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>
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(dev_link_t *link)
64 pcmcia_disable_device(link->handle);
68 * destructor, called from snd_card_free_in_thread()
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 struct snd_vx_hardware vxpocket_hw = {
95 .type = VX_TYPE_VXPOCKET,
101 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
106 * 1 DSP, 1 sync UER, 1 sync World Clock (NIY)
108 * 2 stereo analog input (line/micro)
109 * 2 stereo analog output
110 * Only output levels can be modified
111 * UER, but only for the first two inputs and outputs.
114 static struct snd_vx_hardware vxp440_hw = {
115 .name = "VXPocket440",
116 .type = VX_TYPE_VXP440,
122 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX,
127 * create vxpocket instance
129 static struct snd_vxpocket *snd_vxpocket_new(struct snd_card *card, int ibl,
130 struct pcmcia_device *p_dev)
132 dev_link_t *link; /* Info for cardmgr */
133 struct vx_core *chip;
134 struct snd_vxpocket *vxp;
135 static struct snd_device_ops ops = {
136 .dev_free = snd_vxpocket_dev_free,
139 link = dev_to_instance(p_dev);
141 chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops,
142 sizeof(struct snd_vxpocket) - sizeof(struct vx_core));
146 if (snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops) < 0) {
150 chip->ibl.size = ibl;
152 vxp = (struct snd_vxpocket *)chip;
157 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
158 link->io.NumPorts1 = 16;
160 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
162 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
163 link->irq.Handler = &snd_vx_irq_handler;
164 link->irq.Instance = chip;
166 link->conf.Attributes = CONF_ENABLE_IRQ;
167 link->conf.IntType = INT_MEMORY_AND_IO;
168 link->conf.ConfigIndex = 1;
169 link->conf.Present = PRESENT_OPTION;
176 * snd_vxpocket_assign_resources - initialize the hardware and card instance.
177 * @port: i/o port for the card
178 * @irq: irq number for the card
180 * this function assigns the specified port and irq, boot the card,
181 * create pcm and control instances, and initialize the rest hardware.
183 * returns 0 if successful, or a negative error code.
185 static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq)
188 struct snd_card *card = chip->card;
189 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
191 snd_printdd(KERN_DEBUG "vxpocket assign resources: port = 0x%x, irq = %d\n", port, irq);
194 sprintf(card->shortname, "Digigram %s", card->driver);
195 sprintf(card->longname, "%s at 0x%x, irq %i",
196 card->shortname, port, irq);
200 if ((err = snd_vx_setup_firmware(chip)) < 0)
208 * configuration callback
211 #define CS_CHECK(fn, ret) \
212 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
214 static void vxpocket_config(dev_link_t *link)
216 client_handle_t handle = link->handle;
217 struct vx_core *chip = link->priv;
218 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
222 int last_fn, last_ret;
224 snd_printdd(KERN_DEBUG "vxpocket_config called\n");
225 parse = kmalloc(sizeof(*parse), GFP_KERNEL);
227 snd_printk(KERN_ERR "vx: cannot allocate\n");
230 tuple.Attributes = 0;
231 tuple.TupleData = (cisdata_t *)buf;
232 tuple.TupleDataMax = sizeof(buf);
233 tuple.TupleOffset = 0;
234 tuple.DesiredTuple = CISTPL_CONFIG;
235 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
236 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
237 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, parse));
238 link->conf.ConfigBase = parse->config.base;
239 link->conf.Present = parse->config.rmask[0];
241 /* redefine hardware record according to the VERSION1 string */
242 tuple.DesiredTuple = CISTPL_VERS_1;
243 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
244 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
245 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, parse));
246 if (! strcmp(parse->version_1.str + parse->version_1.ofs[1], "VX-POCKET")) {
247 snd_printdd("VX-pocket is detected\n");
249 snd_printdd("VX-pocket 440 is detected\n");
250 /* overwrite the hardware information */
251 chip->hw = &vxp440_hw;
252 chip->type = vxp440_hw.type;
253 strcpy(chip->card->driver, vxp440_hw.name);
257 link->state |= DEV_CONFIG;
259 CS_CHECK(RequestIO, pcmcia_request_io(handle, &link->io));
260 CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
261 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
263 chip->dev = &handle_to_dev(link->handle);
264 snd_card_set_dev(chip->card, chip->dev);
266 if (snd_vxpocket_assign_resources(chip, link->io.BasePort1, link->irq.AssignedIRQ) < 0)
269 link->dev_node = &vxp->node;
270 link->state &= ~DEV_CONFIG_PENDING;
275 cs_error(link->handle, last_fn, last_ret);
277 pcmcia_disable_device(link->handle);
283 static int vxp_suspend(struct pcmcia_device *dev)
285 dev_link_t *link = dev_to_instance(dev);
286 struct vx_core *chip = link->priv;
288 snd_printdd(KERN_DEBUG "SUSPEND\n");
290 snd_printdd(KERN_DEBUG "snd_vx_suspend calling\n");
291 snd_vx_suspend(chip, PMSG_SUSPEND);
297 static int vxp_resume(struct pcmcia_device *dev)
299 dev_link_t *link = dev_to_instance(dev);
300 struct vx_core *chip = link->priv;
302 snd_printdd(KERN_DEBUG "RESUME\n");
304 //struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
306 snd_printdd(KERN_DEBUG "calling snd_vx_resume\n");
310 snd_printdd(KERN_DEBUG "resume done!\n");
320 static int vxpocket_attach(struct pcmcia_device *p_dev)
322 struct snd_card *card;
323 struct snd_vxpocket *vxp;
326 /* find an empty slot from the card list */
327 for (i = 0; i < SNDRV_CARDS; i++) {
328 if (! card_alloc & (1 << i))
331 if (i >= SNDRV_CARDS) {
332 snd_printk(KERN_ERR "vxpocket: too many cards found\n");
336 return -ENODEV; /* disabled explicitly */
338 /* ok, create a card instance */
339 card = snd_card_new(index[i], id[i], THIS_MODULE, 0);
341 snd_printk(KERN_ERR "vxpocket: cannot create a card instance\n");
345 vxp = snd_vxpocket_new(card, ibl[i], p_dev);
350 card->private_data = vxp;
353 card_alloc |= 1 << i;
356 vxp->p_dev->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
358 vxpocket_config(p_dev);
363 static void vxpocket_detach(struct pcmcia_device *p_dev)
365 dev_link_t *link = dev_to_instance(p_dev);
366 struct snd_vxpocket *vxp;
367 struct vx_core *chip;
373 chip = (struct vx_core *)vxp;
374 card_alloc &= ~(1 << vxp->index);
376 chip->chip_status |= VX_STAT_IS_STALE; /* to be sure */
377 snd_card_disconnect(chip->card);
378 vxpocket_release(link);
379 snd_card_free_in_thread(chip->card);
383 * Module entry points
386 static struct pcmcia_device_id vxp_ids[] = {
387 PCMCIA_DEVICE_MANF_CARD(0x01f1, 0x0100),
390 MODULE_DEVICE_TABLE(pcmcia, vxp_ids);
392 static struct pcmcia_driver vxp_cs_driver = {
393 .owner = THIS_MODULE,
395 .name = "snd-vxpocket",
397 .probe = vxpocket_attach,
398 .remove = vxpocket_detach,
401 .suspend = vxp_suspend,
402 .resume = vxp_resume,
406 static int __init init_vxpocket(void)
408 return pcmcia_register_driver(&vxp_cs_driver);
411 static void __exit exit_vxpocket(void)
413 pcmcia_unregister_driver(&vxp_cs_driver);
416 module_init(init_vxpocket);
417 module_exit(exit_vxpocket);