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

• Lines: 399
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.21/drivers/acpi/ospm/ac_adapter/ac.c
• Orig date: 2001-10-24 14:06:22.000000000 -0700

diff -urN linux-2.4.21/drivers/acpi/ospm/ac_adapter/ac.c linux-2.4.22/drivers/acpi/ospm/ac_adapter/ac.c
@@ -1,398 +0,0 @@
-/*****************************************************************************
- *
- * Module Name: ac.c
- *   $Revision: 23 $
- *
- *****************************************************************************/
-
-/*
- *  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 <acpi.h>
-#include "ac.h"
-
-
-#define _COMPONENT		ACPI_AC_ADAPTER
-	MODULE_NAME 		("ac")
-
-
-/****************************************************************************
- *                            Internal Functions
- ****************************************************************************/
-
-/****************************************************************************
- *
- * FUNCTION:	ac_print
- *
- * PARAMETERS:	
- *
- * RETURN:	
- *
- * DESCRIPTION: Prints out information on a specific ac_adapter.
- *
- ****************************************************************************/
-
-void
-ac_print (
-	AC_CONTEXT		*ac_adapter)
-{
-#ifdef ACPI_DEBUG
-
-	acpi_buffer		buffer;
-
-	PROC_NAME("ac_print");
-
-	if (!ac_adapter) {
-		return;
-	}
-
-	buffer.length = 256;
-	buffer.pointer = acpi_os_callocate(buffer.length);
-	if (!buffer.pointer) {
-		return;
-	}
-
-	/*
-	 * Get the full pathname for this ACPI object.
-	 */
-	acpi_get_name(ac_adapter->acpi_handle, ACPI_FULL_PATHNAME, &buffer);
-
-	/*
-	 * Print out basic adapter information.
-	 */
-	ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INFO, "+------------------------------------------------------------\n"));
-	ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INFO, "| AC Adapter[%02x]:[%p] %s\n", ac_adapter->device_handle, ac_adapter->acpi_handle, (char*)buffer.pointer));
-	ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INFO, "+------------------------------------------------------------\n"));
-
-	acpi_os_free(buffer.pointer);
-#endif /*ACPI_DEBUG*/
-
-	return;
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_add_device
- *
- * PARAMETERS:	
- *
- * RETURN:	
- *
- * DESCRIPTION:
- *
- ****************************************************************************/
-
-acpi_status
-ac_add_device(
-	BM_HANDLE		device_handle,
-	void			**context)
-{
-	acpi_status 		status = AE_OK;
-	BM_DEVICE		*device = NULL;
-	AC_CONTEXT		*ac_adapter = NULL;
-	acpi_device_info	info;
-
-	FUNCTION_TRACE("ac_add_device");
-
-	ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Adding ac_adapter device [%02x].\n", device_handle));
-
-	if (!context || *context) {
-		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid (NULL) context."));
-		return_ACPI_STATUS(AE_BAD_PARAMETER);
-	}
-
-	/*
-	 * Get information on this device.
-	 */
-	status = bm_get_device_info(device_handle, &device);
-	if (ACPI_FAILURE(status)) {
-		return_ACPI_STATUS(status);
-	}
-
-	/*
-	 * Allocate a new AC_CONTEXT structure.
-	 */
-	ac_adapter = acpi_os_callocate(sizeof(AC_CONTEXT));
-	if (!ac_adapter) {
-		return_ACPI_STATUS(AE_NO_MEMORY);
-	}
-
-	ac_adapter->device_handle = device->handle;
-	ac_adapter->acpi_handle = device->acpi_handle;
-
-	/*
-	 * Get information on this object.
-	 */
-	status = acpi_get_object_info(ac_adapter->acpi_handle, &info);
-	if (ACPI_FAILURE(status)) {
-		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unable to get object info for ac_adapter device."));
-		goto end;
-	}
-
-	/*
-	 * _UID?
-	 * -----
-	 */
-	if (info.valid & ACPI_VALID_UID) {
-		strncpy(ac_adapter->uid, info.unique_id, sizeof(info.unique_id));
-	}
-	else {
-		strncpy(ac_adapter->uid, "0", sizeof("0"));
-	}
-
-	/*
-	 * _STA?
-	 * -----
-	 */
-	if (!(info.valid & ACPI_VALID_STA)) {
-		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Must have valid _STA.\n"));
-		status = AE_ERROR;
-		goto end;
-	}
-
-	status = ac_osl_add_device(ac_adapter);
-	if (ACPI_FAILURE(status)) {
-		goto end;
-	}
-
-	*context = ac_adapter;
-
-	ac_print(ac_adapter);
-
-end:
-	if (ACPI_FAILURE(status)) {
-		acpi_os_free(ac_adapter);
-	}
-
-	return_ACPI_STATUS(status);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_remove_device
- *
- * PARAMETERS:	
- *
- * RETURN:	
- *
- * DESCRIPTION:
- *
- ****************************************************************************/
-
-acpi_status
-ac_remove_device (
-	void			**context)
-{
-	acpi_status 		status = AE_OK;
-	AC_CONTEXT		*ac_adapter = NULL;
-
-	FUNCTION_TRACE("ac_remove_device");
-
-	if (!context || !*context) {
-		return_ACPI_STATUS(AE_BAD_PARAMETER);
-	}
-
-	ac_adapter = (AC_CONTEXT*)*context;
-
-	ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Removing ac_adapter device [%02x].\n", ac_adapter->device_handle));
-
-	ac_osl_remove_device(ac_adapter);
-
-	acpi_os_free(ac_adapter);
-
-	*context = NULL;
-
-	return_ACPI_STATUS(status);
-}
-
-
-/****************************************************************************
- *                             External Functions
- ****************************************************************************/
-
-/****************************************************************************
- *
- * FUNCTION:	ac_initialize
- *
- * PARAMETERS:	<none>
- *
- * RETURN:	
- *
- * DESCRIPTION:
- *
- ****************************************************************************/
-
-acpi_status
-ac_initialize (void)
-{
-	acpi_status		status = AE_OK;
-	BM_DEVICE_ID		criteria;
-	BM_DRIVER		driver;
-
-	FUNCTION_TRACE("ac_initialize");
-
-	MEMSET(&criteria, 0, sizeof(BM_DEVICE_ID));
-	MEMSET(&driver, 0, sizeof(BM_DRIVER));
-
-	driver.notify = &ac_notify;
-	driver.request = &ac_request;
-
-	/*
-	 * Register driver for AC Adapter devices.
-	 */
-	MEMCPY(criteria.hid, AC_HID_AC_ADAPTER, sizeof(AC_HID_AC_ADAPTER));
-
-	status = bm_register_driver(&criteria, &driver);
-
-	return_ACPI_STATUS(status);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_terminate
- *
- * PARAMETERS:	<none>
- *
- * RETURN:	
- *
- * DESCRIPTION:
- *
- ****************************************************************************/
-
-acpi_status
-ac_terminate (void)
-{
-	acpi_status 		status = AE_OK;
-	BM_DEVICE_ID		criteria;
-	BM_DRIVER		driver;
-
-	FUNCTION_TRACE("ac_terminate");
-
-	MEMSET(&criteria, 0, sizeof(BM_DEVICE_ID));
-	MEMSET(&driver, 0, sizeof(BM_DRIVER));
-
-	/*
-	 * Unregister driver for AC Adapter devices.
-	 */
-	MEMCPY(criteria.hid, AC_HID_AC_ADAPTER, sizeof(AC_HID_AC_ADAPTER));
-
-	driver.notify = &ac_notify;
-	driver.request = &ac_request;
-
-	status = bm_unregister_driver(&criteria, &driver);
-
-	return_ACPI_STATUS(status);
-}
-
-
-/*****************************************************************************
- *
- * FUNCTION:	ac_notify
- *
- * PARAMETERS:	<none>
- *
- * RETURN:	
- *
- * DESCRIPTION:
- *
- ****************************************************************************/
-acpi_status
-ac_notify (
-	BM_NOTIFY		notify_type,
-	BM_HANDLE		device_handle,
-	void			**context)
-{
-	acpi_status 		status = AE_OK;
-
-	FUNCTION_TRACE("ac_notify");
-
-	if (!context) {
-		return_ACPI_STATUS(AE_BAD_PARAMETER);
-	}
-
-	switch (notify_type) {
-
-	case BM_NOTIFY_DEVICE_ADDED:
-		status = ac_add_device(device_handle, context);
-		break;
-
-	case BM_NOTIFY_DEVICE_REMOVED:
-		status = ac_remove_device(context);
-		break;
-
-	case AC_NOTIFY_STATUS_CHANGE:
-		ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Status change event detected.\n"));
-		status = ac_osl_generate_event(notify_type,
-			((AC_CONTEXT*)*context));
-		break;
-
-	default:
-		status = AE_SUPPORT;
-		break;
-	}
-
-	return_ACPI_STATUS(status);
-}
-
-
-/****************************************************************************
- *
- * FUNCTION:	ac_request
- *
- * PARAMETERS:	
- *
- * RETURN:	
- *
- * DESCRIPTION:
- *
- ****************************************************************************/
-
-acpi_status
-ac_request (
-	BM_REQUEST		*request,
-	void			*context)
-{
-	acpi_status 		status = AE_OK;
-
-	FUNCTION_TRACE("ac_request");
-
-	/*
-	 * Must have a valid request structure and context.
-	 */
-	if (!request || !context) {
-		return_ACPI_STATUS(AE_BAD_PARAMETER);
-	}
-
-	/*
-	 * Handle Request:
-	 * ---------------
-	 */
-	switch (request->command) {
-
-	default:
-		status = AE_SUPPORT;
-		break;
-	}
-
-	request->status = status;
-
-	return_ACPI_STATUS(status);
-}