From: Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Date: Thu, 14 Apr 2016 18:14:41 +0000 (+0200)
Subject: sparc: Implement and wire up modalias_show for vio.
X-Git-Tag: v4.6-rc7~39^2~3
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=36128d204b81c099b5779771127a5546eac549c9;p=karo-tx-linux.git

sparc: Implement and wire up modalias_show for vio.

Signed-off-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index cb5789c9f961..d7055609a41c 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -105,9 +105,18 @@ static ssize_t type_show(struct device *dev,
 	return sprintf(buf, "%s\n", vdev->type);
 }
 
+static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
+			     char *buf)
+{
+	const struct vio_dev *vdev = to_vio_dev(dev);
+
+	return sprintf(buf, "vio:T%sS%s\n", vdev->type, vdev->compat);
+}
+
 static struct device_attribute vio_dev_attrs[] = {
 	__ATTR_RO(devspec),
 	__ATTR_RO(type),
+	__ATTR_RO(modalias),
 	__ATTR_NULL
 };