summaryrefslogtreecommitdiffstats
path: root/drivers/platform/x86/acer-wmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/platform/x86/acer-wmi.c')
-rw-r--r--drivers/platform/x86/acer-wmi.c394
1 files changed, 388 insertions, 6 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 0e472aa9bf..ee2e164f86 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 +275,8 @@ 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;
module_param(mailled, int, 0444);
module_param(brightness, int, 0444);
@@ -266,12 +284,18 @@ 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;
@@ -321,6 +345,7 @@ struct quirk_entry {
u8 turbo;
u8 cpu_fans;
u8 gpu_fans;
+ u8 predator_v4;
};
static struct quirk_entry *quirks;
@@ -336,6 +361,10 @@ 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 +399,10 @@ 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 +580,24 @@ 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 = 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 = set_force_caps,
.ident = "Acer Aspire Switch 10E SW3-016",
.matches = {
@@ -659,10 +710,37 @@ 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)
{
- if (!force_series) {
+ 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) {
@@ -1339,7 +1417,7 @@ 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 +1741,26 @@ 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 +1796,199 @@ 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,
+ &current_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 +2288,8 @@ 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 +2515,8 @@ static u32 get_wmid_devices(void)
return devices;
}
+static int acer_wmi_hwmon_init(void);
+
/*
* Platform device
*/
@@ -2245,8 +2540,25 @@ 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 +2577,9 @@ 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 +2666,73 @@ 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;