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path: root/drivers/net/wireless/ath9k
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Diffstat (limited to 'drivers/net/wireless/ath9k')
-rw-r--r--drivers/net/wireless/ath9k/beacon.c13
-rw-r--r--drivers/net/wireless/ath9k/core.h1
-rw-r--r--drivers/net/wireless/ath9k/hw.c8
-rw-r--r--drivers/net/wireless/ath9k/main.c32
-rw-r--r--drivers/net/wireless/ath9k/recv.c5
-rw-r--r--drivers/net/wireless/ath9k/xmit.c4
6 files changed, 51 insertions, 12 deletions
diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c
index caf569401a3..00a0eaa0886 100644
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -209,6 +209,7 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id)
unsigned int curlen;
struct ath_txq *cabq;
struct ath_txq *mcastq;
+ struct ieee80211_tx_info *info;
avp = sc->sc_vaps[if_id];
mcastq = &avp->av_mcastq;
@@ -232,6 +233,18 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id)
*/
curlen = skb->len;
+ info = IEEE80211_SKB_CB(skb);
+ if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
+ /*
+ * TODO: make sure the seq# gets assigned properly (vs. other
+ * TX frames)
+ */
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ sc->seq_no += 0x10;
+ hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
+ hdr->seq_ctrl |= cpu_to_le16(sc->seq_no);
+ }
+
/* XXX: spin_lock_bh should not be used here, but sparse bitches
* otherwise. We should fix sparse :) */
spin_lock_bh(&mcastq->axq_lock);
diff --git a/drivers/net/wireless/ath9k/core.h b/drivers/net/wireless/ath9k/core.h
index 673b3d81133..4ee695b76b8 100644
--- a/drivers/net/wireless/ath9k/core.h
+++ b/drivers/net/wireless/ath9k/core.h
@@ -992,6 +992,7 @@ struct ath_softc {
u32 sc_txintrperiod; /* tx interrupt batching */
int sc_haltype2q[ATH9K_WME_AC_VO+1]; /* HAL WME AC -> h/w qnum */
u32 sc_ant_tx[8]; /* recent tx frames/antenna */
+ u16 seq_no; /* TX sequence number */
/* Beacon */
struct ath9k_tx_queue_info sc_beacon_qi;
diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index a17eb130f57..6dbfed0b414 100644
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -7285,15 +7285,15 @@ ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry,
}
break;
case ATH9K_CIPHER_WEP:
- if (k->kv_len < 40 / NBBY) {
+ if (k->kv_len < LEN_WEP40) {
DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
"%s: WEP key length %u too small\n",
__func__, k->kv_len);
return false;
}
- if (k->kv_len <= 40 / NBBY)
+ if (k->kv_len <= LEN_WEP40)
keyType = AR_KEYTABLE_TYPE_40;
- else if (k->kv_len <= 104 / NBBY)
+ else if (k->kv_len <= LEN_WEP104)
keyType = AR_KEYTABLE_TYPE_104;
else
keyType = AR_KEYTABLE_TYPE_128;
@@ -7313,7 +7313,7 @@ ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry,
key2 = get_unaligned_le32(k->kv_val + 6) ^ xorMask;
key3 = (get_unaligned_le16(k->kv_val + 10) ^ xorMask) & 0xffff;
key4 = get_unaligned_le32(k->kv_val + 12) ^ xorMask;
- if (k->kv_len <= 104 / NBBY)
+ if (k->kv_len <= LEN_WEP104)
key4 &= 0xff;
if (keyType == AR_KEYTABLE_TYPE_TKIP && ATH9K_IS_MIC_ENABLED(ah)) {
diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index 2888778040e..99badf1404c 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -206,7 +206,8 @@ static int ath_key_config(struct ath_softc *sc,
if (!ret)
return -EIO;
- sc->sc_keytype = hk.kv_type;
+ if (mac)
+ sc->sc_keytype = hk.kv_type;
return 0;
}
@@ -368,6 +369,20 @@ static int ath9k_tx(struct ieee80211_hw *hw,
{
struct ath_softc *sc = hw->priv;
int hdrlen, padsize;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+
+ /*
+ * As a temporary workaround, assign seq# here; this will likely need
+ * to be cleaned up to work better with Beacon transmission and virtual
+ * BSSes.
+ */
+ if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
+ sc->seq_no += 0x10;
+ hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
+ hdr->seq_ctrl |= cpu_to_le16(sc->seq_no);
+ }
/* Add the padding after the header if this is not already done */
hdrlen = ieee80211_get_hdrlen_from_skb(skb);
@@ -756,7 +771,8 @@ static int ath9k_set_key(struct ieee80211_hw *hw,
key->hw_key_idx = key->keyidx;
/* push IV and Michael MIC generation to stack */
key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
- key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
+ if (key->alg == ALG_TKIP)
+ key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
}
break;
case DISABLE_KEY:
@@ -1065,8 +1081,16 @@ void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
tx_status->flags &= ~ATH_TX_BAR;
}
- if (tx_status->flags)
- tx_info->status.excessive_retries = 1;
+
+ if (tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY)) {
+ if (!(tx_info->flags & IEEE80211_TX_CTL_NO_ACK)) {
+ /* Frame was not ACKed, but an ACK was expected */
+ tx_info->status.excessive_retries = 1;
+ }
+ } else {
+ /* Frame was ACKed */
+ tx_info->flags |= IEEE80211_TX_STAT_ACK;
+ }
tx_info->status.retry_count = tx_status->retries;
diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c
index 2fe806175c0..20ddb7acdb9 100644
--- a/drivers/net/wireless/ath9k/recv.c
+++ b/drivers/net/wireless/ath9k/recv.c
@@ -360,8 +360,9 @@ static void ath_rx_flush_tid(struct ath_softc *sc,
struct ath_arx_tid *rxtid, int drop)
{
struct ath_rxbuf *rxbuf;
+ unsigned long flag;
- spin_lock_bh(&rxtid->tidlock);
+ spin_lock_irqsave(&rxtid->tidlock, flag);
while (rxtid->baw_head != rxtid->baw_tail) {
rxbuf = rxtid->rxbuf + rxtid->baw_head;
if (!rxbuf->rx_wbuf) {
@@ -382,7 +383,7 @@ static void ath_rx_flush_tid(struct ath_softc *sc,
INCR(rxtid->baw_head, ATH_TID_MAX_BUFS);
INCR(rxtid->seq_next, IEEE80211_SEQ_MAX);
}
- spin_unlock_bh(&rxtid->tidlock);
+ spin_unlock_irqrestore(&rxtid->tidlock, flag);
}
static struct sk_buff *ath_rxbuf_alloc(struct ath_softc *sc,
diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c
index 157f830ee6b..550129f717e 100644
--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -357,9 +357,9 @@ static int ath_tx_prepare(struct ath_softc *sc,
txctl->flags = ATH9K_TXDESC_CLRDMASK; /* needed for crypto errors */
if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
- tx_info->flags |= ATH9K_TXDESC_NOACK;
+ txctl->flags |= ATH9K_TXDESC_NOACK;
if (tx_info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)
- tx_info->flags |= ATH9K_TXDESC_RTSENA;
+ txctl->flags |= ATH9K_TXDESC_RTSENA;
/*
* Setup for rate calculations.
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-02 21:18:40 +0000