45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
--- a/include/net/mac80211.h
|
|
+++ b/include/net/mac80211.h
|
|
@@ -659,6 +659,8 @@ ieee80211_tx_info_clear_status(struct ie
|
|
* @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index
|
|
* @RX_FLAG_40MHZ: HT40 (40 MHz) was used
|
|
* @RX_FLAG_SHORT_GI: Short guard interval was used
|
|
+ * @RX_FLAG_NO_SIGNAL_VAL: The signal strength value is not present.
|
|
+ * Valid only for data frames (mainly A-MPDU)
|
|
*/
|
|
enum mac80211_rx_flags {
|
|
RX_FLAG_MMIC_ERROR = 1<<0,
|
|
@@ -672,6 +674,7 @@ enum mac80211_rx_flags {
|
|
RX_FLAG_HT = 1<<9,
|
|
RX_FLAG_40MHZ = 1<<10,
|
|
RX_FLAG_SHORT_GI = 1<<11,
|
|
+ RX_FLAG_NO_SIGNAL_VAL = 1<<12,
|
|
};
|
|
|
|
/**
|
|
--- a/net/mac80211/rx.c
|
|
+++ b/net/mac80211/rx.c
|
|
@@ -176,7 +176,8 @@ ieee80211_add_rx_radiotap_header(struct
|
|
pos += 2;
|
|
|
|
/* IEEE80211_RADIOTAP_DBM_ANTSIGNAL */
|
|
- if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
|
|
+ if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM &&
|
|
+ !(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
|
|
*pos = status->signal;
|
|
rthdr->it_present |=
|
|
cpu_to_le32(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL);
|
|
@@ -1309,8 +1310,10 @@ ieee80211_rx_h_sta_process(struct ieee80
|
|
|
|
sta->rx_fragments++;
|
|
sta->rx_bytes += rx->skb->len;
|
|
- sta->last_signal = status->signal;
|
|
- ewma_add(&sta->avg_signal, -status->signal);
|
|
+ if (!(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
|
|
+ sta->last_signal = status->signal;
|
|
+ ewma_add(&sta->avg_signal, -status->signal);
|
|
+ }
|
|
|
|
if (status->chains) {
|
|
sta->chains = status->chains;
|