diff options
Diffstat (limited to 'drivers/sbus/sbus.c')
| -rw-r--r-- | drivers/sbus/sbus.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/sbus/sbus.c b/drivers/sbus/sbus.c index 98fcbb3d5560..6349dd617f85 100644 --- a/drivers/sbus/sbus.c +++ b/drivers/sbus/sbus.c @@ -7,6 +7,7 @@ #include <linux/slab.h> #include <linux/init.h> #include <linux/pci.h> +#include <linux/device.h> #include <asm/system.h> #include <asm/sbus.h> @@ -17,13 +18,25 @@ #include <asm/bpp.h> #include <asm/irq.h> +static ssize_t +show_sbusobppath_attr(struct device * dev, struct device_attribute * attr, char * buf) +{ + struct sbus_dev *sbus; + + sbus = to_sbus_device(dev); + + return snprintf (buf, PAGE_SIZE, "%s\n", sbus->ofdev.node->full_name); +} + +static DEVICE_ATTR(obppath, S_IRUSR | S_IRGRP | S_IROTH, show_sbusobppath_attr, NULL); + struct sbus_bus *sbus_root; static void __init fill_sbus_device(struct device_node *dp, struct sbus_dev *sdev) { unsigned long base; void *pval; - int len; + int len, err; sdev->prom_node = dp->node; strcpy(sdev->prom_name, dp->name); @@ -66,6 +79,9 @@ static void __init fill_sbus_device(struct device_node *dp, struct sbus_dev *sde if (of_device_register(&sdev->ofdev) != 0) printk(KERN_DEBUG "sbus: device registration error for %s!\n", dp->path_component_name); + + /* WE HAVE BEEN INVADED BY ALIENS! */ + err = sysfs_create_file(&sdev->ofdev.dev.kobj, &dev_attr_obppath.attr); } static void __init sbus_bus_ranges_init(struct device_node *dp, struct sbus_bus *sbus) |