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Linux/sound/isa/gus/gusextreme.c

  1 /*
  2  *  Driver for Gravis UltraSound Extreme soundcards
  3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  4  *
  5  *
  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.
 10  *
 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.
 15  *
 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
 19  *
 20  */
 21 
 22 #include <linux/init.h>
 23 #include <linux/err.h>
 24 #include <linux/isa.h>
 25 #include <linux/delay.h>
 26 #include <linux/time.h>
 27 #include <linux/module.h>
 28 #include <asm/dma.h>
 29 #include <sound/core.h>
 30 #include <sound/gus.h>
 31 #include <sound/es1688.h>
 32 #include <sound/mpu401.h>
 33 #include <sound/opl3.h>
 34 #define SNDRV_LEGACY_AUTO_PROBE
 35 #define SNDRV_LEGACY_FIND_FREE_IRQ
 36 #define SNDRV_LEGACY_FIND_FREE_DMA
 37 #include <sound/initval.h>
 38 
 39 #define CRD_NAME "Gravis UltraSound Extreme"
 40 #define DEV_NAME "gusextreme"
 41 
 42 MODULE_DESCRIPTION(CRD_NAME);
 43 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
 44 MODULE_LICENSE("GPL");
 45 MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
 46 
 47 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
 48 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
 49 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
 50 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* 0x220,0x240,0x260 */
 51 static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
 52 static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
 53 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 5,7,9,10 */
 54 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 5,7,9,10 */
 55 static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,3,5,9,11,12,15 */
 56 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3 */
 57 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
 58 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
 59                                 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
 60 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
 61 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
 62 
 63 module_param_array(index, int, NULL, 0444);
 64 MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
 65 module_param_array(id, charp, NULL, 0444);
 66 MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
 67 module_param_array(enable, bool, NULL, 0444);
 68 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
 69 module_param_array(port, long, NULL, 0444);
 70 MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
 71 module_param_array(gf1_port, long, NULL, 0444);
 72 MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
 73 module_param_array(mpu_port, long, NULL, 0444);
 74 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
 75 module_param_array(irq, int, NULL, 0444);
 76 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
 77 module_param_array(mpu_irq, int, NULL, 0444);
 78 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
 79 module_param_array(gf1_irq, int, NULL, 0444);
 80 MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
 81 module_param_array(dma8, int, NULL, 0444);
 82 MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
 83 module_param_array(dma1, int, NULL, 0444);
 84 MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " driver.");
 85 module_param_array(joystick_dac, int, NULL, 0444);
 86 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
 87 module_param_array(channels, int, NULL, 0444);
 88 MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
 89 module_param_array(pcm_channels, int, NULL, 0444);
 90 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
 91 
 92 static int snd_gusextreme_match(struct device *dev, unsigned int n)
 93 {
 94         return enable[n];
 95 }
 96 
 97 static int snd_gusextreme_es1688_create(struct snd_card *card,
 98                                         struct snd_es1688 *chip,
 99                                         struct device *dev, unsigned int n)
100 {
101         static long possible_ports[] = {0x220, 0x240, 0x260};
102         static int possible_irqs[] = {5, 9, 10, 7, -1};
103         static int possible_dmas[] = {1, 3, 0, -1};
104 
105         int i, error;
106 
107         if (irq[n] == SNDRV_AUTO_IRQ) {
108                 irq[n] = snd_legacy_find_free_irq(possible_irqs);
109                 if (irq[n] < 0) {
110                         dev_err(dev, "unable to find a free IRQ for ES1688\n");
111                         return -EBUSY;
112                 }
113         }
114         if (dma8[n] == SNDRV_AUTO_DMA) {
115                 dma8[n] = snd_legacy_find_free_dma(possible_dmas);
116                 if (dma8[n] < 0) {
117                         dev_err(dev, "unable to find a free DMA for ES1688\n");
118                         return -EBUSY;
119                 }
120         }
121 
122         if (port[n] != SNDRV_AUTO_PORT)
123                 return snd_es1688_create(card, chip, port[n], mpu_port[n],
124                                 irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
125 
126         i = 0;
127         do {
128                 port[n] = possible_ports[i];
129                 error = snd_es1688_create(card, chip, port[n], mpu_port[n],
130                                 irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
131         } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
132 
133         return error;
134 }
135 
136 static int snd_gusextreme_gus_card_create(struct snd_card *card,
137                                           struct device *dev, unsigned int n,
138                                           struct snd_gus_card **rgus)
139 {
140         static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
141         static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
142 
143         if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
144                 gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
145                 if (gf1_irq[n] < 0) {
146                         dev_err(dev, "unable to find a free IRQ for GF1\n");
147                         return -EBUSY;
148                 }
149         }
150         if (dma1[n] == SNDRV_AUTO_DMA) {
151                 dma1[n] = snd_legacy_find_free_dma(possible_dmas);
152                 if (dma1[n] < 0) {
153                         dev_err(dev, "unable to find a free DMA for GF1\n");
154                         return -EBUSY;
155                 }
156         }
157         return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
158                         0, channels[n], pcm_channels[n], 0, rgus);
159 }
160 
161 static int snd_gusextreme_detect(struct snd_gus_card *gus,
162                                  struct snd_es1688 *es1688)
163 {
164         unsigned long flags;
165         unsigned char d;
166 
167         /*
168          * This is main stuff - enable access to GF1 chip...
169          * I'm not sure, if this will work for card which have
170          * ES1688 chip in another place than 0x220.
171          *
172          * I used reverse-engineering in DOSEMU. [--jk]
173          *
174          * ULTRINIT.EXE:
175          * 0x230 = 0,2,3
176          * 0x240 = 2,0,1
177          * 0x250 = 2,0,3
178          * 0x260 = 2,2,1
179          */
180 
181         spin_lock_irqsave(&es1688->mixer_lock, flags);
182         snd_es1688_mixer_write(es1688, 0x40, 0x0b);     /* don't change!!! */
183         spin_unlock_irqrestore(&es1688->mixer_lock, flags);
184 
185         spin_lock_irqsave(&es1688->reg_lock, flags);
186         outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
187         outb(0, 0x201);
188         outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
189         outb(0, 0x201);
190         outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
191         spin_unlock_irqrestore(&es1688->reg_lock, flags);
192 
193         udelay(100);
194 
195         snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0);   /* reset GF1 */
196         if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
197                 snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
198                 return -EIO;
199         }
200         udelay(160);
201         snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1);   /* release reset */
202         udelay(160);
203         if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
204                 snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
205                 return -EIO;
206         }
207 
208         return 0;
209 }
210 
211 static int snd_gusextreme_mixer(struct snd_card *card)
212 {
213         struct snd_ctl_elem_id id1, id2;
214         int error;
215 
216         memset(&id1, 0, sizeof(id1));
217         memset(&id2, 0, sizeof(id2));
218         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
219 
220         /* reassign AUX to SYNTHESIZER */
221         strcpy(id1.name, "Aux Playback Volume");
222         strcpy(id2.name, "Synth Playback Volume");
223         error = snd_ctl_rename_id(card, &id1, &id2);
224         if (error < 0)
225                 return error;
226 
227         /* reassign Master Playback Switch to Synth Playback Switch */
228         strcpy(id1.name, "Master Playback Switch");
229         strcpy(id2.name, "Synth Playback Switch");
230         error = snd_ctl_rename_id(card, &id1, &id2);
231         if (error < 0)
232                 return error;
233 
234         return 0;
235 }
236 
237 static int snd_gusextreme_probe(struct device *dev, unsigned int n)
238 {
239         struct snd_card *card;
240         struct snd_gus_card *gus;
241         struct snd_es1688 *es1688;
242         struct snd_opl3 *opl3;
243         int error;
244 
245         error = snd_card_new(dev, index[n], id[n], THIS_MODULE,
246                              sizeof(struct snd_es1688), &card);
247         if (error < 0)
248                 return error;
249 
250         es1688 = card->private_data;
251 
252         if (mpu_port[n] == SNDRV_AUTO_PORT)
253                 mpu_port[n] = 0;
254 
255         if (mpu_irq[n] > 15)
256                 mpu_irq[n] = -1;
257 
258         error = snd_gusextreme_es1688_create(card, es1688, dev, n);
259         if (error < 0)
260                 goto out;
261 
262         if (gf1_port[n] < 0)
263                 gf1_port[n] = es1688->port + 0x20;
264 
265         error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
266         if (error < 0)
267                 goto out;
268 
269         error = snd_gusextreme_detect(gus, es1688);
270         if (error < 0)
271                 goto out;
272 
273         gus->joystick_dac = joystick_dac[n];
274 
275         error = snd_gus_initialize(gus);
276         if (error < 0)
277                 goto out;
278 
279         error = -ENODEV;
280         if (!gus->ess_flag) {
281                 dev_err(dev, "GUS Extreme soundcard was not "
282                         "detected at 0x%lx\n", gus->gf1.port);
283                 goto out;
284         }
285         gus->codec_flag = 1;
286 
287         error = snd_es1688_pcm(card, es1688, 0, NULL);
288         if (error < 0)
289                 goto out;
290 
291         error = snd_es1688_mixer(card, es1688);
292         if (error < 0)
293                 goto out;
294 
295         snd_component_add(card, "ES1688");
296 
297         if (pcm_channels[n] > 0) {
298                 error = snd_gf1_pcm_new(gus, 1, 1, NULL);
299                 if (error < 0)
300                         goto out;
301         }
302 
303         error = snd_gf1_new_mixer(gus);
304         if (error < 0)
305                 goto out;
306 
307         error = snd_gusextreme_mixer(card);
308         if (error < 0)
309                 goto out;
310 
311         if (snd_opl3_create(card, es1688->port, es1688->port + 2,
312                         OPL3_HW_OPL3, 0, &opl3) < 0)
313                 dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
314         else {
315                 error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
316                 if (error < 0)
317                         goto out;
318         }
319 
320         if (es1688->mpu_port >= 0x300) {
321                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
322                                 es1688->mpu_port, 0, mpu_irq[n], NULL);
323                 if (error < 0)
324                         goto out;
325         }
326 
327         sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
328                 "irq %i&%i, dma %i&%i", es1688->port,
329                 gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
330 
331         error = snd_card_register(card);
332         if (error < 0)
333                 goto out;
334 
335         dev_set_drvdata(dev, card);
336         return 0;
337 
338 out:    snd_card_free(card);
339         return error;
340 }
341 
342 static int snd_gusextreme_remove(struct device *dev, unsigned int n)
343 {
344         snd_card_free(dev_get_drvdata(dev));
345         return 0;
346 }
347 
348 static struct isa_driver snd_gusextreme_driver = {
349         .match          = snd_gusextreme_match,
350         .probe          = snd_gusextreme_probe,
351         .remove         = snd_gusextreme_remove,
352 #if 0   /* FIXME */
353         .suspend        = snd_gusextreme_suspend,
354         .resume         = snd_gusextreme_resume,
355 #endif
356         .driver         = {
357                 .name   = DEV_NAME
358         }
359 };
360 
361 static int __init alsa_card_gusextreme_init(void)
362 {
363         return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
364 }
365 
366 static void __exit alsa_card_gusextreme_exit(void)
367 {
368         isa_unregister_driver(&snd_gusextreme_driver);
369 }
370 
371 module_init(alsa_card_gusextreme_init);
372 module_exit(alsa_card_gusextreme_exit);
373 

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