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/*

  Broadcom BCM43xx wireless driver

  Copyright (c) 2007 Michael Buesch <mb@bu3sch.de>

  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; see the file COPYING.  If not, write to
  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
  Boston, MA 02110-1301, USA.

*/

#include <linux/ssb/ssb.h>

#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ciscode.h>
#include <pcmcia/ds.h>
#include <pcmcia/cisreg.h>


static /*const*/ struct pcmcia_device_id bcm43xx_pcmcia_tbl[] = {
	PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x448),
	PCMCIA_DEVICE_NULL,
};
MODULE_DEVICE_TABLE(pcmcia, bcm43xx_pcmcia_tbl);


#ifdef CONFIG_PM
static int bcm43xx_pcmcia_suspend(struct pcmcia_device *dev)
{
	//TODO
	return 0;
}

static int bcm43xx_pcmcia_resume(struct pcmcia_device *dev)
{
	//TODO
	return 0;
}
#else /* CONFIG_PM */
# define bcm43xx_pcmcia_suspend		NULL
# define bcm43xx_pcmcia_resume		NULL
#endif /* CONFIG_PM */

static void bcm43xx_pcmcia_fill_sprom(struct ssb_sprom *sprom)
{//TODO
}

static int __devinit bcm43xx_pcmcia_probe(struct pcmcia_device *dev)
{
	struct ssb_bus *ssb;
	win_req_t win;
	memreq_t mem;
	tuple_t tuple;
	cisparse_t parse;
	int err = -ENOMEM;
	int res;
	unsigned char buf[64];

	ssb = kzalloc(sizeof(*ssb), GFP_KERNEL);
	if (!ssb)
		goto out;

	err = -ENODEV;
	tuple.DesiredTuple = CISTPL_CONFIG;
	tuple.Attributes = 0;
	tuple.TupleData = buf;
	tuple.TupleDataMax = sizeof(buf);
	tuple.TupleOffset = 0;

	res = pcmcia_get_first_tuple(dev, &tuple);
	if (res != CS_SUCCESS)
		goto err_kfree_ssb;
	res = pcmcia_get_tuple_data(dev, &tuple);
	if (res != CS_SUCCESS)
		goto err_kfree_ssb;
	res = pcmcia_parse_tuple(dev, &tuple, &parse);
	if (res != CS_SUCCESS)
		goto err_kfree_ssb;

	dev->conf.ConfigBase = parse.config.base;
	dev->conf.Present = parse.config.rmask[0];

	dev->io.BasePort2 = 0;
	dev->io.NumPorts2 = 0;
	dev->io.Attributes2 = 0;

	win.Attributes = WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
	win.Base = 0;
	win.Size = SSB_CORE_SIZE;
	win.AccessSpeed = 1000;
	res = pcmcia_request_window(&dev, &win, &dev->win);
	if (res != CS_SUCCESS)
		goto err_kfree_ssb;

	mem.CardOffset = 0;
	mem.Page = 0;
	res = pcmcia_map_mem_page(dev->win, &mem);
	if (res != CS_SUCCESS)
		goto err_kfree_ssb;

	res = pcmcia_request_configuration(dev, &dev->conf);
	if (res != CS_SUCCESS)
		goto err_disable;

	err = ssb_bus_pcmciabus_register(ssb, dev, win.Base,
					 bcm43xx_pcmcia_fill_sprom);
	dev->priv = ssb;

out:
	return err;
err_disable:
	pcmcia_disable_device(dev);
err_kfree_ssb:
	kfree(ssb);
	return err;
}

static void __devexit bcm43xx_pcmcia_remove(struct pcmcia_device *dev)
{
	struct ssb_bus *ssb = dev->priv;

	ssb_bus_unregister(ssb);
	pcmcia_release_window(dev->win);
	pcmcia_disable_device(dev);
	kfree(ssb);
	dev->priv = NULL;
}

static struct pcmcia_driver bcm43xx_pcmcia_driver = {
	.owner		= THIS_MODULE,
	.drv		= {
		.name	= "bcm43xx-pcmcia",
	},
	.id_table	= bcm43xx_pcmcia_tbl,
	.probe		= bcm43xx_pcmcia_probe,
	.remove		= bcm43xx_pcmcia_remove,
	.suspend	= bcm43xx_pcmcia_suspend,
	.resume		= bcm43xx_pcmcia_resume,
};

int bcm43xx_pcmcia_init(void)
{
	return pcmcia_register_driver(&bcm43xx_pcmcia_driver);
}

void bcm43xx_pcmcia_exit(void)
{
	pcmcia_unregister_driver(&bcm43xx_pcmcia_driver);
}