p54: honour bss_info_changed's basic_rates and other settings
Christian Lamparter [Fri, 14 Nov 2008 18:42:39 +0000 (19:42 +0100)]
As was pointed out in "p54: honour bss_info_changed's short slot time settings",
bss_info_changed provides more useful settings that can be used by the driver.

Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/p54/p54.h
drivers/net/wireless/p54/p54common.c

index b585ff6..491ab96 100644 (file)
@@ -102,6 +102,9 @@ struct p54_common {
        unsigned int output_power;
        u32 tsf_low32;
        u32 tsf_high32;
+       u64 basic_rate_mask;
+       u16 wakeup_timer;
+       u16 aid;
        struct ieee80211_tx_queue_stats tx_stats[8];
        struct p54_edcf_queue_param qos_params[8];
        struct ieee80211_low_level_stats stats;
index 3373b02..829b3f9 100644 (file)
@@ -1249,20 +1249,20 @@ static int p54_setup_mac(struct ieee80211_hw *dev, u16 mode, const u8 *bssid)
        setup->rx_antenna = priv->rx_antenna;
        setup->rx_align = 0;
        if (priv->fw_var < 0x500) {
-               setup->v1.basic_rate_mask = cpu_to_le32(0x15f);
+               setup->v1.basic_rate_mask = cpu_to_le32(priv->basic_rate_mask);
                memset(setup->v1.rts_rates, 0, 8);
                setup->v1.rx_addr = cpu_to_le32(priv->rx_end);
                setup->v1.max_rx = cpu_to_le16(priv->rx_mtu);
                setup->v1.rxhw = cpu_to_le16(priv->rxhw);
-               setup->v1.wakeup_timer = cpu_to_le16(500);
+               setup->v1.wakeup_timer = cpu_to_le16(priv->wakeup_timer);
                setup->v1.unalloc0 = cpu_to_le16(0);
        } else {
                setup->v2.rx_addr = cpu_to_le32(priv->rx_end);
                setup->v2.max_rx = cpu_to_le16(priv->rx_mtu);
                setup->v2.rxhw = cpu_to_le16(priv->rxhw);
-               setup->v2.timer = cpu_to_le16(1000);
+               setup->v2.timer = cpu_to_le16(priv->wakeup_timer);
                setup->v2.truncate = cpu_to_le16(48896);
-               setup->v2.basic_rate_mask = cpu_to_le32(0x15f);
+               setup->v2.basic_rate_mask = cpu_to_le32(priv->basic_rate_mask);
                setup->v2.sbss_offset = 0;
                setup->v2.mcast_window = 0;
                setup->v2.rx_rssi_threshold = 0;
@@ -1348,7 +1348,7 @@ static int p54_set_freq(struct ieee80211_hw *dev, u16 frequency)
        } else {
                chan->v2.rssical_mul = cpu_to_le16(130);
                chan->v2.rssical_add = cpu_to_le16(0xfe70);
-               chan->v2.basic_rate_mask = cpu_to_le32(0x15f);
+               chan->v2.basic_rate_mask = cpu_to_le32(priv->basic_rate_mask);
                memset(chan->v2.rts_rates, 0, 8);
        }
        priv->tx(dev, skb, 1);
@@ -1808,6 +1808,24 @@ static void p54_bss_info_changed(struct ieee80211_hw *dev,
                priv->use_short_slot = info->use_short_slot;
                p54_set_edcf(dev);
        }
+       if (changed & BSS_CHANGED_BASIC_RATES) {
+               if (dev->conf.channel->band == IEEE80211_BAND_5GHZ)
+                       priv->basic_rate_mask = (info->basic_rates << 4);
+               else
+                       priv->basic_rate_mask = info->basic_rates;
+               p54_setup_mac(dev, priv->mac_mode, priv->bssid);
+               if (priv->fw_var >= 0x500)
+                       p54_set_freq(dev, dev->conf.channel->center_freq);
+       }
+       if (changed & BSS_CHANGED_ASSOC) {
+               if (info->assoc) {
+                       priv->aid = info->aid;
+                       priv->wakeup_timer = info->beacon_int *
+                                            info->dtim_period * 5;
+                       p54_setup_mac(dev, priv->mac_mode, priv->bssid);
+               }
+       }
+
 }
 
 static const struct ieee80211_ops p54_ops = {
@@ -1837,6 +1855,7 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
 
        priv = dev->priv;
        priv->mode = NL80211_IFTYPE_UNSPECIFIED;
+       priv->basic_rate_mask = 0x15f;
        skb_queue_head_init(&priv->tx_queue);
        dev->flags = IEEE80211_HW_RX_INCLUDES_FCS |
                     IEEE80211_HW_SIGNAL_DBM |