diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/platform/x86/acer-wmi.c | 74 |
1 files changed, 58 insertions, 16 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index c29b9b611ab2..4f633570531a 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -150,15 +150,30 @@ struct event_return_value { #define ACER_WMID3_GDS_BLUETOOTH (1<<11) /* BT */ #define ACER_WMID3_GDS_TOUCHPAD (1<<1) /* Touchpad */ -struct lm_input_params { +/* 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 lm_status; /* Launch Manager Status */ - u16 reserved; + u8 app_status; /* Acer Device Status. LM, ePM, RF Button... */ + u8 app_mask; /* Bit mask to app_status */ + u8 reserved; } __attribute__((packed)); -struct lm_return_value { +struct func_return_value { u8 error_code; /* Error Code */ u8 ec_return_value; /* EC Return Value */ u16 reserved; @@ -1769,13 +1784,13 @@ static void acer_wmi_notify(u32 value, void *context) } static acpi_status __init -wmid3_set_lm_mode(struct lm_input_params *params, - struct lm_return_value *return_value) +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 lm_input_params), params }; + 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); @@ -1796,7 +1811,7 @@ wmid3_set_lm_mode(struct lm_input_params *params, return AE_ERROR; } - *return_value = *((struct lm_return_value *)obj->buffer.pointer); + *return_value = *((struct func_return_value *)obj->buffer.pointer); kfree(obj); return status; @@ -1804,16 +1819,17 @@ wmid3_set_lm_mode(struct lm_input_params *params, static int __init acer_wmi_enable_ec_raw(void) { - struct lm_return_value return_value; + struct func_return_value return_value; acpi_status status; - struct lm_input_params params = { + struct func_input_params params = { .function_num = 0x1, .commun_devices = 0xFFFF, .devices = 0xFFFF, - .lm_status = 0x00, /* Launch Manager Deactive */ + .app_status = 0x00, /* Launch Manager Deactive */ + .app_mask = 0x01, }; - status = wmid3_set_lm_mode(¶ms, &return_value); + 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", @@ -1827,16 +1843,17 @@ static int __init acer_wmi_enable_ec_raw(void) static int __init acer_wmi_enable_lm(void) { - struct lm_return_value return_value; + struct func_return_value return_value; acpi_status status; - struct lm_input_params params = { + struct func_input_params params = { .function_num = 0x1, .commun_devices = 0xFFFF, .devices = 0xFFFF, - .lm_status = 0x01, /* Launch Manager Active */ + .app_status = 0x01, /* Launch Manager Active */ + .app_mask = 0x01, }; - status = wmid3_set_lm_mode(¶ms, &return_value); + 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", @@ -1846,6 +1863,28 @@ static int __init acer_wmi_enable_lm(void) 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; +} + #define ACER_WMID_ACCEL_HID "BST0001" static acpi_status __init acer_wmi_get_handle_cb(acpi_handle ah, u32 level, @@ -2229,6 +2268,9 @@ static int __init acer_wmi_init(void) interface->capability &= ~ACER_CAP_BRIGHTNESS; if (wmi_has_guid(WMID_GUID3)) { + 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"); |