---

yaml --- r: 228181 b: refs/heads/master c: 1341a00 h: refs/heads/master i: 228179: af0d662 v: v3
git-mirror · Nov 29, 2010 · c427778 · c427778
1 parent 877e040
commit c427778
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Showing 7 changed files with 16 additions and 6 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1623948f879069b33d07986aa95e3b9969322ff4
+refs/heads/master: 1341a00ad356dfb21978ce4e5e979024558042d2
diff --git a/trunk/drivers/staging/batman-adv/bat_sysfs.c b/trunk/drivers/staging/batman-adv/bat_sysfs.c
@@ -254,6 +254,7 @@ BAT_ATTR_BOOL(bonding, S_IRUGO | S_IWUSR, NULL);
 BAT_ATTR_BOOL(fragmentation, S_IRUGO | S_IWUSR, update_min_mtu);
 static BAT_ATTR(vis_mode, S_IRUGO | S_IWUSR, show_vis_mode, store_vis_mode);
 BAT_ATTR_UINT(orig_interval, S_IRUGO | S_IWUSR, 2 * JITTER, INT_MAX, NULL);
+BAT_ATTR_UINT(hop_penalty, S_IRUGO | S_IWUSR, 0, TQ_MAX_VALUE, NULL);
 #ifdef CONFIG_BATMAN_ADV_DEBUG
 BAT_ATTR_UINT(log_level, S_IRUGO | S_IWUSR, 0, 3, NULL);
 #endif
@@ -264,6 +265,7 @@ static struct bat_attribute *mesh_attrs[] = {
 	&bat_attr_fragmentation,
 	&bat_attr_vis_mode,
 	&bat_attr_orig_interval,
+	&bat_attr_hop_penalty,
 #ifdef CONFIG_BATMAN_ADV_DEBUG
 	&bat_attr_log_level,
 #endif

diff --git a/trunk/drivers/staging/batman-adv/main.h b/trunk/drivers/staging/batman-adv/main.h
@@ -52,8 +52,6 @@
 #define TQ_LOCAL_BIDRECT_RECV_MINIMUM 1
 #define TQ_TOTAL_BIDRECT_LIMIT 1
 
-#define TQ_HOP_PENALTY 10
-
 #define NUM_WORDS (TQ_LOCAL_WINDOW_SIZE / WORD_BIT_SIZE)
 
 #define PACKBUFF_SIZE 2000

diff --git a/trunk/drivers/staging/batman-adv/send.c b/trunk/drivers/staging/batman-adv/send.c
@@ -33,9 +33,10 @@
 static void send_outstanding_bcast_packet(struct work_struct *work);
 
 /* apply hop penalty for a normal link */
-static uint8_t hop_penalty(const uint8_t tq)
+static uint8_t hop_penalty(const uint8_t tq, struct bat_priv *bat_priv)
 {
-	return (tq * (TQ_MAX_VALUE - TQ_HOP_PENALTY)) / (TQ_MAX_VALUE);
+	int hop_penalty = atomic_read(&bat_priv->hop_penalty);
+	return (tq * (TQ_MAX_VALUE - hop_penalty)) / (TQ_MAX_VALUE);
 }
 
 /* when do we schedule our own packet to be sent */
@@ -330,7 +331,7 @@ void schedule_forward_packet(struct orig_node *orig_node,
 	}
 
 	/* apply hop penalty */
-	batman_packet->tq = hop_penalty(batman_packet->tq);
+	batman_packet->tq = hop_penalty(batman_packet->tq, bat_priv);
 
 	bat_dbg(DBG_BATMAN, bat_priv,
 		"Forwarding packet: tq_orig: %i, tq_avg: %i, "

diff --git a/trunk/drivers/staging/batman-adv/soft-interface.c b/trunk/drivers/staging/batman-adv/soft-interface.c
@@ -582,6 +582,7 @@ struct net_device *softif_create(char *name)
 	atomic_set(&bat_priv->bonding, 0);
 	atomic_set(&bat_priv->vis_mode, VIS_TYPE_CLIENT_UPDATE);
 	atomic_set(&bat_priv->orig_interval, 1000);
+	atomic_set(&bat_priv->hop_penalty, 10);
 	atomic_set(&bat_priv->log_level, 0);
 	atomic_set(&bat_priv->fragmentation, 1);
 	atomic_set(&bat_priv->bcast_queue_left, BCAST_QUEUE_LEN);

diff --git a/trunk/drivers/staging/batman-adv/sysfs-class-net-mesh b/trunk/drivers/staging/batman-adv/sysfs-class-net-mesh
@@ -29,6 +29,13 @@ Description:
                 Defines the interval in milliseconds in which batman
                 sends its protocol messages.
 
+What:           /sys/class/net/<mesh_iface>/mesh/hop_penalty
+Date:           Oct 2010
+Contact:        Linus Lüssing <linus.luessing@web.de>
+Description:
+		Defines the penalty which will be applied to an
+		originator message's tq-field on every hop.
+
 What:           /sys/class/net/<mesh_iface>/mesh/vis_mode
 Date:           May 2010
 Contact:        Marek Lindner <lindner_marek@yahoo.de>

diff --git a/trunk/drivers/staging/batman-adv/types.h b/trunk/drivers/staging/batman-adv/types.h
@@ -118,6 +118,7 @@ struct bat_priv {
 	atomic_t fragmentation;		/* boolean */
 	atomic_t vis_mode;		/* VIS_TYPE_* */
 	atomic_t orig_interval;		/* uint */
+	atomic_t hop_penalty;		/* uint */
 	atomic_t log_level;		/* uint */
 	atomic_t bcast_seqno;
 	atomic_t bcast_queue_left;