linux-kernel - [PATCH 30/64] Driver Core: dvb: add nodename for dvb drivers

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Date:	Mon, 15 Jun 2009 22:46:19 -0700
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Kay Sievers <kay.sievers@...y.org>, Jan Blunck <jblunck@...e.de>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 30/64] Driver Core: dvb: add nodename for dvb drivers

From: Kay Sievers <kay.sievers@...y.org>

This adds support to the dvb core to report the proper device name to
userspace for their devices.

Signed-off-by: Kay Sievers <kay.sievers@...y.org>
Signed-off-by: Jan Blunck <jblunck@...e.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/media/dvb/dvb-core/dvbdev.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index a454ee8..479dd05 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -447,6 +447,15 @@ static int dvb_uevent(struct device *dev, struct kobj_uevent_env *env)
 	return 0;
 }
 
+static char *dvb_nodename(struct device *dev)
+{
+	struct dvb_device *dvbdev = dev_get_drvdata(dev);
+
+	return kasprintf(GFP_KERNEL, "dvb/adapter%d/%s%d",
+		dvbdev->adapter->num, dnames[dvbdev->type], dvbdev->id);
+}
+
+
 static int __init init_dvbdev(void)
 {
 	int retval;
@@ -469,6 +478,7 @@ static int __init init_dvbdev(void)
 		goto error;
 	}
 	dvb_class->dev_uevent = dvb_uevent;
+	dvb_class->nodename = dvb_nodename;
 	return 0;
 
 error:
-- 
1.6.3.2

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