commit a2af4e7b6948a9a6647ff59e84ba16da1de2e1d5
Author: Jiri Slaby <ku@bellona.localdomain>
Date:   Sat Jul 7 14:22:37 2007 +0200

    ath_dump_skb

diff --git a/ath/if_ath_pci.c b/ath/if_ath_pci.c
index 086d5aa..9047f78 100644
--- a/ath/if_ath_pci.c
+++ b/ath/if_ath_pci.c
@@ -37,6 +37,7 @@
 #include "if_athvar.h"
 
 #define ATH_DEBUG_MODES		0 /* Show found modes in the log? */
+#define ATH_DUMP_SKB		0 /* show skb contents */
 #define AR_DEBUG		1
 
 #define KASSERT(exp, msg...) do {	\
@@ -139,6 +140,23 @@ static void ath_printtxbuf(struct ath_buf *bf, int done)
 }
 #endif
 
+#ifdef ATH_DUMP_SKB
+static void ath_dump_skb(struct sk_buff *skb, unsigned int rx)
+{
+	unsigned int a;
+
+	printk(KERN_DEBUG "%c", rx ? 'r' : 't');
+	for (a = 0; a < min(200U, skb->len) + 4; a++) {
+		printk("%.2x %s", skb->data[a], ((a+1) % 8) ? "" : " ");
+		if (!((a+1) % 16))
+			printk("\n" KERN_DEBUG " ");
+	}
+	printk("\n");
+}
+#else
+static inline void ath_dump_skb(struct sk_buff *skb, unsigned int rx) {}
+#endif
+
 static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
 {
 	struct ieee80211_tx_status txs = {};
@@ -373,6 +391,8 @@ accept:
 //		rxs.flag |= RX_FLAG_DECRYPTED;
 
 //		printk(KERN_DEBUG "stat: %x, dlen: %u (hdr: %u), rssi: %d, rate: %u\n", ds->ds_rxstat.rs_status, len, ieee80211_get_hdrlen_from_skb(skb), ds->ds_rxstat.rs_rssi, ds->ds_rxstat.rs_rate);
+		ath_dump_skb(skb, 1);
+
 		__ieee80211_rx(sc->hw, skb, &rxs);
 next:
 		list_move_tail(&bf->list, &sc->rxbuf);
@@ -847,16 +867,8 @@ static int ath_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
 	struct ath_softc *sc = hw->priv;
 	struct ath_buf *bf;
 	unsigned long flags;
-//	unsigned int a;
 
-/*	skb_pad(skb, 4);
-	printk(KERN_DEBUG "%p/%p, %p/%p, %u, %u\n" KERN_DEBUG, skb->head, skb->data, skb->tail, skb->end, skb->len, skb->data_len);
-	for (a = 0; a < min(200U, skb->len) + 4; a++) {
-		printk("%.2x %s", skb->data[a], ((a+1) % 8) ? "" : " ");
-		if (!((a+1) % 16))
-			printk("\n" KERN_DEBUG);
-	}
-	printk("\n");*/
+	ath_dump_skb(skb, 0);
 
 	spin_lock_irqsave(&sc->txbuflock, flags);
 	if (list_empty(&sc->txbuf)) {