diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/eeepc-laptop.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 789d6ae003f..d379e74a05d 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -150,6 +150,8 @@ struct eeepc_hotk { /* The actual device the driver binds to */ static struct eeepc_hotk *ehotk; +static void eeepc_rfkill_hotplug(bool real); + /* Platform device/driver */ static int eeepc_hotk_thaw(struct device *device); static int eeepc_hotk_restore(struct device *device); @@ -343,7 +345,16 @@ static bool eeepc_wlan_rfkill_blocked(void) static int eeepc_rfkill_set(void *data, bool blocked) { unsigned long asl = (unsigned long)data; - return set_acpi(asl, !blocked); + int ret; + + if (asl != CM_ASL_WLAN) + return set_acpi(asl, !blocked); + + /* hack to avoid panic with rt2860sta */ + if (blocked) + eeepc_rfkill_hotplug(false); + ret = set_acpi(asl, !blocked); + return ret; } static const struct rfkill_ops eeepc_rfkill_ops = { @@ -643,13 +654,13 @@ static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot, return 0; } -static void eeepc_rfkill_hotplug(void) +static void eeepc_rfkill_hotplug(bool real) { struct pci_dev *dev; struct pci_bus *bus; - bool blocked = eeepc_wlan_rfkill_blocked(); + bool blocked = real ? eeepc_wlan_rfkill_blocked() : true; - if (ehotk->wlan_rfkill) + if (real && ehotk->wlan_rfkill) rfkill_set_sw_state(ehotk->wlan_rfkill, blocked); mutex_lock(&ehotk->hotplug_lock); @@ -692,7 +703,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data) if (event != ACPI_NOTIFY_BUS_CHECK) return; - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); } static void eeepc_hotk_notify(struct acpi_device *device, u32 event) @@ -850,7 +861,7 @@ static int eeepc_hotk_restore(struct device *device) { /* Refresh both wlan rfkill state and pci hotplug */ if (ehotk->wlan_rfkill) - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); if (ehotk->bluetooth_rfkill) rfkill_set_sw_state(ehotk->bluetooth_rfkill, @@ -993,7 +1004,7 @@ static void eeepc_rfkill_exit(void) * Refresh pci hotplug in case the rfkill state was changed after * eeepc_unregister_rfkill_notifier() */ - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); if (ehotk->hotplug_slot) pci_hp_deregister(ehotk->hotplug_slot); @@ -1109,7 +1120,7 @@ static int eeepc_rfkill_init(struct device *dev) * Refresh pci hotplug in case the rfkill state was changed during * setup. */ - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); exit: if (result && result != -ENODEV) |