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path: root/drivers/net/wireless/wl12xx/wl1251_main.c
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Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1251_main.c')
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_main.c82
1 files changed, 47 insertions, 35 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index 00b24282fc73..faf221ca3f41 100644
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -3,8 +3,6 @@
*
* Copyright (C) 2008-2009 Nokia Corporation
*
- * Contact: Kalle Valo <kalle.valo@nokia.com>
- *
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
@@ -124,7 +122,7 @@ static int wl1251_fetch_nvs(struct wl1251 *wl)
}
wl->nvs_len = fw->size;
- wl->nvs = kmalloc(wl->nvs_len, GFP_KERNEL);
+ wl->nvs = kmemdup(fw->data, wl->nvs_len, GFP_KERNEL);
if (!wl->nvs) {
wl1251_error("could not allocate memory for the nvs file");
@@ -132,8 +130,6 @@ static int wl1251_fetch_nvs(struct wl1251 *wl)
goto out;
}
- memcpy(wl->nvs, fw->data, wl->nvs_len);
-
ret = 0;
out:
@@ -295,14 +291,14 @@ static void wl1251_irq_work(struct work_struct *work)
wl1251_tx_complete(wl);
}
- if (intr & (WL1251_ACX_INTR_EVENT_A |
- WL1251_ACX_INTR_EVENT_B)) {
- wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT (0x%x)",
- intr);
- if (intr & WL1251_ACX_INTR_EVENT_A)
- wl1251_event_handle(wl, 0);
- else
- wl1251_event_handle(wl, 1);
+ if (intr & WL1251_ACX_INTR_EVENT_A) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT_A");
+ wl1251_event_handle(wl, 0);
+ }
+
+ if (intr & WL1251_ACX_INTR_EVENT_B) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT_B");
+ wl1251_event_handle(wl, 1);
}
if (intr & WL1251_ACX_INTR_INIT_COMPLETE)
@@ -341,11 +337,9 @@ static int wl1251_join(struct wl1251 *wl, u8 bss_type, u8 channel,
if (ret < 0)
goto out;
- /*
- * FIXME: we should wait for JOIN_EVENT_COMPLETE_ID but to simplify
- * locking we just sleep instead, for now
- */
- msleep(10);
+ ret = wl1251_event_wait(wl, JOIN_EVENT_COMPLETE_ID, 100);
+ if (ret < 0)
+ wl1251_warning("join timeout");
out:
return ret;
@@ -381,6 +375,7 @@ out:
static int wl1251_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct wl1251 *wl = hw->priv;
+ unsigned long flags;
skb_queue_tail(&wl->tx_queue, skb);
@@ -395,16 +390,13 @@ static int wl1251_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
* The workqueue is slow to process the tx_queue and we need stop
* the queue here, otherwise the queue will get too long.
*/
- if (skb_queue_len(&wl->tx_queue) >= WL1251_TX_QUEUE_MAX_LENGTH) {
+ if (skb_queue_len(&wl->tx_queue) >= WL1251_TX_QUEUE_HIGH_WATERMARK) {
wl1251_debug(DEBUG_TX, "op_tx: tx_queue full, stop queues");
- ieee80211_stop_queues(wl->hw);
- /*
- * FIXME: this is racy, the variable is not properly
- * protected. Maybe fix this by removing the stupid
- * variable altogether and checking the real queue state?
- */
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ ieee80211_stop_queues(wl->hw);
wl->tx_queue_stopped = true;
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
}
return NETDEV_TX_OK;
@@ -413,6 +405,7 @@ static int wl1251_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
static int wl1251_op_start(struct ieee80211_hw *hw)
{
struct wl1251 *wl = hw->priv;
+ struct wiphy *wiphy = hw->wiphy;
int ret = 0;
wl1251_debug(DEBUG_MAC80211, "mac80211 start");
@@ -446,6 +439,10 @@ static int wl1251_op_start(struct ieee80211_hw *hw)
wl1251_info("firmware booted (%s)", wl->fw_ver);
+ /* update hw/fw version info in wiphy struct */
+ wiphy->hw_version = wl->chip_id;
+ strncpy(wiphy->fw_version, wl->fw_ver, sizeof(wiphy->fw_version));
+
out:
if (ret < 0)
wl1251_power_off(wl);
@@ -468,9 +465,7 @@ static void wl1251_op_stop(struct ieee80211_hw *hw)
WARN_ON(wl->state != WL1251_STATE_ON);
if (wl->scanning) {
- mutex_unlock(&wl->mutex);
ieee80211_scan_completed(wl->hw, true);
- mutex_lock(&wl->mutex);
wl->scanning = false;
}
@@ -722,8 +717,9 @@ static int wl1251_set_key_type(struct wl1251 *wl,
struct ieee80211_key_conf *mac80211_key,
const u8 *addr)
{
- switch (mac80211_key->alg) {
- case ALG_WEP:
+ switch (mac80211_key->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
if (is_broadcast_ether_addr(addr))
key->key_type = KEY_WEP_DEFAULT;
else
@@ -731,7 +727,7 @@ static int wl1251_set_key_type(struct wl1251 *wl,
mac80211_key->hw_key_idx = mac80211_key->keyidx;
break;
- case ALG_TKIP:
+ case WLAN_CIPHER_SUITE_TKIP:
if (is_broadcast_ether_addr(addr))
key->key_type = KEY_TKIP_MIC_GROUP;
else
@@ -739,7 +735,7 @@ static int wl1251_set_key_type(struct wl1251 *wl,
mac80211_key->hw_key_idx = mac80211_key->keyidx;
break;
- case ALG_CCMP:
+ case WLAN_CIPHER_SUITE_CCMP:
if (is_broadcast_ether_addr(addr))
key->key_type = KEY_AES_GROUP;
else
@@ -747,7 +743,7 @@ static int wl1251_set_key_type(struct wl1251 *wl,
mac80211_key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
break;
default:
- wl1251_error("Unknown key algo 0x%x", mac80211_key->alg);
+ wl1251_error("Unknown key cipher 0x%x", mac80211_key->cipher);
return -EOPNOTSUPP;
}
@@ -780,7 +776,7 @@ static int wl1251_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
wl1251_debug(DEBUG_CRYPT, "CMD: 0x%x", cmd);
wl1251_dump(DEBUG_CRYPT, "ADDR: ", addr, ETH_ALEN);
wl1251_debug(DEBUG_CRYPT, "Key: algo:0x%x, id:%d, len:%d flags 0x%x",
- key->alg, key->keyidx, key->keylen, key->flags);
+ key->cipher, key->keyidx, key->keylen, key->flags);
wl1251_dump(DEBUG_CRYPT, "KEY: ", key->key, key->keylen);
if (is_zero_ether_addr(addr)) {
@@ -1174,6 +1170,22 @@ out:
return ret;
}
+static int wl1251_op_get_survey(struct ieee80211_hw *hw, int idx,
+ struct survey_info *survey)
+{
+ struct wl1251 *wl = hw->priv;
+ struct ieee80211_conf *conf = &hw->conf;
+
+ if (idx != 0)
+ return -ENOENT;
+
+ survey->channel = conf->channel;
+ survey->filled = SURVEY_INFO_NOISE_DBM;
+ survey->noise = wl->noise;
+
+ return 0;
+}
+
/* can't be const, mac80211 writes to this */
static struct ieee80211_supported_band wl1251_band_2ghz = {
.channels = wl1251_channels,
@@ -1195,6 +1207,7 @@ static const struct ieee80211_ops wl1251_ops = {
.bss_info_changed = wl1251_op_bss_info_changed,
.set_rts_threshold = wl1251_op_set_rts_threshold,
.conf_tx = wl1251_op_conf_tx,
+ .get_survey = wl1251_op_get_survey,
};
static int wl1251_read_eeprom_byte(struct wl1251 *wl, off_t offset, u8 *data)
@@ -1418,6 +1431,5 @@ EXPORT_SYMBOL_GPL(wl1251_free_hw);
MODULE_DESCRIPTION("TI wl1251 Wireles LAN Driver Core");
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Kalle Valo <kalle.valo@nokia.com>");
-MODULE_ALIAS("spi:wl1251");
+MODULE_AUTHOR("Kalle Valo <kvalo@adurom.com>");
MODULE_FIRMWARE(WL1251_FW_NAME);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-09 11:02:51 +0000