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Subject[PATCH] Add sysfs class support for CAPI
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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

===== 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");
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