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Commit 1eef4e04 authored by Jan-Bernd Themann's avatar Jan-Bernd Themann Committed by Jeff Garzik
Browse files

ehea: fix for dynamic lpar support 



The patch fixes bugs related to the probe / remove adapter
functionality (handling of OFDT nodes)

Signed-off-by: default avatarJan-Bernd Themann <themann@de.ibm.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent d6830018

drivers/net/ehea/ehea.h

+1 −1
Original line number Diff line number Diff line
@@ -39,7 +39,7 @@ 
#include <asm/io.h>



#define DRV_NAME	"ehea"

#define DRV_VERSION	"EHEA_0052"

#define DRV_VERSION	"EHEA_0053"



#define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \

	| NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR)

drivers/net/ehea/ehea_main.c

+19 −20
Original line number Diff line number Diff line
@@ -2559,10 +2559,7 @@ static int ehea_setup_ports(struct ehea_adapter *adapter) 
	int i = 0;



	lhea_dn = adapter->ebus_dev->ofdev.node;

	do {

		eth_dn = of_get_next_child(lhea_dn, eth_dn);

		if (!eth_dn)

			break;

	while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) {

		

		dn_log_port_id = (u32*)get_property(eth_dn, "ibm,hea-port-no",

						    NULL);
@@ -2580,9 +2577,7 @@ static int ehea_setup_ports(struct ehea_adapter *adapter) 
				  adapter->port[i]->netdev->name, 

				  *dn_log_port_id);

		i++;

	} while (eth_dn);



	of_node_put(lhea_dn);

	};



	/* Check for succesfully set up ports */

	for (i = 0; i < EHEA_MAX_PORTS; i++)
@@ -2603,21 +2598,14 @@ static struct device_node *ehea_get_eth_dn(struct ehea_adapter *adapter, 
	u32 *dn_log_port_id;



	lhea_dn = adapter->ebus_dev->ofdev.node;

	do {

		eth_dn = of_get_next_child(lhea_dn, eth_dn);

		if (!eth_dn)

			break;

	while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) {

		

		dn_log_port_id = (u32*)get_property(eth_dn, "ibm,hea-port-no",

						    NULL);



		if (dn_log_port_id)

			if (*dn_log_port_id == logical_port_id)

				return eth_dn;



	} while (eth_dn);



	of_node_put(lhea_dn);

	};



	return NULL;

}
@@ -2653,6 +2641,8 @@ static ssize_t ehea_probe_port(struct device *dev, 
		

	port = ehea_setup_single_port(adapter, logical_port_id, eth_dn);



	of_node_put(eth_dn);



	if (port) {

		for (i=0; i < EHEA_MAX_PORTS; i++)

			if (!adapter->port[i]) {
@@ -2728,6 +2718,11 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev, 
	u64 *adapter_handle;

	int ret;



	if (!dev || !dev->ofdev.node) {

		ehea_error("Invalid ibmebus device probed");

		return -EINVAL;

	}



	adapter = kzalloc(sizeof(*adapter), GFP_KERNEL);

	if (!adapter) {

		ret = -ENOMEM;
@@ -2770,6 +2765,7 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev, 
	adapter->neq = ehea_create_eq(adapter,

				      EHEA_NEQ, EHEA_MAX_ENTRIES_EQ, 1);

	if (!adapter->neq) {

		ret = -EIO;

		dev_err(&dev->ofdev.dev, "NEQ creation failed");

		goto out_free_res;

	}
@@ -2786,10 +2782,13 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev, 
	}



	adapter->ehea_wq = create_workqueue("ehea_wq");

	if (!adapter->ehea_wq)

	if (!adapter->ehea_wq) {

		ret = -EIO;

		goto out_free_irq;

	}



	if (ehea_create_device_sysfs(dev))

	ret = ehea_create_device_sysfs(dev);

	if (ret)

		goto out_kill_wq;



	ret = ehea_setup_ports(adapter);