[PATCH] 2.6.7 Telephony support devfs

[Paul King]

Add devfs support to telephony devices. Only tested with a single 
telephony device. Devices name phone/<minor>. Patch against 2.6.7.



--- phonedev.c  2004-06-16 05:19:37.000000000 +0000
+++ /usr/src/linux/drivers/telephony/phonedev.c 2004-07-02 19:09:
46.951837584 +0000
@@ -28,7 +28,7 @@

 #include <linux/kmod.h>
 #include <linux/sem.h>
-
+#include <linux/devfs_fs_kernel.h>

 #define PHONE_NUM_DEVICES      256

@@ -105,6 +105,7 @@
                if (phone_device[i] == NULL) {
                        phone_device[i] = p;
                        p->minor = i;
+                       devfs_mk_cdev(MKDEV(PHONE_MAJOR,i),S_IFCHR|S_IRUSR|S_IWUSR,
"phone/%d",i);
                        up(&phone_lock);
                        return 0;
                }
@@ -122,6 +123,7 @@
        down(&phone_lock);
        if (phone_device[pfd->minor] != pfd)
                panic("phone: bad unregister");
+       devfs_remove("phone/%d",pfd->minor);
        phone_device[pfd->minor] = NULL;
        up(&phone_lock);
 }







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