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path: root/drivers/net/wireless/rt2x00/rt2x00mac.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00mac.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c56
1 files changed, 38 insertions, 18 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 2c6cc5c374f..38edee5fe16 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -39,7 +39,7 @@ static int rt2x00mac_tx_rts_cts(struct rt2x00_dev *rt2x00dev,
unsigned int data_length;
int retval = 0;
- if (tx_info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)
+ if (tx_info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
data_length = sizeof(struct ieee80211_cts);
else
data_length = sizeof(struct ieee80211_rts);
@@ -64,11 +64,11 @@ static int rt2x00mac_tx_rts_cts(struct rt2x00_dev *rt2x00dev,
*/
memcpy(skb->cb, frag_skb->cb, sizeof(skb->cb));
rts_info = IEEE80211_SKB_CB(skb);
- rts_info->flags &= ~IEEE80211_TX_CTL_USE_RTS_CTS;
- rts_info->flags &= ~IEEE80211_TX_CTL_USE_CTS_PROTECT;
+ rts_info->control.rates[0].flags &= ~IEEE80211_TX_RC_USE_RTS_CTS;
+ rts_info->control.rates[0].flags &= ~IEEE80211_TX_RC_USE_CTS_PROTECT;
rts_info->flags &= ~IEEE80211_TX_CTL_REQ_TX_STATUS;
- if (tx_info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)
+ if (tx_info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
rts_info->flags |= IEEE80211_TX_CTL_NO_ACK;
else
rts_info->flags &= ~IEEE80211_TX_CTL_NO_ACK;
@@ -79,12 +79,10 @@ static int rt2x00mac_tx_rts_cts(struct rt2x00_dev *rt2x00dev,
* RTS/CTS frame should use the length of the frame plus any
* encryption overhead that will be added by the hardware.
*/
-#ifdef CONFIG_RT2X00_LIB_CRYPTO
if (!frag_skb->do_not_encrypt)
data_length += rt2x00crypto_tx_overhead(tx_info);
-#endif /* CONFIG_RT2X00_LIB_CRYPTO */
- if (tx_info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)
+ if (tx_info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
ieee80211_ctstoself_get(rt2x00dev->hw, tx_info->control.vif,
frag_skb->data, data_length, tx_info,
(struct ieee80211_cts *)(skb->data));
@@ -132,8 +130,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
ERROR(rt2x00dev,
"Attempt to send packet over invalid queue %d.\n"
"Please file bug report to %s.\n", qid, DRV_PROJECT);
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
+ goto exit_fail;
}
/*
@@ -146,8 +143,8 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
* inside the hardware.
*/
frame_control = le16_to_cpu(ieee80211hdr->frame_control);
- if ((tx_info->flags & (IEEE80211_TX_CTL_USE_RTS_CTS |
- IEEE80211_TX_CTL_USE_CTS_PROTECT)) &&
+ if ((tx_info->control.rates[0].flags & (IEEE80211_TX_RC_USE_RTS_CTS |
+ IEEE80211_TX_RC_USE_CTS_PROTECT)) &&
!rt2x00dev->ops->hw->set_rts_threshold) {
if (rt2x00queue_available(queue) <= 1)
goto exit_fail;
@@ -335,10 +332,10 @@ void rt2x00mac_remove_interface(struct ieee80211_hw *hw,
}
EXPORT_SYMBOL_GPL(rt2x00mac_remove_interface);
-int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
+int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
- int radio_on;
+ struct ieee80211_conf *conf = &hw->conf;
int status;
/*
@@ -355,7 +352,6 @@ int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
* some configuration parameters (e.g. channel and antenna values) can
* only be set when the radio is enabled.
*/
- radio_on = test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags);
if (conf->radio_enabled) {
/* For programming the values, we have to turn RX off */
rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF);
@@ -369,7 +365,18 @@ int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
* When we've just turned on the radio, we want to reprogram
* everything to ensure a consistent state
*/
- rt2x00lib_config(rt2x00dev, conf, !radio_on);
+ rt2x00lib_config(rt2x00dev, conf, changed);
+
+ /*
+ * The radio was enabled, configure the antenna to the
+ * default settings, the link tuner will later start
+ * continue configuring the antenna based on the software
+ * diversity. But for non-diversity configurations, we need
+ * to have configured the correct state now.
+ */
+ if (changed & IEEE80211_CONF_CHANGE_RADIO_ENABLED)
+ rt2x00lib_config_antenna(rt2x00dev,
+ &rt2x00dev->default_ant);
/* Turn RX back on */
rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON);
@@ -480,12 +487,15 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_key_conf *key)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
+ struct ieee80211_sta *sta;
int (*set_key) (struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_crypto *crypto,
struct ieee80211_key_conf *key);
struct rt2x00lib_crypto crypto;
- if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags))
+ if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+ return 0;
+ else if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags))
return -EOPNOTSUPP;
else if (key->keylen > 32)
return -ENOSPC;
@@ -528,6 +538,17 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
memcpy(&crypto.key, &key->key[0], key->keylen);
/*
+ * Discover the Association ID from mac80211.
+ * Some drivers need this information when updating the
+ * hardware key (either adding or removing).
+ */
+ rcu_read_lock();
+ sta = ieee80211_find_sta(hw, address);
+ if (sta)
+ crypto.aid = sta->aid;
+ rcu_read_unlock();
+
+ /*
* Each BSS has a maximum of 4 shared keys.
* Shared key index values:
* 0) BSS0 key0
@@ -625,7 +646,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
* When the erp information has changed, we should perform
* additional configuration steps. For all other changes we are done.
*/
- if (changes & (BSS_CHANGED_ERP_PREAMBLE | BSS_CHANGED_ERP_CTS_PROT)) {
+ if (changes & ~(BSS_CHANGED_ASSOC | BSS_CHANGED_HT)) {
if (!test_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags))
rt2x00lib_config_erp(rt2x00dev, intf, bss_conf);
else
@@ -633,7 +654,6 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
}
spin_lock(&intf->lock);
- memcpy(&intf->conf, bss_conf, sizeof(*bss_conf));
if (delayed) {
intf->delayed_flags |= delayed;
schedule_work(&rt2x00dev->intf_work);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-05 23:58:12 +0000