diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00mac.c | 13 |
3 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 73495f0ee139..db2dc976d831 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -600,6 +600,7 @@ enum rt2x00_flags { DEVICE_STARTED_SUSPEND, DEVICE_ENABLED_RADIO, DEVICE_DISABLED_RADIO_HW, + DEVICE_DIRTY_CONFIG, /* * Driver features diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 8c93eb8353b0..f42283ad7b02 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -1013,6 +1013,7 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev) rt2x00dev->intf_associated = 0; __set_bit(DEVICE_STARTED, &rt2x00dev->flags); + __set_bit(DEVICE_DIRTY_CONFIG, &rt2x00dev->flags); return 0; } @@ -1237,9 +1238,9 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) /* * Reconfigure device. */ - rt2x00lib_config(rt2x00dev, &rt2x00dev->hw->conf, 1); - if (!rt2x00dev->hw->conf.radio_enabled) - rt2x00lib_disable_radio(rt2x00dev); + retval = rt2x00mac_config(rt2x00dev->hw, &rt2x00dev->hw->conf); + if (retval) + goto exit; /* * Iterator over each active interface to diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 1f83d5fbf6b0..042ab00d8bd2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -310,6 +310,7 @@ EXPORT_SYMBOL_GPL(rt2x00mac_remove_interface); int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf) { struct rt2x00_dev *rt2x00dev = hw->priv; + int force_reconfig; /* * Mac80211 might be calling this function while we are trying @@ -329,7 +330,17 @@ int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf) rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF); } - rt2x00lib_config(rt2x00dev, conf, 0); + /* + * When the DEVICE_DIRTY_CONFIG flag is set, the device has recently + * been started and the configuration must be forced upon the hardware. + * Otherwise registers will not be intialized correctly and could + * result in non-working hardware because essential registers aren't + * initialized. + */ + force_reconfig = + __test_and_clear_bit(DEVICE_DIRTY_CONFIG, &rt2x00dev->flags); + + rt2x00lib_config(rt2x00dev, conf, force_reconfig); /* * Reenable RX only if the radio should be on. |