WMID_SET_GAMING_MISC_SETTING_METHODID 22 +#define ACER_PREDATOR_V4_THERMAL_PROFILE_EC_OFFSET 0x54 + +#define ACER_PREDATOR_V4_FAN_SPEED_READ_BIT_MASK GENMASK(20, 8) + /* * Acer ACPI method GUIDs */ @@ -90,6 +98,12 @@ enum acer_wmi_event_ids { WMID_GAMING_TURBO_KEY_EVENT = 0x7, }; +enum acer_wmi_predator_v4_sys_info_command { + ACER_WMID_CMD_GET_PREDATOR_V4_BAT_STATUS = 0x02, + ACER_WMID_CMD_GET_PREDATOR_V4_CPU_FAN_SPEED = 0x0201, + ACER_WMID_CMD_GET_PREDATOR_V4_GPU_FAN_SPEED = 0x0601, +}; + static const struct key_entry acer_wmi_keymap[] __initconst = { {KE_KEY, 0x01, {KEY_WLAN} }, /* WiFi */ {KE_KEY, 0x03, {KEY_WLAN} }, /* WiFi */ @@ -229,9 +243,11 @@ struct hotkey_function_type_aa { #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_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_FAN_SPEED_READ BIT(11) /* * Interface type flags @@ -259,6 +275,7 @@ 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; module_param(mailled, int, 0444); module_param(brightness, int, 0444); @@ -266,12 +283,15 @@ 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_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"); struct acer_data { int mailled; @@ -321,6 +341,7 @@ struct quirk_entry { u8 turbo; u8 cpu_fans; u8 gpu_fans; + u8 predator_v4; }; static struct quirk_entry *quirks; @@ -336,6 +357,10 @@ static void __init set_quirks(void) 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_FAN_SPEED_READ; } static int __init dmi_matched(const struct dmi_system_id *dmi) @@ -370,6 +395,10 @@ static struct quirk_entry quirk_acer_predator_ph315_53 = { .gpu_fans = 1, }; +static struct quirk_entry quirk_acer_predator_v4 = { + .predator_v4 = 1, +}; + /* This AMW0 laptop has no bluetooth */ static struct quirk_entry quirk_medion_md_98300 = { .wireless = 1, @@ -547,6 +576,15 @@ static const struct dmi_system_id acer_quirks[] __initconst = { .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 = set_force_caps, .ident = "Acer Aspire Switch 10E SW3-016", .matches = { @@ -659,6 +697,31 @@ static const struct dmi_system_id non_acer_quirks[] __initconst = { {} }; +static struct platform_profile_handler platform_profile_handler; +static bool platform_profile_support; + +/* + * The profile used before turbo mode. This variable is needed for + * returning from turbo mode when the mode key is in toggle mode. + */ +static int last_non_turbo_profile; + +enum acer_predator_v4_thermal_profile_ec { + ACER_PREDATOR_V4_THERMAL_PROFILE_ECO = 0x04, + ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO = 0x03, + ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE = 0x02, + ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET = 0x01, + ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED = 0x00, +}; + +enum acer_predator_v4_thermal_profile_wmi { + ACER_PREDATOR_V4_THERMAL_PROFILE_ECO_WMI = 0x060B, + ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI = 0x050B, + ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE_WMI = 0x040B, + ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET_WMI = 0x0B, + ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI = 0x010B, +}; + /* Find which quirks are needed for a particular vendor/ model pair */ static void __init find_quirks(void) { @@ -1339,7 +1402,7 @@ 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; + u64 tmp = 0; acpi_status status; status = wmi_evaluate_method(WMID_GUID4, 0, method_id, &input, &result); @@ -1663,6 +1726,26 @@ static int acer_gsensor_event(void) return 0; } +static int acer_get_fan_speed(int fan) +{ + if (quirks->predator_v4) { + acpi_status status; + u64 fanspeed; + + status = WMI_gaming_execute_u64( + ACER_WMID_GET_GAMING_SYS_INFO_METHODID, + fan == 0 ? ACER_WMID_CMD_GET_PREDATOR_V4_CPU_FAN_SPEED : + ACER_WMID_CMD_GET_PREDATOR_V4_GPU_FAN_SPEED, + &fanspeed); + + if (ACPI_FAILURE(status)) + return -EIO; + + return FIELD_GET(ACER_PREDATOR_V4_FAN_SPEED_READ_BIT_MASK, fanspeed); + } + return -EOPNOTSUPP; +} + /* * Predator series turbo button */ @@ -1698,6 +1781,199 @@ static int acer_toggle_turbo(void) return turbo_led_state; } +static int +acer_predator_v4_platform_profile_get(struct platform_profile_handler *pprof, + enum platform_profile_option *profile) +{ + u8 tp; + int err; + + err = ec_read(ACER_PREDATOR_V4_THERMAL_PROFILE_EC_OFFSET, &tp); + + if (err < 0) + 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 platform_profile_handler *pprof, + enum platform_profile_option profile) +{ + int tp; + acpi_status status; + + switch (profile) { + case PLATFORM_PROFILE_PERFORMANCE: + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI; + break; + case PLATFORM_PROFILE_BALANCED_PERFORMANCE: + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE_WMI; + break; + case PLATFORM_PROFILE_BALANCED: + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + break; + case PLATFORM_PROFILE_QUIET: + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET_WMI; + break; + case PLATFORM_PROFILE_LOW_POWER: + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_ECO_WMI; + break; + default: + return -EOPNOTSUPP; + } + + status = WMI_gaming_execute_u64( + ACER_WMID_SET_GAMING_MISC_SETTING_METHODID, tp, NULL); + + if (ACPI_FAILURE(status)) + return -EIO; + + if (tp != ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI) + last_non_turbo_profile = tp; + + return 0; +} + +static int acer_platform_profile_setup(void) +{ + if (quirks->predator_v4) { + int err; + + platform_profile_handler.profile_get = + acer_predator_v4_platform_profile_get; + platform_profile_handler.profile_set = + acer_predator_v4_platform_profile_set; + + set_bit(PLATFORM_PROFILE_PERFORMANCE, + platform_profile_handler.choices); + set_bit(PLATFORM_PROFILE_BALANCED_PERFORMANCE, + platform_profile_handler.choices); + set_bit(PLATFORM_PROFILE_BALANCED, + platform_profile_handler.choices); + set_bit(PLATFORM_PROFILE_QUIET, + platform_profile_handler.choices); + set_bit(PLATFORM_PROFILE_LOW_POWER, + platform_profile_handler.choices); + + err = platform_profile_register(&platform_profile_handler); + if (err) + return err; + + platform_profile_support = true; + + /* Set default non-turbo profile */ + last_non_turbo_profile = + ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + } + return 0; +} + +static int acer_thermal_profile_change(void) +{ + /* + * This mode key can rotate each mode or toggle turbo mode. + * On battery, only ECO and BALANCED mode are available. + */ + if (quirks->predator_v4) { + u8 current_tp; + int tp, err; + u64 on_AC; + acpi_status status; + + err = ec_read(ACER_PREDATOR_V4_THERMAL_PROFILE_EC_OFFSET, + ¤t_tp); + + if (err < 0) + return err; + + /* Check power source */ + status = WMI_gaming_execute_u64( + ACER_WMID_GET_GAMING_SYS_INFO_METHODID, + ACER_WMID_CMD_GET_PREDATOR_V4_BAT_STATUS, &on_AC); + + if (ACPI_FAILURE(status)) + return -EIO; + + switch (current_tp) { + case ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO: + if (!on_AC) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + else if (cycle_gaming_thermal_profile) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_ECO_WMI; + else + tp = last_non_turbo_profile; + break; + case ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE: + if (!on_AC) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + else + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI; + break; + case ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED: + if (!on_AC) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_ECO_WMI; + else if (cycle_gaming_thermal_profile) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_PERFORMANCE_WMI; + else + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI; + break; + case ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET: + if (!on_AC) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + else if (cycle_gaming_thermal_profile) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + else + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI; + break; + case ACER_PREDATOR_V4_THERMAL_PROFILE_ECO: + if (!on_AC) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_BALANCED_WMI; + else if (cycle_gaming_thermal_profile) + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_QUIET_WMI; + else + tp = ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI; + break; + default: + return -EOPNOTSUPP; + } + + status = WMI_gaming_execute_u64( + ACER_WMID_SET_GAMING_MISC_SETTING_METHODID, tp, NULL); + + if (ACPI_FAILURE(status)) + return -EIO; + + /* Store non-turbo profile for turbo mode toggle*/ + if (tp != ACER_PREDATOR_V4_THERMAL_PROFILE_TURBO_WMI) + last_non_turbo_profile = tp; + + platform_profile_notify(); + } + + return 0; +} + /* * Switch series keyboard dock status */ @@ -1997,6 +2273,8 @@ static void acer_wmi_notify(u32 value, void *context) 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; default: pr_warn("Unknown function number - %d - %d\n", @@ -2222,6 +2500,8 @@ static u32 get_wmid_devices(void) return devices; } +static int acer_wmi_hwmon_init(void); + /* * Platform device */ @@ -2245,8 +2525,25 @@ static int acer_platform_probe(struct platform_device *device) if (err) goto error_rfkill; - return err; + if (has_cap(ACER_CAP_PLATFORM_PROFILE)) { + err = acer_platform_profile_setup(); + if (err) + goto error_platform_profile; + } + + if (has_cap(ACER_CAP_FAN_SPEED_READ)) { + err = acer_wmi_hwmon_init(); + if (err) + goto error_hwmon; + } + + return 0; +error_hwmon: + if (platform_profile_support) + platform_profile_remove(); +error_platform_profile: + acer_rfkill_exit(); error_rfkill: if (has_cap(ACER_CAP_BRIGHTNESS)) acer_backlight_exit(); @@ -2265,6 +2562,9 @@ static void acer_platform_remove(struct platform_device *device) acer_backlight_exit(); acer_rfkill_exit(); + + if (platform_profile_support) + platform_profile_remove(); } #ifdef CONFIG_PM_SLEEP @@ -2351,6 +2651,73 @@ static void __init create_debugfs(void) &interface->debug.wmid_devices); } +static umode_t acer_wmi_hwmon_is_visible(const void *data, + enum hwmon_sensor_types type, u32 attr, + int channel) +{ + switch (type) { + case hwmon_fan: + if (acer_get_fan_speed(channel) >= 0) + return 0444; + break; + default: + return 0; + } + + return 0; +} + +static int acer_wmi_hwmon_read(struct device *dev, enum hwmon_sensor_types type, + u32 attr, int channel, long *val) +{ + int ret; + + switch (type) { + case hwmon_fan: + ret = acer_get_fan_speed(channel); + if (ret < 0) + return ret; + *val = ret; + break; + default: + return -EOPNOTSUPP; + } + + return 0; +} + +static const struct hwmon_channel_info *const acer_wmi_hwmon_info[] = { + HWMON_CHANNEL_INFO(fan, HWMON_F_INPUT, HWMON_F_INPUT), NULL +}; + +static const struct hwmon_ops acer_wmi_hwmon_ops = { + .read = acer_wmi_hwmon_read, + .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; + + hwmon = devm_hwmon_device_register_with_info(dev, "acer", + &acer_platform_driver, + &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; |