From: Michal Kazior <michal.kazior@tieto.com>
Date: Wed, 16 Oct 2013 13:45:59 +0000 (+0300)
Subject: ath10k: fix NSS reporting in RX
X-Git-Tag: next-20131210~53^2~32^2~47
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c4340c26d63550eaedcc3440f6ba78d6d4c451d4;p=karo-tx-linux.git

ath10k: fix NSS reporting in RX

NSTS values reported in the VHT-SIG-A1 are 0
through 7 but they actually describe number of
streams 1 through 8.

1SS frames were dropped. This patch fixes this.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
---

diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index 5ae373a1e294..c511f919d541 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -183,7 +183,7 @@ static void process_rx_rates(struct ath10k *ar, struct htt_rx_info *info,
 		/* VHT-SIG-A1 in info 1, VHT-SIG-A2 in info2
 		   TODO check this */
 		mcs = (info2 >> 4) & 0x0F;
-		nss = (info1 >> 10) & 0x07;
+		nss = ((info1 >> 10) & 0x07) + 1;
 		bw = info1 & 3;
 		sgi = info2 & 1;