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| author |   Philipp Borgers <borgers@mi.fu-berlin.de> | 2021-01-25 16:07:44 +0100 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2021-02-12 09:04:22 +0100 |
| commit | 549fdd34b5f2dfa63e10855f20796c13a036707b (patch) | |
| tree | 125c6755aad2298764164a3a92879a73151c53d4 /net/mac80211 | |
| parent | mac80211: minstrel_ht: remove sample rate switching code for constrained devices (diff) | |
| download | linux-dev-549fdd34b5f2dfa63e10855f20796c13a036707b.tar.xz linux-dev-549fdd34b5f2dfa63e10855f20796c13a036707b.zip | |
mac80211: add STBC encoding to ieee80211_parse_tx_radiotap
This patch adds support for STBC encoding to the radiotap tx parse
function. Prior to this change adding the STBC flag to the radiotap
header did not encode frames with STBC.
Signed-off-by: Philipp Borgers <borgers@mi.fu-berlin.de>
Link: https://lore.kernel.org/r/20210125150744.83065-1-borgers@mi.fu-berlin.de
[use u8_get_bits/u32_encode_bits instead of manually shifting]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/tx.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 6ec415f043e1..5d06de61047a 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -2122,6 +2122,15 @@ bool ieee80211_parse_tx_radiotap(struct sk_buff *skb, if (mcs_known & IEEE80211_RADIOTAP_MCS_HAVE_FEC && mcs_flags & IEEE80211_RADIOTAP_MCS_FEC_LDPC) info->flags |= IEEE80211_TX_CTL_LDPC; + + if (mcs_known & IEEE80211_RADIOTAP_MCS_HAVE_STBC) { + u8 stbc = u8_get_bits(mcs_flags, + IEEE80211_RADIOTAP_MCS_STBC_MASK); + + info->flags |= + u32_encode_bits(stbc, + IEEE80211_TX_CTL_STBC); + } break; case IEEE80211_RADIOTAP_VHT: |