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b43: (un)initialize driver on the BCMA bus

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-07-20 20:02:39 +02:00 committed by John W. Linville
parent eb90e9e85c
commit 24aad3f4c8
1 changed files with 44 additions and 4 deletions
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48
drivers/net/wireless/b43/main.c
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@ -5235,19 +5235,59 @@ static struct b43_wl *b43_wireless_init(struct b43_bus_dev *dev)
static int b43_bcma_probe(struct bcma_device *core)
{
struct b43_bus_dev *dev;
struct b43_wl *wl;
int err;
dev = b43_bus_dev_bcma_init(core);
if (!dev)
return -ENODEV;
b43err(NULL, "BCMA is not supported yet!");
kfree(dev);
return -EOPNOTSUPP;
wl = b43_wireless_init(dev);
if (IS_ERR(wl)) {
err = PTR_ERR(wl);
goto bcma_out;
}
err = b43_one_core_attach(dev, wl);
if (err)
goto bcma_err_wireless_exit;
err = ieee80211_register_hw(wl->hw);
if (err)
goto bcma_err_one_core_detach;
b43_leds_register(wl->current_dev);
bcma_out:
return err;
bcma_err_one_core_detach:
b43_one_core_detach(dev);
bcma_err_wireless_exit:
ieee80211_free_hw(wl->hw);
return err;
}
static void b43_bcma_remove(struct bcma_device *core)
{
/* TODO */
struct b43_wldev *wldev = bcma_get_drvdata(core);
struct b43_wl *wl = wldev->wl;
/* We must cancel any work here before unregistering from ieee80211,
* as the ieee80211 unreg will destroy the workqueue. */
cancel_work_sync(&wldev->restart_work);
/* Restore the queues count before unregistering, because firmware detect
* might have modified it. Restoring is important, so the networking
* stack can properly free resources. */
wl->hw->queues = wl->mac80211_initially_registered_queues;
b43_leds_stop(wldev);
ieee80211_unregister_hw(wl->hw);
b43_one_core_detach(wldev->dev);
b43_leds_unregister(wl);
ieee80211_free_hw(wl->hw);
}
static struct bcma_driver b43_bcma_driver = {