hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ehea: fix for dynamic lpar support 

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

Signed-off-by: Jan-Bernd Themann <themann@de.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Jan-Bernd Themann 2007-03-22 17:49:42 +01:00 committed by Jeff Garzik
parent d683001828
commit 1eef4e04c9
2 changed files with 20 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ehea/ehea.h
View File

@ -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)

39
drivers/net/ehea/ehea_main.c
View File

@ -2559,11 +2559,8 @@ 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);
if (!dn_log_port_id) {
@ -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);