lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[PATCH] Spidernet: add ethtool -S (show statistics)

Browse Source 
Add the ethtool -S (show statistics) feature to the Spidernet ethernet
driver.  I have tested it extensively and believe it is ready to be
applied.

Signed-off-by: James K Lewis <jklewis@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Jim Lewis
2006-09-22 17:22:53 -07:00
committed by Jeff Garzik
parent 78cc3b78c4
commit 9b6b0b81f0
3 changed files with 74 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/net/spider_net.c
View File

@@ -403,6 +403,7 @@ spider_net_prepare_rx_descr(struct spider_net_card *card,
if (!descr->skb) {
if (netif_msg_rx_err(card) && net_ratelimit())
pr_err("Not enough memory to allocate rx buffer\n");
card->spider_stats.alloc_rx_skb_error++;
return -ENOMEM;
}
descr->buf_size = bufsize;
@@ -423,6 +424,7 @@ spider_net_prepare_rx_descr(struct spider_net_card *card,
dev_kfree_skb_any(descr->skb);
if (netif_msg_rx_err(card) && net_ratelimit())
pr_err("Could not iommu-map rx buffer\n");
card->spider_stats.rx_iommu_map_error++;
descr->dmac_cmd_status = SPIDER_NET_DESCR_NOT_IN_USE;
} else {
descr->dmac_cmd_status = SPIDER_NET_DESCR_CARDOWNED |
@@ -651,6 +653,7 @@ spider_net_prepare_tx_descr(struct spider_net_card *card,
if (netif_msg_tx_err(card) && net_ratelimit())
pr_err("could not iommu-map packet (%p, %i). "
"Dropping packet\n", skb->data, skb->len);
card->spider_stats.tx_iommu_map_error++;
return -ENOMEM;
}
@@ -818,6 +821,7 @@ spider_net_xmit(struct sk_buff *skb, struct net_device *netdev)
}
if (spider_net_get_descr_status(descr) != SPIDER_NET_DESCR_NOT_IN_USE) {
card->netdev_stats.tx_dropped++;
result = NETDEV_TX_LOCKED;
goto out;
}
@@ -913,6 +917,7 @@ spider_net_pass_skb_up(struct spider_net_descr *descr,
pr_err("error in received descriptor found, "
"data_status=x%08x, data_error=x%08x\n",
data_status, data_error);
card->spider_stats.rx_desc_error++;
return 0;
}
@@ -1010,9 +1015,11 @@ spider_net_decode_one_descr(struct spider_net_card *card, int napi)
if ( (status != SPIDER_NET_DESCR_COMPLETE) &&
(status != SPIDER_NET_DESCR_FRAME_END) ) {
if (netif_msg_rx_err(card))
if (netif_msg_rx_err(card)) {
pr_err("%s: RX descriptor with state %d\n",
card->netdev->name, status);
card->spider_stats.rx_desc_unk_state++;
}
goto refill;
}
@@ -1934,6 +1941,7 @@ spider_net_tx_timeout(struct net_device *netdev)
schedule_work(&card->tx_timeout_task);
else
atomic_dec(&card->tx_timeout_task_counter);
card->spider_stats.tx_timeouts++;
}
/**