From 4e996b32e0585756c335b35980dc68852c33f297 Mon Sep 17 00:00:00 2001 From: Thomas Klein Date: Mon, 22 Jan 2007 12:53:50 +0100 Subject: [PATCH] ehea: New method to determine number of available ports Count OFDT nodes to determine the number of available ports instead of using the possibly outdated value from the hypervisor Signed-off-by: Thomas Klein Signed-off-by: Jeff Garzik --- drivers/net/ehea/ehea_main.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index d84d0950b6..9486e0a8ec 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -2269,6 +2269,8 @@ static void ehea_tx_watchdog(struct net_device *dev) int ehea_sense_adapter_attr(struct ehea_adapter *adapter) { struct hcp_query_ehea *cb; + struct device_node *lhea_dn = NULL; + struct device_node *eth_dn = NULL; u64 hret; int ret; @@ -2285,7 +2287,18 @@ int ehea_sense_adapter_attr(struct ehea_adapter *adapter) goto out_herr; } - adapter->num_ports = cb->num_ports; + /* Determine the number of available logical ports + * by counting the child nodes of the lhea OFDT entry + */ + adapter->num_ports = 0; + lhea_dn = of_find_node_by_name(lhea_dn, "lhea"); + do { + eth_dn = of_get_next_child(lhea_dn, eth_dn); + if (eth_dn) + adapter->num_ports++; + } while ( eth_dn ); + of_node_put(lhea_dn); + adapter->max_mc_mac = cb->max_mc_mac - 1; ret = 0; -- 2.39.5