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21#include <sound/core.h>
22#include <linux/slab.h>
23#include <linux/moduleparam.h>
24#include <pcmcia/ciscode.h>
25#include <pcmcia/cisreg.h>
26#include "pdaudiocf.h"
27#include <sound/initval.h>
28#include <linux/init.h>
29
30
31
32
33#define CARD_NAME "PDAudio-CF"
34
35MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
36MODULE_DESCRIPTION("Sound Core " CARD_NAME);
37MODULE_LICENSE("GPL");
38MODULE_SUPPORTED_DEVICE("{{Sound Core," CARD_NAME "}}");
39
40static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
41static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
42static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
43
44module_param_array(index, int, NULL, 0444);
45MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
46module_param_array(id, charp, NULL, 0444);
47MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
48module_param_array(enable, bool, NULL, 0444);
49MODULE_PARM_DESC(enable, "Enable " CARD_NAME " soundcard.");
50
51
52
53
54static struct snd_card *card_list[SNDRV_CARDS];
55
56
57
58
59static int pdacf_config(struct pcmcia_device *link);
60static void snd_pdacf_detach(struct pcmcia_device *p_dev);
61
62static void pdacf_release(struct pcmcia_device *link)
63{
64 pcmcia_disable_device(link);
65}
66
67
68
69
70static int snd_pdacf_free(struct snd_pdacf *pdacf)
71{
72 struct pcmcia_device *link = pdacf->p_dev;
73
74 pdacf_release(link);
75
76 card_list[pdacf->index] = NULL;
77 pdacf->card = NULL;
78
79 kfree(pdacf);
80 return 0;
81}
82
83static int snd_pdacf_dev_free(struct snd_device *device)
84{
85 struct snd_pdacf *chip = device->device_data;
86 return snd_pdacf_free(chip);
87}
88
89
90
91
92static int snd_pdacf_probe(struct pcmcia_device *link)
93{
94 int i, err;
95 struct snd_pdacf *pdacf;
96 struct snd_card *card;
97 static struct snd_device_ops ops = {
98 .dev_free = snd_pdacf_dev_free,
99 };
100
101 snd_printdd(KERN_DEBUG "pdacf_attach called\n");
102
103 for (i = 0; i < SNDRV_CARDS; i++) {
104 if (! card_list[i])
105 break;
106 }
107 if (i >= SNDRV_CARDS) {
108 snd_printk(KERN_ERR "pdacf: too many cards found\n");
109 return -EINVAL;
110 }
111 if (! enable[i])
112 return -ENODEV;
113
114
115 err = snd_card_create(index[i], id[i], THIS_MODULE, 0, &card);
116 if (err < 0) {
117 snd_printk(KERN_ERR "pdacf: cannot create a card instance\n");
118 return err;
119 }
120
121 pdacf = snd_pdacf_create(card);
122 if (!pdacf) {
123 snd_card_free(card);
124 return -ENOMEM;
125 }
126
127 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, pdacf, &ops);
128 if (err < 0) {
129 kfree(pdacf);
130 snd_card_free(card);
131 return err;
132 }
133
134 snd_card_set_dev(card, &handle_to_dev(link));
135
136 pdacf->index = i;
137 card_list[i] = card;
138
139 pdacf->p_dev = link;
140 link->priv = pdacf;
141
142 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
143 link->io.NumPorts1 = 16;
144
145 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT | IRQ_FORCED_PULSE;
146
147
148 link->irq.IRQInfo1 = 0 ;
149 link->irq.Handler = pdacf_interrupt;
150 link->irq.Instance = pdacf;
151 link->conf.Attributes = CONF_ENABLE_IRQ;
152 link->conf.IntType = INT_MEMORY_AND_IO;
153 link->conf.ConfigIndex = 1;
154 link->conf.Present = PRESENT_OPTION;
155
156 return pdacf_config(link);
157}
158
159
160
161
162
163
164
165
166
167
168
169
170static int snd_pdacf_assign_resources(struct snd_pdacf *pdacf, int port, int irq)
171{
172 int err;
173 struct snd_card *card = pdacf->card;
174
175 snd_printdd(KERN_DEBUG "pdacf assign resources: port = 0x%x, irq = %d\n", port, irq);
176 pdacf->port = port;
177 pdacf->irq = irq;
178 pdacf->chip_status |= PDAUDIOCF_STAT_IS_CONFIGURED;
179
180 err = snd_pdacf_ak4117_create(pdacf);
181 if (err < 0)
182 return err;
183
184 strcpy(card->driver, "PDAudio-CF");
185 sprintf(card->shortname, "Core Sound %s", card->driver);
186 sprintf(card->longname, "%s at 0x%x, irq %i",
187 card->shortname, port, irq);
188
189 err = snd_pdacf_pcm_new(pdacf);
190 if (err < 0)
191 return err;
192
193 if ((err = snd_card_register(card)) < 0)
194 return err;
195
196 return 0;
197}
198
199
200
201
202
203static void snd_pdacf_detach(struct pcmcia_device *link)
204{
205 struct snd_pdacf *chip = link->priv;
206
207 snd_printdd(KERN_DEBUG "pdacf_detach called\n");
208
209 if (chip->chip_status & PDAUDIOCF_STAT_IS_CONFIGURED)
210 snd_pdacf_powerdown(chip);
211 chip->chip_status |= PDAUDIOCF_STAT_IS_STALE;
212 snd_card_disconnect(chip->card);
213 snd_card_free_when_closed(chip->card);
214}
215
216
217
218
219
220static int pdacf_config(struct pcmcia_device *link)
221{
222 struct snd_pdacf *pdacf = link->priv;
223 int ret;
224
225 snd_printdd(KERN_DEBUG "pdacf_config called\n");
226 link->conf.ConfigIndex = 0x5;
227
228 ret = pcmcia_request_io(link, &link->io);
229 if (ret)
230 goto failed;
231
232 ret = pcmcia_request_irq(link, &link->irq);
233 if (ret)
234 goto failed;
235
236 ret = pcmcia_request_configuration(link, &link->conf);
237 if (ret)
238 goto failed;
239
240 if (snd_pdacf_assign_resources(pdacf, link->io.BasePort1, link->irq.AssignedIRQ) < 0)
241 goto failed;
242
243 link->dev_node = &pdacf->node;
244 return 0;
245
246failed:
247 pcmcia_disable_device(link);
248 return -ENODEV;
249}
250
251#ifdef CONFIG_PM
252
253static int pdacf_suspend(struct pcmcia_device *link)
254{
255 struct snd_pdacf *chip = link->priv;
256
257 snd_printdd(KERN_DEBUG "SUSPEND\n");
258 if (chip) {
259 snd_printdd(KERN_DEBUG "snd_pdacf_suspend calling\n");
260 snd_pdacf_suspend(chip, PMSG_SUSPEND);
261 }
262
263 return 0;
264}
265
266static int pdacf_resume(struct pcmcia_device *link)
267{
268 struct snd_pdacf *chip = link->priv;
269
270 snd_printdd(KERN_DEBUG "RESUME\n");
271 if (pcmcia_dev_present(link)) {
272 if (chip) {
273 snd_printdd(KERN_DEBUG "calling snd_pdacf_resume\n");
274 snd_pdacf_resume(chip);
275 }
276 }
277 snd_printdd(KERN_DEBUG "resume done!\n");
278
279 return 0;
280}
281
282#endif
283
284
285
286
287static struct pcmcia_device_id snd_pdacf_ids[] = {
288
289 PCMCIA_DEVICE_PROD_ID12("Core Sound","PDAudio-CF",0x396d19d2,0x71717b49),
290 PCMCIA_DEVICE_NULL
291};
292MODULE_DEVICE_TABLE(pcmcia, snd_pdacf_ids);
293
294static struct pcmcia_driver pdacf_cs_driver = {
295 .owner = THIS_MODULE,
296 .drv = {
297 .name = "snd-pdaudiocf",
298 },
299 .probe = snd_pdacf_probe,
300 .remove = snd_pdacf_detach,
301 .id_table = snd_pdacf_ids,
302#ifdef CONFIG_PM
303 .suspend = pdacf_suspend,
304 .resume = pdacf_resume,
305#endif
306
307};
308
309static int __init init_pdacf(void)
310{
311 return pcmcia_register_driver(&pdacf_cs_driver);
312}
313
314static void __exit exit_pdacf(void)
315{
316 pcmcia_unregister_driver(&pdacf_cs_driver);
317}
318
319module_init(init_pdacf);
320module_exit(exit_pdacf);
321