diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2014-02-05 12:48:53 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2014-02-06 09:34:58 +0100 |
| commit | 63c361f5114d81db789f8f5671c76c228c35b021 (patch) | |
| tree | f1304b5a7bc415d40e5da8ab4732b407dc8bec9d /net/mac80211 | |
| parent | 1b8d242adbea881658071efc31d2c0dcf8a44fb7 (diff) | |
| download | op-kernel-dev-63c361f5114d81db789f8f5671c76c228c35b021.zip op-kernel-dev-63c361f5114d81db789f8f5671c76c228c35b021.tar.gz | |
mac80211: propagate STBC / LDPC flags to radiotap
This capabilities weren't propagated to the radiotap header.
We don't set here the VHT_KNOWN / MCS_HAVE flag because not
all the low level drivers will know how to properly flag
the frames, hence the low level driver will be in charge
of setting IEEE80211_RADIOTAP_MCS_HAVE_FEC,
IEEE80211_RADIOTAP_MCS_HAVE_STBC and / or
IEEE80211_RADIOTAP_VHT_KNOWN_STBC according to its
capabilities.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/rx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index e81cab3..5930621 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -279,6 +279,8 @@ 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; + if (status->flag & RX_FLAG_LDPC) + *pos |= IEEE80211_RADIOTAP_MCS_FEC_LDPC; stbc = (status->flag & RX_FLAG_STBC_MASK) >> RX_FLAG_STBC_SHIFT; *pos |= stbc << IEEE80211_RADIOTAP_MCS_STBC_SHIFT; pos++; @@ -328,6 +330,9 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local, /* flags */ if (status->flag & RX_FLAG_SHORT_GI) *pos |= IEEE80211_RADIOTAP_VHT_FLAG_SGI; + /* in VHT, STBC is binary */ + if (status->flag & RX_FLAG_STBC_MASK) + *pos |= IEEE80211_RADIOTAP_VHT_FLAG_STBC; pos++; /* bandwidth */ if (status->vht_flag & RX_VHT_FLAG_80MHZ) @@ -344,6 +349,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local, *pos = (status->rate_idx << 4) | status->vht_nss; pos += 4; /* coding field */ + if (status->flag & RX_FLAG_LDPC) + *pos |= IEEE80211_RADIOTAP_CODING_LDPC_USER0; pos++; /* group ID */ pos++; |
