rapidio: add udev notification

[~andy/linux] / drivers / rapidio / rio-sysfs.c

diff --git a/drivers/rapidio/rio-sysfs.c b/drivers/rapidio/rio-sysfs.c
index 0c4473e54f8616e5fd3a018429fb7fb0a2d83cf8..9331be646dc34d4075df3b6512975efe3eec8c1a 100644 (file)
--- a/drivers/rapidio/rio-sysfs.c
+++ b/drivers/rapidio/rio-sysfs.c
@@ -84,6 +84,15 @@ static ssize_t lnext_show(struct device *dev,
        return str - buf;
 }
 
+static ssize_t modalias_show(struct device *dev,
+                            struct device_attribute *attr, char *buf)
+{
+       struct rio_dev *rdev = to_rio_dev(dev);
+
+       return sprintf(buf, "rapidio:v%04Xd%04Xav%04Xad%04X\n",
+                      rdev->vid, rdev->did, rdev->asm_vid, rdev->asm_did);
+}
+
 struct device_attribute rio_dev_attrs[] = {
        __ATTR_RO(did),
        __ATTR_RO(vid),
@@ -93,6 +102,7 @@ struct device_attribute rio_dev_attrs[] = {
        __ATTR_RO(asm_rev),
        __ATTR_RO(lprev),
        __ATTR_RO(destid),
+       __ATTR_RO(modalias),
        __ATTR_NULL,
 };