patch-2.4.22 linux-2.4.22/drivers/acpi/ospm/ac_adapter/ac_osl.c

• Lines: 258
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.21/drivers/acpi/ospm/ac_adapter/ac_osl.c
• Orig date: 2001-12-21 09:41:53.000000000 -0800

diff -urN linux-2.4.21/drivers/acpi/ospm/ac_adapter/ac_osl.c linux-2.4.22/drivers/acpi/ospm/ac_adapter/ac_osl.c
@@ -1,257 +0,0 @@
-/*****************************************************************************
- *
- * Module Name: ac_osl.c
- *   $Revision: 10 $
- *
- *****************************************************************************/
-
-/*
- *  Copyright (C) 2000, 2001 Andrew Grover
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/proc_fs.h>
-#include <acpi.h>
-#include "ac.h"
-
-
-MODULE_AUTHOR("Andrew Grover");
-MODULE_DESCRIPTION("ACPI Component Architecture (CA) - AC Adapter Driver");
-MODULE_LICENSE("GPL");
-
-
-#define AC_PROC_ROOT		"ac_adapter"
-#define AC_PROC_STATUS		"status"
-#define AC_ON_LINE		"on-line"
-#define AC_OFF_LINE		"off-line"
-
-extern struct proc_dir_entry	*bm_proc_root;
-static struct proc_dir_entry	*ac_proc_root = NULL;
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_osl_proc_read_status
- *
- ****************************************************************************/
-
-static int
-ac_osl_proc_read_status (
-	char			*page,
-	char			**start,
-	off_t			off,
-	int 			count,
-	int 			*eof,
-	void			*context)
-{
-	acpi_status 		status = AE_OK;
-	AC_CONTEXT		*ac_adapter = NULL;
-	char			*p = page;
-	int			len;
-
-	if (!context) {
-		goto end;
-	}
-
-	ac_adapter = (AC_CONTEXT*)context;
-
-	/* don't get status more than once for a single proc read */
-	if (off != 0) {
-		goto end;
-	}
-
-	status = bm_evaluate_simple_integer(ac_adapter->acpi_handle,
-		"_PSR", &(ac_adapter->is_online));
-	if (ACPI_FAILURE(status)) {
-		p += sprintf(p, "Error reading AC Adapter status\n");
-		goto end;
-	}
-
-	if (ac_adapter->is_online) {
-		p += sprintf(p, "Status:                  %s\n",
-			AC_ON_LINE);
-	}
-	else {
-		p += sprintf(p, "Status:                  %s\n",
-			AC_OFF_LINE);
-	}
-
-end:
-	len = (p - page);
-	if (len <= off+count) *eof = 1;
-	*start = page + off;
-	len -= off;
-	if (len>count) len = count;
-	if (len<0) len = 0;
-
-	return(len);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_osl_add_device
- *
- ****************************************************************************/
-
-acpi_status
-ac_osl_add_device(
-	AC_CONTEXT		*ac_adapter)
-{
-	struct proc_dir_entry	*proc_entry = NULL;
-
-	if (!ac_adapter) {
-		return(AE_BAD_PARAMETER);
-	}
-
-	printk(KERN_INFO "ACPI: AC Adapter found\n");
-
-	proc_entry = proc_mkdir(ac_adapter->uid, ac_proc_root);
-	if (!proc_entry) {
-		return(AE_ERROR);
-	}
-
-	create_proc_read_entry(AC_PROC_STATUS, S_IFREG | S_IRUGO,
-		proc_entry, ac_osl_proc_read_status, (void*)ac_adapter);
-
-	return(AE_OK);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_osl_remove_device
- *
- ****************************************************************************/
-
-acpi_status
-ac_osl_remove_device (
-	AC_CONTEXT		*ac_adapter)
-{
-	char			proc_entry[64];
-
-	if (!ac_adapter) {
-		return(AE_BAD_PARAMETER);
-	}
-
-	sprintf(proc_entry, "%s/%s", ac_adapter->uid, AC_PROC_STATUS);
-	remove_proc_entry(proc_entry, ac_proc_root);
-
-	sprintf(proc_entry, "%s", ac_adapter->uid);
-	remove_proc_entry(proc_entry, ac_proc_root);
-
-	return(AE_OK);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_osl_generate_event
- *
- ****************************************************************************/
-
-acpi_status
-ac_osl_generate_event (
-	u32			event,
-	AC_CONTEXT		*ac_adapter)
-{
-	acpi_status		status = AE_OK;
-
-	if (!ac_adapter) {
-		return(AE_BAD_PARAMETER);
-	}
-
-	switch (event) {
-
-	case AC_NOTIFY_STATUS_CHANGE:
-		status = bm_osl_generate_event(ac_adapter->device_handle,
-			AC_PROC_ROOT, ac_adapter->uid, event, 0);
-		break;
-
-	default:
-		return(AE_BAD_PARAMETER);
-		break;
-	}
-
-	return(status);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_osl_init
- *
- * PARAMETERS:	<none>
- *
- * RETURN:	0: Success
- *
- * DESCRIPTION: Module initialization.
- *
- ****************************************************************************/
-
-static int __init
-ac_osl_init (void)
-{
-	acpi_status		status = AE_OK;
-
-	ac_proc_root = proc_mkdir(AC_PROC_ROOT, bm_proc_root);
-	if (!ac_proc_root) {
-		status = AE_ERROR;
-	}
-	else {
-		status = ac_initialize();
-		if (ACPI_FAILURE(status)) {
-			remove_proc_entry(AC_PROC_ROOT, bm_proc_root);
-		}
-
-	}
-
-	return (ACPI_SUCCESS(status)) ? 0 : -ENODEV;
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_osl_cleanup
- *
- * PARAMETERS:	<none>
- *
- * RETURN:	<none>
- *
- * DESCRIPTION: Module cleanup.
- *
- ****************************************************************************/
-
-static void __exit
-ac_osl_cleanup (void)
-{
-	ac_terminate();
-
-	if (ac_proc_root) {
-		remove_proc_entry(AC_PROC_ROOT, bm_proc_root);
-	}
-
-	return;
-}
-
-
-module_init(ac_osl_init);
-module_exit(ac_osl_cleanup);