patch-2.4.22 linux-2.4.22/arch/ia64/sn/io/hubdev.c

• Lines: 133
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.21/arch/ia64/sn/io/hubdev.c
• Orig date: 2003-06-13 07:51:30.000000000 -0700

diff -urN linux-2.4.21/arch/ia64/sn/io/hubdev.c linux-2.4.22/arch/ia64/sn/io/hubdev.c
@@ -1,132 +0,0 @@
-/* $Id$
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1992-1997,2000-2002 Silicon Graphics, Inc. All rights reserved.
- */
-
-#include <linux/config.h>
-#include <linux/types.h>
-#include <linux/slab.h>
-#include <asm/sn/sgi.h>
-#include <asm/sn/io.h>
-#include <asm/sn/iograph.h>
-#include <asm/sn/sn1/hubdev.h>
-#include <asm/sn/sn_private.h>
-#include <asm/sn/invent.h>
-#include <asm/sn/hcl.h>
-#include <asm/sn/labelcl.h>
-
-struct hubdev_callout {
-        int (*attach_method)(devfs_handle_t);
-        struct hubdev_callout *fp;
-};
-
-typedef struct hubdev_callout hubdev_callout_t;
-
-mutex_t hubdev_callout_mutex;
-hubdev_callout_t *hubdev_callout_list = NULL;
-
-void
-hubdev_init(void)
-{
-	mutex_init(&hubdev_callout_mutex);
-        hubdev_callout_list = NULL;
-}
-        
-void
-hubdev_register(int (*attach_method)(devfs_handle_t))
-{
-        hubdev_callout_t *callout;
-        
-        ASSERT(attach_method);
-
-        callout =  (hubdev_callout_t *)snia_kmem_zalloc(sizeof(hubdev_callout_t), KM_SLEEP);
-        ASSERT(callout);
-        
-	mutex_lock(&hubdev_callout_mutex);
-        /*
-         * Insert at the end of the list
-         */
-        callout->fp = hubdev_callout_list;
-        hubdev_callout_list = callout;
-        callout->attach_method = attach_method;
-	mutex_unlock(&hubdev_callout_mutex);
-}
-
-int
-hubdev_unregister(int (*attach_method)(devfs_handle_t))
-{
-        hubdev_callout_t **p;
-        
-        ASSERT(attach_method);
-   
-	mutex_lock(&hubdev_callout_mutex);
-        /*
-         * Remove registry element containing attach_method
-         */
-        for (p = &hubdev_callout_list; *p != NULL; p = &(*p)->fp) {
-                if ((*p)->attach_method == attach_method) {
-                        hubdev_callout_t* victim = *p;
-                        *p = (*p)->fp;
-                        kfree(victim);
-                        mutex_unlock(&hubdev_callout_mutex);
-                        return (0);
-                }
-        }
-        mutex_unlock(&hubdev_callout_mutex);
-        return (ENOENT);
-}
-
-
-int
-hubdev_docallouts(devfs_handle_t hub)
-{
-        hubdev_callout_t *p;
-        int errcode;
-
-	mutex_lock(&hubdev_callout_mutex);
-        
-        for (p = hubdev_callout_list; p != NULL; p = p->fp) {
-                ASSERT(p->attach_method);
-                errcode = (*p->attach_method)(hub);
-                if (errcode != 0) {
-			mutex_unlock(&hubdev_callout_mutex);
-                        return (errcode);
-                }
-        }
-        mutex_unlock(&hubdev_callout_mutex);
-        return (0);
-}
-
-/*
- * Given a hub vertex, return the base address of the Hspec space
- * for that hub.
- */
-
-#if defined(CONFIG_IA64_SGI_SN1)
-
-caddr_t
-hubdev_prombase_get(devfs_handle_t hub)
-{
-	hubinfo_t	hinfo = NULL;
-
-	hubinfo_get(hub, &hinfo);
-	ASSERT(hinfo);
-
-	return ((caddr_t)NODE_RBOOT_BASE(hinfo->h_nasid));
-}
-
-cnodeid_t
-hubdev_cnodeid_get(devfs_handle_t hub)
-{
-	hubinfo_t	hinfo = NULL;
-	hubinfo_get(hub, &hinfo);
-	ASSERT(hinfo);
-
-	return hinfo->h_cnodeid;
-}
-
-#endif	/* CONFIG_IA64_SGI_SN1 */