redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

sh: intc: Provide sysdev name for intc controllers. 

Presently the sysdevs are simply numbered based on the list position,
without having any direct way of figuring out which controller these are
actually mapping to. This provides a name attr for mapping out the chip
name.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Paul Mundt 2010-04-13 10:16:34 +09:00
parent 050d4cc702
commit 0ded754286
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/sh/intc.c
View File

@ -1034,6 +1034,18 @@ err0:
return -ENOMEM;
}
static ssize_t
show_intc_name(struct sys_device *dev, struct sysdev_attribute *attr, char *buf)
{
struct intc_desc_int *d;
d = container_of(dev, struct intc_desc_int, sysdev);
return sprintf(buf, "%s\n", d->chip.name);
}
static SYSDEV_ATTR(name, S_IRUGO, show_intc_name, NULL);
static int intc_suspend(struct sys_device *dev, pm_message_t state)
{
struct intc_desc_int *d;
@ -1098,8 +1110,12 @@ static int __init register_intc_sysdevs(void)
d->sysdev.id = id;
d->sysdev.cls = &intc_sysdev_class;
error = sysdev_register(&d->sysdev);
if (error == 0)
error = sysdev_create_file(&d->sysdev,
&attr_name);
if (error)
break;
id++;
}
}