diff options
Diffstat (limited to 'drivers/platform/x86')
-rw-r--r-- | drivers/platform/x86/acer-wmi.c | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index cb7e841582d..c31664438e7 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -159,7 +159,14 @@ struct lm_return_value { u16 reserved; } __attribute__((packed)); -struct wmid3_gds_input_param { /* Get Device Status input parameter */ +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 */ @@ -922,13 +929,13 @@ 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_input_param params = { + 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_input_param), + sizeof(struct wmid3_gds_get_input_param), ¶ms }; struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; @@ -991,19 +998,28 @@ static acpi_status wmid3_set_device_status(u32 value, u16 device) acpi_status status; union acpi_object *obj; u16 devices; - struct wmid3_gds_input_param params = { + struct wmid3_gds_get_input_param get_params = { .function_num = 0x1, .hotkey_number = commun_fn_key_number, .devices = commun_func_bitmap, }; - struct acpi_buffer input = { - sizeof(struct wmid3_gds_input_param), - ¶ms + 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, &input, &output); + status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &get_input, &output); if (ACPI_FAILURE(status)) return status; @@ -1032,11 +1048,9 @@ static acpi_status wmid3_set_device_status(u32 value, u16 device) } devices = return_value.devices; - params.function_num = 0x2; - params.hotkey_number = commun_fn_key_number; - params.devices = (value) ? (devices | device) : (devices & ~device); + set_params.devices = (value) ? (devices | device) : (devices & ~device); - status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output2); + status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &set_input, &output2); if (ACPI_FAILURE(status)) return status; |