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authorLorenzo Bianconi <lorenzo.bianconi83@gmail.com>2015-08-06 23:47:32 +0200
committerJohannes Berg <johannes.berg@intel.com>2015-08-14 17:49:51 +0200
commite910867bd285bb8470c47076d99d0325aaea895c (patch)
tree22959c55d12228563f60c18886656c3c3deaa13e /net
parentmac80211: remove ieee80211_tx_rate dependency in rate mask code (diff)
downloadlinux-e910867bd285bb8470c47076d99d0325aaea895c.tar.xz
linux-e910867bd285bb8470c47076d99d0325aaea895c.zip
mac80211: define rate_control_apply_mask_ratetbl()
Define rate_control_apply_mask_ratetbl() in order to apply ratemask in rate_control_set_rates() for station rate table Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/rate.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 4f61ca026ecc..7e71de98297c 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -651,6 +651,30 @@ static bool rate_control_cap_mask(struct ieee80211_sub_if_data *sdata,
return true;
}
+static void
+rate_control_apply_mask_ratetbl(struct sta_info *sta,
+ struct ieee80211_supported_band *sband,
+ struct ieee80211_sta_rates *rates)
+{
+ int i;
+ u32 mask;
+ u8 mcs_mask[IEEE80211_HT_MCS_MASK_LEN];
+ enum nl80211_chan_width chan_width;
+
+ if (!rate_control_cap_mask(sta->sdata, sband, &sta->sta, &mask,
+ mcs_mask))
+ return;
+
+ chan_width = sta->sdata->vif.bss_conf.chandef.width;
+ for (i = 0; i < IEEE80211_TX_RATE_TABLE_SIZE; i++) {
+ if (rates->rate[i].idx < 0)
+ break;
+
+ rate_idx_match_mask(&rates->rate[i].idx, &rates->rate[i].flags,
+ sband, chan_width, mask, mcs_mask);
+ }
+}
+
static void rate_control_apply_mask(struct ieee80211_sub_if_data *sdata,
struct ieee80211_sta *sta,
struct ieee80211_supported_band *sband,
@@ -766,7 +790,10 @@ int rate_control_set_rates(struct ieee80211_hw *hw,
{
struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
struct ieee80211_sta_rates *old;
+ struct ieee80211_supported_band *sband;
+ sband = hw->wiphy->bands[ieee80211_get_sdata_band(sta->sdata)];
+ rate_control_apply_mask_ratetbl(sta, sband, rates);
/*
* mac80211 guarantees that this function will not be called
* concurrently, so the following RCU access is safe, even without