* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver");
MODULE_LICENSE("GPL");
-#define ACER_LOGPREFIX "acer-wmi: "
-#define ACER_ERR KERN_ERR ACER_LOGPREFIX
-#define ACER_NOTICE KERN_NOTICE ACER_LOGPREFIX
-#define ACER_INFO KERN_INFO ACER_LOGPREFIX
-#define ACER_WARNING KERN_WARNING ACER_LOGPREFIX
-
/*
* Magic Number
* Meaning is unknown - this number is required for writing to ACPI for AMW0
#define AMW0_GUID1 "67C3371D-95A3-4C37-BB61-DD47B491DAAB"
#define AMW0_GUID2 "431F16ED-0C2B-444C-B267-27DEB140CF9C"
#define WMID_GUID1 "6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3"
-#define WMID_GUID2 "95764E09-FB56-4e83-B31A-37761F60994A"
+#define WMID_GUID2 "95764E09-FB56-4E83-B31A-37761F60994A"
#define WMID_GUID3 "61EF69EA-865C-4BC3-A502-A0DEBA0CB531"
/*
#define ACERWMID_EVENT_GUID "676AA15E-6A47-4D9F-A2CC-1E6D18D14026"
MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB");
-MODULE_ALIAS("wmi:6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3");
+MODULE_ALIAS("wmi:6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3");
MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026");
enum acer_wmi_event_ids {
static const struct key_entry acer_wmi_keymap[] = {
{KE_KEY, 0x01, {KEY_WLAN} }, /* WiFi */
+ {KE_KEY, 0x03, {KEY_WLAN} }, /* WiFi */
{KE_KEY, 0x12, {KEY_BLUETOOTH} }, /* BT */
{KE_KEY, 0x21, {KEY_PROG1} }, /* Backup */
{KE_KEY, 0x22, {KEY_PROG2} }, /* Arcade */
{KE_KEY, 0x23, {KEY_PROG3} }, /* P_Key */
{KE_KEY, 0x24, {KEY_PROG4} }, /* Social networking_Key */
+ {KE_IGNORE, 0x41, {KEY_MUTE} },
+ {KE_IGNORE, 0x42, {KEY_PREVIOUSSONG} },
+ {KE_IGNORE, 0x43, {KEY_NEXTSONG} },
+ {KE_IGNORE, 0x44, {KEY_PLAYPAUSE} },
+ {KE_IGNORE, 0x45, {KEY_STOP} },
+ {KE_IGNORE, 0x48, {KEY_VOLUMEUP} },
+ {KE_IGNORE, 0x49, {KEY_VOLUMEDOWN} },
+ {KE_IGNORE, 0x61, {KEY_SWITCHVIDEOMODE} },
+ {KE_IGNORE, 0x62, {KEY_BRIGHTNESSUP} },
+ {KE_IGNORE, 0x63, {KEY_BRIGHTNESSDOWN} },
{KE_KEY, 0x64, {KEY_SWITCHVIDEOMODE} }, /* Display Switch */
- {KE_KEY, 0x82, {KEY_F22} }, /* Touch Pad On/Off */
+ {KE_IGNORE, 0x81, {KEY_SLEEP} },
+ {KE_KEY, 0x82, {KEY_TOUCHPAD_TOGGLE} }, /* Touch Pad On/Off */
+ {KE_IGNORE, 0x83, {KEY_TOUCHPAD_TOGGLE} },
{KE_END, 0}
};
*/
#define ACER_WMID3_GDS_WIRELESS (1<<0) /* WiFi */
#define ACER_WMID3_GDS_THREEG (1<<6) /* 3G */
+#define ACER_WMID3_GDS_WIMAX (1<<7) /* WiMAX */
#define ACER_WMID3_GDS_BLUETOOTH (1<<11) /* BT */
struct lm_input_params {
static struct rfkill *wireless_rfkill;
static struct rfkill *bluetooth_rfkill;
static struct rfkill *threeg_rfkill;
+static bool rfkill_inited;
/* Each low-level interface must define at least some of the following */
struct wmi_interface {
obj = (union acpi_object *) result.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER &&
- obj->buffer.length == sizeof(u32)) {
+ (obj->buffer.length == sizeof(u32) ||
+ obj->buffer.length == sizeof(u64))) {
tmp = *((u32 *) obj->buffer.pointer);
+ } else if (obj->type == ACPI_TYPE_INTEGER) {
+ tmp = (u32) obj->integer.value;
} else {
tmp = 0;
}
has_type_aa = true;
type_aa = (struct hotkey_function_type_aa *) header;
- printk(ACER_INFO "Function bitmap for Communication Button: 0x%x\n",
+ pr_info("Function bitmap for Communication Button: 0x%x\n",
type_aa->commun_func_bitmap);
if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_WIRELESS)
obj = (union acpi_object *) out.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER &&
- obj->buffer.length == sizeof(u32)) {
+ (obj->buffer.length == sizeof(u32) ||
+ obj->buffer.length == sizeof(u64))) {
devices = *((u32 *) obj->buffer.pointer);
+ } else if (obj->type == ACPI_TYPE_INTEGER) {
+ devices = (u32) obj->integer.value;
} else {
kfree(out.pointer);
return AE_ERROR;
dmi_walk(type_aa_dmi_decode, NULL);
if (!has_type_aa) {
interface->capability |= ACER_CAP_WIRELESS;
- interface->capability |= ACER_CAP_THREEG;
+ if (devices & 0x40)
+ interface->capability |= ACER_CAP_THREEG;
if (devices & 0x10)
interface->capability |= ACER_CAP_BLUETOOTH;
}
* These will all fail silently if the value given is invalid, or the
* capability isn't available on the given interface
*/
- set_u32(mailled, ACER_CAP_MAILLED);
- if (!has_type_aa)
+ if (mailled >= 0)
+ set_u32(mailled, ACER_CAP_MAILLED);
+ if (!has_type_aa && threeg >= 0)
set_u32(threeg, ACER_CAP_THREEG);
- set_u32(brightness, ACER_CAP_BRIGHTNESS);
+ if (brightness >= 0)
+ set_u32(brightness, ACER_CAP_BRIGHTNESS);
}
/*
static void acer_led_exit(void)
{
+ set_u32(LED_OFF, ACER_CAP_MAILLED);
led_classdev_unregister(&mail_led);
}
struct backlight_device *bd;
memset(&props, 0, sizeof(struct backlight_properties));
+ props.type = BACKLIGHT_PLATFORM;
props.max_brightness = max_brightness;
bd = backlight_device_register("acer-wmi", dev, NULL, &acer_bl_ops,
&props);
if (IS_ERR(bd)) {
- printk(ACER_ERR "Could not register Acer backlight device\n");
+ pr_err("Could not register Acer backlight device\n");
acer_backlight_device = NULL;
return PTR_ERR(bd);
}
return AE_ERROR;
}
if (obj->buffer.length != 8) {
- printk(ACER_WARNING "Unknown buffer length %d\n",
- obj->buffer.length);
+ pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return AE_ERROR;
}
kfree(obj);
if (return_value.error_code || return_value.ec_return_value)
- printk(ACER_WARNING "Get Device Status failed: "
- "0x%x - 0x%x\n", return_value.error_code,
+ pr_warn("Get Device Status failed: 0x%x - 0x%x\n",
+ return_value.error_code,
return_value.ec_return_value);
else
*value = !!(return_value.devices & device);
}
}
+static acpi_status wmid3_set_device_status(u32 value, u16 device)
+{
+ struct wmid3_gds_return_value return_value;
+ acpi_status status;
+ union acpi_object *obj;
+ u16 devices;
+ struct wmid3_gds_input_param params = {
+ .function_num = 0x1,
+ .hotkey_number = 0x01,
+ .devices = ACER_WMID3_GDS_WIRELESS &
+ ACER_WMID3_GDS_THREEG &
+ ACER_WMID3_GDS_WIMAX &
+ ACER_WMID3_GDS_BLUETOOTH,
+ };
+ struct acpi_buffer input = {
+ sizeof(struct wmid3_gds_input_param),
+ ¶ms
+ };
+ 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);
+ if (ACPI_FAILURE(status))
+ return status;
+
+ obj = output.pointer;
+
+ if (!obj)
+ return AE_ERROR;
+ else if (obj->type != ACPI_TYPE_BUFFER) {
+ kfree(obj);
+ return AE_ERROR;
+ }
+ if (obj->buffer.length != 8) {
+ pr_warning("Unknown buffer length %d\n", obj->buffer.length);
+ kfree(obj);
+ return AE_ERROR;
+ }
+
+ return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer);
+ kfree(obj);
+
+ if (return_value.error_code || return_value.ec_return_value) {
+ pr_warning("Get Current Device Status failed: "
+ "0x%x - 0x%x\n", return_value.error_code,
+ return_value.ec_return_value);
+ return status;
+ }
+
+ devices = return_value.devices;
+ params.function_num = 0x2;
+ params.hotkey_number = 0x01;
+ params.devices = (value) ? (devices | device) : (devices & ~device);
+
+ status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output2);
+ if (ACPI_FAILURE(status))
+ return status;
+
+ obj = output2.pointer;
+
+ if (!obj)
+ return AE_ERROR;
+ else if (obj->type != ACPI_TYPE_BUFFER) {
+ kfree(obj);
+ return AE_ERROR;
+ }
+ if (obj->buffer.length != 4) {
+ pr_warning("Unknown buffer length %d\n", obj->buffer.length);
+ kfree(obj);
+ return AE_ERROR;
+ }
+
+ return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer);
+ kfree(obj);
+
+ if (return_value.error_code || return_value.ec_return_value)
+ pr_warning("Set Device Status failed: "
+ "0x%x - 0x%x\n", return_value.error_code,
+ return_value.ec_return_value);
+
+ return status;
+}
+
+static acpi_status set_device_status(u32 value, u32 cap)
+{
+ if (wmi_has_guid(WMID_GUID3)) {
+ u16 device;
+
+ switch (cap) {
+ case ACER_CAP_WIRELESS:
+ device = ACER_WMID3_GDS_WIRELESS;
+ break;
+ case ACER_CAP_BLUETOOTH:
+ device = ACER_WMID3_GDS_BLUETOOTH;
+ break;
+ case ACER_CAP_THREEG:
+ device = ACER_WMID3_GDS_THREEG;
+ break;
+ default:
+ return AE_ERROR;
+ }
+ return wmid3_set_device_status(value, device);
+
+ } else {
+ return set_u32(value, cap);
+ }
+}
+
/*
* Rfkill devices
*/
{
acpi_status status;
u32 cap = (unsigned long)data;
- status = set_u32(!blocked, cap);
- if (ACPI_FAILURE(status))
- return -ENODEV;
+
+ if (rfkill_inited) {
+ status = set_device_status(!blocked, cap);
+ if (ACPI_FAILURE(status))
+ return -ENODEV;
+ }
+
return 0;
}
return ERR_PTR(-ENOMEM);
status = get_device_status(&state, cap);
- if (ACPI_SUCCESS(status))
- rfkill_init_sw_state(rfkill_dev, !state);
err = rfkill_register(rfkill_dev);
if (err) {
rfkill_destroy(rfkill_dev);
return ERR_PTR(err);
}
+
+ if (ACPI_SUCCESS(status))
+ rfkill_set_sw_state(rfkill_dev, !state);
+
return rfkill_dev;
}
}
}
- schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ));
+ rfkill_inited = true;
+
+ if (ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID))
+ schedule_delayed_work(&acer_rfkill_work,
+ round_jiffies_relative(HZ));
return 0;
}
static void acer_rfkill_exit(void)
{
- cancel_delayed_work_sync(&acer_rfkill_work);
+ if (ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID))
+ cancel_delayed_work_sync(&acer_rfkill_work);
rfkill_unregister(wireless_rfkill);
rfkill_destroy(wireless_rfkill);
status = wmi_get_event_data(value, &response);
if (status != AE_OK) {
- printk(ACER_WARNING "bad event status 0x%x\n", status);
+ pr_warn("bad event status 0x%x\n", status);
return;
}
if (!obj)
return;
if (obj->type != ACPI_TYPE_BUFFER) {
- printk(ACER_WARNING "Unknown response received %d\n",
- obj->type);
+ pr_warn("Unknown response received %d\n", obj->type);
kfree(obj);
return;
}
if (obj->buffer.length != 8) {
- printk(ACER_WARNING "Unknown buffer length %d\n",
- obj->buffer.length);
+ pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return;
}
switch (return_value.function) {
case WMID_HOTKEY_EVENT:
+ if (return_value.device_state) {
+ u16 device_state = return_value.device_state;
+ pr_debug("device state: 0x%x\n", device_state);
+ if (has_cap(ACER_CAP_WIRELESS))
+ rfkill_set_sw_state(wireless_rfkill,
+ !(device_state & ACER_WMID3_GDS_WIRELESS));
+ if (has_cap(ACER_CAP_BLUETOOTH))
+ rfkill_set_sw_state(bluetooth_rfkill,
+ !(device_state & ACER_WMID3_GDS_BLUETOOTH));
+ if (has_cap(ACER_CAP_THREEG))
+ rfkill_set_sw_state(threeg_rfkill,
+ !(device_state & ACER_WMID3_GDS_THREEG));
+ }
if (!sparse_keymap_report_event(acer_wmi_input_dev,
return_value.key_num, 1, true))
- printk(ACER_WARNING "Unknown key number - 0x%x\n",
+ pr_warn("Unknown key number - 0x%x\n",
return_value.key_num);
break;
default:
- printk(ACER_WARNING "Unknown function number - %d - %d\n",
+ pr_warn("Unknown function number - %d - %d\n",
return_value.function, return_value.key_num);
break;
}
return AE_ERROR;
}
if (obj->buffer.length != 4) {
- printk(ACER_WARNING "Unknown buffer length %d\n",
- obj->buffer.length);
+ pr_warn("Unknown buffer length %d\n", obj->buffer.length);
kfree(obj);
return AE_ERROR;
}
status = wmid3_set_lm_mode(¶ms, &return_value);
if (return_value.error_code || return_value.ec_return_value)
- printk(ACER_WARNING "Enabling EC raw mode failed: "
- "0x%x - 0x%x\n", return_value.error_code,
- return_value.ec_return_value);
+ pr_warn("Enabling EC raw mode failed: 0x%x - 0x%x\n",
+ return_value.error_code,
+ return_value.ec_return_value);
else
- printk(ACER_INFO "Enabled EC raw mode");
+ pr_info("Enabled EC raw mode\n");
return status;
}
status = wmid3_set_lm_mode(¶ms, &return_value);
if (return_value.error_code || return_value.ec_return_value)
- printk(ACER_WARNING "Enabling Launch Manager failed: "
- "0x%x - 0x%x\n", return_value.error_code,
- return_value.ec_return_value);
+ pr_warn("Enabling Launch Manager failed: 0x%x - 0x%x\n",
+ return_value.error_code,
+ return_value.ec_return_value);
return status;
}
obj = (union acpi_object *) out.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER &&
- obj->buffer.length == sizeof(u32)) {
+ (obj->buffer.length == sizeof(u32) ||
+ obj->buffer.length == sizeof(u64))) {
devices = *((u32 *) obj->buffer.pointer);
+ } else if (obj->type == ACPI_TYPE_INTEGER) {
+ devices = (u32) obj->integer.value;
}
kfree(out.pointer);
if (has_cap(ACER_CAP_MAILLED)) {
get_u32(&value, ACER_CAP_MAILLED);
+ set_u32(LED_OFF, ACER_CAP_MAILLED);
data->mailled = value;
}
return 0;
}
+static void acer_platform_shutdown(struct platform_device *device)
+{
+ struct acer_data *data = &interface->data;
+
+ if (!data)
+ return;
+
+ if (has_cap(ACER_CAP_MAILLED))
+ set_u32(LED_OFF, ACER_CAP_MAILLED);
+}
+
static struct platform_driver acer_platform_driver = {
.driver = {
.name = "acer-wmi",
.remove = acer_platform_remove,
.suspend = acer_platform_suspend,
.resume = acer_platform_resume,
+ .shutdown = acer_platform_shutdown,
};
static struct platform_device *acer_platform_device;
{
interface->debug.root = debugfs_create_dir("acer-wmi", NULL);
if (!interface->debug.root) {
- printk(ACER_ERR "Failed to create debugfs directory");
+ pr_err("Failed to create debugfs directory");
return -ENOMEM;
}
{
int err;
- printk(ACER_INFO "Acer Laptop ACPI-WMI Extras\n");
+ pr_info("Acer Laptop ACPI-WMI Extras\n");
if (dmi_check_system(acer_blacklist)) {
- printk(ACER_INFO "Blacklisted hardware detected - "
- "not loading\n");
+ pr_info("Blacklisted hardware detected - not loading\n");
return -ENODEV;
}
if (wmi_has_guid(WMID_GUID2) && interface) {
if (ACPI_FAILURE(WMID_set_capabilities())) {
- printk(ACER_ERR "Unable to detect available WMID "
- "devices\n");
+ pr_err("Unable to detect available WMID devices\n");
return -ENODEV;
}
} else if (!wmi_has_guid(WMID_GUID2) && interface) {
- printk(ACER_ERR "No WMID device detection method found\n");
+ pr_err("No WMID device detection method found\n");
return -ENODEV;
}
interface = &AMW0_interface;
if (ACPI_FAILURE(AMW0_set_capabilities())) {
- printk(ACER_ERR "Unable to detect available AMW0 "
- "devices\n");
+ pr_err("Unable to detect available AMW0 devices\n");
return -ENODEV;
}
}
AMW0_find_mailled();
if (!interface) {
- printk(ACER_INFO "No or unsupported WMI interface, unable to "
- "load\n");
+ pr_err("No or unsupported WMI interface, unable to load\n");
return -ENODEV;
}
if (acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) {
interface->capability &= ~ACER_CAP_BRIGHTNESS;
- printk(ACER_INFO "Brightness must be controlled by "
+ pr_info("Brightness must be controlled by "
"generic video driver\n");
}
if (wmi_has_guid(WMID_GUID3)) {
if (ec_raw_mode) {
if (ACPI_FAILURE(acer_wmi_enable_ec_raw())) {
- printk(ACER_ERR "Cannot enable EC raw mode\n");
+ pr_err("Cannot enable EC raw mode\n");
return -ENODEV;
}
} else if (ACPI_FAILURE(acer_wmi_enable_lm())) {
- printk(ACER_ERR "Cannot enable Launch Manager mode\n");
+ pr_err("Cannot enable Launch Manager mode\n");
return -ENODEV;
}
} else if (ec_raw_mode) {
- printk(ACER_INFO "No WMID EC raw mode enable method\n");
+ pr_info("No WMID EC raw mode enable method\n");
}
if (wmi_has_guid(ACERWMID_EVENT_GUID)) {
err = platform_driver_register(&acer_platform_driver);
if (err) {
- printk(ACER_ERR "Unable to register platform driver.\n");
+ pr_err("Unable to register platform driver.\n");
goto error_platform_register;
}
platform_device_unregister(acer_platform_device);
platform_driver_unregister(&acer_platform_driver);
- printk(ACER_INFO "Acer Laptop WMI Extras unloaded\n");
+ pr_info("Acer Laptop WMI Extras unloaded\n");
return;
}
Code Review / linux-2.6.git / blobdiff