[deliverable/linux.git] / drivers / telephony / ixj_pcmcia.c

#include "ixj-ver.h"

#include <linux/module.h>

#include <linux/init.h>
#include <linux/kernel.h>	/* printk() */
#include <linux/fs.h>		/* everything... */
#include <linux/errno.h>	/* error codes */
#include <linux/slab.h>

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

#include "ixj.h"

/*
 *	PCMCIA service support for Quicknet cards
 */
 

typedef struct ixj_info_t {
	int ndev;
	dev_node_t node;
	struct ixj *port;
} ixj_info_t;

static void ixj_detach(struct pcmcia_device *p_dev);
static int ixj_config(struct pcmcia_device * link);
static void ixj_cs_release(struct pcmcia_device * link);

static int ixj_probe(struct pcmcia_device *p_dev)
{
	dev_dbg(&p_dev->dev, "ixj_attach()\n");
	/* Create new ixj device */
	p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
	p_dev->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
	p_dev->io.IOAddrLines = 3;
	p_dev->conf.IntType = INT_MEMORY_AND_IO;
	p_dev->priv = kzalloc(sizeof(struct ixj_info_t), GFP_KERNEL);
	if (!p_dev->priv) {
		return -ENOMEM;
	}

	return ixj_config(p_dev);
}

static void ixj_detach(struct pcmcia_device *link)
{
	dev_dbg(&link->dev, "ixj_detach\n");

	ixj_cs_release(link);

        kfree(link->priv);
}

static void ixj_get_serial(struct pcmcia_device * link, IXJ * j)
{
	char *str;
	int i, place;
	dev_dbg(&link->dev, "ixj_get_serial\n");

	str = link->prod_id[0];
	if (!str)
		goto failed;
	printk("%s", str);
	str = link->prod_id[1];
	if (!str)
		goto failed;
	printk(" %s", str);
	str = link->prod_id[2];
	if (!str)
		goto failed;
	place = 1;
	for (i = strlen(str) - 1; i >= 0; i--) {
		switch (str[i]) {
		case '0':
		case '1':
		case '2':
		case '3':
		case '4':
		case '5':
		case '6':
		case '7':
		case '8':
		case '9':
			j->serial += (str[i] - 48) * place;
			break;
		case 'A':
		case 'B':
		case 'C':
		case 'D':
		case 'E':
		case 'F':
			j->serial += (str[i] - 55) * place;
			break;
		case 'a':
		case 'b':
		case 'c':
		case 'd':
		case 'e':
		case 'f':
			j->serial += (str[i] - 87) * place;
			break;
		}
		place = place * 0x10;
	}
	str = link->prod_id[3];
	if (!str)
		goto failed;
	printk(" version %s\n", str);
failed:
	return;
}

static int ixj_config_check(struct pcmcia_device *p_dev,
			    cistpl_cftable_entry_t *cfg,
			    cistpl_cftable_entry_t *dflt,
			    unsigned int vcc,
			    void *priv_data)
{
	if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
		cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
		p_dev->io.BasePort1 = io->win[0].base;
		p_dev->io.NumPorts1 = io->win[0].len;
		if (io->nwin == 2) {
			p_dev->io.BasePort2 = io->win[1].base;
			p_dev->io.NumPorts2 = io->win[1].len;
		}
		if (!pcmcia_request_io(p_dev, &p_dev->io))
			return 0;
	}
	return -ENODEV;
}

static int ixj_config(struct pcmcia_device * link)
{
	IXJ *j;
	ixj_info_t *info;
	cistpl_cftable_entry_t dflt = { 0 };

	info = link->priv;
	dev_dbg(&link->dev, "ixj_config\n");

	if (pcmcia_loop_config(link, ixj_config_check, &dflt))
		goto failed;

	if (pcmcia_request_configuration(link, &link->conf))
		goto failed;

	/*
 	 *	Register the card with the core.
	 */
	j = ixj_pcmcia_probe(link->io.BasePort1, link->io.BasePort1 + 0x10);

	info->ndev = 1;
	info->node.major = PHONE_MAJOR;
	link->dev_node = &info->node;
	ixj_get_serial(link, j);
	return 0;

failed:
	ixj_cs_release(link);
	return -ENODEV;
}

static void ixj_cs_release(struct pcmcia_device *link)
{
	ixj_info_t *info = link->priv;
	dev_dbg(&link->dev, "ixj_cs_release\n");
	info->ndev = 0;
	pcmcia_disable_device(link);
}

static struct pcmcia_device_id ixj_ids[] = {
	PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600),
	PCMCIA_DEVICE_NULL
};
MODULE_DEVICE_TABLE(pcmcia, ixj_ids);

static struct pcmcia_driver ixj_driver = {
	.owner		= THIS_MODULE,
	.drv		= {
		.name	= "ixj_cs",
	},
	.probe		= ixj_probe,
	.remove		= ixj_detach,
	.id_table	= ixj_ids,
};

static int __init ixj_pcmcia_init(void)
{
	return pcmcia_register_driver(&ixj_driver);
}

static void ixj_pcmcia_exit(void)
{
	pcmcia_unregister_driver(&ixj_driver);
}

module_init(ixj_pcmcia_init);
module_exit(ixj_pcmcia_exit);

MODULE_LICENSE("GPL");
Commit	Line	Data
1da177e4 LT	1	#include "ixj-ver.h"
	2
	3	#include <linux/module.h>
	4
	5	#include <linux/init.h>
1da177e4 LT	6	#include <linux/kernel.h> /* printk() */
	7	#include <linux/fs.h> /* everything... */
	8	#include <linux/errno.h> /* error codes */
	9	#include <linux/slab.h>
	10
1da177e4 LT	11	#include <pcmcia/cs_types.h>
	12	#include <pcmcia/cs.h>
	13	#include <pcmcia/cistpl.h>
	14	#include <pcmcia/ds.h>
	15
	16	#include "ixj.h"
	17
	18	/*
	19	* PCMCIA service support for Quicknet cards
	20	*/
	21
1da177e4 LT	22
	23	typedef struct ixj_info_t {
	24	int ndev;
	25	dev_node_t node;
	26	struct ixj *port;
	27	} ixj_info_t;
	28
cc3b4866	29	static void ixj_detach(struct pcmcia_device *p_dev);
15b99ac1	30	static int ixj_config(struct pcmcia_device * link);
fba395ee	31	static void ixj_cs_release(struct pcmcia_device * link);
1da177e4	32
15b99ac1	33	static int ixj_probe(struct pcmcia_device *p_dev)
1da177e4	34	{
9b44de20	35	dev_dbg(&p_dev->dev, "ixj_attach()\n");
1da177e4	36	/* Create new ixj device */
fd238232 DB	37	p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
	38	p_dev->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
	39	p_dev->io.IOAddrLines = 3;
	40	p_dev->conf.IntType = INT_MEMORY_AND_IO;
dd00cc48	41	p_dev->priv = kzalloc(sizeof(struct ixj_info_t), GFP_KERNEL);
fd238232	42	if (!p_dev->priv) {
f8cfa618	43	return -ENOMEM;
1da177e4	44	}
f8cfa618	45
15b99ac1	46	return ixj_config(p_dev);
1da177e4 LT	47	}
1da177e4 LT	48
fba395ee	49	static void ixj_detach(struct pcmcia_device *link)
1da177e4	50	{
9b44de20	51	dev_dbg(&link->dev, "ixj_detach\n");
b4635811	52
e2d40963	53	ixj_cs_release(link);
cc3b4866	54
1da177e4	55	kfree(link->priv);
1da177e4 LT	56	}
1da177e4 LT	57
fba395ee	58	static void ixj_get_serial(struct pcmcia_device * link, IXJ * j)
1da177e4	59	{
1da177e4	60	char *str;
a9606fd3	61	int i, place;
9b44de20	62	dev_dbg(&link->dev, "ixj_get_serial\n");
a9606fd3 DB	63
	64	str = link->prod_id[0];
	65	if (!str)
9b44de20	66	goto failed;
1da177e4	67	printk("%s", str);
a9606fd3 DB	68	str = link->prod_id[1];
a9606fd3 DB	69	if (!str)
9b44de20	70	goto failed;
1da177e4	71	printk(" %s", str);
a9606fd3 DB	72	str = link->prod_id[2];
a9606fd3 DB	73	if (!str)
9b44de20	74	goto failed;
1da177e4 LT	75	place = 1;
	76	for (i = strlen(str) - 1; i >= 0; i--) {
	77	switch (str[i]) {
	78	case '0':
	79	case '1':
	80	case '2':
	81	case '3':
	82	case '4':
	83	case '5':
	84	case '6':
	85	case '7':
	86	case '8':
	87	case '9':
	88	j->serial += (str[i] - 48) * place;
	89	break;
	90	case 'A':
	91	case 'B':
	92	case 'C':
	93	case 'D':
	94	case 'E':
	95	case 'F':
	96	j->serial += (str[i] - 55) * place;
	97	break;
	98	case 'a':
	99	case 'b':
	100	case 'c':
	101	case 'd':
	102	case 'e':
	103	case 'f':
	104	j->serial += (str[i] - 87) * place;
	105	break;
	106	}
	107	place = place * 0x10;
	108	}
a9606fd3 DB	109	str = link->prod_id[3];
a9606fd3 DB	110	if (!str)
9b44de20	111	goto failed;
1da177e4	112	printk(" version %s\n", str);
9b44de20	113	failed:
1da177e4 LT	114	return;
	115	}
	116
84e2d340 DB	117	static int ixj_config_check(struct pcmcia_device *p_dev,
84e2d340 DB	118	cistpl_cftable_entry_t *cfg,
8e2fc39d	119	cistpl_cftable_entry_t *dflt,
ad913c11	120	unsigned int vcc,
84e2d340 DB	121	void *priv_data)
84e2d340 DB	122	{
84e2d340 DB	123	if ((cfg->io.nwin > 0) \|\| (dflt->io.nwin > 0)) {
84e2d340 DB	124	cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
84e2d340 DB	125	p_dev->io.BasePort1 = io->win[0].base;
	126	p_dev->io.NumPorts1 = io->win[0].len;
	127	if (io->nwin == 2) {
	128	p_dev->io.BasePort2 = io->win[1].base;
	129	p_dev->io.NumPorts2 = io->win[1].len;
	130	}
8e2fc39d	131	if (!pcmcia_request_io(p_dev, &p_dev->io))
84e2d340 DB	132	return 0;
	133	}
	134	return -ENODEV;
	135	}
	136
15b99ac1	137	static int ixj_config(struct pcmcia_device * link)
1da177e4 LT	138	{
1da177e4 LT	139	IXJ *j;
1da177e4	140	ixj_info_t *info;
84e2d340 DB	141	cistpl_cftable_entry_t dflt = { 0 };
84e2d340 DB	142
1da177e4	143	info = link->priv;
9b44de20	144	dev_dbg(&link->dev, "ixj_config\n");
1da177e4	145
84e2d340	146	if (pcmcia_loop_config(link, ixj_config_check, &dflt))
9b44de20	147	goto failed;
84e2d340 DB	148
84e2d340 DB	149	if (pcmcia_request_configuration(link, &link->conf))
9b44de20	150	goto failed;
1da177e4 LT	151
	152	/*
	153	* Register the card with the core.
84e2d340 DB	154	*/
84e2d340 DB	155	j = ixj_pcmcia_probe(link->io.BasePort1, link->io.BasePort1 + 0x10);
1da177e4 LT	156
	157	info->ndev = 1;
	158	info->node.major = PHONE_MAJOR;
fd238232	159	link->dev_node = &info->node;
1da177e4	160	ixj_get_serial(link, j);
15b99ac1	161	return 0;
84e2d340	162
9b44de20	163	failed:
1da177e4	164	ixj_cs_release(link);
15b99ac1	165	return -ENODEV;
1da177e4 LT	166	}
1da177e4 LT	167
fba395ee	168	static void ixj_cs_release(struct pcmcia_device *link)
1da177e4 LT	169	{
1da177e4 LT	170	ixj_info_t *info = link->priv;
9b44de20	171	dev_dbg(&link->dev, "ixj_cs_release\n");
1da177e4	172	info->ndev = 0;
fba395ee	173	pcmcia_disable_device(link);
1da177e4 LT	174	}
1da177e4 LT	175
07081273 DB	176	static struct pcmcia_device_id ixj_ids[] = {
	177	PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600),
	178	PCMCIA_DEVICE_NULL
	179	};
	180	MODULE_DEVICE_TABLE(pcmcia, ixj_ids);
	181
1da177e4 LT	182	static struct pcmcia_driver ixj_driver = {
	183	.owner = THIS_MODULE,
	184	.drv = {
	185	.name = "ixj_cs",
	186	},
15b99ac1	187	.probe = ixj_probe,
cc3b4866	188	.remove = ixj_detach,
07081273	189	.id_table = ixj_ids,
1da177e4 LT	190	};
	191
	192	static int __init ixj_pcmcia_init(void)
	193	{
	194	return pcmcia_register_driver(&ixj_driver);
	195	}
	196
	197	static void ixj_pcmcia_exit(void)
	198	{
	199	pcmcia_unregister_driver(&ixj_driver);
1da177e4 LT	200	}
	201
	202	module_init(ixj_pcmcia_init);
	203	module_exit(ixj_pcmcia_exit);
	204
	205	MODULE_LICENSE("GPL");