Merge remote-tracking branch 'mac80211/master' into mac80211-next

[linux-imx.git] / net / mac80211 / rx.c

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 8e29526202568f0223401659f4301500d5f9d424..bdd7b4a719e9524e02267b52002b02870a8becdd 100644 (file)
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -258,6 +258,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
        pos += 2;
 
        if (status->flag & RX_FLAG_HT) {
+               unsigned int stbc;
+
                rthdr->it_present |= cpu_to_le32(1 << IEEE80211_RADIOTAP_MCS);
                *pos++ = local->hw.radiotap_mcs_details;
                *pos = 0;
@@ -267,6 +269,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
                        *pos |= IEEE80211_RADIOTAP_MCS_BW_40;
                if (status->flag & RX_FLAG_HT_GF)
                        *pos |= IEEE80211_RADIOTAP_MCS_FMT_GF;
+               stbc = (status->flag & RX_FLAG_STBC_MASK) >> RX_FLAG_STBC_SHIFT;
+               *pos |= stbc << IEEE80211_RADIOTAP_MCS_STBC_SHIFT;
                pos++;
                *pos++ = status->rate_idx;
        }
@@ -1372,6 +1376,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
        struct sk_buff *skb = rx->skb;
        struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+       int i;
 
        if (!sta)
                return RX_CONTINUE;
@@ -1422,6 +1427,19 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
                ewma_add(&sta->avg_signal, -status->signal);
        }
 
+       if (status->chains) {
+               sta->chains = status->chains;
+               for (i = 0; i < ARRAY_SIZE(status->chain_signal); i++) {
+                       int signal = status->chain_signal[i];
+
+                       if (!(status->chains & BIT(i)))
+                               continue;
+
+                       sta->chain_signal_last[i] = signal;
+                       ewma_add(&sta->chain_signal_avg[i], -signal);
+               }
+       }
+
        /*
         * Change STA power saving mode only at the end of a frame
         * exchange sequence.
@@ -1608,7 +1626,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
                        entry->ccmp = 1;
                        memcpy(entry->last_pn,
                               rx->key->u.ccmp.rx_pn[queue],
-                              CCMP_PN_LEN);
+                              IEEE80211_CCMP_PN_LEN);
                }
                return RX_QUEUED;
        }
@@ -1627,21 +1645,21 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
         * (IEEE 802.11i, 8.3.3.4.5) */
        if (entry->ccmp) {
                int i;
-               u8 pn[CCMP_PN_LEN], *rpn;
+               u8 pn[IEEE80211_CCMP_PN_LEN], *rpn;
                int queue;
                if (!rx->key || rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP)
                        return RX_DROP_UNUSABLE;
-               memcpy(pn, entry->last_pn, CCMP_PN_LEN);
-               for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
+               memcpy(pn, entry->last_pn, IEEE80211_CCMP_PN_LEN);
+               for (i = IEEE80211_CCMP_PN_LEN - 1; i >= 0; i--) {
                        pn[i]++;
                        if (pn[i])
                                break;
                }
                queue = rx->security_idx;
                rpn = rx->key->u.ccmp.rx_pn[queue];
-               if (memcmp(pn, rpn, CCMP_PN_LEN))
+               if (memcmp(pn, rpn, IEEE80211_CCMP_PN_LEN))
                        return RX_DROP_UNUSABLE;
-               memcpy(entry->last_pn, pn, CCMP_PN_LEN);
+               memcpy(entry->last_pn, pn, IEEE80211_CCMP_PN_LEN);
        }
 
        skb_pull(rx->skb, ieee80211_hdrlen(fc));