From: Sujith Manoharan <c_man...@qca.qualcomm.com>
Also, use ieee80211_hdrlen() to simplify things. This can
be done now since the firmware has been fixed (version .625 and above)
to operate in NWIFI mode for TX encapsulation.
Signed-off-by: Sujith Manoharan <c_man...@qca.qualcomm.com>
---
drivers/net/wireless/ath/ath10k/mac.c | 50 +++++++----------------------------
1 file changed, 9 insertions(+), 41 deletions(-)
diff --git a/drivers/net/wireless/ath/ath10k/mac.c
b/drivers/net/wireless/ath/ath10k/mac.c
index 930a092..59e9874 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -1176,56 +1176,24 @@ static void ath10k_reg_notifier(struct wiphy *wiphy,
/* TX handlers */
/***************/
+/*
+ * Frames sent to the FW have to be in "Native Wifi" format.
+ * Strip the QoS field from the 802.11 header.
+ */
static void ath10k_tx_h_qos_workaround(struct ieee80211_hw *hw,
struct ieee80211_tx_control *control,
struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (void *)skb->data;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- struct ath10k_vif *arvif;
u8 *qos_ctl;
- /* This is FW issue. It injects QoS Control to frames when WMM is
- * active (as far as FW is concerned). We either strip out _our_ QoS
- * Control so FW can append it on its own or we upgrade a Data frame to
- * a QoS Data frame */
-
- if (!ieee80211_is_data(hdr->frame_control))
- return;
-
- if (!info->control.vif)
+ if (!ieee80211_is_data_qos(hdr->frame_control))
return;
- arvif = ath10k_vif_to_arvif(info->control.vif);
-
- switch (arvif->vdev_type) {
- case WMI_VDEV_TYPE_STA:
- case WMI_VDEV_TYPE_IBSS:
- if (!info->control.vif->bss_conf.qos)
- return;
- break;
- case WMI_VDEV_TYPE_AP:
- if (!control->sta)
- return;
-
- if (!control->sta->wme)
- return;
- break;
- default:
- return;
- }
-
- if (!ieee80211_is_data_qos(hdr->frame_control)) {
- hdr->frame_control = __cpu_to_le16(
- __le16_to_cpu(hdr->frame_control) |
- IEEE80211_STYPE_QOS_DATA);
- } else {
- qos_ctl = ieee80211_get_qos_ctl(hdr);
- memmove(qos_ctl, qos_ctl + IEEE80211_QOS_CTL_LEN,
- skb->len -
- (qos_ctl + IEEE80211_QOS_CTL_LEN - skb->data));
- skb_trim(skb, skb->len - IEEE80211_QOS_CTL_LEN);
- }
+ qos_ctl = ieee80211_get_qos_ctl(hdr);
+ memmove(qos_ctl, qos_ctl + IEEE80211_QOS_CTL_LEN,
+ skb->len - ieee80211_hdrlen(hdr->frame_control));
+ skb_trim(skb, skb->len - IEEE80211_QOS_CTL_LEN);
}
static void ath10k_tx_h_update_wep_key(struct sk_buff *skb)
--
1.8.2.2
_______________________________________________
ath9k-devel mailing list
ath9k-devel@lists.ath9k.org
https://lists.ath9k.org/mailman/listinfo/ath9k-devel
