![David Howells](/assets/img/avatar_default.png)
Remove all #inclusions of asm/system.h preparatory to splitting and killing it. Performed with the following command: perl -p -i -e 's!^#\s*include\s*<asm/system[.]h>.*\n!!' `grep -Irl '^#\s*include\s*<asm/system[.]h>' *` Signed-off-by: David Howells <dhowells@redhat.com>
501 lines
13 KiB
C
501 lines
13 KiB
C
/*******************************************************************************
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* Agere Systems Inc.
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* Wireless device driver for Linux (wlags49).
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*
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* Copyright (c) 1998-2003 Agere Systems Inc.
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* All rights reserved.
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* http://www.agere.com
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*
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* Initially developed by TriplePoint, Inc.
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* http://www.triplepoint.com
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*
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*------------------------------------------------------------------------------
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*
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* This file contains processing and initialization specific to Card Services
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* devices (PCMCIA, CF).
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*
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*------------------------------------------------------------------------------
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*
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* SOFTWARE LICENSE
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*
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* This software is provided subject to the following terms and conditions,
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* which you should read carefully before using the software. Using this
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* software indicates your acceptance of these terms and conditions. If you do
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* not agree with these terms and conditions, do not use the software.
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*
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* Copyright (c) 2003 Agere Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source or binary forms, with or without
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* modifications, are permitted provided that the following conditions are met:
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*
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* . Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following Disclaimer as comments in the code as
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* well as in the documentation and/or other materials provided with the
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* distribution.
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*
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* . Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following Disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* . Neither the name of Agere Systems Inc. nor the names of the contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* Disclaimer
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY
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* USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN
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* RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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******************************************************************************/
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/*******************************************************************************
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* include files
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******************************************************************************/
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#include <wl_version.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/ptrace.h>
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#include <linux/ctype.h>
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#include <linux/string.h>
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#include <linux/timer.h>
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#include <linux/interrupt.h>
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#include <linux/in.h>
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#include <linux/delay.h>
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#include <asm/io.h>
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#include <asm/bitops.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/skbuff.h>
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#include <linux/if_arp.h>
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#include <linux/ioport.h>
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#include <linux/module.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/cisreg.h>
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#include <pcmcia/ciscode.h>
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#include <pcmcia/ds.h>
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#include <debug.h>
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#include <hcf.h>
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#include <dhf.h>
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#include <hcfdef.h>
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#include <wl_if.h>
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#include <wl_internal.h>
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#include <wl_util.h>
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#include <wl_main.h>
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#include <wl_netdev.h>
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#include <wl_cs.h>
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#include <wl_sysfs.h>
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/*******************************************************************************
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* global definitions
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******************************************************************************/
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#if DBG
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extern dbg_info_t *DbgInfo;
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#endif /* DBG */
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/*******************************************************************************
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* wl_adapter_attach()
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*******************************************************************************
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*
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* DESCRIPTION:
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*
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* Creates an instance of the driver, allocating local data structures for
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* one device. The device is registered with Card Services.
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*
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* PARAMETERS:
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*
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* none
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*
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* RETURNS:
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*
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* pointer to an allocated dev_link_t structure
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* NULL on failure
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*
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******************************************************************************/
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static int wl_adapter_attach(struct pcmcia_device *link)
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{
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struct net_device *dev;
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struct wl_private *lp;
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/*--------------------------------------------------------------------*/
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DBG_FUNC("wl_adapter_attach");
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DBG_ENTER(DbgInfo);
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dev = wl_device_alloc();
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if (dev == NULL) {
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DBG_ERROR(DbgInfo, "wl_device_alloc returned NULL\n");
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return -ENOMEM;
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}
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link->resource[0]->end = HCF_NUM_IO_PORTS;
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link->resource[0]->flags= IO_DATA_PATH_WIDTH_16;
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link->config_flags |= CONF_ENABLE_IRQ;
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link->config_index = 5;
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link->config_regs = PRESENT_OPTION;
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link->priv = dev;
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lp = wl_priv(dev);
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lp->link = link;
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wl_adapter_insert(link);
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DBG_LEAVE(DbgInfo);
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return 0;
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} /* wl_adapter_attach */
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/*============================================================================*/
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static void wl_adapter_detach(struct pcmcia_device *link)
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{
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struct net_device *dev = link->priv;
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/*--------------------------------------------------------------------*/
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DBG_FUNC("wl_adapter_detach");
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DBG_ENTER(DbgInfo);
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DBG_PARAM(DbgInfo, "link", "0x%p", link);
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wl_adapter_release(link);
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if (dev) {
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unregister_wlags_sysfs(dev);
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unregister_netdev(dev);
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}
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wl_device_dealloc(dev);
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DBG_LEAVE(DbgInfo);
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} /* wl_adapter_detach */
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/*============================================================================*/
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void wl_adapter_release(struct pcmcia_device *link)
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{
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DBG_FUNC("wl_adapter_release");
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DBG_ENTER(DbgInfo);
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DBG_PARAM(DbgInfo, "link", "0x%p", link);
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/* Stop hardware */
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wl_remove(link->priv);
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pcmcia_disable_device(link);
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DBG_LEAVE(DbgInfo);
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} /* wl_adapter_release */
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/*============================================================================*/
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static int wl_adapter_suspend(struct pcmcia_device *link)
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{
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struct net_device *dev = link->priv;
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/* if (link->open) { */
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netif_device_detach(dev);
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wl_suspend(dev);
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/* CHECK! pcmcia_release_configuration(link->handle); */
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/* } */
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return 0;
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} /* wl_adapter_suspend */
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static int wl_adapter_resume(struct pcmcia_device *link)
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{
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struct net_device *dev = link->priv;
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wl_resume(dev);
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netif_device_attach(dev);
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return 0;
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} /* wl_adapter_resume */
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void wl_adapter_insert(struct pcmcia_device *link)
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{
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struct net_device *dev;
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int ret;
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/*--------------------------------------------------------------------*/
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DBG_FUNC("wl_adapter_insert");
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DBG_ENTER(DbgInfo);
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DBG_PARAM(DbgInfo, "link", "0x%p", link);
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dev = link->priv;
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/* Do we need to allocate an interrupt? */
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link->config_flags |= CONF_ENABLE_IRQ;
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link->io_lines = 6;
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ret = pcmcia_request_io(link);
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if (ret != 0)
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goto failed;
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ret = pcmcia_request_irq(link, (void *) wl_isr);
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if (ret != 0)
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goto failed;
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ret = pcmcia_enable_device(link);
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if (ret != 0)
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goto failed;
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dev->irq = link->irq;
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dev->base_addr = link->resource[0]->start;
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SET_NETDEV_DEV(dev, &link->dev);
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if (register_netdev(dev) != 0) {
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printk("%s: register_netdev() failed\n", MODULE_NAME);
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goto failed;
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}
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register_wlags_sysfs(dev);
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printk(KERN_INFO "%s: Wireless, io_addr %#03lx, irq %d, mac_address"
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" %pM\n", dev->name, dev->base_addr, dev->irq, dev->dev_addr);
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DBG_LEAVE(DbgInfo);
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return;
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failed:
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wl_adapter_release(link);
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DBG_LEAVE(DbgInfo);
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return;
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} /* wl_adapter_insert */
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/*============================================================================*/
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/*******************************************************************************
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* wl_adapter_open()
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*******************************************************************************
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*
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* DESCRIPTION:
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*
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* Open the device.
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*
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* PARAMETERS:
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*
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* dev - a pointer to a net_device structure representing the network
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* device to open.
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*
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* RETURNS:
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*
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* 0 on success
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* errno value otherwise
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*
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******************************************************************************/
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int wl_adapter_open(struct net_device *dev)
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{
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struct wl_private *lp = wl_priv(dev);
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struct pcmcia_device *link = lp->link;
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int result = 0;
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int hcf_status = HCF_SUCCESS;
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/*--------------------------------------------------------------------*/
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DBG_FUNC("wl_adapter_open");
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DBG_ENTER(DbgInfo);
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DBG_PRINT("%s\n", VERSION_INFO);
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DBG_PARAM(DbgInfo, "dev", "%s (0x%p)", dev->name, dev);
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if (!pcmcia_dev_present(link)) {
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DBG_LEAVE(DbgInfo);
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return -ENODEV;
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}
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link->open++;
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hcf_status = wl_open(dev);
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if (hcf_status != HCF_SUCCESS) {
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link->open--;
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result = -ENODEV;
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}
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DBG_LEAVE(DbgInfo);
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return result;
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} /* wl_adapter_open */
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/*============================================================================*/
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/*******************************************************************************
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* wl_adapter_close()
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*******************************************************************************
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*
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* DESCRIPTION:
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*
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* Close the device.
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*
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* PARAMETERS:
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*
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* dev - a pointer to a net_device structure representing the network
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* device to close.
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*
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* RETURNS:
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*
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* 0 on success
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* errno value otherwise
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*
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******************************************************************************/
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int wl_adapter_close(struct net_device *dev)
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{
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struct wl_private *lp = wl_priv(dev);
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struct pcmcia_device *link = lp->link;
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/*--------------------------------------------------------------------*/
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DBG_FUNC("wl_adapter_close");
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DBG_ENTER(DbgInfo);
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DBG_PARAM(DbgInfo, "dev", "%s (0x%p)", dev->name, dev);
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if (link == NULL) {
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DBG_LEAVE(DbgInfo);
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return -ENODEV;
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}
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DBG_TRACE(DbgInfo, "%s: Shutting down adapter.\n", dev->name);
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wl_close(dev);
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link->open--;
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DBG_LEAVE(DbgInfo);
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return 0;
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} /* wl_adapter_close */
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/*============================================================================*/
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static const struct pcmcia_device_id wl_adapter_ids[] = {
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#if !((HCF_TYPE) & HCF_TYPE_HII5)
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PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0003),
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PCMCIA_DEVICE_PROD_ID12("Agere Systems", "Wireless PC Card Model 0110",
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0x33103a9b, 0xe175b0dd),
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#else
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PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0004),
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PCMCIA_DEVICE_PROD_ID12("Linksys", "WCF54G_Wireless-G_CompactFlash_Card",
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0x0733cc81, 0x98a599e1),
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#endif /* (HCF_TYPE) & HCF_TYPE_HII5 */
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, wl_adapter_ids);
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static struct pcmcia_driver wlags49_driver = {
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.owner = THIS_MODULE,
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.name = DRIVER_NAME,
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.probe = wl_adapter_attach,
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.remove = wl_adapter_detach,
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.id_table = wl_adapter_ids,
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.suspend = wl_adapter_suspend,
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.resume = wl_adapter_resume,
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};
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/*******************************************************************************
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* wl_adapter_init_module()
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*******************************************************************************
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*
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* DESCRIPTION:
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*
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* Called by init_module() to perform PCMCIA driver initialization.
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*
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* PARAMETERS:
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*
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* N/A
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*
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* RETURNS:
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*
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* 0 on success
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* -1 on error
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*
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******************************************************************************/
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int wl_adapter_init_module(void)
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{
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int ret;
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/*--------------------------------------------------------------------*/
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DBG_FUNC("wl_adapter_init_module");
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DBG_ENTER(DbgInfo);
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DBG_TRACE(DbgInfo, "wl_adapter_init_module() -- PCMCIA\n");
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ret = pcmcia_register_driver(&wlags49_driver);
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DBG_LEAVE(DbgInfo);
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return ret;
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} /* wl_adapter_init_module */
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/*============================================================================*/
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/*******************************************************************************
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* wl_adapter_cleanup_module()
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*******************************************************************************
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*
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* DESCRIPTION:
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*
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* Called by cleanup_module() to perform driver uninitialization.
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*
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* PARAMETERS:
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*
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* N/A
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*
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* RETURNS:
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*
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* N/A
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*
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******************************************************************************/
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void wl_adapter_cleanup_module(void)
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{
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DBG_FUNC("wl_adapter_cleanup_module");
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DBG_ENTER(DbgInfo);
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DBG_TRACE(DbgInfo, "wl_adapter_cleanup_module() -- PCMCIA\n");
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pcmcia_unregister_driver(&wlags49_driver);
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DBG_LEAVE(DbgInfo);
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return;
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} /* wl_adapter_cleanup_module */
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/*============================================================================*/
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/*******************************************************************************
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* wl_adapter_is_open()
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*******************************************************************************
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*
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* DESCRIPTION:
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*
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* Check with Card Services to determine if this device is open.
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*
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* PARAMETERS:
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*
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* dev - a pointer to the net_device structure whose open status will be
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* checked
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*
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* RETURNS:
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*
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* nonzero if device is open
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* 0 otherwise
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*
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******************************************************************************/
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int wl_adapter_is_open(struct net_device *dev)
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{
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struct wl_private *lp = wl_priv(dev);
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struct pcmcia_device *link = lp->link;
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if (!pcmcia_dev_present(link))
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return 0;
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return link->open;
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} /* wl_adapter_is_open */
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/*============================================================================*/
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