diff options
Diffstat (limited to 'drivers/platform/x86/eeepc-laptop.c')
-rw-r--r-- | drivers/platform/x86/eeepc-laptop.c | 172 |
1 files changed, 150 insertions, 22 deletions
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 02fe2b8..6f54fd1 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" @@ -90,7 +91,7 @@ enum { }; static const char *cm_getv[] = { - "WLDG", NULL, NULL, NULL, + "WLDG", "BTHG", NULL, NULL, "CAMG", NULL, NULL, NULL, NULL, "PBLG", NULL, NULL, "CFVG", NULL, NULL, NULL, @@ -99,7 +100,7 @@ static const char *cm_getv[] = { }; static const char *cm_setv[] = { - "WLDS", NULL, NULL, NULL, + "WLDS", "BTHS", NULL, NULL, "CAMS", NULL, NULL, NULL, "SDSP", "PBLS", "HDPS", NULL, "CFVS", NULL, NULL, NULL, @@ -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 }, @@ -510,18 +515,59 @@ 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) { static struct key_entry *key; + u16 count; + if (!ehotk) 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]++); + count = ehotk->event_count[event % 128]++; + acpi_bus_generate_proc_event(ehotk->device, event, count); + acpi_bus_generate_netlink_event(ehotk->device->pnp.device_class, + dev_name(&ehotk->device->dev), event, + count); if (ehotk->inputdev) { key = eepc_get_entry_by_scancode(event); if (key) { @@ -539,6 +585,45 @@ 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 +643,7 @@ 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 +654,25 @@ 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 +680,47 @@ 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 +734,10 @@ 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 +853,21 @@ 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 +886,8 @@ 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 +991,8 @@ fail_platform_driver: fail_hwmon: eeepc_backlight_exit(); fail_backlight: + eeepc_input_exit(); + eeepc_rfkill_exit(); return result; } |