From: Josh Boyer <jwboyer@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH 0/4] Fedora kernel patch review
Date: Fri, 5 Feb 2010 08:53:54 -0500 [thread overview]
Message-ID: <20100205135354.GI12001@hansolo.jdub.homelinux.org> (raw)
In-Reply-To: <20100205133552.GF12001@hansolo.jdub.homelinux.org>
Provide a modalias entry for VIO devices in sysfs. I believe
this was another initrd generation bugfix for anaconda.
---
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index f988672..12a0851 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -294,9 +294,27 @@ static ssize_t devspec_show(struct device *dev,
return sprintf(buf, "%s\n", of_node ? of_node->full_name : "none");
}
+static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ const struct vio_dev *vio_dev = to_vio_dev(dev);
+ struct device_node *dn;
+ const char *cp;
+
+ dn = dev->archdata.of_node;
+ if (!dn)
+ return -ENODEV;
+ cp = of_get_property(dn, "compatible", NULL);
+ if (!cp)
+ return -ENODEV;
+
+ return sprintf(buf, "vio:T%sS%s\n", vio_dev->type, cp);
+}
+
static struct device_attribute vio_dev_attrs[] = {
__ATTR_RO(name),
__ATTR_RO(devspec),
+ __ATTR_RO(modalias),
__ATTR_NULL
};
next prev parent reply other threads:[~2010-02-05 13:54 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-05 13:35 [PATCH 0/4] Fedora kernel patch review Josh Boyer
2010-02-05 13:42 ` [PATCH 1/4] Add ps3_storage module alias Josh Boyer
2010-02-05 13:49 ` Geert Uytterhoeven
2010-02-05 14:03 ` Josh Boyer
2010-02-05 14:39 ` Geert Uytterhoeven
2010-02-23 12:47 ` David Woodhouse
2010-02-05 13:52 ` [PATCH 2/4] Fix G5 thermal shutdown Josh Boyer
2010-02-09 0:55 ` Benjamin Herrenschmidt
2010-02-09 2:06 ` Josh Boyer
2010-02-23 12:48 ` David Woodhouse
2010-02-24 2:54 ` Benjamin Herrenschmidt
2010-02-05 13:53 ` Josh Boyer [this message]
2010-02-05 13:59 ` [PATCH 0/4] Fedora kernel patch review Josh Boyer
2010-02-23 12:50 ` [PATCH 3/4] Provide VIO modalias David Woodhouse
2010-02-24 0:05 ` Brian King
2010-02-05 13:55 ` [PATCH 4/4] Fix iMac iSight PCI bridge setup Josh Boyer
2010-02-05 20:57 ` Benjamin Herrenschmidt
2010-02-06 1:03 ` Josh Boyer
2010-02-06 1:48 ` Benjamin Herrenschmidt
2010-02-23 12:50 ` David Woodhouse
2010-02-05 14:04 ` [PATCH 0/4] Fedora kernel patch review Josh Boyer
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