From: Marcel Holtmann <marcel@holtmann.org>
To: Greg Kroah-Hartman <greg@kroah.com>, Karsten Keil <kkeil@suse.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux ISDN Mailing List <isdn4linux@listserv.isdn4linux.de>
Subject: [PATCH] Add sysfs class support for CAPI
Date: Fri, 09 Apr 2004 15:22:05 +0200 [thread overview]
Message-ID: <1081516925.13202.8.camel@pegasus> (raw)
[-- Attachment #1: Type: text/plain, Size: 151 bytes --]
Hi Greg,
here is a patch that adds class support to the ISDN CAPI module. Without
it udev won't create the /dev/capi20 device node.
Regards
Marcel
[-- Attachment #2: patch --]
[-- Type: text/plain, Size: 1451 bytes --]
===== drivers/isdn/capi/capi.c 1.51 vs edited =====
--- 1.51/drivers/isdn/capi/capi.c Mon Mar 29 16:25:54 2004
+++ edited/drivers/isdn/capi/capi.c Fri Apr 9 00:00:37 2004
@@ -37,6 +37,7 @@
#include <linux/capi.h>
#include <linux/kernelcapi.h>
#include <linux/init.h>
+#include <linux/device.h>
#include <linux/devfs_fs_kernel.h>
#include <linux/isdn/capiutil.h>
#include <linux/isdn/capicmd.h>
@@ -56,6 +57,8 @@
/* -------- driver information -------------------------------------- */
+static struct class_simple *capi_class;
+
int capi_major = 68; /* allocated */
#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
#define CAPINC_NR_PORTS 32
@@ -1483,11 +1486,20 @@
return -EIO;
}
+ capi_class = class_simple_create(THIS_MODULE, "capi");
+ if (IS_ERR(capi_class)) {
+ unregister_chrdev(capi_major, "capi20");
+ return PTR_ERR(capi_class);
+ }
+
+ class_simple_device_add(capi_class, MKDEV(capi_major, 0), NULL, "capi20");
devfs_mk_cdev(MKDEV(capi_major, 0), S_IFCHR | S_IRUSR | S_IWUSR,
"isdn/capi20");
#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
if (capinc_tty_init() < 0) {
+ class_simple_device_remove(MKDEV(capi_major, 0));
+ class_simple_destroy(capi_class);
unregister_chrdev(capi_major, "capi20");
return -ENOMEM;
}
@@ -1514,6 +1526,8 @@
{
proc_exit();
+ class_simple_device_remove(MKDEV(capi_major, 0));
+ class_simple_destroy(capi_class);
unregister_chrdev(capi_major, "capi20");
devfs_remove("isdn/capi20");
next reply other threads:[~2004-04-09 13:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-09 13:22 Marcel Holtmann [this message]
2004-04-09 17:16 ` [PATCH] Add sysfs class support for CAPI Greg KH
2004-04-09 18:13 ` Marcel Holtmann
2004-04-09 18:32 ` Greg KH
2004-04-10 20:16 ` Marcel Holtmann
2004-04-12 23:45 ` Greg KH
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