cfg80211 API for channels/bitrates, mac80211 and driver conversion

[GitHub/LineageOS/android_kernel_samsung_universal7580.git] / net / mac80211 / ieee80211.c

diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c
index 3961d4c4320cb28beaf6aa5d2afca80c9cda87fd..de894b61a23cad3018b6f839c2e3593222866d4f 100644 (file)
--- a/net/mac80211/ieee80211.c
+++ b/net/mac80211/ieee80211.c
@@ -876,37 +876,28 @@ int ieee80211_if_config_beacon(struct net_device *dev)
 
 int ieee80211_hw_config(struct ieee80211_local *local)
 {
-       struct ieee80211_hw_mode *mode;
        struct ieee80211_channel *chan;
        int ret = 0;
 
-       if (local->sta_sw_scanning) {
+       if (local->sta_sw_scanning)
                chan = local->scan_channel;
-               mode = local->scan_hw_mode;
-       } else {
+       else
                chan = local->oper_channel;
-               mode = local->oper_hw_mode;
-       }
 
-       local->hw.conf.channel = chan->chan;
-       local->hw.conf.channel_val = chan->val;
-       if (!local->hw.conf.power_level) {
-               local->hw.conf.power_level = chan->power_level;
-       } else {
-               local->hw.conf.power_level = min(chan->power_level,
-                                                local->hw.conf.power_level);
-       }
-       local->hw.conf.freq = chan->freq;
-       local->hw.conf.phymode = mode->mode;
-       local->hw.conf.antenna_max = chan->antenna_max;
-       local->hw.conf.chan = chan;
-       local->hw.conf.mode = mode;
+       local->hw.conf.channel = chan;
+
+       if (!local->hw.conf.power_level)
+               local->hw.conf.power_level = chan->max_power;
+       else
+               local->hw.conf.power_level = min(chan->max_power,
+                                              local->hw.conf.power_level);
+
+       local->hw.conf.max_antenna_gain = chan->max_antenna_gain;
 
 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
-       printk(KERN_DEBUG "HW CONFIG: channel=%d freq=%d "
-              "phymode=%d\n", local->hw.conf.channel, local->hw.conf.freq,
-              local->hw.conf.phymode);
-#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
+       printk(KERN_DEBUG "%s: HW CONFIG: freq=%d\n",
+              wiphy_name(local->hw.wiphy), chan->center_freq);
+#endif
 
        if (local->open_count)
                ret = local->ops->config(local_to_hw(local), &local->hw.conf);
@@ -924,11 +915,13 @@ int ieee80211_hw_config_ht(struct ieee80211_local *local, int enable_ht,
                           struct ieee80211_ht_bss_info *req_bss_cap)
 {
        struct ieee80211_conf *conf = &local->hw.conf;
-       struct ieee80211_hw_mode *mode = conf->mode;
+       struct ieee80211_supported_band *sband;
        int i;
 
+       sband = local->hw.wiphy->bands[conf->channel->band];
+
        /* HT is not supported */
-       if (!mode->ht_info.ht_supported) {
+       if (!sband->ht_info.ht_supported) {
                conf->flags &= ~IEEE80211_CONF_SUPPORT_HT_MODE;
                return -EOPNOTSUPP;
        }
@@ -938,17 +931,17 @@ int ieee80211_hw_config_ht(struct ieee80211_local *local, int enable_ht,
                conf->flags &= ~IEEE80211_CONF_SUPPORT_HT_MODE;
        } else {
                conf->flags |= IEEE80211_CONF_SUPPORT_HT_MODE;
-               conf->ht_conf.cap = req_ht_cap->cap & mode->ht_info.cap;
+               conf->ht_conf.cap = req_ht_cap->cap & sband->ht_info.cap;
                conf->ht_conf.cap &= ~(IEEE80211_HT_CAP_MIMO_PS);
                conf->ht_conf.cap |=
-                       mode->ht_info.cap & IEEE80211_HT_CAP_MIMO_PS;
+                       sband->ht_info.cap & IEEE80211_HT_CAP_MIMO_PS;
                conf->ht_bss_conf.primary_channel =
                        req_bss_cap->primary_channel;
                conf->ht_bss_conf.bss_cap = req_bss_cap->bss_cap;
                conf->ht_bss_conf.bss_op_mode = req_bss_cap->bss_op_mode;
                for (i = 0; i < SUPP_MCS_SET_LEN; i++)
                        conf->ht_conf.supp_mcs_set[i] =
-                               mode->ht_info.supp_mcs_set[i] &
+                               sband->ht_info.supp_mcs_set[i] &
                                  req_ht_cap->supp_mcs_set[i];
 
                /* In STA mode, this gives us indication
@@ -1418,10 +1411,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
        local->long_retry_limit = 4;
        local->hw.conf.radio_enabled = 1;
 
-       local->enabled_modes = ~0;
-
-       INIT_LIST_HEAD(&local->modes_list);
-
        INIT_LIST_HEAD(&local->interfaces);
 
        INIT_DELAYED_WORK(&local->scan_work, ieee80211_sta_scan_work);
@@ -1466,6 +1455,25 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
        struct ieee80211_local *local = hw_to_local(hw);
        const char *name;
        int result;
+       enum ieee80211_band band;
+
+       /*
+        * generic code guarantees at least one band,
+        * set this very early because much code assumes
+        * that hw.conf.channel is assigned
+        */
+       for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
+               struct ieee80211_supported_band *sband;
+
+               sband = local->hw.wiphy->bands[band];
+               if (sband) {
+                       /* init channel we're on */
+                       local->hw.conf.channel =
+                       local->oper_channel =
+                       local->scan_channel = &sband->channels[0];
+                       break;
+               }
+       }
 
        result = wiphy_register(local->hw.wiphy);
        if (result < 0)
@@ -1567,44 +1575,10 @@ fail_workqueue:
 }
 EXPORT_SYMBOL(ieee80211_register_hw);
 
-int ieee80211_register_hwmode(struct ieee80211_hw *hw,
-                             struct ieee80211_hw_mode *mode)
-{
-       struct ieee80211_local *local = hw_to_local(hw);
-       struct ieee80211_rate *rate;
-       int i;
-
-       INIT_LIST_HEAD(&mode->list);
-       list_add_tail(&mode->list, &local->modes_list);
-
-       local->hw_modes |= (1 << mode->mode);
-       for (i = 0; i < mode->num_rates; i++) {
-               rate = &(mode->rates[i]);
-               rate->rate_inv = CHAN_UTIL_RATE_LCM / rate->rate;
-       }
-       ieee80211_prepare_rates(local, mode);
-
-       if (!local->oper_hw_mode) {
-               /* Default to this mode */
-               local->hw.conf.phymode = mode->mode;
-               local->oper_hw_mode = local->scan_hw_mode = mode;
-               local->oper_channel = local->scan_channel = &mode->channels[0];
-               local->hw.conf.mode = local->oper_hw_mode;
-               local->hw.conf.chan = local->oper_channel;
-       }
-
-       if (!(hw->flags & IEEE80211_HW_DEFAULT_REG_DOMAIN_CONFIGURED))
-               ieee80211_set_default_regdomain(mode);
-
-       return 0;
-}
-EXPORT_SYMBOL(ieee80211_register_hwmode);
-
 void ieee80211_unregister_hw(struct ieee80211_hw *hw)
 {
        struct ieee80211_local *local = hw_to_local(hw);
        struct ieee80211_sub_if_data *sdata, *tmp;
-       int i;
 
        tasklet_kill(&local->tx_pending_tasklet);
        tasklet_kill(&local->tasklet);
@@ -1645,11 +1619,6 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw)
        rate_control_deinitialize(local);
        debugfs_hw_del(local);
 
-       for (i = 0; i < NUM_IEEE80211_MODES; i++) {
-               kfree(local->supp_rates[i]);
-               kfree(local->basic_rates[i]);
-       }
-
        if (skb_queue_len(&local->skb_queue)
                        || skb_queue_len(&local->skb_queue_unreliable))
                printk(KERN_WARNING "%s: skb_queue not empty\n",
@@ -1696,7 +1665,6 @@ static int __init ieee80211_init(void)
        }
 
        ieee80211_debugfs_netdev_init();
-       ieee80211_regdomain_init();
 
        return 0;