]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
ath5k: Move tx frame completion into separate function
authorBruno Randolf <br1@einfach.org>
Fri, 17 Sep 2010 02:36:51 +0000 (11:36 +0900)
committerJohn W. Linville <linville@tuxdriver.com>
Tue, 21 Sep 2010 15:05:11 +0000 (11:05 -0400)
Clearer separation between queue handling and what we do with completed frames.

Signed-off-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ath/ath5k/base.c

index 92d139bbcc31b3141f49f8e25a2cfdbc88f3829e..81f4b567c6f25795b9ecdfab53bfa730c63d0ed6 100644 (file)
@@ -1516,6 +1516,61 @@ drop_packet:
        return NETDEV_TX_OK;
 }
 
+static void
+ath5k_tx_frame_completed(struct ath5k_softc *sc, struct sk_buff *skb,
+                        struct ath5k_tx_status *ts)
+{
+       struct ieee80211_tx_info *info;
+       int i;
+
+       sc->stats.tx_all_count++;
+       info = IEEE80211_SKB_CB(skb);
+
+       ieee80211_tx_info_clear_status(info);
+       for (i = 0; i < 4; i++) {
+               struct ieee80211_tx_rate *r =
+                       &info->status.rates[i];
+
+               if (ts->ts_rate[i]) {
+                       r->idx = ath5k_hw_to_driver_rix(sc, ts->ts_rate[i]);
+                       r->count = ts->ts_retry[i];
+               } else {
+                       r->idx = -1;
+                       r->count = 0;
+               }
+       }
+
+       /* count the successful attempt as well */
+       info->status.rates[ts->ts_final_idx].count++;
+
+       if (unlikely(ts->ts_status)) {
+               sc->stats.ack_fail++;
+               if (ts->ts_status & AR5K_TXERR_FILT) {
+                       info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
+                       sc->stats.txerr_filt++;
+               }
+               if (ts->ts_status & AR5K_TXERR_XRETRY)
+                       sc->stats.txerr_retry++;
+               if (ts->ts_status & AR5K_TXERR_FIFO)
+                       sc->stats.txerr_fifo++;
+       } else {
+               info->flags |= IEEE80211_TX_STAT_ACK;
+               info->status.ack_signal = ts->ts_rssi;
+       }
+
+       /*
+       * Remove MAC header padding before giving the frame
+       * back to mac80211.
+       */
+       ath5k_remove_padding(skb);
+
+       if (ts->ts_antenna > 0 && ts->ts_antenna < 5)
+               sc->stats.antenna_tx[ts->ts_antenna]++;
+       else
+               sc->stats.antenna_tx[0]++; /* invalid */
+
+       ieee80211_tx_status(sc->hw, skb);
+}
 
 static void
 ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq)
@@ -1524,8 +1579,7 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq)
        struct ath5k_buf *bf, *bf0;
        struct ath5k_desc *ds;
        struct sk_buff *skb;
-       struct ieee80211_tx_info *info;
-       int i, ret;
+       int ret;
 
        spin_lock(&txq->lock);
        list_for_each_entry_safe(bf, bf0, &txq->q, list) {
@@ -1541,7 +1595,6 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq)
                if (ath5k_hw_get_txdp(sc->ah, txq->qnum) == bf->daddr &&
                    !list_is_last(&bf->list, &txq->q))
                        break;
-
                ret = sc->ah->ah_proc_tx_desc(sc->ah, ds, &ts);
                if (unlikely(ret == -EINPROGRESS))
                        break;
@@ -1551,58 +1604,12 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq)
                        break;
                }
 
-               sc->stats.tx_all_count++;
                skb = bf->skb;
-               info = IEEE80211_SKB_CB(skb);
                bf->skb = NULL;
-
                pci_unmap_single(sc->pdev, bf->skbaddr, skb->len,
                                PCI_DMA_TODEVICE);
 
-               ieee80211_tx_info_clear_status(info);
-               for (i = 0; i < 4; i++) {
-                       struct ieee80211_tx_rate *r =
-                               &info->status.rates[i];
-
-                       if (ts.ts_rate[i]) {
-                               r->idx = ath5k_hw_to_driver_rix(sc, ts.ts_rate[i]);
-                               r->count = ts.ts_retry[i];
-                       } else {
-                               r->idx = -1;
-                               r->count = 0;
-                       }
-               }
-
-               /* count the successful attempt as well */
-               info->status.rates[ts.ts_final_idx].count++;
-
-               if (unlikely(ts.ts_status)) {
-                       sc->stats.ack_fail++;
-                       if (ts.ts_status & AR5K_TXERR_FILT) {
-                               info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
-                               sc->stats.txerr_filt++;
-                       }
-                       if (ts.ts_status & AR5K_TXERR_XRETRY)
-                               sc->stats.txerr_retry++;
-                       if (ts.ts_status & AR5K_TXERR_FIFO)
-                               sc->stats.txerr_fifo++;
-               } else {
-                       info->flags |= IEEE80211_TX_STAT_ACK;
-                       info->status.ack_signal = ts.ts_rssi;
-               }
-
-               /*
-                * Remove MAC header padding before giving the frame
-                * back to mac80211.
-                */
-               ath5k_remove_padding(skb);
-
-               if (ts.ts_antenna > 0 && ts.ts_antenna < 5)
-                       sc->stats.antenna_tx[ts.ts_antenna]++;
-               else
-                       sc->stats.antenna_tx[0]++; /* invalid */
-
-               ieee80211_tx_status(sc->hw, skb);
+               ath5k_tx_frame_completed(sc, skb, &ts);
 
                spin_lock(&sc->txbuflock);
                list_move_tail(&bf->list, &sc->txbuf);