2 * Driver for Digigram VXpocket V2/440 soundcards
4 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <sound/driver.h>
23 #include <linux/init.h>
24 #include <linux/moduleparam.h>
25 #include <sound/core.h>
27 #include <pcmcia/ciscode.h>
28 #include <pcmcia/cisreg.h>
29 #include <sound/initval.h>
30 #include <sound/tlv.h>
35 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
36 MODULE_DESCRIPTION("Digigram VXPocket");
37 MODULE_LICENSE("GPL");
38 MODULE_SUPPORTED_DEVICE("{{Digigram,VXPocket},{Digigram,VXPocket440}}");
40 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
41 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
42 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
43 static int ibl[SNDRV_CARDS];
45 module_param_array(index, int, NULL, 0444);
46 MODULE_PARM_DESC(index, "Index value for VXPocket soundcard.");
47 module_param_array(id, charp, NULL, 0444);
48 MODULE_PARM_DESC(id, "ID string for VXPocket soundcard.");
49 module_param_array(enable, bool, NULL, 0444);
50 MODULE_PARM_DESC(enable, "Enable VXPocket soundcard.");
51 module_param_array(ibl, int, NULL, 0444);
52 MODULE_PARM_DESC(ibl, "Capture IBL size for VXPocket soundcard.");
58 static unsigned int card_alloc;
63 static void vxpocket_release(struct pcmcia_device *link)
65 pcmcia_disable_device(link);
69 * destructor, called from snd_card_free_when_closed()
71 static int snd_vxpocket_dev_free(struct snd_device *device)
73 struct vx_core *chip = device->device_data;
75 snd_vx_free_firmware(chip);
82 * Hardware information
88 * 1 programmable clock (NIY)
89 * 1 stereo analog input (line/micro)
90 * 1 stereo analog output
91 * Only output levels can be modified
94 static DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
96 static struct snd_vx_hardware vxpocket_hw = {
98 .type = VX_TYPE_VXPOCKET,
104 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
105 .output_level_db_scale = db_scale_old_vol,
110 * 1 DSP, 1 sync UER, 1 sync World Clock (NIY)
112 * 2 stereo analog input (line/micro)
113 * 2 stereo analog output
114 * Only output levels can be modified
115 * UER, but only for the first two inputs and outputs.
118 static struct snd_vx_hardware vxp440_hw = {
119 .name = "VXPocket440",
120 .type = VX_TYPE_VXP440,
126 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
127 .output_level_db_scale = db_scale_old_vol,
132 * create vxpocket instance
134 static struct snd_vxpocket *snd_vxpocket_new(struct snd_card *card, int ibl,
135 struct pcmcia_device *link)
137 struct vx_core *chip;
138 struct snd_vxpocket *vxp;
139 static struct snd_device_ops ops = {
140 .dev_free = snd_vxpocket_dev_free,
143 chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops,
144 sizeof(struct snd_vxpocket) - sizeof(struct vx_core));
148 if (snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops) < 0) {
152 chip->ibl.size = ibl;
154 vxp = (struct snd_vxpocket *)chip;
159 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
160 link->io.NumPorts1 = 16;
162 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
164 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
165 link->irq.Handler = &snd_vx_irq_handler;
166 link->irq.Instance = chip;
168 link->conf.Attributes = CONF_ENABLE_IRQ;
169 link->conf.IntType = INT_MEMORY_AND_IO;
170 link->conf.ConfigIndex = 1;
171 link->conf.Present = PRESENT_OPTION;
178 * snd_vxpocket_assign_resources - initialize the hardware and card instance.
179 * @port: i/o port for the card
180 * @irq: irq number for the card
182 * this function assigns the specified port and irq, boot the card,
183 * create pcm and control instances, and initialize the rest hardware.
185 * returns 0 if successful, or a negative error code.
187 static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq)
190 struct snd_card *card = chip->card;
191 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
193 snd_printdd(KERN_DEBUG "vxpocket assign resources: port = 0x%x, irq = %d\n", port, irq);
196 sprintf(card->shortname, "Digigram %s", card->driver);
197 sprintf(card->longname, "%s at 0x%x, irq %i",
198 card->shortname, port, irq);
202 if ((err = snd_vx_setup_firmware(chip)) < 0)
210 * configuration callback
213 #define CS_CHECK(fn, ret) \
214 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
216 static int vxpocket_config(struct pcmcia_device *link)
218 struct vx_core *chip = link->priv;
219 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
223 int last_fn, last_ret;
225 snd_printdd(KERN_DEBUG "vxpocket_config called\n");
226 parse = kmalloc(sizeof(*parse), GFP_KERNEL);
228 snd_printk(KERN_ERR "vx: cannot allocate\n");
231 tuple.Attributes = 0;
232 tuple.TupleData = (cisdata_t *)buf;
233 tuple.TupleDataMax = sizeof(buf);
234 tuple.TupleOffset = 0;
235 tuple.DesiredTuple = CISTPL_CONFIG;
236 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
237 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
238 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, parse));
239 link->conf.ConfigBase = parse->config.base;
240 link->conf.Present = parse->config.rmask[0];
242 /* redefine hardware record according to the VERSION1 string */
243 tuple.DesiredTuple = CISTPL_VERS_1;
244 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
245 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
246 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, parse));
247 if (! strcmp(parse->version_1.str + parse->version_1.ofs[1], "VX-POCKET")) {
248 snd_printdd("VX-pocket is detected\n");
250 snd_printdd("VX-pocket 440 is detected\n");
251 /* overwrite the hardware information */
252 chip->hw = &vxp440_hw;
253 chip->type = vxp440_hw.type;
254 strcpy(chip->card->driver, vxp440_hw.name);
257 CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io));
258 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
259 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
261 chip->dev = &handle_to_dev(link);
262 snd_card_set_dev(chip->card, chip->dev);
264 if (snd_vxpocket_assign_resources(chip, link->io.BasePort1, link->irq.AssignedIRQ) < 0)
267 link->dev_node = &vxp->node;
272 cs_error(link, last_fn, last_ret);
274 pcmcia_disable_device(link);
281 static int vxp_suspend(struct pcmcia_device *link)
283 struct vx_core *chip = link->priv;
285 snd_printdd(KERN_DEBUG "SUSPEND\n");
287 snd_printdd(KERN_DEBUG "snd_vx_suspend calling\n");
288 snd_vx_suspend(chip, PMSG_SUSPEND);
294 static int vxp_resume(struct pcmcia_device *link)
296 struct vx_core *chip = link->priv;
298 snd_printdd(KERN_DEBUG "RESUME\n");
299 if (pcmcia_dev_present(link)) {
300 //struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
302 snd_printdd(KERN_DEBUG "calling snd_vx_resume\n");
306 snd_printdd(KERN_DEBUG "resume done!\n");
316 static int vxpocket_probe(struct pcmcia_device *p_dev)
318 struct snd_card *card;
319 struct snd_vxpocket *vxp;
322 /* find an empty slot from the card list */
323 for (i = 0; i < SNDRV_CARDS; i++) {
324 if (! card_alloc & (1 << i))
327 if (i >= SNDRV_CARDS) {
328 snd_printk(KERN_ERR "vxpocket: too many cards found\n");
332 return -ENODEV; /* disabled explicitly */
334 /* ok, create a card instance */
335 card = snd_card_new(index[i], id[i], THIS_MODULE, 0);
337 snd_printk(KERN_ERR "vxpocket: cannot create a card instance\n");
341 vxp = snd_vxpocket_new(card, ibl[i], p_dev);
346 card->private_data = vxp;
349 card_alloc |= 1 << i;
353 return vxpocket_config(p_dev);
356 static void vxpocket_detach(struct pcmcia_device *link)
358 struct snd_vxpocket *vxp;
359 struct vx_core *chip;
365 chip = (struct vx_core *)vxp;
366 card_alloc &= ~(1 << vxp->index);
368 chip->chip_status |= VX_STAT_IS_STALE; /* to be sure */
369 snd_card_disconnect(chip->card);
370 vxpocket_release(link);
371 snd_card_free_when_closed(chip->card);
375 * Module entry points
378 static struct pcmcia_device_id vxp_ids[] = {
379 PCMCIA_DEVICE_MANF_CARD(0x01f1, 0x0100),
382 MODULE_DEVICE_TABLE(pcmcia, vxp_ids);
384 static struct pcmcia_driver vxp_cs_driver = {
385 .owner = THIS_MODULE,
387 .name = "snd-vxpocket",
389 .probe = vxpocket_probe,
390 .remove = vxpocket_detach,
393 .suspend = vxp_suspend,
394 .resume = vxp_resume,
398 static int __init init_vxpocket(void)
400 return pcmcia_register_driver(&vxp_cs_driver);
403 static void __exit exit_vxpocket(void)
405 pcmcia_unregister_driver(&vxp_cs_driver);
408 module_init(init_vxpocket);
409 module_exit(exit_vxpocket);