diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2011-07-20 22:02:39 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-07-22 17:51:14 +0400 |
| commit | 24aad3f4c8a5c0a7514733fb9fa70994e24a5707 (patch) | |
| tree | 3a540538cd43c7d1800304e31b17454a60a9bd28 /drivers/net/wireless | |
| parent | eb90e9e85c36dd2dd730d2eacec74db84491033d (diff) | |
| download | linux-24aad3f4c8a5c0a7514733fb9fa70994e24a5707.tar.xz | |
b43: (un)initialize driver on the BCMA bus
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 48 |
1 files changed, 44 insertions, 4 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 269483a52b3c..d9f53b791b21 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -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 = { |