p54: honour bss_info_changed's basic_rates and other settings

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>

2 files changed, 27 insertions, 5 deletions

diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h
index b585ff65e0e4..491ab96c7b67 100644
--- a/drivers/net/wireless/p54/p54.h
+++ b/drivers/net/wireless/p54/p54.h
@@ -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;
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 3373b022d91e..829b3f916db9 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -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 |