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path: root/drivers/platform/x86/acer-wmi.c
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Diffstat (limited to 'drivers/platform/x86/acer-wmi.c')
-rw-r--r--drivers/platform/x86/acer-wmi.c97
1 files changed, 77 insertions, 20 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index a66192f692e3..dac0fbe87460 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -128,6 +128,7 @@ static const struct key_entry acer_wmi_keymap[] __initconst = {
{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_END, 0}
};
@@ -150,15 +151,30 @@ 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 +1785,13 @@ 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 +1812,7 @@ 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 +1820,17 @@ 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(&params, &return_value);
+ status = wmid3_set_function_mode(&params, &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 +1844,17 @@ 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(&params, &return_value);
+ status = wmid3_set_function_mode(&params, &return_value);
if (return_value.error_code || return_value.ec_return_value)
pr_warn("Enabling Launch Manager failed: 0x%x - 0x%x\n",
@@ -1846,11 +1864,46 @@ 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(&params, &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,
void *ctx, void **retval)
{
+ struct acpi_device *dev;
+
+ if (!strcmp(ctx, "SENR")) {
+ if (acpi_bus_get_device(ah, &dev))
+ return AE_OK;
+ if (!strcmp(ACER_WMID_ACCEL_HID, acpi_device_hid(dev)))
+ return AE_OK;
+ } else
+ return AE_OK;
+
*(acpi_handle *)retval = ah;
- return AE_OK;
+
+ return AE_CTRL_TERMINATE;
}
static int __init acer_wmi_get_handle(const char *name, const char *prop,
@@ -1877,7 +1930,7 @@ static int __init acer_wmi_accel_setup(void)
{
int err;
- err = acer_wmi_get_handle("SENR", "BST0001", &gsensor_handle);
+ err = acer_wmi_get_handle("SENR", ACER_WMID_ACCEL_HID, &gsensor_handle);
if (err)
return err;
@@ -2216,6 +2269,9 @@ 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");
@@ -2233,10 +2289,11 @@ static int __init acer_wmi_init(void)
err = acer_wmi_input_setup();
if (err)
return err;
+ err = acer_wmi_accel_setup();
+ if (err)
+ return err;
}
- acer_wmi_accel_setup();
-
err = platform_driver_register(&acer_platform_driver);
if (err) {
pr_err("Unable to register platform driver\n");
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 01:25:21 +0000