6.11-stable review patch. If anyone has any objections, please let me know.
------------------
From: Baochen Qiang quic_bqiang@quicinc.com
[ Upstream commit a66de2d0f22b1740f3f9777776ad98c4bee62dff ]
Currently ampdu_factor is wrongly calculated in ath12k_peer_assoc_h_he(), fix it.
This is found during code review.
Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices") Signed-off-by: Baochen Qiang quic_bqiang@quicinc.com Signed-off-by: Kalle Valo quic_kvalo@quicinc.com Link: https://patch.msgid.link/20240710021819.87216-1-quic_bqiang@quicinc.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/ath/ath12k/mac.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index ce41c8153080c..a3248d9775329 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -2196,9 +2196,8 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, * request, then use MAX_AMPDU_LEN_FACTOR as 16 to calculate max_ampdu * length. */ - ampdu_factor = (he_cap->he_cap_elem.mac_cap_info[3] & - IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) >> - IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK; + ampdu_factor = u8_get_bits(he_cap->he_cap_elem.mac_cap_info[3], + IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK);
if (ampdu_factor) { if (sta->deflink.vht_cap.vht_supported)