diff options
| author | Christian Lamparter <chunkeey@googlemail.com> | 2009-11-29 00:59:48 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-12-21 18:39:03 -0500 |
| commit | 07bc54575b413688d1586407a73793df8f68d115 (patch) | |
| tree | 2de6ced0156c946957fae5502a65cee1aaad7b1e /drivers/net/wireless/ath/ar9170/main.c | |
| parent | 15b098bbf79f06a09d3a15b911eb43295979deed (diff) | |
ar9170: small misc changes
This patch aggregates a bunch of small random changes
that won't fit really anywhere else properly.
1. move tid-locating macro into a separate function.
2. remove redundant NULL check.
3. add modulation mask definition
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ar9170/main.c')
| -rw-r--r-- | drivers/net/wireless/ath/ar9170/main.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c index d8ecf8554d0..20f04ab2b13 100644 --- a/drivers/net/wireless/ath/ar9170/main.c +++ b/drivers/net/wireless/ath/ar9170/main.c @@ -194,12 +194,15 @@ static inline u16 ar9170_get_seq(struct sk_buff *skb) return ar9170_get_seq_h((void *) txc->frame_data); } +static inline u16 ar9170_get_tid_h(struct ieee80211_hdr *hdr) +{ + return (ieee80211_get_qos_ctl(hdr))[0] & IEEE80211_QOS_CTL_TID_MASK; +} + static inline u16 ar9170_get_tid(struct sk_buff *skb) { struct ar9170_tx_control *txc = (void *) skb->data; - struct ieee80211_hdr *hdr = (void *) txc->frame_data; - - return (ieee80211_get_qos_ctl(hdr))[0] & IEEE80211_QOS_CTL_TID_MASK; + return ar9170_get_tid_h((struct ieee80211_hdr *) txc->frame_data); } #define GET_NEXT_SEQ(seq) ((seq + 1) & 0x0fff) @@ -1660,8 +1663,7 @@ static bool ar9170_tx_ampdu(struct ar9170 *ar) * tell the FW/HW that this is the last frame, * that way it will wait for the immediate block ack. */ - if (likely(skb_peek_tail(&agg))) - ar9170_tx_indicate_immba(ar, skb_peek_tail(&agg)); + ar9170_tx_indicate_immba(ar, skb_peek_tail(&agg)); #ifdef AR9170_TXAGG_DEBUG printk(KERN_DEBUG "%s: generated A-MPDU looks like this:\n", |