linux-kernel - Re: hid: struct device - replace bus_id with dev_name(), dev_set

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Date:	Thu, 30 Oct 2008 20:35:16 +0100
From:	Kay Sievers <kay.sievers@...y.org>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	Jiri Kosina <jkosina@...e.cz>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Greg KH <greg@...ah.com>
Subject: Re: hid: struct device - replace bus_id with dev_name(),
	dev_set_name()

On Thu, 2008-10-30 at 20:25 +0100, Jiri Slaby wrote:
> Kay Sievers napsal(a):
> > switch over to the new api, which will remove the 20 bytes array
> > and does no longer have a size limitation.
> 
> Cool!

> Could you left the comment above to remind us about removing this ugly hack
> later when the new non-limited api will be used?

Sure!

Thanks,
Kay



From: Kay Sievers <kay.sievers@...y.org>
Subject: hid: struct device - replace bus_id with dev_name(), dev_set_name()

CC: Jiri Kosina <jkosina@...e.cz>
Acked-by: Greg Kroah-Hartman <gregkh@...e.de>
Signed-Off-By: Kay Sievers <kay.sievers@...y.org>
---

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 1903e75..27f1e16 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1613,9 +1613,10 @@ int hid_add_device(struct hid_device *hdev)
 	if (hid_ignore(hdev))
 		return -ENODEV;
 
-	/* XXX hack, any other cleaner solution < 20 bus_id bytes? */
-	sprintf(hdev->dev.bus_id, "%04X:%04X:%04X.%04X", hdev->bus,
-			hdev->vendor, hdev->product, atomic_inc_return(&id));
+	/* XXX hack, any other cleaner solution after the driver core
+	 * is converted to allow more than 20 bytes as the device name? */
+	dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
+		     hdev->vendor, hdev->product, atomic_inc_return(&id));
 
 	ret = device_add(&hdev->dev);
 	if (!ret)


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