net: macb: Added some queue statistics
Added statistics per queue:
- qX_rx_packets
- qX_rx_bytes
- qX_rx_dropped
- qX_tx_packets
- qX_tx_bytes
- qX_tx_dropped
Signed-off-by: Rafal Ozieblo <rafalo@cadence.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
index c756f91..a26e763 100644
--- a/drivers/net/ethernet/cadence/macb.h
+++ b/drivers/net/ethernet/cadence/macb.h
@@ -922,6 +922,34 @@ static const struct gem_statistic gem_statistics[] = {
#define GEM_STATS_LEN ARRAY_SIZE(gem_statistics)
+#define QUEUE_STAT_TITLE(title) { \
+ .stat_string = title, \
+}
+
+/* per queue statistics, each should be unsigned long type */
+struct queue_stats {
+ union {
+ unsigned long first;
+ unsigned long rx_packets;
+ };
+ unsigned long rx_bytes;
+ unsigned long rx_dropped;
+ unsigned long tx_packets;
+ unsigned long tx_bytes;
+ unsigned long tx_dropped;
+};
+
+static const struct gem_statistic queue_statistics[] = {
+ QUEUE_STAT_TITLE("rx_packets"),
+ QUEUE_STAT_TITLE("rx_bytes"),
+ QUEUE_STAT_TITLE("rx_dropped"),
+ QUEUE_STAT_TITLE("tx_packets"),
+ QUEUE_STAT_TITLE("tx_bytes"),
+ QUEUE_STAT_TITLE("tx_dropped"),
+};
+
+#define QUEUE_STATS_LEN ARRAY_SIZE(queue_statistics)
+
struct macb;
struct macb_queue;
@@ -989,6 +1017,7 @@ struct macb_queue {
struct sk_buff **rx_skbuff;
void *rx_buffers;
struct napi_struct napi;
+ struct queue_stats stats;
#ifdef CONFIG_MACB_USE_HWSTAMP
struct work_struct tx_ts_task;
@@ -1046,7 +1075,7 @@ struct macb {
int skb_length; /* saved skb length for pci_unmap_single */
unsigned int max_tx_length;
- u64 ethtool_stats[GEM_STATS_LEN];
+ u64 ethtool_stats[GEM_STATS_LEN + QUEUE_STATS_LEN * MACB_MAX_QUEUES];
unsigned int rx_frm_len_mask;
unsigned int jumbo_max_len;