diff options
| author | Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> | 2015-08-06 23:47:33 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2015-08-14 17:49:51 +0200 |
| commit | b119ad6e726cc805f739f8f6843b9de4df1f895e (patch) | |
| tree | 059dd7446c6e86eb3df1619efd7acab6a9e07a96 /net/mac80211/vht.c | |
| parent | e910867bd285bb8470c47076d99d0325aaea895c (diff) | |
mac80211: add rate mask logic for vht rates
Define rc_rateidx_vht_mcs_mask array and rate_idx_match_vht_mcs_mask()
method in order to apply mcs mask for vht rates
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/vht.c')
| -rw-r--r-- | net/mac80211/vht.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index f05808d0d80f..834ccdbc74be 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -426,3 +426,29 @@ void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, if (changed > 0) rate_control_rate_update(local, sband, sta, changed); } + +void ieee80211_get_vht_mask_from_cap(__le16 vht_cap, + u16 vht_mask[NL80211_VHT_NSS_MAX]) +{ + int i; + u16 mask, cap = le16_to_cpu(vht_cap); + + for (i = 0; i < NL80211_VHT_NSS_MAX; i++) { + mask = (cap >> i * 2) & IEEE80211_VHT_MCS_NOT_SUPPORTED; + switch (mask) { + case IEEE80211_VHT_MCS_SUPPORT_0_7: + vht_mask[i] = 0x00FF; + break; + case IEEE80211_VHT_MCS_SUPPORT_0_8: + vht_mask[i] = 0x01FF; + break; + case IEEE80211_VHT_MCS_SUPPORT_0_9: + vht_mask[i] = 0x03FF; + break; + case IEEE80211_VHT_MCS_NOT_SUPPORTED: + default: + vht_mask[i] = 0; + break; + } + } +} |