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 <linux/init.h>
23 #include <linux/moduleparam.h>
24 #include <sound/core.h>
26 #include <pcmcia/ciscode.h>
27 #include <pcmcia/cisreg.h>
28 #include <sound/initval.h>
29 #include <sound/tlv.h>
34 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
35 MODULE_DESCRIPTION("Digigram VXPocket");
36 MODULE_LICENSE("GPL");
37 MODULE_SUPPORTED_DEVICE("{{Digigram,VXPocket},{Digigram,VXPocket440}}");
39 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
40 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
41 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
42 static int ibl[SNDRV_CARDS];
44 module_param_array(index, int, NULL, 0444);
45 MODULE_PARM_DESC(index, "Index value for VXPocket soundcard.");
46 module_param_array(id, charp, NULL, 0444);
47 MODULE_PARM_DESC(id, "ID string for VXPocket soundcard.");
48 module_param_array(enable, bool, NULL, 0444);
49 MODULE_PARM_DESC(enable, "Enable VXPocket soundcard.");
50 module_param_array(ibl, int, NULL, 0444);
51 MODULE_PARM_DESC(ibl, "Capture IBL size for VXPocket soundcard.");
57 static unsigned int card_alloc;
62 static void vxpocket_release(struct pcmcia_device *link)
64 pcmcia_disable_device(link);
68 * destructor, called from snd_card_free_when_closed()
70 static int snd_vxpocket_dev_free(struct snd_device *device)
72 struct vx_core *chip = device->device_data;
74 snd_vx_free_firmware(chip);
81 * Hardware information
87 * 1 programmable clock (NIY)
88 * 1 stereo analog input (line/micro)
89 * 1 stereo analog output
90 * Only output levels can be modified
93 static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
95 static struct snd_vx_hardware vxpocket_hw = {
97 .type = VX_TYPE_VXPOCKET,
103 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
104 .output_level_db_scale = db_scale_old_vol,
109 * 1 DSP, 1 sync UER, 1 sync World Clock (NIY)
111 * 2 stereo analog input (line/micro)
112 * 2 stereo analog output
113 * Only output levels can be modified
114 * UER, but only for the first two inputs and outputs.
117 static struct snd_vx_hardware vxp440_hw = {
118 .name = "VXPocket440",
119 .type = VX_TYPE_VXP440,
125 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
126 .output_level_db_scale = db_scale_old_vol,
131 * create vxpocket instance
133 static int snd_vxpocket_new(struct snd_card *card, int ibl,
134 struct pcmcia_device *link,
135 struct snd_vxpocket **chip_ret)
137 struct vx_core *chip;
138 struct snd_vxpocket *vxp;
139 static struct snd_device_ops ops = {
140 .dev_free = snd_vxpocket_dev_free,
144 chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops,
145 sizeof(struct snd_vxpocket) - sizeof(struct vx_core));
149 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
154 chip->ibl.size = ibl;
156 vxp = (struct snd_vxpocket *)chip;
161 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
162 link->io.NumPorts1 = 16;
164 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
166 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
167 link->irq.Handler = &snd_vx_irq_handler;
168 link->irq.Instance = chip;
170 link->conf.Attributes = CONF_ENABLE_IRQ;
171 link->conf.IntType = INT_MEMORY_AND_IO;
172 link->conf.ConfigIndex = 1;
173 link->conf.Present = PRESENT_OPTION;
181 * snd_vxpocket_assign_resources - initialize the hardware and card instance.
182 * @port: i/o port for the card
183 * @irq: irq number for the card
185 * this function assigns the specified port and irq, boot the card,
186 * create pcm and control instances, and initialize the rest hardware.
188 * returns 0 if successful, or a negative error code.
190 static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq)
193 struct snd_card *card = chip->card;
194 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
196 snd_printdd(KERN_DEBUG "vxpocket assign resources: port = 0x%x, irq = %d\n", port, irq);
199 sprintf(card->shortname, "Digigram %s", card->driver);
200 sprintf(card->longname, "%s at 0x%x, irq %i",
201 card->shortname, port, irq);
205 if ((err = snd_vx_setup_firmware(chip)) < 0)
213 * configuration callback
216 #define CS_CHECK(fn, ret) \
217 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
219 static int vxpocket_config(struct pcmcia_device *link)
221 struct vx_core *chip = link->priv;
222 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
223 int last_fn, last_ret;
225 snd_printdd(KERN_DEBUG "vxpocket_config called\n");
227 /* redefine hardware record according to the VERSION1 string */
228 if (!strcmp(link->prod_id[1], "VX-POCKET")) {
229 snd_printdd("VX-pocket is detected\n");
231 snd_printdd("VX-pocket 440 is detected\n");
232 /* overwrite the hardware information */
233 chip->hw = &vxp440_hw;
234 chip->type = vxp440_hw.type;
235 strcpy(chip->card->driver, vxp440_hw.name);
238 CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io));
239 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
240 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
242 chip->dev = &handle_to_dev(link);
243 snd_card_set_dev(chip->card, chip->dev);
245 if (snd_vxpocket_assign_resources(chip, link->io.BasePort1, link->irq.AssignedIRQ) < 0)
248 link->dev_node = &vxp->node;
252 cs_error(link, last_fn, last_ret);
254 pcmcia_disable_device(link);
260 static int vxp_suspend(struct pcmcia_device *link)
262 struct vx_core *chip = link->priv;
264 snd_printdd(KERN_DEBUG "SUSPEND\n");
266 snd_printdd(KERN_DEBUG "snd_vx_suspend calling\n");
267 snd_vx_suspend(chip, PMSG_SUSPEND);
273 static int vxp_resume(struct pcmcia_device *link)
275 struct vx_core *chip = link->priv;
277 snd_printdd(KERN_DEBUG "RESUME\n");
278 if (pcmcia_dev_present(link)) {
279 //struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
281 snd_printdd(KERN_DEBUG "calling snd_vx_resume\n");
285 snd_printdd(KERN_DEBUG "resume done!\n");
295 static int vxpocket_probe(struct pcmcia_device *p_dev)
297 struct snd_card *card;
298 struct snd_vxpocket *vxp;
301 /* find an empty slot from the card list */
302 for (i = 0; i < SNDRV_CARDS; i++) {
303 if (!(card_alloc & (1 << i)))
306 if (i >= SNDRV_CARDS) {
307 snd_printk(KERN_ERR "vxpocket: too many cards found\n");
311 return -ENODEV; /* disabled explicitly */
313 /* ok, create a card instance */
314 err = snd_card_create(index[i], id[i], THIS_MODULE, 0, &card);
316 snd_printk(KERN_ERR "vxpocket: cannot create a card instance\n");
320 err = snd_vxpocket_new(card, ibl[i], p_dev, &vxp);
325 card->private_data = vxp;
328 card_alloc |= 1 << i;
332 return vxpocket_config(p_dev);
335 static void vxpocket_detach(struct pcmcia_device *link)
337 struct snd_vxpocket *vxp;
338 struct vx_core *chip;
344 chip = (struct vx_core *)vxp;
345 card_alloc &= ~(1 << vxp->index);
347 chip->chip_status |= VX_STAT_IS_STALE; /* to be sure */
348 snd_card_disconnect(chip->card);
349 vxpocket_release(link);
350 snd_card_free_when_closed(chip->card);
354 * Module entry points
357 static struct pcmcia_device_id vxp_ids[] = {
358 PCMCIA_DEVICE_MANF_CARD(0x01f1, 0x0100),
361 MODULE_DEVICE_TABLE(pcmcia, vxp_ids);
363 static struct pcmcia_driver vxp_cs_driver = {
364 .owner = THIS_MODULE,
366 .name = "snd-vxpocket",
368 .probe = vxpocket_probe,
369 .remove = vxpocket_detach,
372 .suspend = vxp_suspend,
373 .resume = vxp_resume,
377 static int __init init_vxpocket(void)
379 return pcmcia_register_driver(&vxp_cs_driver);
382 static void __exit exit_vxpocket(void)
384 pcmcia_unregister_driver(&vxp_cs_driver);
387 module_init(init_vxpocket);
388 module_exit(exit_vxpocket);