From f41f3f373dd72344c65d801d6381fe83ef3a2c54 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Sun, 7 Jun 2009 12:30:34 -0500 Subject: b43/legacy: port to cfg80211 rfkill This ports the b43/legacy rfkill code to the new API offered by cfg80211 and thus removes a lot of useless stuff. Signed-off-by: Johannes Berg Signed-off-by: Larry Finger Cc: Michael Buesch Signed-off-by: John W. Linville --- drivers/net/wireless/b43legacy/rfkill.c | 115 +++++--------------------------- 1 file changed, 18 insertions(+), 97 deletions(-) (limited to 'drivers/net/wireless/b43legacy/rfkill.c') diff --git a/drivers/net/wireless/b43legacy/rfkill.c b/drivers/net/wireless/b43legacy/rfkill.c index c6230a64505a..8783022db11e 100644 --- a/drivers/net/wireless/b43legacy/rfkill.c +++ b/drivers/net/wireless/b43legacy/rfkill.c @@ -22,15 +22,12 @@ */ -#include "rfkill.h" #include "radio.h" #include "b43legacy.h" -#include - /* 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) @@ -45,23 +42,31 @@ static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev) } /* The poll callback for the hardware button. */ -static void b43legacy_rfkill_poll(struct rfkill *rfkill, void *data) +void b43legacy_rfkill_poll(struct ieee80211_hw *hw) { - struct b43legacy_wldev *dev = data; - 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 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; b43legacyinfo(wl, "Radio hardware status changed to %s\n", enabled ? "ENABLED" : "DISABLED"); - enabled = !rfkill_set_hw_state(rfkill, !enabled); + wiphy_rfkill_set_hw_state(hw->wiphy, !enabled); if (enabled != dev->phy.radio_on) { if (enabled) b43legacy_radio_turn_on(dev); @@ -69,95 +74,11 @@ static void b43legacy_rfkill_poll(struct rfkill *rfkill, void *data) b43legacy_radio_turn_off(dev, 0); } } - mutex_unlock(&wl->mutex); -} - -/* Called when the RFKILL toggled in software. - * This is called without locking. */ -static int b43legacy_rfkill_soft_set(void *data, bool blocked) -{ - struct b43legacy_wldev *dev = data; - struct b43legacy_wl *wl = dev->wl; - int ret = -EINVAL; - if (!wl->rfkill.registered) - return -EINVAL; - - mutex_lock(&wl->mutex); - if (b43legacy_status(dev) < B43legacy_STAT_INITIALIZED) - goto out_unlock; - - if (!dev->radio_hw_enable) - goto out_unlock; - - if (!blocked != dev->phy.radio_on) { - if (!blocked) - b43legacy_radio_turn_on(dev); - else - b43legacy_radio_turn_off(dev, 0); + if (brought_up) { + ssb_device_disable(dev->dev, 0); + ssb_bus_may_powerdown(bus); } - ret = 0; -out_unlock: mutex_unlock(&wl->mutex); - return ret; -} - -const 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_trigger_name(rfk->rfkill); } - -static const struct rfkill_ops b43legacy_rfkill_ops = { - .set_block = b43legacy_rfkill_soft_set, - .poll = b43legacy_rfkill_poll, -}; - -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; - - snprintf(rfk->name, sizeof(rfk->name), - "b43legacy-%s", wiphy_name(wl->hw->wiphy)); - rfk->rfkill = rfkill_alloc(rfk->name, - dev->dev->dev, - RFKILL_TYPE_WLAN, - &b43legacy_rfkill_ops, dev); - if (!rfk->rfkill) - goto out_error; - - err = rfkill_register(rfk->rfkill); - if (err) - goto err_free; - - rfk->registered = 1; - - return; - err_free: - rfkill_destroy(rfk->rfkill); - 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; - - rfkill_unregister(rfk->rfkill); - rfkill_destroy(rfk->rfkill); - rfk->rfkill = NULL; -} - -- cgit v1.2.2