mac80211: inform driver of basic rateset
Drivers need to know the basic rateset to be able to configure
the ACK/CTS programming in hardware correctly.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 5b74844..55bc607 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -710,6 +710,12 @@
ieee80211_led_assoc(local, 1);
sdata->bss_conf.assoc = 1;
+ /*
+ * For now just always ask the driver to update the basic rateset
+ * when we have associated, we aren't checking whether it actually
+ * changed or not.
+ */
+ changed |= BSS_CHANGED_BASIC_RATES;
ieee80211_bss_info_change_notify(sdata, changed);
netif_tx_start_all_queues(sdata->dev);
@@ -1296,7 +1302,7 @@
}
sta->supp_rates[local->hw.conf.channel->band] = rates;
- sdata->basic_rates = basic_rates;
+ sdata->bss_conf.basic_rates = basic_rates;
/* cf. IEEE 802.11 9.2.12 */
if (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ &&
@@ -1453,34 +1459,6 @@
return res;
}
-static u64 ieee80211_sta_get_mandatory_rates(struct ieee80211_local *local,
- enum ieee80211_band band)
-{
- struct ieee80211_supported_band *sband;
- struct ieee80211_rate *bitrates;
- u64 mandatory_rates;
- enum ieee80211_rate_flags mandatory_flag;
- int i;
-
- sband = local->hw.wiphy->bands[band];
- if (!sband) {
- WARN_ON(1);
- sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
- }
-
- if (band == IEEE80211_BAND_2GHZ)
- mandatory_flag = IEEE80211_RATE_MANDATORY_B;
- else
- mandatory_flag = IEEE80211_RATE_MANDATORY_A;
-
- bitrates = sband->bitrates;
- mandatory_rates = 0;
- for (i = 0; i < sband->n_bitrates; i++)
- if (bitrates[i].flags & mandatory_flag)
- mandatory_rates |= BIT(i);
- return mandatory_rates;
-}
-
static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt,
size_t len,
@@ -1522,7 +1500,7 @@
prev_rates = sta->supp_rates[band];
/* make sure mandatory rates are always added */
sta->supp_rates[band] = supp_rates |
- ieee80211_sta_get_mandatory_rates(local, band);
+ ieee80211_mandatory_rates(local, band);
#ifdef CONFIG_MAC80211_IBSS_DEBUG
if (sta->supp_rates[band] != prev_rates)
@@ -2361,7 +2339,7 @@
/* make sure mandatory rates are always added */
sta->supp_rates[band] = supp_rates |
- ieee80211_sta_get_mandatory_rates(local, band);
+ ieee80211_mandatory_rates(local, band);
rate_control_rate_init(sta, local);