6 files changed, 336 insertions, 35 deletions

diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 1a266d4ab5f1..94363115a42a 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -42,6 +42,7 @@ config ASUS_LAPTOP
         depends on LEDS_CLASS
         depends on NEW_LEDS
         depends on BACKLIGHT_CLASS_DEVICE
+        depends on INPUT
         ---help---
           This is the new Linux driver for Asus laptops. It may also support some
           MEDION, JVC or VICTOR laptops. It makes all the extra buttons generate
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 8fb8b3591048..56af6cf385b0 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -46,6 +46,7 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/acpi_bus.h>
 #include <asm/uaccess.h>
+#include <linux/input.h>
 
 #define ASUS_LAPTOP_VERSION "0.42"
 
@@ -181,6 +182,8 @@ struct asus_hotk {
         u8 light_level;         //light sensor level
         u8 light_switch;        //light sensor switch value
         u16 event_count[128];   //count for each event TODO make this better
+        struct input_dev *inputdev;
+        u16 *keycode_map;
 };
 
 /*
@@ -250,6 +253,37 @@ ASUS_LED(rled, "record");
 ASUS_LED(pled, "phone");
 ASUS_LED(gled, "gaming");
 
+struct key_entry {
+        char type;
+        u8 code;
+        u16 keycode;
+};
+
+enum { KE_KEY, KE_END };
+
+static struct key_entry asus_keymap[] = {
+        {KE_KEY, 0x30, KEY_VOLUMEUP},
+        {KE_KEY, 0x31, KEY_VOLUMEDOWN},
+        {KE_KEY, 0x32, KEY_MUTE},
+        {KE_KEY, 0x33, KEY_SWITCHVIDEOMODE},
+        {KE_KEY, 0x34, KEY_SWITCHVIDEOMODE},
+        {KE_KEY, 0x40, KEY_PREVIOUSSONG},
+        {KE_KEY, 0x41, KEY_NEXTSONG},
+        {KE_KEY, 0x43, KEY_STOP},
+        {KE_KEY, 0x45, KEY_PLAYPAUSE},
+        {KE_KEY, 0x50, KEY_EMAIL},
+        {KE_KEY, 0x51, KEY_WWW},
+        {KE_KEY, 0x5C, BTN_EXTRA},  /* Performance */
+        {KE_KEY, 0x5D, KEY_WLAN},
+        {KE_KEY, 0x61, KEY_SWITCHVIDEOMODE},
+        {KE_KEY, 0x6B, BTN_TOUCH}, /* Lock Mouse */
+        {KE_KEY, 0x82, KEY_CAMERA},
+        {KE_KEY, 0x8A, KEY_TV},
+        {KE_KEY, 0x95, KEY_MEDIA},
+        {KE_KEY, 0x99, KEY_PHONE},
+        {KE_END, 0},
+};
+
 /*
  * This function evaluates an ACPI method, given an int as parameter, the
  * method is searched within the scope of the handle, can be NULL. The output
@@ -720,8 +754,68 @@ static ssize_t store_gps(struct device *dev, struct device_attribute *attr,
         return store_status(buf, count, NULL, GPS_ON);
 }
 
+/*
+ * Hotkey functions
+ */
+static struct key_entry *asus_get_entry_by_scancode(int code)
+{
+        struct key_entry *key;
+
+        for (key = asus_keymap; key->type != KE_END; key++)
+                if (code == key->code)
+                        return key;
+
+        return NULL;
+}
+
+static struct key_entry *asus_get_entry_by_keycode(int code)
+{
+        struct key_entry *key;
+
+        for (key = asus_keymap; key->type != KE_END; key++)
+                if (code == key->keycode && key->type == KE_KEY)
+                        return key;
+
+        return NULL;
+}
+
+static int asus_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+{
+        struct key_entry *key = asus_get_entry_by_scancode(scancode);
+
+        if (key && key->type == KE_KEY) {
+                *keycode = key->keycode;
+                return 0;
+        }
+
+        return -EINVAL;
+}
+
+static int asus_setkeycode(struct input_dev *dev, int scancode, int keycode)
+{
+        struct key_entry *key;
+        int old_keycode;
+
+        if (keycode < 0 || keycode > KEY_MAX)
+                return -EINVAL;
+
+        key = asus_get_entry_by_scancode(scancode);
+        if (key && key->type == KE_KEY) {
+                old_keycode = key->keycode;
+                key->keycode = keycode;
+                set_bit(keycode, dev->keybit);
+                if (!asus_get_entry_by_keycode(old_keycode))
+                        clear_bit(old_keycode, dev->keybit);
+                return 0;
+        }
+
+        return -EINVAL;
+}
+
 static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
 {
+        static struct key_entry *key;
+
         /* TODO Find a better way to handle events count. */
         if (!hotk)
                 return;
@@ -738,10 +832,24 @@ static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
                 lcd_blank(FB_BLANK_POWERDOWN);
         }
 
-        acpi_bus_generate_proc_event(hotk->device, event,
-                                hotk->event_count[event % 128]++);
-
-        return;
+        acpi_bus_generate_netlink_event(hotk->device->pnp.device_class,
+                                        dev_name(&hotk->device->dev), event,
+                                        hotk->event_count[event % 128]++);
+
+        if (hotk->inputdev) {
+                key = asus_get_entry_by_scancode(event);
+                if (!key)
+                        return ;
+
+                switch (key->type) {
+                case KE_KEY:
+                        input_report_key(hotk->inputdev, key->keycode, 1);
+                        input_sync(hotk->inputdev);
+                        input_report_key(hotk->inputdev, key->keycode, 0);
+                        input_sync(hotk->inputdev);
+                        break;
+                }
+        }
 }
 
 #define ASUS_CREATE_DEVICE_ATTR(_name)                                  \
@@ -959,6 +1067,38 @@ static int asus_hotk_get_info(void)
         return AE_OK;
 }
 
+static int asus_input_init(void)
+{
+        const struct key_entry *key;
+        int result;
+
+        hotk->inputdev = input_allocate_device();
+        if (!hotk->inputdev) {
+                printk(ASUS_INFO "Unable to allocate input device\n");
+                return 0;
+        }
+        hotk->inputdev->name = "Asus Laptop extra buttons";
+        hotk->inputdev->phys = ASUS_HOTK_FILE "/input0";
+        hotk->inputdev->id.bustype = BUS_HOST;
+        hotk->inputdev->getkeycode = asus_getkeycode;
+        hotk->inputdev->setkeycode = asus_setkeycode;
+
+        for (key = asus_keymap; key->type != KE_END; key++) {
+                switch (key->type) {
+                case KE_KEY:
+                        set_bit(EV_KEY, hotk->inputdev->evbit);
+                        set_bit(key->keycode, hotk->inputdev->keybit);
+                        break;
+                }
+        }
+        result = input_register_device(hotk->inputdev);
+        if (result) {
+                printk(ASUS_INFO "Unable to register input device\n");
+                input_free_device(hotk->inputdev);
+        }
+        return result;
+}
+
 static int asus_hotk_check(void)
 {
         int result = 0;
@@ -1044,7 +1184,7 @@ static int asus_hotk_add(struct acpi_device *device)
         /* GPS is on by default */
         write_status(NULL, 1, GPS_ON);
 
-      end:
+end:
         if (result) {
                 kfree(hotk->name);
                 kfree(hotk);
@@ -1091,10 +1231,17 @@ static void asus_led_exit(void)
         ASUS_LED_UNREGISTER(gled);
 }
 
+static void asus_input_exit(void)
+{
+        if (hotk->inputdev)
+                input_unregister_device(hotk->inputdev);
+}
+
 static void __exit asus_laptop_exit(void)
 {
         asus_backlight_exit();
         asus_led_exit();
+        asus_input_exit();
 
         acpi_bus_unregister_driver(&asus_hotk_driver);
         sysfs_remove_group(&asuspf_device->dev.kobj, &asuspf_attribute_group);
@@ -1216,6 +1363,10 @@ static int __init asus_laptop_init(void)
                 printk(ASUS_INFO "Brightness ignored, must be controlled by "
                        "ACPI video driver\n");
 
+        result = asus_input_init();
+        if (result)
+                goto fail_input;
+
         result = asus_led_init(dev);
         if (result)
                 goto fail_led;
@@ -1242,22 +1393,25 @@ static int __init asus_laptop_init(void)
 
         return 0;
 
-      fail_sysfs:
+fail_sysfs:
         platform_device_del(asuspf_device);
 
-      fail_platform_device2:
+fail_platform_device2:
         platform_device_put(asuspf_device);
 
-      fail_platform_device1:
+fail_platform_device1:
         platform_driver_unregister(&asuspf_driver);
 
-      fail_platform_driver:
+fail_platform_driver:
         asus_led_exit();
 
-      fail_led:
+fail_led:
+        asus_input_exit();
+
+fail_input:
         asus_backlight_exit();
 
-      fail_backlight:
+fail_backlight:
 
         return result;
 }
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index 1e74988c7b2d..d63f26e666a4 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -143,6 +143,7 @@ struct asus_hotk {
                                                          S1300N, S5200N*/
                 A4S,            /* Z81sp */
                 F3Sa,           /* (Centrino) */
+                R1F,
                 END_MODEL
         } model;                /* Models currently supported */
         u16 event_count[128];   /* Count for each event TODO make this better */
@@ -420,7 +421,18 @@ static struct model_data model_conf[END_MODEL] = {
                 .display_get    = "\\ADVG",
                 .display_set    = "SDSP",
         },
-
+        {
+                .name = "R1F",
+                .mt_bt_switch = "BLED",
+                .mt_mled = "MLED",
+                .mt_wled = "WLED",
+                .mt_lcd_switch = "\\Q10",
+                .lcd_status = "\\GP06",
+                .brightness_set = "SPLV",
+                .brightness_get = "GPLV",
+                .display_set = "SDSP",
+                .display_get = "\\INFB"
+        }
 };
 
 /* procdir we use */
@@ -1165,6 +1177,8 @@ static int asus_model_match(char *model)
                 return W3V;
         else if (strncmp(model, "W5A", 3) == 0)
                 return W5A;
+        else if (strncmp(model, "R1F", 3) == 0)
+                return R1F;
         else if (strncmp(model, "A4S", 3) == 0)
                 return A4S;
         else if (strncmp(model, "F3Sa", 4) == 0)
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 9d93cb971e59..786ed8661cb0 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -30,6 +30,7 @@
 #include <linux/uaccess.h>
 #include <linux/input.h>
 #include <linux/rfkill.h>
+#include <linux/pci.h>
 
 #define EEEPC_LAPTOP_VERSION    "0.1"
 
@@ -161,6 +162,10 @@ static struct key_entry eeepc_keymap[] = {
         {KE_KEY, 0x13, KEY_MUTE },
         {KE_KEY, 0x14, KEY_VOLUMEDOWN },
         {KE_KEY, 0x15, KEY_VOLUMEUP },
+        {KE_KEY, 0x1a, KEY_COFFEE },
+        {KE_KEY, 0x1b, KEY_ZOOM },
+        {KE_KEY, 0x1c, KEY_PROG2 },
+        {KE_KEY, 0x1d, KEY_PROG3 },
         {KE_KEY, 0x30, KEY_SWITCHVIDEOMODE },
         {KE_KEY, 0x31, KEY_SWITCHVIDEOMODE },
         {KE_KEY, 0x32, KEY_SWITCHVIDEOMODE },
@@ -510,7 +515,43 @@ static int eeepc_hotk_check(void)
 static void notify_brn(void)
 {
         struct backlight_device *bd = eeepc_backlight_device;
-        bd->props.brightness = read_brightness(bd);
+        if (bd)
+                bd->props.brightness = read_brightness(bd);
+}
+
+static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
+{
+        struct pci_dev *dev;
+        struct pci_bus *bus = pci_find_bus(0, 1);
+
+        if (event != ACPI_NOTIFY_BUS_CHECK)
+                return;
+
+        if (!bus) {
+                printk(EEEPC_WARNING "Unable to find PCI bus 1?\n");
+                return;
+        }
+
+        if (get_acpi(CM_ASL_WLAN) == 1) {
+                dev = pci_get_slot(bus, 0);
+                if (dev) {
+                        /* Device already present */
+                        pci_dev_put(dev);
+                        return;
+                }
+                dev = pci_scan_single_device(bus, 0);
+                if (dev) {
+                        pci_bus_assign_resources(bus);
+                        if (pci_bus_add_device(dev))
+                                printk(EEEPC_ERR "Unable to hotplug wifi\n");
+                }
+        } else {
+                dev = pci_get_slot(bus, 0);
+                if (dev) {
+                        pci_remove_bus_device(dev);
+                        pci_dev_put(dev);
+                }
+        }
 }
 
 static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
@@ -520,8 +561,9 @@ static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
                 return;
         if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX)
                 notify_brn();
-        acpi_bus_generate_proc_event(ehotk->device, event,
-                                     ehotk->event_count[event % 128]++);
+        acpi_bus_generate_netlink_event(ehotk->device->pnp.device_class,
+                                        dev_name(&ehotk->device->dev), event,
+                                        ehotk->event_count[event % 128]++);
         if (ehotk->inputdev) {
                 key = eepc_get_entry_by_scancode(event);
                 if (key) {
@@ -539,6 +581,45 @@ static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
         }
 }
 
+static int eeepc_register_rfkill_notifier(char *node)
+{
+        acpi_status status = AE_OK;
+        acpi_handle handle;
+
+        status = acpi_get_handle(NULL, node, &handle);
+
+        if (ACPI_SUCCESS(status)) {
+                status = acpi_install_notify_handler(handle,
+                                                     ACPI_SYSTEM_NOTIFY,
+                                                     eeepc_rfkill_notify,
+                                                     NULL);
+                if (ACPI_FAILURE(status))
+                        printk(EEEPC_WARNING
+                               "Failed to register notify on %s\n", node);
+        } else
+                return -ENODEV;
+
+        return 0;
+}
+
+static void eeepc_unregister_rfkill_notifier(char *node)
+{
+        acpi_status status = AE_OK;
+        acpi_handle handle;
+
+        status = acpi_get_handle(NULL, node, &handle);
+
+        if (ACPI_SUCCESS(status)) {
+                status = acpi_remove_notify_handler(handle,
+                                                     ACPI_SYSTEM_NOTIFY,
+                                                     eeepc_rfkill_notify);
+                if (ACPI_FAILURE(status))
+                        printk(EEEPC_ERR
+                               "Error removing rfkill notify handler %s\n",
+                                node);
+        }
+}
+
 static int eeepc_hotk_add(struct acpi_device *device)
 {
         acpi_status status = AE_OK;
@@ -558,7 +639,7 @@ static int eeepc_hotk_add(struct acpi_device *device)
         ehotk->device = device;
         result = eeepc_hotk_check();
         if (result)
-                goto end;
+                goto ehotk_fail;
         status = acpi_install_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
                                              eeepc_hotk_notify, ehotk);
         if (ACPI_FAILURE(status))
@@ -569,18 +650,25 @@ static int eeepc_hotk_add(struct acpi_device *device)
                                                            RFKILL_TYPE_WLAN);
 
                 if (!ehotk->eeepc_wlan_rfkill)
-                        goto end;
+                        goto wlan_fail;
 
                 ehotk->eeepc_wlan_rfkill->name = "eeepc-wlan";
                 ehotk->eeepc_wlan_rfkill->toggle_radio = eeepc_wlan_rfkill_set;
                 ehotk->eeepc_wlan_rfkill->get_state = eeepc_wlan_rfkill_state;
-                if (get_acpi(CM_ASL_WLAN) == 1)
+                if (get_acpi(CM_ASL_WLAN) == 1) {
                         ehotk->eeepc_wlan_rfkill->state =
                                 RFKILL_STATE_UNBLOCKED;
-                else
+                        rfkill_set_default(RFKILL_TYPE_WLAN,
+                                           RFKILL_STATE_UNBLOCKED);
+                } else {
                         ehotk->eeepc_wlan_rfkill->state =
                                 RFKILL_STATE_SOFT_BLOCKED;
-                rfkill_register(ehotk->eeepc_wlan_rfkill);
+                        rfkill_set_default(RFKILL_TYPE_WLAN,
+                                           RFKILL_STATE_SOFT_BLOCKED);
+                }
+                result = rfkill_register(ehotk->eeepc_wlan_rfkill);
+                if (result)
+                        goto wlan_fail;
         }
 
         if (get_acpi(CM_ASL_BLUETOOTH) != -1) {
@@ -588,27 +676,47 @@ static int eeepc_hotk_add(struct acpi_device *device)
                         rfkill_allocate(&device->dev, RFKILL_TYPE_BLUETOOTH);
 
                 if (!ehotk->eeepc_bluetooth_rfkill)
-                        goto end;
+                        goto bluetooth_fail;
 
                 ehotk->eeepc_bluetooth_rfkill->name = "eeepc-bluetooth";
                 ehotk->eeepc_bluetooth_rfkill->toggle_radio =
                         eeepc_bluetooth_rfkill_set;
                 ehotk->eeepc_bluetooth_rfkill->get_state =
                         eeepc_bluetooth_rfkill_state;
-                if (get_acpi(CM_ASL_BLUETOOTH) == 1)
+                if (get_acpi(CM_ASL_BLUETOOTH) == 1) {
                         ehotk->eeepc_bluetooth_rfkill->state =
                                 RFKILL_STATE_UNBLOCKED;
-                else
+                        rfkill_set_default(RFKILL_TYPE_BLUETOOTH,
+                                           RFKILL_STATE_UNBLOCKED);
+                } else {
                         ehotk->eeepc_bluetooth_rfkill->state =
                                 RFKILL_STATE_SOFT_BLOCKED;
-                rfkill_register(ehotk->eeepc_bluetooth_rfkill);
-        }
+                        rfkill_set_default(RFKILL_TYPE_BLUETOOTH,
+                                           RFKILL_STATE_SOFT_BLOCKED);
+                }
 
- end:
-        if (result) {
-                kfree(ehotk);
-                ehotk = NULL;
+                result = rfkill_register(ehotk->eeepc_bluetooth_rfkill);
+                if (result)
+                        goto bluetooth_fail;
         }
+
+        eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P6");
+        eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P7");
+
+        return 0;
+
+ bluetooth_fail:
+        if (ehotk->eeepc_bluetooth_rfkill)
+                rfkill_free(ehotk->eeepc_bluetooth_rfkill);
+        rfkill_unregister(ehotk->eeepc_wlan_rfkill);
+        ehotk->eeepc_wlan_rfkill = NULL;
+ wlan_fail:
+        if (ehotk->eeepc_wlan_rfkill)
+                rfkill_free(ehotk->eeepc_wlan_rfkill);
+ ehotk_fail:
+        kfree(ehotk);
+        ehotk = NULL;
+
         return result;
 }
 
@@ -622,6 +730,10 @@ static int eeepc_hotk_remove(struct acpi_device *device, int type)
                                             eeepc_hotk_notify);
         if (ACPI_FAILURE(status))
                 printk(EEEPC_ERR "Error removing notify handler\n");
+
+        eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P6");
+        eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P7");
+
         kfree(ehotk);
         return 0;
 }
@@ -737,13 +849,21 @@ static void eeepc_backlight_exit(void)
 {
         if (eeepc_backlight_device)
                 backlight_device_unregister(eeepc_backlight_device);
-        if (ehotk->inputdev)
-                input_unregister_device(ehotk->inputdev);
+        eeepc_backlight_device = NULL;
+}
+
+static void eeepc_rfkill_exit(void)
+{
         if (ehotk->eeepc_wlan_rfkill)
                 rfkill_unregister(ehotk->eeepc_wlan_rfkill);
         if (ehotk->eeepc_bluetooth_rfkill)
                 rfkill_unregister(ehotk->eeepc_bluetooth_rfkill);
-        eeepc_backlight_device = NULL;
+}
+
+static void eeepc_input_exit(void)
+{
+        if (ehotk->inputdev)
+                input_unregister_device(ehotk->inputdev);
 }
 
 static void eeepc_hwmon_exit(void)
@@ -762,6 +882,8 @@ static void eeepc_hwmon_exit(void)
 static void __exit eeepc_laptop_exit(void)
 {
         eeepc_backlight_exit();
+        eeepc_rfkill_exit();
+        eeepc_input_exit();
         eeepc_hwmon_exit();
         acpi_bus_unregister_driver(&eeepc_hotk_driver);
         sysfs_remove_group(&platform_device->dev.kobj,
@@ -865,6 +987,8 @@ fail_platform_driver:
 fail_hwmon:
         eeepc_backlight_exit();
 fail_backlight:
+        eeepc_input_exit();
+        eeepc_rfkill_exit();
         return result;
 }
 
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 7c789f0a94d7..f41135f2fb29 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -382,6 +382,11 @@ static int __init hp_wmi_input_setup(void)
                 case KE_SW:
                         set_bit(EV_SW, hp_wmi_input_dev->evbit);
                         set_bit(key->keycode, hp_wmi_input_dev->swbit);
+
+                        /* Set initial dock state */
+                        input_report_switch(hp_wmi_input_dev, key->keycode,
+                                            hp_wmi_dock_state());
+                        input_sync(hp_wmi_input_dev);
                         break;
                 }
         }
@@ -441,6 +446,7 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
                 bluetooth_rfkill->toggle_radio = hp_wmi_bluetooth_set;
                 bluetooth_rfkill->user_claim_unsupported = 1;
                 err = rfkill_register(bluetooth_rfkill);
+                if (err)
                         goto register_bluetooth_error;
         }
 
@@ -457,9 +463,11 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
 
         return 0;
 register_wwan_err:
-        rfkill_unregister(bluetooth_rfkill);
+        if (bluetooth_rfkill)
+                rfkill_unregister(bluetooth_rfkill);
 register_bluetooth_error:
-        rfkill_unregister(wifi_rfkill);
+        if (wifi_rfkill)
+                rfkill_unregister(wifi_rfkill);
 add_sysfs_error:
         cleanup_sysfs(device);
         return err;
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index f30db367c82e..c47a44dcb702 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -507,7 +507,7 @@ static void acpi_pcc_generate_keyinput(struct pcc_acpi *pcc)
 
         hkey_num = result & 0xf;
 
-        if (hkey_num < 0 || hkey_num > ARRAY_SIZE(pcc->keymap)) {
+        if (hkey_num < 0 || hkey_num >= ARRAY_SIZE(pcc->keymap)) {
                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
                                   "hotkey number out of range: %d\n",
                                   hkey_num));