*/
-#include "rfkill.h"
#include "radio.h"
#include "b43legacy.h"
-#include <linux/kmod.h>
-
/* Returns TRUE, if the radio is enabled in hardware. */
-static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev)
+bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev)
{
if (dev->phy.rev >= 3) {
if (!(b43legacy_read32(dev, B43legacy_MMIO_RADIO_HWENABLED_HI)
}
/* The poll callback for the hardware button. */
-static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev)
+void b43legacy_rfkill_poll(struct ieee80211_hw *hw)
{
- struct b43legacy_wldev *dev = poll_dev->private;
- struct b43legacy_wl *wl = dev->wl;
+ struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw);
+ struct b43legacy_wldev *dev = wl->current_dev;
+ struct ssb_bus *bus = dev->dev->bus;
bool enabled;
- bool report_change = 0;
+ bool brought_up = false;
mutex_lock(&wl->mutex);
if (unlikely(b43legacy_status(dev) < B43legacy_STAT_INITIALIZED)) {
- mutex_unlock(&wl->mutex);
- return;
+ if (ssb_bus_powerup(bus, 0)) {
+ mutex_unlock(&wl->mutex);
+ return;
+ }
+ ssb_device_enable(dev->dev, 0);
+ brought_up = true;
}
+
enabled = b43legacy_is_hw_radio_enabled(dev);
+
if (unlikely(enabled != dev->radio_hw_enable)) {
dev->radio_hw_enable = enabled;
- report_change = 1;
b43legacyinfo(wl, "Radio hardware status changed to %s\n",
enabled ? "ENABLED" : "DISABLED");
- }
- mutex_unlock(&wl->mutex);
-
- /* send the radio switch event to the system - note both a key press
- * and a release are required */
- if (unlikely(report_change)) {
- input_report_key(poll_dev->input, KEY_WLAN, 1);
- input_report_key(poll_dev->input, KEY_WLAN, 0);
- }
-}
-
-/* Called when the RFKILL toggled in software.
- * This is called without locking. */
-static int b43legacy_rfkill_soft_toggle(void *data, enum rfkill_state state)
-{
- struct b43legacy_wldev *dev = data;
- struct b43legacy_wl *wl = dev->wl;
- int err = -EBUSY;
-
- if (!wl->rfkill.registered)
- return 0;
-
- mutex_lock(&wl->mutex);
- if (b43legacy_status(dev) < B43legacy_STAT_INITIALIZED)
- goto out_unlock;
- err = 0;
- switch (state) {
- case RFKILL_STATE_UNBLOCKED:
- if (!dev->radio_hw_enable) {
- /* No luck. We can't toggle the hardware RF-kill
- * button from software. */
- err = -EBUSY;
- goto out_unlock;
+ wiphy_rfkill_set_hw_state(hw->wiphy, !enabled);
+ if (enabled != dev->phy.radio_on) {
+ if (enabled)
+ b43legacy_radio_turn_on(dev);
+ else
+ b43legacy_radio_turn_off(dev, 0);
}
- if (!dev->phy.radio_on)
- b43legacy_radio_turn_on(dev);
- break;
- case RFKILL_STATE_SOFT_BLOCKED:
- if (dev->phy.radio_on)
- b43legacy_radio_turn_off(dev, 0);
- break;
- default:
- b43legacywarn(wl, "Received unexpected rfkill state %d.\n",
- state);
- break;
}
-out_unlock:
- mutex_unlock(&wl->mutex);
-
- return err;
-}
-
-char *b43legacy_rfkill_led_name(struct b43legacy_wldev *dev)
-{
- struct b43legacy_rfkill *rfk = &(dev->wl->rfkill);
-
- if (!rfk->registered)
- return NULL;
- return rfkill_get_led_name(rfk->rfkill);
-}
-
-void b43legacy_rfkill_init(struct b43legacy_wldev *dev)
-{
- struct b43legacy_wl *wl = dev->wl;
- struct b43legacy_rfkill *rfk = &(wl->rfkill);
- int err;
-
- rfk->registered = 0;
-
- rfk->rfkill = rfkill_allocate(dev->dev->dev, RFKILL_TYPE_WLAN);
- if (!rfk->rfkill)
- goto out_error;
- snprintf(rfk->name, sizeof(rfk->name),
- "b43legacy-%s", wiphy_name(wl->hw->wiphy));
- rfk->rfkill->name = rfk->name;
- rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
- rfk->rfkill->data = dev;
- rfk->rfkill->toggle_radio = b43legacy_rfkill_soft_toggle;
-
- rfk->poll_dev = input_allocate_polled_device();
- if (!rfk->poll_dev) {
- rfkill_free(rfk->rfkill);
- goto err_freed_rfk;
+ if (brought_up) {
+ ssb_device_disable(dev->dev, 0);
+ ssb_bus_may_powerdown(bus);
}
- rfk->poll_dev->private = dev;
- rfk->poll_dev->poll = b43legacy_rfkill_poll;
- rfk->poll_dev->poll_interval = 1000; /* msecs */
-
- rfk->poll_dev->input->name = rfk->name;
- rfk->poll_dev->input->id.bustype = BUS_HOST;
- rfk->poll_dev->input->id.vendor = dev->dev->bus->boardinfo.vendor;
- rfk->poll_dev->input->evbit[0] = BIT(EV_KEY);
- set_bit(KEY_WLAN, rfk->poll_dev->input->keybit);
-
- err = rfkill_register(rfk->rfkill);
- if (err)
- goto err_free_polldev;
-
-#ifdef CONFIG_RFKILL_INPUT_MODULE
- /* B43legacy RF-kill isn't useful without the rfkill-input subsystem.
- * Try to load the module. */
- err = request_module("rfkill-input");
- if (err)
- b43legacywarn(wl, "Failed to load the rfkill-input module."
- "The built-in radio LED will not work.\n");
-#endif /* CONFIG_RFKILL_INPUT */
-
- err = input_register_polled_device(rfk->poll_dev);
- if (err)
- goto err_unreg_rfk;
-
- rfk->registered = 1;
-
- return;
-err_unreg_rfk:
- rfkill_unregister(rfk->rfkill);
-err_free_polldev:
- input_free_polled_device(rfk->poll_dev);
- rfk->poll_dev = NULL;
-err_freed_rfk:
- rfk->rfkill = NULL;
-out_error:
- rfk->registered = 0;
- b43legacywarn(wl, "RF-kill button init failed\n");
-}
-
-void b43legacy_rfkill_exit(struct b43legacy_wldev *dev)
-{
- struct b43legacy_rfkill *rfk = &(dev->wl->rfkill);
-
- if (!rfk->registered)
- return;
- rfk->registered = 0;
-
- input_unregister_polled_device(rfk->poll_dev);
- rfkill_unregister(rfk->rfkill);
- input_free_polled_device(rfk->poll_dev);
- rfk->poll_dev = NULL;
- rfk->rfkill = NULL;
+ mutex_unlock(&wl->mutex);
}
-
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