[net-next-2.6.git] / drivers / net / wireless / b43 / pcmcia.c

/*

  Broadcom B43 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 b43_pcmcia_tbl[] = {
	PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x448),
	PCMCIA_DEVICE_NULL,
};

MODULE_DEVICE_TABLE(pcmcia, b43_pcmcia_tbl);

#ifdef CONFIG_PM
static int b43_pcmcia_suspend(struct pcmcia_device *dev)
{
	//TODO
	return 0;
}

static int b43_pcmcia_resume(struct pcmcia_device *dev)
{
	//TODO
	return 0;
}
#else /* CONFIG_PM */
# define b43_pcmcia_suspend		NULL
# define b43_pcmcia_resume		NULL
#endif /* CONFIG_PM */

static int __devinit b43_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);
	dev->priv = ssb;

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

static void __devexit b43_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 b43_pcmcia_driver = {
	.owner = THIS_MODULE,
	.drv = {
		.name = "b43-pcmcia",
		},
	.id_table = b43_pcmcia_tbl,
	.probe = b43_pcmcia_probe,
	.remove = b43_pcmcia_remove,
	.suspend = b43_pcmcia_suspend,
	.resume = b43_pcmcia_resume,
};

int b43_pcmcia_init(void)
{
	return pcmcia_register_driver(&b43_pcmcia_driver);
}

void b43_pcmcia_exit(void)
{
	pcmcia_unregister_driver(&b43_pcmcia_driver);
}
Commit	Line	Data
e4d6b795 MB	1	/*
	2
	3	Broadcom B43 wireless driver
	4
	5	Copyright (c) 2007 Michael Buesch <mb@bu3sch.de>
	6
	7	This program is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 2 of the License, or
	10	(at your option) any later version.
	11
	12	This program is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with this program; see the file COPYING. If not, write to
	19	the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
	20	Boston, MA 02110-1301, USA.
	21
	22	*/
	23
	24	#include <linux/ssb/ssb.h>
	25
	26	#include <pcmcia/cs_types.h>
	27	#include <pcmcia/cs.h>
	28	#include <pcmcia/cistpl.h>
	29	#include <pcmcia/ciscode.h>
	30	#include <pcmcia/ds.h>
	31	#include <pcmcia/cisreg.h>
	32
	33	static /const / struct pcmcia_device_id b43_pcmcia_tbl[] = {
	34	PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x448),
	35	PCMCIA_DEVICE_NULL,
	36	};
	37
	38	MODULE_DEVICE_TABLE(pcmcia, b43_pcmcia_tbl);
	39
	40	#ifdef CONFIG_PM
	41	static int b43_pcmcia_suspend(struct pcmcia_device *dev)
	42	{
	43	//TODO
	44	return 0;
	45	}
	46
	47	static int b43_pcmcia_resume(struct pcmcia_device *dev)
	48	{
	49	//TODO
	50	return 0;
	51	}
	52	#else /* CONFIG_PM */
	53	# define b43_pcmcia_suspend NULL
	54	# define b43_pcmcia_resume NULL
	55	#endif /* CONFIG_PM */
	56
	57	static int __devinit b43_pcmcia_probe(struct pcmcia_device *dev)
	58	{
	59	struct ssb_bus *ssb;
	60	win_req_t win;
	61	memreq_t mem;
	62	tuple_t tuple;
	63	cisparse_t parse;
	64	int err = -ENOMEM;
65	int res;
66	unsigned char buf[64];
67
68	ssb = kzalloc(sizeof(*ssb), GFP_KERNEL);
69	if (!ssb)
70	goto out;
71
72	err = -ENODEV;
73	tuple.DesiredTuple = CISTPL_CONFIG;
74	tuple.Attributes = 0;
75	tuple.TupleData = buf;
76	tuple.TupleDataMax = sizeof(buf);
77	tuple.TupleOffset = 0;
78
79	res = pcmcia_get_first_tuple(dev, &tuple);
80	if (res != CS_SUCCESS)
81	goto err_kfree_ssb;
82	res = pcmcia_get_tuple_data(dev, &tuple);
83	if (res != CS_SUCCESS)
84	goto err_kfree_ssb;
85	res = pcmcia_parse_tuple(dev, &tuple, &parse);
86	if (res != CS_SUCCESS)
87	goto err_kfree_ssb;
88
89	dev->conf.ConfigBase = parse.config.base;
90	dev->conf.Present = parse.config.rmask[0];
91
92	dev->io.BasePort2 = 0;
93	dev->io.NumPorts2 = 0;
94	dev->io.Attributes2 = 0;
95
96	win.Attributes = WIN_MEMORY_TYPE_CM \| WIN_ENABLE \| WIN_USE_WAIT;
97	win.Base = 0;
98	win.Size = SSB_CORE_SIZE;
99	win.AccessSpeed = 1000;
100	res = pcmcia_request_window(&dev, &win, &dev->win);
101	if (res != CS_SUCCESS)
102	goto err_kfree_ssb;
103
104	mem.CardOffset = 0;
105	mem.Page = 0;
106	res = pcmcia_map_mem_page(dev->win, &mem);
107	if (res != CS_SUCCESS)
108	goto err_kfree_ssb;
109
110	res = pcmcia_request_configuration(dev, &dev->conf);
111	if (res != CS_SUCCESS)
112	goto err_disable;
113
114	err = ssb_bus_pcmciabus_register(ssb, dev, win.Base);
115	dev->priv = ssb;
116
117	out:
118	return err;
119	err_disable:
120	pcmcia_disable_device(dev);
121	err_kfree_ssb:
122	kfree(ssb);
123	return err;
124	}
125
126	static void __devexit b43_pcmcia_remove(struct pcmcia_device *dev)
127	{
128	struct ssb_bus *ssb = dev->priv;
129
130	ssb_bus_unregister(ssb);
131	pcmcia_release_window(dev->win);
132	pcmcia_disable_device(dev);
133	kfree(ssb);
134	dev->priv = NULL;
135	}
136
137	static struct pcmcia_driver b43_pcmcia_driver = {
138	.owner = THIS_MODULE,
139	.drv = {
140	.name = "b43-pcmcia",
141	},
142	.id_table = b43_pcmcia_tbl,
143	.probe = b43_pcmcia_probe,
144	.remove = b43_pcmcia_remove,
145	.suspend = b43_pcmcia_suspend,
146	.resume = b43_pcmcia_resume,
147	};
148
149	int b43_pcmcia_init(void)
150	{
151	return pcmcia_register_driver(&b43_pcmcia_driver);
152	}
153
154	void b43_pcmcia_exit(void)
155	{
156	pcmcia_unregister_driver(&b43_pcmcia_driver);
157	}