diff options
| -rw-r--r-- | drivers/net/wireless/ipw2200.c | 294 | ||||
| -rw-r--r-- | drivers/net/wireless/ipw2200.h | 3 |
2 files changed, 149 insertions, 148 deletions
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index f793cd8f8d71..fdb8065a8088 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -812,9 +812,9 @@ static void ipw_led_link_on(struct ipw_priv *priv) static void ipw_bg_led_link_on(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_led_link_on(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_led_link_off(struct ipw_priv *priv) @@ -856,9 +856,9 @@ static void ipw_led_link_off(struct ipw_priv *priv) static void ipw_bg_led_link_off(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_led_link_off(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void __ipw_led_activity_on(struct ipw_priv *priv) @@ -935,9 +935,9 @@ static void ipw_led_activity_off(struct ipw_priv *priv) static void ipw_bg_led_activity_off(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_led_activity_off(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_led_band_on(struct ipw_priv *priv) @@ -2094,9 +2094,9 @@ static void ipw_adapter_restart(void *adapter) static void ipw_bg_adapter_restart(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_adapter_restart(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } #define IPW_SCAN_CHECK_WATCHDOG (5 * HZ) @@ -2115,9 +2115,9 @@ static void ipw_scan_check(void *data) static void ipw_bg_scan_check(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_scan_check(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static int ipw_send_scan_request_ext(struct ipw_priv *priv, @@ -3735,9 +3735,9 @@ static int ipw_disassociate(void *data) static void ipw_bg_disassociate(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_disassociate(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_system_config(void *data) @@ -4097,9 +4097,9 @@ static void ipw_gather_stats(struct ipw_priv *priv) static void ipw_bg_gather_stats(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_gather_stats(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } /* Missed beacon behavior: @@ -4931,9 +4931,9 @@ static void ipw_rx_queue_replenish(void *data) static void ipw_bg_rx_queue_replenish(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_rx_queue_replenish(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } /* Assumes that the skb field of the buffers in 'pool' is kept accurate. @@ -5390,7 +5390,7 @@ static void ipw_merge_adhoc_network(void *data) return; } - down(&priv->sem); + mutex_lock(&priv->mutex); if ((priv->ieee->iw_mode == IW_MODE_ADHOC)) { IPW_DEBUG_MERGE("remove network %s\n", escape_essid(priv->essid, @@ -5400,7 +5400,7 @@ static void ipw_merge_adhoc_network(void *data) ipw_disassociate(priv); priv->assoc_network = match.network; - up(&priv->sem); + mutex_unlock(&priv->mutex); return; } } @@ -5835,9 +5835,9 @@ static void ipw_adhoc_check(void *data) static void ipw_bg_adhoc_check(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_adhoc_check(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } #ifdef CONFIG_IPW2200_DEBUG @@ -6064,7 +6064,7 @@ static int ipw_request_scan(struct ipw_priv *priv) (priv->status & STATUS_EXIT_PENDING)) return 0; - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->status & STATUS_SCANNING) { IPW_DEBUG_HC("Concurrent scan requested. Ignoring.\n"); @@ -6172,16 +6172,16 @@ static int ipw_request_scan(struct ipw_priv *priv) queue_delayed_work(priv->workqueue, &priv->scan_check, IPW_SCAN_CHECK_WATCHDOG); done: - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } static void ipw_bg_abort_scan(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_abort_scan(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static int ipw_wpa_enable(struct ipw_priv *priv, int value) @@ -6256,7 +6256,7 @@ static int ipw_wx_set_genie(struct net_device *dev, (wrqu->data.length && extra == NULL)) return -EINVAL; - //down(&priv->sem); + //mutex_lock(&priv->mutex); //if (!ieee->wpa_enabled) { // err = -EOPNOTSUPP; @@ -6282,7 +6282,7 @@ static int ipw_wx_set_genie(struct net_device *dev, ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len); out: - //up(&priv->sem); + //mutex_unlock(&priv->mutex); return err; } @@ -6295,7 +6295,7 @@ static int ipw_wx_get_genie(struct net_device *dev, struct ieee80211_device *ieee = priv->ieee; int err = 0; - //down(&priv->sem); + //mutex_lock(&priv->mutex); //if (!ieee->wpa_enabled) { // err = -EOPNOTSUPP; @@ -6316,7 +6316,7 @@ static int ipw_wx_get_genie(struct net_device *dev, memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len); out: - //up(&priv->sem); + //mutex_unlock(&priv->mutex); return err; } @@ -6976,12 +6976,12 @@ static void ipw_bg_qos_activate(void *data) if (priv == NULL) return; - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->status & STATUS_ASSOCIATED) ipw_qos_activate(priv, &(priv->assoc_network->qos_data)); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static int ipw_handle_probe_response(struct net_device *dev, @@ -7283,9 +7283,9 @@ static void ipw_roam(void *data) static void ipw_bg_roam(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_roam(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static int ipw_associate(void *data) @@ -7380,9 +7380,9 @@ static int ipw_associate(void *data) static void ipw_bg_associate(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_associate(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_rebuild_decrypted_skb(struct ipw_priv *priv, @@ -8131,7 +8131,7 @@ static int ipw_wx_get_name(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->status & STATUS_RF_KILL_MASK) strcpy(wrqu->name, "radio off"); else if (!(priv->status & STATUS_ASSOCIATED)) @@ -8140,7 +8140,7 @@ static int ipw_wx_get_name(struct net_device *dev, snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11%c", ipw_modes[priv->assoc_request.ieee_mode]); IPW_DEBUG_WX("Name: %s\n", wrqu->name); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8209,9 +8209,9 @@ static int ipw_wx_set_freq(struct net_device *dev, if (fwrq->m == 0) { IPW_DEBUG_WX("SET Freq/Channel -> any\n"); - down(&priv->sem); + mutex_lock(&priv->mutex); ret = ipw_set_channel(priv, 0); - up(&priv->sem); + mutex_unlock(&priv->mutex); return ret; } /* if setting by freq convert to channel */ @@ -8239,9 +8239,9 @@ static int ipw_wx_set_freq(struct net_device *dev, } IPW_DEBUG_WX("SET Freq/Channel -> %d \n", fwrq->m); - down(&priv->sem); + mutex_lock(&priv->mutex); ret = ipw_set_channel(priv, channel); - up(&priv->sem); + mutex_unlock(&priv->mutex); return ret; } @@ -8255,14 +8255,14 @@ static int ipw_wx_get_freq(struct net_device *dev, /* If we are associated, trying to associate, or have a statically * configured CHANNEL then return that; otherwise return ANY */ - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->config & CFG_STATIC_CHANNEL || priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED)) wrqu->freq.m = priv->channel; else wrqu->freq.m = 0; - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET Freq/Channel -> %d \n", priv->channel); return 0; } @@ -8292,7 +8292,7 @@ static int ipw_wx_set_mode(struct net_device *dev, if (wrqu->mode == priv->ieee->iw_mode) return 0; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_sw_reset(priv, 0); @@ -8315,7 +8315,7 @@ static int ipw_wx_set_mode(struct net_device *dev, priv->ieee->iw_mode = wrqu->mode; queue_work(priv->workqueue, &priv->adapter_restart); - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } @@ -8324,10 +8324,10 @@ static int ipw_wx_get_mode(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->mode = priv->ieee->iw_mode; IPW_DEBUG_WX("Get MODE -> %d\n", wrqu->mode); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8374,7 +8374,7 @@ static int ipw_wx_get_range(struct net_device *dev, range->avg_qual.level = 0; /* FIXME to real average level */ range->avg_qual.noise = 0; range->avg_qual.updated = 7; /* Updated all three */ - down(&priv->sem); + mutex_lock(&priv->mutex); range->num_bitrates = min(priv->rates.num_rates, (u8) IW_MAX_BITRATES); for (i = 0; i < range->num_bitrates; i++) @@ -8416,7 +8416,7 @@ static int ipw_wx_get_range(struct net_device *dev, range->num_channels = i; range->num_frequency = i; - up(&priv->sem); + mutex_unlock(&priv->mutex); /* Event capability (kernel + driver) */ range->event_capa[0] = (IW_EVENT_CAPA_K_0 | @@ -8443,7 +8443,7 @@ static int ipw_wx_set_wap(struct net_device *dev, if (wrqu->ap_addr.sa_family != ARPHRD_ETHER) return -EINVAL; - down(&priv->sem); + mutex_lock(&priv->mutex); if (!memcmp(any, wrqu->ap_addr.sa_data, ETH_ALEN) || !memcmp(off, wrqu->ap_addr.sa_data, ETH_ALEN)) { /* we disable mandatory BSSID association */ @@ -8452,14 +8452,14 @@ static int ipw_wx_set_wap(struct net_device *dev, IPW_DEBUG_ASSOC("Attempting to associate with new " "parameters.\n"); ipw_associate(priv); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } priv->config |= CFG_STATIC_BSSID; if (!memcmp(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN)) { IPW_DEBUG_WX("BSSID set to current BSSID.\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8473,7 +8473,7 @@ static int ipw_wx_set_wap(struct net_device *dev, if (!ipw_disassociate(priv)) ipw_associate(priv); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8484,7 +8484,7 @@ static int ipw_wx_get_wap(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); /* If we are associated, trying to associate, or have a statically * configured BSSID then return that; otherwise return ANY */ - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->config & CFG_STATIC_BSSID || priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { wrqu->ap_addr.sa_family = ARPHRD_ETHER; @@ -8494,7 +8494,7 @@ static int ipw_wx_get_wap(struct net_device *dev, IPW_DEBUG_WX("Getting WAP BSSID: " MAC_FMT "\n", MAC_ARG(wrqu->ap_addr.sa_data)); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8505,7 +8505,7 @@ static int ipw_wx_set_essid(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); char *essid = ""; /* ANY */ int length = 0; - down(&priv->sem); + mutex_lock(&priv->mutex); if (wrqu->essid.flags && wrqu->essid.length) { length = wrqu->essid.length - 1; essid = extra; @@ -8520,7 +8520,7 @@ static int ipw_wx_set_essid(struct net_device *dev, priv->config &= ~CFG_STATIC_ESSID; ipw_associate(priv); } - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8530,7 +8530,7 @@ static int ipw_wx_set_essid(struct net_device *dev, if (priv->essid_len == length && !memcmp(priv->essid, extra, length)) { IPW_DEBUG_WX("ESSID set to current ESSID.\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8545,7 +8545,7 @@ static int ipw_wx_set_essid(struct net_device *dev, if (!ipw_disassociate(priv)) ipw_associate(priv); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8557,7 +8557,7 @@ static int ipw_wx_get_essid(struct net_device *dev, /* If we are associated, trying to associate, or have a statically * configured ESSID then return that; otherwise return ANY */ - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->config & CFG_STATIC_ESSID || priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { IPW_DEBUG_WX("Getting essid: '%s'\n", @@ -8570,7 +8570,7 @@ static int ipw_wx_get_essid(struct net_device *dev, wrqu->essid.length = 0; wrqu->essid.flags = 0; /* active */ } - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8583,12 +8583,12 @@ static int ipw_wx_set_nick(struct net_device *dev, IPW_DEBUG_WX("Setting nick to '%s'\n", extra); if (wrqu->data.length > IW_ESSID_MAX_SIZE) return -E2BIG; - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->data.length = min((size_t) wrqu->data.length, sizeof(priv->nick)); memset(priv->nick, 0, sizeof(priv->nick)); memcpy(priv->nick, extra, wrqu->data.length); IPW_DEBUG_TRACE("<<\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8599,11 +8599,11 @@ static int ipw_wx_get_nick(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); IPW_DEBUG_WX("Getting nick\n"); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->data.length = strlen(priv->nick) + 1; memcpy(extra, priv->nick, wrqu->data.length); wrqu->data.flags = 1; /* active */ - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8696,7 +8696,7 @@ static int ipw_wx_set_rate(struct net_device *dev, apply: IPW_DEBUG_WX("Setting rate mask to 0x%08X [%s]\n", mask, fixed ? "fixed" : "sub-rates"); - down(&priv->sem); + mutex_lock(&priv->mutex); if (mask == IEEE80211_DEFAULT_RATES_MASK) { priv->config &= ~CFG_FIXED_RATE; ipw_set_fixed_rate(priv, priv->ieee->mode); @@ -8705,7 +8705,7 @@ static int ipw_wx_set_rate(struct net_device *dev, if (priv->rates_mask == mask) { IPW_DEBUG_WX("Mask set to current mask.\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8716,7 +8716,7 @@ static int ipw_wx_set_rate(struct net_device *dev, if (!ipw_disassociate(priv)) ipw_associate(priv); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -8725,9 +8725,9 @@ static int ipw_wx_get_rate(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->bitrate.value = priv->last_rate; - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value); return 0; } @@ -8737,20 +8737,20 @@ static int ipw_wx_set_rts(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); if (wrqu->rts.disabled) priv->rts_threshold = DEFAULT_RTS_THRESHOLD; else { if (wrqu->rts.value < MIN_RTS_THRESHOLD || wrqu->rts.value > MAX_RTS_THRESHOLD) { - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EINVAL; } priv->rts_threshold = wrqu->rts.value; } ipw_send_rts_threshold(priv, priv->rts_threshold); - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("SET RTS Threshold -> %d \n", priv->rts_threshold); return 0; } @@ -8760,11 +8760,11 @@ static int ipw_wx_get_rts(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->rts.value = priv->rts_threshold; wrqu->rts.fixed = 0; /* no auto select */ wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD); - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET RTS Threshold -> %d \n", wrqu->rts.value); return 0; } @@ -8776,7 +8776,7 @@ static int ipw_wx_set_txpow(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); int err = 0; - down(&priv->sem); + mutex_lock(&priv->mutex); if (ipw_radio_kill_sw(priv, wrqu->power.disabled)) { err = -EINPROGRESS; goto out; @@ -8799,7 +8799,7 @@ static int ipw_wx_set_txpow(struct net_device *dev, priv->tx_power = wrqu->power.value; err = ipw_set_tx_power(priv); out: - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } @@ -8808,12 +8808,12 @@ static int ipw_wx_get_txpow(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->power.value = priv->tx_power; wrqu->power.fixed = 1; wrqu->power.flags = IW_TXPOW_DBM; wrqu->power.disabled = (priv->status & STATUS_RF_KILL_MASK) ? 1 : 0; - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET TX Power -> %s %d \n", wrqu->power.disabled ? "OFF" : "ON", wrqu->power.value); @@ -8826,13 +8826,13 @@ static int ipw_wx_set_frag(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); if (wrqu->frag.disabled) priv->ieee->fts = DEFAULT_FTS; else { if (wrqu->frag.value < MIN_FRAG_THRESHOLD || wrqu->frag.value > MAX_FRAG_THRESHOLD) { - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EINVAL; } @@ -8840,7 +8840,7 @@ static int ipw_wx_set_frag(struct net_device *dev, } ipw_send_frag_threshold(priv, wrqu->frag.value); - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("SET Frag Threshold -> %d \n", wrqu->frag.value); return 0; } @@ -8850,11 +8850,11 @@ static int ipw_wx_get_frag(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->frag.value = priv->ieee->fts; wrqu->frag.fixed = 0; /* no auto select */ wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FTS); - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET Frag Threshold -> %d \n", wrqu->frag.value); return 0; @@ -8875,7 +8875,7 @@ static int ipw_wx_set_retry(struct net_device *dev, if (wrqu->retry.value < 0 || wrqu->retry.value > 255) return -EINVAL; - down(&priv->sem); + mutex_lock(&priv->mutex); if (wrqu->retry.flags & IW_RETRY_MIN) priv->short_retry_limit = (u8) wrqu->retry.value; else if (wrqu->retry.flags & IW_RETRY_MAX) @@ -8887,7 +8887,7 @@ static int ipw_wx_set_retry(struct net_device *dev, ipw_send_retry_limit(priv, priv->short_retry_limit, priv->long_retry_limit); - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("SET retry limit -> short:%d long:%d\n", priv->short_retry_limit, priv->long_retry_limit); return 0; @@ -8899,11 +8899,11 @@ static int ipw_wx_get_retry(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); wrqu->retry.disabled = 0; if ((wrqu->retry.flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EINVAL; } @@ -8917,7 +8917,7 @@ static int ipw_wx_get_retry(struct net_device *dev, wrqu->retry.flags = IW_RETRY_LIMIT; wrqu->retry.value = priv->short_retry_limit; } - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET retry -> %d \n", wrqu->retry.value); @@ -8934,7 +8934,7 @@ static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid, (priv->status & STATUS_EXIT_PENDING)) return 0; - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->status & STATUS_RF_KILL_MASK) { IPW_DEBUG_HC("Aborting scan due to RF kill activation\n"); @@ -8986,7 +8986,7 @@ static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid, priv->status |= STATUS_SCANNING; done: - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } @@ -9029,7 +9029,7 @@ static int ipw_wx_set_encode(struct net_device *dev, int ret; u32 cap = priv->capability; - down(&priv->sem); + mutex_lock(&priv->mutex); ret = ieee80211_wx_set_encode(priv->ieee, info, wrqu, key); /* In IBSS mode, we need to notify the firmware to update @@ -9039,7 +9039,7 @@ static int ipw_wx_set_encode(struct net_device *dev, priv->status & STATUS_ASSOCIATED) ipw_disassociate(priv); - up(&priv->sem); + mutex_unlock(&priv->mutex); return ret; } @@ -9057,17 +9057,17 @@ static int ipw_wx_set_power(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); int err; - down(&priv->sem); + mutex_lock(&priv->mutex); if (wrqu->power.disabled) { priv->power_mode = IPW_POWER_LEVEL(priv->power_mode); err = ipw_send_power_mode(priv, IPW_POWER_MODE_CAM); if (err) { IPW_DEBUG_WX("failed setting power mode.\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } IPW_DEBUG_WX("SET Power Management Mode -> off\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9079,7 +9079,7 @@ static int ipw_wx_set_power(struct net_device *dev, default: /* Otherwise we don't support it */ IPW_DEBUG_WX("SET PM Mode: %X not supported.\n", wrqu->power.flags); - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EOPNOTSUPP; } @@ -9092,12 +9092,12 @@ static int ipw_wx_set_power(struct net_device *dev, err = ipw_send_power_mode(priv, IPW_POWER_LEVEL(priv->power_mode)); if (err) { IPW_DEBUG_WX("failed setting power mode.\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } IPW_DEBUG_WX("SET Power Management Mode -> 0x%02X\n", priv->power_mode); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9106,13 +9106,13 @@ static int ipw_wx_get_power(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); if (!(priv->power_mode & IPW_POWER_ENABLED)) wrqu->power.disabled = 1; else wrqu->power.disabled = 0; - up(&priv->sem); + mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET Power Management Mode -> %02X\n", priv->power_mode); return 0; @@ -9125,7 +9125,7 @@ static int ipw_wx_set_powermode(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); int mode = *(int *)extra; int err; - down(&priv->sem); + mutex_lock(&priv->mutex); if ((mode < 1) || (mode > IPW_POWER_LIMIT)) { mode = IPW_POWER_AC; priv->power_mode = mode; @@ -9138,11 +9138,11 @@ static int ipw_wx_set_powermode(struct net_device *dev, if (err) { IPW_DEBUG_WX("failed setting power mode.\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return err; } } - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9191,7 +9191,7 @@ static int ipw_wx_set_wireless_mode(struct net_device *dev, IPW_WARNING("Attempt to set invalid wireless mode: %d\n", mode); return -EINVAL; } - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->adapter == IPW_2915ABG) { priv->ieee->abg_true = 1; if (mode & IEEE_A) { @@ -9203,7 +9203,7 @@ static int ipw_wx_set_wireless_mode(struct net_device *dev, if (mode & IEEE_A) { IPW_WARNING("Attempt to set 2200BG into " "802.11a mode\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EINVAL; } @@ -9240,7 +9240,7 @@ static int ipw_wx_set_wireless_mode(struct net_device *dev, IPW_DEBUG_WX("PRIV SET MODE: %c%c%c\n", mode & IEEE_A ? 'a' : '.', mode & IEEE_B ? 'b' : '.', mode & IEEE_G ? 'g' : '.'); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9249,7 +9249,7 @@ static int ipw_wx_get_wireless_mode(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); switch (priv->ieee->mode) { case IEEE_A: strncpy(extra, "802.11a (1)", MAX_WX_STRING); @@ -9280,7 +9280,7 @@ static int ipw_wx_get_wireless_mode(struct net_device *dev, IPW_DEBUG_WX("PRIV GET MODE: %s\n", extra); wrqu->data.length = strlen(extra) + 1; - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9291,7 +9291,7 @@ static int ipw_wx_set_preamble(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); int mode = *(int *)extra; - down(&priv->sem); + mutex_lock(&priv->mutex); /* Switching from SHORT -> LONG requires a disassociation */ if (mode == 1) { if (!(priv->config & CFG_PREAMBLE_LONG)) { @@ -9310,11 +9310,11 @@ static int ipw_wx_set_preamble(struct net_device *dev, priv->config &= ~CFG_PREAMBLE_LONG; goto done; } - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EINVAL; done: - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9323,12 +9323,12 @@ static int ipw_wx_get_preamble(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); if (priv->config & CFG_PREAMBLE_LONG) snprintf(wrqu->name, IFNAMSIZ, "long (1)"); else snprintf(wrqu->name, IFNAMSIZ, "auto (0)"); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9340,7 +9340,7 @@ static int ipw_wx_set_monitor(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); int *parms = (int *)extra; int enable = (parms[0] > 0); - down(&priv->sem); + mutex_lock(&priv->mutex); IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]); if (enable) { if (priv->ieee->iw_mode != IW_MODE_MONITOR) { @@ -9355,13 +9355,13 @@ static int ipw_wx_set_monitor(struct net_device *dev, ipw_set_channel(priv, parms[1]); } else { if (priv->ieee->iw_mode != IW_MODE_MONITOR) { - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } priv->net_dev->type = ARPHRD_ETHER; queue_work(priv->workqueue, &priv->adapter_restart); } - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9391,7 +9391,7 @@ static int ipw_wx_sw_reset(struct net_device *dev, IPW_DEBUG_WX("SW_RESET\n"); - down(&priv->sem); + mutex_lock(&priv->mutex); ret = ipw_sw_reset(priv, 0); if (!ret) { @@ -9403,9 +9403,9 @@ static int ipw_wx_sw_reset(struct net_device *dev, * module parameter, so take appropriate action */ ipw_radio_kill_sw(priv, priv->status & STATUS_RF_KILL_SW); - up(&priv->sem); + mutex_unlock(&priv->mutex); ieee80211_wx_set_encode(priv->ieee, info, &wrqu_sec, NULL); - down(&priv->sem); + mutex_lock(&priv->mutex); if (!(priv->status & STATUS_RF_KILL_MASK)) { /* Configuration likely changed -- force [re]association */ @@ -9415,7 +9415,7 @@ static int ipw_wx_sw_reset(struct net_device *dev, ipw_associate(priv); } - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9612,11 +9612,11 @@ static int ipw_net_open(struct net_device *dev) struct ipw_priv *priv = ieee80211_priv(dev); IPW_DEBUG_INFO("dev->open\n"); /* we should be verifying the device is ready to be opened */ - down(&priv->sem); + mutex_lock(&priv->mutex); if (!(priv->status & STATUS_RF_KILL_MASK) && (priv->status & STATUS_ASSOCIATED)) netif_start_queue(dev); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9895,13 +9895,13 @@ static int ipw_net_set_mac_address(struct net_device *dev, void *p) struct sockaddr *addr = p; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; - down(&priv->sem); + mutex_lock(&priv->mutex); priv->config |= CFG_CUSTOM_MAC; memcpy(priv->mac_addr, addr->sa_data, ETH_ALEN); printk(KERN_INFO "%s: Setting MAC to " MAC_FMT "\n", priv->net_dev->name, MAC_ARG(priv->mac_addr)); queue_work(priv->workqueue, &priv->adapter_restart); - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -9945,9 +9945,9 @@ static int ipw_ethtool_get_eeprom(struct net_device *dev, if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE) return -EINVAL; - down(&p->sem); + mutex_lock(&p->mutex); memcpy(bytes, &p->eeprom[eeprom->offset], eeprom->len); - up(&p->sem); + mutex_unlock(&p->mutex); return 0; } @@ -9959,12 +9959,12 @@ static int ipw_ethtool_set_eeprom(struct net_device *dev, if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE) return -EINVAL; - down(&p->sem); + mutex_lock(&p->mutex); memcpy(&p->eeprom[eeprom->offset], bytes, eeprom->len); for (i = IPW_EEPROM_DATA; i < IPW_EEPROM_DATA + IPW_EEPROM_IMAGE_SIZE; i++) ipw_write8(p, i, p->eeprom[i]); - up(&p->sem); + mutex_unlock(&p->mutex); return 0; } @@ -10059,9 +10059,9 @@ static void ipw_rf_kill(void *adapter) static void ipw_bg_rf_kill(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_rf_kill(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_link_up(struct ipw_priv *priv) @@ -10094,9 +10094,9 @@ static void ipw_link_up(struct ipw_priv *priv) static void ipw_bg_link_up(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_link_up(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_link_down(struct ipw_priv *priv) @@ -10122,9 +10122,9 @@ static void ipw_link_down(struct ipw_priv *priv) static void ipw_bg_link_down(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_link_down(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static int ipw_setup_deferred_work(struct ipw_priv *priv) @@ -10801,9 +10801,9 @@ static int ipw_up(struct ipw_priv *priv) static void ipw_bg_up(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_up(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } static void ipw_deinit(struct ipw_priv *priv) @@ -10872,23 +10872,23 @@ static void ipw_down(struct ipw_priv *priv) static void ipw_bg_down(void *data) { struct ipw_priv *priv = data; - down(&priv->sem); + mutex_lock(&priv->mutex); ipw_down(data); - up(&priv->sem); + mutex_unlock(&priv->mutex); } /* Called by register_netdev() */ static int ipw_net_init(struct net_device *dev) { struct ipw_priv *priv = ieee80211_priv(dev); - down(&priv->sem); + mutex_lock(&priv->mutex); if (ipw_up(priv)) { - up(&priv->sem); + mutex_unlock(&priv->mutex); return -EIO; } - up(&priv->sem); + mutex_unlock(&priv->mutex); return 0; } @@ -10978,7 +10978,7 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++) INIT_LIST_HEAD(&priv->ibss_mac_hash[i]); - init_MUTEX(&priv->sem); + mutex_init(&priv->mutex); if (pci_enable_device(pdev)) { err = -ENODEV; goto out_free_ieee80211; @@ -11036,7 +11036,7 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) SET_MODULE_OWNER(net_dev); SET_NETDEV_DEV(net_dev, &pdev->dev); - down(&priv->sem); + mutex_lock(&priv->mutex); priv->ieee->hard_start_xmit = ipw_net_hard_start_xmit; priv->ieee->set_security = shim__set_security; @@ -11069,11 +11069,11 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = sysfs_create_group(&pdev->dev.kobj, &ipw_attribute_group); if (err) { IPW_ERROR("failed to create sysfs device attributes\n"); - up(&priv->sem); + mutex_unlock(&priv->mutex); goto out_release_irq; } - up(&priv->sem); + mutex_unlock(&priv->mutex); err = register_netdev(net_dev); if (err) { IPW_ERROR("failed to register network device\n"); @@ -11110,13 +11110,13 @@ static void ipw_pci_remove(struct pci_dev *pdev) if (!priv) return; - down(&priv->sem); + mutex_lock(&priv->mutex); priv->status |= STATUS_EXIT_PENDING; ipw_down(priv); sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group); - up(&priv->sem); + mutex_unlock(&priv->mutex); unregister_netdev(priv->net_dev); diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h index eedd347b892e..5405ba105abf 100644 --- a/drivers/net/wireless/ipw2200.h +++ b/drivers/net/wireless/ipw2200.h @@ -33,6 +33,7 @@ #include <linux/moduleparam.h> #include <linux/config.h> #include <linux/init.h> +#include <linux/mutex.h> #include <linux/pci.h> #include <linux/netdevice.h> @@ -1121,7 +1122,7 @@ struct ipw_priv { struct ieee80211_device *ieee; spinlock_t lock; - struct semaphore sem; + struct mutex mutex; /* basic pci-network driver stuff */ struct pci_dev *pci_dev; |