Messages in this thread Patch in this message | | | Subject | [PATCH] Add sysfs class support for CAPI | From | Marcel Holtmann <> | Date | Fri, 09 Apr 2004 15:22:05 +0200 |
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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"); | |