diff options
| author | Felix Fietkau <nbd@nbd.name> | 2019-08-28 12:28:36 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2019-11-20 15:23:48 +0300 |
| commit | d515fdca46e7290547547f7a5e1a30c608eeb0ac (patch) | |
| tree | 0010ecf7e5c864594cff03ddee74d59e67a725b9 /drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | |
| parent | 055da6cfd0dc5c87f8999f747cc9dce75b390419 (diff) | |
| download | linux-d515fdca46e7290547547f7a5e1a30c608eeb0ac.tar.xz | |
mt76: report rx a-mpdu subframe status
This can be used in monitor mode to figure out which subframes were sent as
part of which A-MPDU
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x02_mac.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c index 0d000906b2e1..9d2795c1e943 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c @@ -789,6 +789,21 @@ int mt76x02_mac_process_rx(struct mt76x02_dev *dev, struct sk_buff *skb, if ((rxinfo & MT_RXINFO_BA) && !(rxinfo & MT_RXINFO_NULL)) status->aggr = true; + if (rxinfo & MT_RXINFO_AMPDU) { + status->flag |= RX_FLAG_AMPDU_DETAILS; + status->ampdu_ref = dev->mt76.ampdu_ref; + + /* + * When receiving an A-MPDU subframe and RSSI info is not valid, + * we can assume that more subframes belonging to the same A-MPDU + * are coming. The last one will have valid RSSI info + */ + if (!(rxinfo & MT_RXINFO_RSSI)) { + if (!++dev->mt76.ampdu_ref) + dev->mt76.ampdu_ref++; + } + } + if (WARN_ON_ONCE(len > skb->len)) return -EINVAL; |