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[PATCH] IPMI: pass sysfs name from lower level driver

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Pass in the sysfs name from the lower-level IPMI driver, as the coming IPMI
serial driver will need that to link properly from the serial device sysfs
directory.

Signed-off-by: Corey Minyard <minyard@acm.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Corey Minyard 2006-12-06 20:40:59 -08:00 committed by Linus Torvalds
parent bca0324d09
commit 759643b874
3 changed files with 30 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
drivers/char/ipmi/ipmi_msghandler.c
View File

@ -205,6 +205,7 @@ struct ipmi_smi
struct bmc_device *bmc;
char *my_dev_name;
char *sysfs_name;
/* This is the lower-layer's sender routine. */
struct ipmi_smi_handlers *handlers;
@ -2004,7 +2005,11 @@ static void ipmi_bmc_unregister(ipmi_smi_t intf)
{
struct bmc_device *bmc = intf->bmc;
sysfs_remove_link(&intf->si_dev->kobj, "bmc");
if (intf->sysfs_name) {
sysfs_remove_link(&intf->si_dev->kobj, intf->sysfs_name);
kfree(intf->sysfs_name);
intf->sysfs_name = NULL;
}
if (intf->my_dev_name) {
sysfs_remove_link(&bmc->dev->dev.kobj, intf->my_dev_name);
kfree(intf->my_dev_name);
@ -2140,7 +2145,8 @@ out:
return err;
}
static int ipmi_bmc_register(ipmi_smi_t intf)
static int ipmi_bmc_register(ipmi_smi_t intf, int ifnum,
const char *sysfs_name)
{
int rv;
struct bmc_device *bmc = intf->bmc;
@ -2257,29 +2263,44 @@ static int ipmi_bmc_register(ipmi_smi_t intf)
* create symlink from system interface device to bmc device
* and back.
*/
intf->sysfs_name = kstrdup(sysfs_name, GFP_KERNEL);
if (!intf->sysfs_name) {
rv = -ENOMEM;
printk(KERN_ERR
"ipmi_msghandler: allocate link to BMC: %d\n",
rv);
goto out_err;
}
rv = sysfs_create_link(&intf->si_dev->kobj,
&bmc->dev->dev.kobj, "bmc");
&bmc->dev->dev.kobj, intf->sysfs_name);
if (rv) {
kfree(intf->sysfs_name);
intf->sysfs_name = NULL;
printk(KERN_ERR
"ipmi_msghandler: Unable to create bmc symlink: %d\n",
rv);
goto out_err;
}
size = snprintf(dummy, 0, "ipmi%d", intf->intf_num);
size = snprintf(dummy, 0, "ipmi%d", ifnum);
intf->my_dev_name = kmalloc(size+1, GFP_KERNEL);
if (!intf->my_dev_name) {
kfree(intf->sysfs_name);
intf->sysfs_name = NULL;
rv = -ENOMEM;
printk(KERN_ERR
"ipmi_msghandler: allocate link from BMC: %d\n",
rv);
goto out_err;
}
snprintf(intf->my_dev_name, size+1, "ipmi%d", intf->intf_num);
snprintf(intf->my_dev_name, size+1, "ipmi%d", ifnum);
rv = sysfs_create_link(&bmc->dev->dev.kobj, &intf->si_dev->kobj,
intf->my_dev_name);
if (rv) {
kfree(intf->sysfs_name);
intf->sysfs_name = NULL;
kfree(intf->my_dev_name);
intf->my_dev_name = NULL;
printk(KERN_ERR
@ -2464,6 +2485,7 @@ int ipmi_register_smi(struct ipmi_smi_handlers *handlers,
void *send_info,
struct ipmi_device_id *device_id,
struct device *si_dev,
const char *sysfs_name,
unsigned char slave_addr)
{
int i, j;
@ -2579,7 +2601,7 @@ int ipmi_register_smi(struct ipmi_smi_handlers *handlers,
if (rv == 0)
rv = add_proc_entries(intf, i);
rv = ipmi_bmc_register(intf);
rv = ipmi_bmc_register(intf, i, sysfs_name);
out:
if (rv) {

1
drivers/char/ipmi/ipmi_si_intf.c
View File

@ -2362,6 +2362,7 @@ static int try_smi_init(struct smi_info *new_smi)
new_smi,
&new_smi->device_id,
new_smi->dev,
"bmc",
new_smi->slave_addr);
if (rv) {
printk(KERN_ERR

1
include/linux/ipmi_smi.h
View File

@ -173,6 +173,7 @@ int ipmi_register_smi(struct ipmi_smi_handlers *handlers,
void *send_info,
struct ipmi_device_id *device_id,
struct device *dev,
const char *sysfs_name,
unsigned char slave_addr);
/*