Version:  2.0.40 2.2.26 2.4.37 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17

Linux/sound/isa/sb/sb16.c

  1 /*
  2  *  Driver for SoundBlaster 16/AWE32/AWE64 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 <asm/dma.h>
 23 #include <linux/init.h>
 24 #include <linux/pnp.h>
 25 #include <linux/err.h>
 26 #include <linux/isa.h>
 27 #include <linux/module.h>
 28 #include <sound/core.h>
 29 #include <sound/sb.h>
 30 #include <sound/sb16_csp.h>
 31 #include <sound/mpu401.h>
 32 #include <sound/opl3.h>
 33 #include <sound/emu8000.h>
 34 #include <sound/seq_device.h>
 35 #define SNDRV_LEGACY_FIND_FREE_IRQ
 36 #define SNDRV_LEGACY_FIND_FREE_DMA
 37 #include <sound/initval.h>
 38 
 39 #ifdef SNDRV_SBAWE
 40 #define PFX "sbawe: "
 41 #else
 42 #define PFX "sb16: "
 43 #endif
 44 
 45 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
 46 MODULE_LICENSE("GPL");
 47 #ifndef SNDRV_SBAWE
 48 MODULE_DESCRIPTION("Sound Blaster 16");
 49 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 16},"
 50                 "{Creative Labs,SB Vibra16S},"
 51                 "{Creative Labs,SB Vibra16C},"
 52                 "{Creative Labs,SB Vibra16CL},"
 53                 "{Creative Labs,SB Vibra16X}}");
 54 #else
 55 MODULE_DESCRIPTION("Sound Blaster AWE");
 56 MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB AWE 32},"
 57                 "{Creative Labs,SB AWE 64},"
 58                 "{Creative Labs,SB AWE 64 Gold}}");
 59 #endif
 60 
 61 #if 0
 62 #define SNDRV_DEBUG_IRQ
 63 #endif
 64 
 65 #if defined(SNDRV_SBAWE) && (defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE)))
 66 #define SNDRV_SBAWE_EMU8000
 67 #endif
 68 
 69 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
 70 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
 71 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
 72 #ifdef CONFIG_PNP
 73 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
 74 #endif
 75 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* 0x220,0x240,0x260,0x280 */
 76 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x330,0x300 */
 77 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
 78 #ifdef SNDRV_SBAWE_EMU8000
 79 static long awe_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
 80 #endif
 81 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 5,7,9,10 */
 82 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3 */
 83 static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;      /* 5,6,7 */
 84 static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
 85 #ifdef CONFIG_SND_SB16_CSP
 86 static int csp[SNDRV_CARDS];
 87 #endif
 88 #ifdef SNDRV_SBAWE_EMU8000
 89 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
 90 #endif
 91 
 92 module_param_array(index, int, NULL, 0444);
 93 MODULE_PARM_DESC(index, "Index value for SoundBlaster 16 soundcard.");
 94 module_param_array(id, charp, NULL, 0444);
 95 MODULE_PARM_DESC(id, "ID string for SoundBlaster 16 soundcard.");
 96 module_param_array(enable, bool, NULL, 0444);
 97 MODULE_PARM_DESC(enable, "Enable SoundBlaster 16 soundcard.");
 98 #ifdef CONFIG_PNP
 99 module_param_array(isapnp, bool, NULL, 0444);
100 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
101 #endif
102 module_param_array(port, long, NULL, 0444);
103 MODULE_PARM_DESC(port, "Port # for SB16 driver.");
104 module_param_array(mpu_port, long, NULL, 0444);
105 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for SB16 driver.");
106 module_param_array(fm_port, long, NULL, 0444);
107 MODULE_PARM_DESC(fm_port, "FM port # for SB16 PnP driver.");
108 #ifdef SNDRV_SBAWE_EMU8000
109 module_param_array(awe_port, long, NULL, 0444);
110 MODULE_PARM_DESC(awe_port, "AWE port # for SB16 PnP driver.");
111 #endif
112 module_param_array(irq, int, NULL, 0444);
113 MODULE_PARM_DESC(irq, "IRQ # for SB16 driver.");
114 module_param_array(dma8, int, NULL, 0444);
115 MODULE_PARM_DESC(dma8, "8-bit DMA # for SB16 driver.");
116 module_param_array(dma16, int, NULL, 0444);
117 MODULE_PARM_DESC(dma16, "16-bit DMA # for SB16 driver.");
118 module_param_array(mic_agc, int, NULL, 0444);
119 MODULE_PARM_DESC(mic_agc, "Mic Auto-Gain-Control switch.");
120 #ifdef CONFIG_SND_SB16_CSP
121 module_param_array(csp, int, NULL, 0444);
122 MODULE_PARM_DESC(csp, "ASP/CSP chip support.");
123 #endif
124 #ifdef SNDRV_SBAWE_EMU8000
125 module_param_array(seq_ports, int, NULL, 0444);
126 MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth.");
127 #endif
128 
129 #ifdef CONFIG_PNP
130 static int isa_registered;
131 static int pnp_registered;
132 #endif
133 
134 struct snd_card_sb16 {
135         struct resource *fm_res;        /* used to block FM i/o region for legacy cards */
136         struct snd_sb *chip;
137 #ifdef CONFIG_PNP
138         int dev_no;
139         struct pnp_dev *dev;
140 #ifdef SNDRV_SBAWE_EMU8000
141         struct pnp_dev *devwt;
142 #endif
143 #endif
144 };
145 
146 #ifdef CONFIG_PNP
147 
148 static struct pnp_card_device_id snd_sb16_pnpids[] = {
149 #ifndef SNDRV_SBAWE
150         /* Sound Blaster 16 PnP */
151         { .id = "CTL0024", .devs = { { "CTL0031" } } },
152         /* Sound Blaster 16 PnP */
153         { .id = "CTL0025", .devs = { { "CTL0031" } } },
154         /* Sound Blaster 16 PnP */
155         { .id = "CTL0026", .devs = { { "CTL0031" } } },
156         /* Sound Blaster 16 PnP */
157         { .id = "CTL0027", .devs = { { "CTL0031" } } },
158         /* Sound Blaster 16 PnP */
159         { .id = "CTL0028", .devs = { { "CTL0031" } } },
160         /* Sound Blaster 16 PnP */
161         { .id = "CTL0029", .devs = { { "CTL0031" } } },
162         /* Sound Blaster 16 PnP */
163         { .id = "CTL002a", .devs = { { "CTL0031" } } },
164         /* Sound Blaster 16 PnP */
165         /* Note: This card has also a CTL0051:StereoEnhance device!!! */
166         { .id = "CTL002b", .devs = { { "CTL0031" } } },
167         /* Sound Blaster 16 PnP */
168         { .id = "CTL002c", .devs = { { "CTL0031" } } },
169         /* Sound Blaster Vibra16S */
170         { .id = "CTL0051", .devs = { { "CTL0001" } } },
171         /* Sound Blaster Vibra16C */
172         { .id = "CTL0070", .devs = { { "CTL0001" } } },
173         /* Sound Blaster Vibra16CL - added by ctm@ardi.com */
174         { .id = "CTL0080", .devs = { { "CTL0041" } } },
175         /* Sound Blaster 16 'value' PnP. It says model ct4130 on the pcb, */
176         /* but ct4131 on a sticker on the board.. */
177         { .id = "CTL0086", .devs = { { "CTL0041" } } },
178         /* Sound Blaster Vibra16X */
179         { .id = "CTL00f0", .devs = { { "CTL0043" } } },
180         /* Sound Blaster 16 (Virtual PC 2004) */
181         { .id = "tBA03b0", .devs = { {.id="PNPb003" } } },
182 #else  /* SNDRV_SBAWE defined */
183         /* Sound Blaster AWE 32 PnP */
184         { .id = "CTL0035", .devs = { { "CTL0031" }, { "CTL0021" } } },
185         /* Sound Blaster AWE 32 PnP */
186         { .id = "CTL0039", .devs = { { "CTL0031" }, { "CTL0021" } } },
187         /* Sound Blaster AWE 32 PnP */
188         { .id = "CTL0042", .devs = { { "CTL0031" }, { "CTL0021" } } },
189         /* Sound Blaster AWE 32 PnP */
190         { .id = "CTL0043", .devs = { { "CTL0031" }, { "CTL0021" } } },
191         /* Sound Blaster AWE 32 PnP */
192         /* Note: This card has also a CTL0051:StereoEnhance device!!! */
193         { .id = "CTL0044", .devs = { { "CTL0031" }, { "CTL0021" } } },
194         /* Sound Blaster AWE 32 PnP */
195         /* Note: This card has also a CTL0051:StereoEnhance device!!! */
196         { .id = "CTL0045", .devs = { { "CTL0031" }, { "CTL0021" } } },
197         /* Sound Blaster AWE 32 PnP */
198         { .id = "CTL0046", .devs = { { "CTL0031" }, { "CTL0021" } } },
199         /* Sound Blaster AWE 32 PnP */
200         { .id = "CTL0047", .devs = { { "CTL0031" }, { "CTL0021" } } },
201         /* Sound Blaster AWE 32 PnP */
202         { .id = "CTL0048", .devs = { { "CTL0031" }, { "CTL0021" } } },
203         /* Sound Blaster AWE 32 PnP */
204         { .id = "CTL0054", .devs = { { "CTL0031" }, { "CTL0021" } } },
205         /* Sound Blaster AWE 32 PnP */
206         { .id = "CTL009a", .devs = { { "CTL0041" }, { "CTL0021" } } },
207         /* Sound Blaster AWE 32 PnP */
208         { .id = "CTL009c", .devs = { { "CTL0041" }, { "CTL0021" } } },
209         /* Sound Blaster 32 PnP */
210         { .id = "CTL009f", .devs = { { "CTL0041" }, { "CTL0021" } } },
211         /* Sound Blaster AWE 64 PnP */
212         { .id = "CTL009d", .devs = { { "CTL0042" }, { "CTL0022" } } },
213         /* Sound Blaster AWE 64 PnP Gold */
214         { .id = "CTL009e", .devs = { { "CTL0044" }, { "CTL0023" } } },
215         /* Sound Blaster AWE 64 PnP Gold */
216         { .id = "CTL00b2", .devs = { { "CTL0044" }, { "CTL0023" } } },
217         /* Sound Blaster AWE 64 PnP */
218         { .id = "CTL00c1", .devs = { { "CTL0042" }, { "CTL0022" } } },
219         /* Sound Blaster AWE 64 PnP */
220         { .id = "CTL00c3", .devs = { { "CTL0045" }, { "CTL0022" } } },
221         /* Sound Blaster AWE 64 PnP */
222         { .id = "CTL00c5", .devs = { { "CTL0045" }, { "CTL0022" } } },
223         /* Sound Blaster AWE 64 PnP */
224         { .id = "CTL00c7", .devs = { { "CTL0045" }, { "CTL0022" } } },
225         /* Sound Blaster AWE 64 PnP */
226         { .id = "CTL00e4", .devs = { { "CTL0045" }, { "CTL0022" } } },
227         /* Sound Blaster AWE 64 PnP */
228         { .id = "CTL00e9", .devs = { { "CTL0045" }, { "CTL0022" } } },
229         /* Sound Blaster 16 PnP (AWE) */
230         { .id = "CTL00ed", .devs = { { "CTL0041" }, { "CTL0070" } } },
231         /* Generic entries */
232         { .id = "CTLXXXX" , .devs = { { "CTL0031" }, { "CTL0021" } } },
233         { .id = "CTLXXXX" , .devs = { { "CTL0041" }, { "CTL0021" } } },
234         { .id = "CTLXXXX" , .devs = { { "CTL0042" }, { "CTL0022" } } },
235         { .id = "CTLXXXX" , .devs = { { "CTL0044" }, { "CTL0023" } } },
236         { .id = "CTLXXXX" , .devs = { { "CTL0045" }, { "CTL0022" } } },
237 #endif /* SNDRV_SBAWE */
238         { .id = "", }
239 };
240 
241 MODULE_DEVICE_TABLE(pnp_card, snd_sb16_pnpids);
242 
243 #endif /* CONFIG_PNP */
244 
245 #ifdef SNDRV_SBAWE_EMU8000
246 #define DRIVER_NAME     "snd-card-sbawe"
247 #else
248 #define DRIVER_NAME     "snd-card-sb16"
249 #endif
250 
251 #ifdef CONFIG_PNP
252 
253 static int snd_card_sb16_pnp(int dev, struct snd_card_sb16 *acard,
254                              struct pnp_card_link *card,
255                              const struct pnp_card_device_id *id)
256 {
257         struct pnp_dev *pdev;
258         int err;
259 
260         acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
261         if (acard->dev == NULL)
262                 return -ENODEV; 
263 
264 #ifdef SNDRV_SBAWE_EMU8000
265         acard->devwt = pnp_request_card_device(card, id->devs[1].id, acard->dev);
266 #endif
267         /* Audio initialization */
268         pdev = acard->dev;
269 
270         err = pnp_activate_dev(pdev); 
271         if (err < 0) { 
272                 snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n"); 
273                 return err; 
274         } 
275         port[dev] = pnp_port_start(pdev, 0);
276         mpu_port[dev] = pnp_port_start(pdev, 1);
277         fm_port[dev] = pnp_port_start(pdev, 2);
278         dma8[dev] = pnp_dma(pdev, 0);
279         dma16[dev] = pnp_dma(pdev, 1);
280         irq[dev] = pnp_irq(pdev, 0);
281         snd_printdd("pnp SB16: port=0x%lx, mpu port=0x%lx, fm port=0x%lx\n",
282                         port[dev], mpu_port[dev], fm_port[dev]);
283         snd_printdd("pnp SB16: dma1=%i, dma2=%i, irq=%i\n",
284                         dma8[dev], dma16[dev], irq[dev]);
285 #ifdef SNDRV_SBAWE_EMU8000
286         /* WaveTable initialization */
287         pdev = acard->devwt;
288         if (pdev != NULL) {
289                 err = pnp_activate_dev(pdev); 
290                 if (err < 0) { 
291                         goto __wt_error; 
292                 } 
293                 awe_port[dev] = pnp_port_start(pdev, 0);
294                 snd_printdd("pnp SB16: wavetable port=0x%llx\n",
295                                 (unsigned long long)pnp_port_start(pdev, 0));
296         } else {
297 __wt_error:
298                 if (pdev) {
299                         pnp_release_card_device(pdev);
300                         snd_printk(KERN_ERR PFX "WaveTable pnp configure failure\n");
301                 }
302                 acard->devwt = NULL;
303                 awe_port[dev] = -1;
304         }
305 #endif
306         return 0;
307 }
308 
309 #endif /* CONFIG_PNP */
310 
311 static void snd_sb16_free(struct snd_card *card)
312 {
313         struct snd_card_sb16 *acard = card->private_data;
314         
315         if (acard == NULL)
316                 return;
317         release_and_free_resource(acard->fm_res);
318 }
319 
320 #ifdef CONFIG_PNP
321 #define is_isapnp_selected(dev)         isapnp[dev]
322 #else
323 #define is_isapnp_selected(dev)         0
324 #endif
325 
326 static int snd_sb16_card_new(struct device *devptr, int dev,
327                              struct snd_card **cardp)
328 {
329         struct snd_card *card;
330         int err;
331 
332         err = snd_card_new(devptr, index[dev], id[dev], THIS_MODULE,
333                            sizeof(struct snd_card_sb16), &card);
334         if (err < 0)
335                 return err;
336         card->private_free = snd_sb16_free;
337         *cardp = card;
338         return 0;
339 }
340 
341 static int snd_sb16_probe(struct snd_card *card, int dev)
342 {
343         int xirq, xdma8, xdma16;
344         struct snd_sb *chip;
345         struct snd_card_sb16 *acard = card->private_data;
346         struct snd_opl3 *opl3;
347         struct snd_hwdep *synth = NULL;
348 #ifdef CONFIG_SND_SB16_CSP
349         struct snd_hwdep *xcsp = NULL;
350 #endif
351         unsigned long flags;
352         int err;
353 
354         xirq = irq[dev];
355         xdma8 = dma8[dev];
356         xdma16 = dma16[dev];
357 
358         if ((err = snd_sbdsp_create(card,
359                                     port[dev],
360                                     xirq,
361                                     snd_sb16dsp_interrupt,
362                                     xdma8,
363                                     xdma16,
364                                     SB_HW_AUTO,
365                                     &chip)) < 0)
366                 return err;
367 
368         acard->chip = chip;
369         if (chip->hardware != SB_HW_16) {
370                 snd_printk(KERN_ERR PFX "SB 16 chip was not detected at 0x%lx\n", port[dev]);
371                 return -ENODEV;
372         }
373         chip->mpu_port = mpu_port[dev];
374         if (! is_isapnp_selected(dev) && (err = snd_sb16dsp_configure(chip)) < 0)
375                 return err;
376 
377         if ((err = snd_sb16dsp_pcm(chip, 0, &chip->pcm)) < 0)
378                 return err;
379 
380         strcpy(card->driver,
381 #ifdef SNDRV_SBAWE_EMU8000
382                         awe_port[dev] > 0 ? "SB AWE" :
383 #endif
384                         "SB16");
385         strcpy(card->shortname, chip->name);
386         sprintf(card->longname, "%s at 0x%lx, irq %i, dma ",
387                 chip->name,
388                 chip->port,
389                 xirq);
390         if (xdma8 >= 0)
391                 sprintf(card->longname + strlen(card->longname), "%d", xdma8);
392         if (xdma16 >= 0)
393                 sprintf(card->longname + strlen(card->longname), "%s%d",
394                         xdma8 >= 0 ? "&" : "", xdma16);
395 
396         if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) {
397                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB,
398                                                chip->mpu_port,
399                                                MPU401_INFO_IRQ_HOOK, -1,
400                                                &chip->rmidi)) < 0)
401                         return err;
402                 chip->rmidi_callback = snd_mpu401_uart_interrupt;
403         }
404 
405 #ifdef SNDRV_SBAWE_EMU8000
406         if (awe_port[dev] == SNDRV_AUTO_PORT)
407                 awe_port[dev] = 0; /* disable */
408 #endif
409 
410         if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
411                 if (snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
412                                     OPL3_HW_OPL3,
413                                     acard->fm_res != NULL || fm_port[dev] == port[dev],
414                                     &opl3) < 0) {
415                         snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
416                                    fm_port[dev], fm_port[dev] + 2);
417                 } else {
418 #ifdef SNDRV_SBAWE_EMU8000
419                         int seqdev = awe_port[dev] > 0 ? 2 : 1;
420 #else
421                         int seqdev = 1;
422 #endif
423                         if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0)
424                                 return err;
425                 }
426         }
427 
428         if ((err = snd_sbmixer_new(chip)) < 0)
429                 return err;
430 
431 #ifdef CONFIG_SND_SB16_CSP
432         /* CSP chip on SB16ASP/AWE32 */
433         if ((chip->hardware == SB_HW_16) && csp[dev]) {
434                 snd_sb_csp_new(chip, synth != NULL ? 1 : 0, &xcsp);
435                 if (xcsp) {
436                         chip->csp = xcsp->private_data;
437                         chip->hardware = SB_HW_16CSP;
438                 } else {
439                         snd_printk(KERN_INFO PFX "warning - CSP chip not detected on soundcard #%i\n", dev + 1);
440                 }
441         }
442 #endif
443 #ifdef SNDRV_SBAWE_EMU8000
444         if (awe_port[dev] > 0) {
445                 if ((err = snd_emu8000_new(card, 1, awe_port[dev],
446                                            seq_ports[dev], NULL)) < 0) {
447                         snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]);
448 
449                         return err;
450                 }
451         }
452 #endif
453 
454         /* setup Mic AGC */
455         spin_lock_irqsave(&chip->mixer_lock, flags);
456         snd_sbmixer_write(chip, SB_DSP4_MIC_AGC,
457                 (snd_sbmixer_read(chip, SB_DSP4_MIC_AGC) & 0x01) |
458                 (mic_agc[dev] ? 0x00 : 0x01));
459         spin_unlock_irqrestore(&chip->mixer_lock, flags);
460 
461         if ((err = snd_card_register(card)) < 0)
462                 return err;
463 
464         return 0;
465 }
466 
467 #ifdef CONFIG_PM
468 static int snd_sb16_suspend(struct snd_card *card, pm_message_t state)
469 {
470         struct snd_card_sb16 *acard = card->private_data;
471         struct snd_sb *chip = acard->chip;
472 
473         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
474         snd_pcm_suspend_all(chip->pcm);
475         snd_sbmixer_suspend(chip);
476         return 0;
477 }
478 
479 static int snd_sb16_resume(struct snd_card *card)
480 {
481         struct snd_card_sb16 *acard = card->private_data;
482         struct snd_sb *chip = acard->chip;
483 
484         snd_sbdsp_reset(chip);
485         snd_sbmixer_resume(chip);
486         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
487         return 0;
488 }
489 #endif
490 
491 static int snd_sb16_isa_probe1(int dev, struct device *pdev)
492 {
493         struct snd_card_sb16 *acard;
494         struct snd_card *card;
495         int err;
496 
497         err = snd_sb16_card_new(pdev, dev, &card);
498         if (err < 0)
499                 return err;
500 
501         acard = card->private_data;
502         /* non-PnP FM port address is hardwired with base port address */
503         fm_port[dev] = port[dev];
504         /* block the 0x388 port to avoid PnP conflicts */
505         acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
506 #ifdef SNDRV_SBAWE_EMU8000
507         /* non-PnP AWE port address is hardwired with base port address */
508         awe_port[dev] = port[dev] + 0x400;
509 #endif
510 
511         if ((err = snd_sb16_probe(card, dev)) < 0) {
512                 snd_card_free(card);
513                 return err;
514         }
515         dev_set_drvdata(pdev, card);
516         return 0;
517 }
518 
519 
520 static int snd_sb16_isa_match(struct device *pdev, unsigned int dev)
521 {
522         return enable[dev] && !is_isapnp_selected(dev);
523 }
524 
525 static int snd_sb16_isa_probe(struct device *pdev, unsigned int dev)
526 {
527         int err;
528         static int possible_irqs[] = {5, 9, 10, 7, -1};
529         static int possible_dmas8[] = {1, 3, 0, -1};
530         static int possible_dmas16[] = {5, 6, 7, -1};
531 
532         if (irq[dev] == SNDRV_AUTO_IRQ) {
533                 if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
534                         snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
535                         return -EBUSY;
536                 }
537         }
538         if (dma8[dev] == SNDRV_AUTO_DMA) {
539                 if ((dma8[dev] = snd_legacy_find_free_dma(possible_dmas8)) < 0) {
540                         snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n");
541                         return -EBUSY;
542                 }
543         }
544         if (dma16[dev] == SNDRV_AUTO_DMA) {
545                 if ((dma16[dev] = snd_legacy_find_free_dma(possible_dmas16)) < 0) {
546                         snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n");
547                         return -EBUSY;
548                 }
549         }
550 
551         if (port[dev] != SNDRV_AUTO_PORT)
552                 return snd_sb16_isa_probe1(dev, pdev);
553         else {
554                 static int possible_ports[] = {0x220, 0x240, 0x260, 0x280};
555                 int i;
556                 for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
557                         port[dev] = possible_ports[i];
558                         err = snd_sb16_isa_probe1(dev, pdev);
559                         if (! err)
560                                 return 0;
561                 }
562                 return err;
563         }
564 }
565 
566 static int snd_sb16_isa_remove(struct device *pdev, unsigned int dev)
567 {
568         snd_card_free(dev_get_drvdata(pdev));
569         return 0;
570 }
571 
572 #ifdef CONFIG_PM
573 static int snd_sb16_isa_suspend(struct device *dev, unsigned int n,
574                                 pm_message_t state)
575 {
576         return snd_sb16_suspend(dev_get_drvdata(dev), state);
577 }
578 
579 static int snd_sb16_isa_resume(struct device *dev, unsigned int n)
580 {
581         return snd_sb16_resume(dev_get_drvdata(dev));
582 }
583 #endif
584 
585 #ifdef SNDRV_SBAWE
586 #define DEV_NAME "sbawe"
587 #else
588 #define DEV_NAME "sb16"
589 #endif
590 
591 static struct isa_driver snd_sb16_isa_driver = {
592         .match          = snd_sb16_isa_match,
593         .probe          = snd_sb16_isa_probe,
594         .remove         = snd_sb16_isa_remove,
595 #ifdef CONFIG_PM
596         .suspend        = snd_sb16_isa_suspend,
597         .resume         = snd_sb16_isa_resume,
598 #endif
599         .driver         = {
600                 .name   = DEV_NAME
601         },
602 };
603 
604 
605 #ifdef CONFIG_PNP
606 static int snd_sb16_pnp_detect(struct pnp_card_link *pcard,
607                                const struct pnp_card_device_id *pid)
608 {
609         static int dev;
610         struct snd_card *card;
611         int res;
612 
613         for ( ; dev < SNDRV_CARDS; dev++) {
614                 if (!enable[dev] || !isapnp[dev])
615                         continue;
616                 res = snd_sb16_card_new(&pcard->card->dev, dev, &card);
617                 if (res < 0)
618                         return res;
619                 if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 ||
620                     (res = snd_sb16_probe(card, dev)) < 0) {
621                         snd_card_free(card);
622                         return res;
623                 }
624                 pnp_set_card_drvdata(pcard, card);
625                 dev++;
626                 return 0;
627         }
628 
629         return -ENODEV;
630 }
631 
632 static void snd_sb16_pnp_remove(struct pnp_card_link *pcard)
633 {
634         snd_card_free(pnp_get_card_drvdata(pcard));
635         pnp_set_card_drvdata(pcard, NULL);
636 }
637 
638 #ifdef CONFIG_PM
639 static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
640 {
641         return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state);
642 }
643 static int snd_sb16_pnp_resume(struct pnp_card_link *pcard)
644 {
645         return snd_sb16_resume(pnp_get_card_drvdata(pcard));
646 }
647 #endif
648 
649 static struct pnp_card_driver sb16_pnpc_driver = {
650         .flags = PNP_DRIVER_RES_DISABLE,
651 #ifdef SNDRV_SBAWE
652         .name = "sbawe",
653 #else
654         .name = "sb16",
655 #endif
656         .id_table = snd_sb16_pnpids,
657         .probe = snd_sb16_pnp_detect,
658         .remove = snd_sb16_pnp_remove,
659 #ifdef CONFIG_PM
660         .suspend = snd_sb16_pnp_suspend,
661         .resume = snd_sb16_pnp_resume,
662 #endif
663 };
664 
665 #endif /* CONFIG_PNP */
666 
667 static int __init alsa_card_sb16_init(void)
668 {
669         int err;
670 
671         err = isa_register_driver(&snd_sb16_isa_driver, SNDRV_CARDS);
672 #ifdef CONFIG_PNP
673         if (!err)
674                 isa_registered = 1;
675 
676         err = pnp_register_card_driver(&sb16_pnpc_driver);
677         if (!err)
678                 pnp_registered = 1;
679 
680         if (isa_registered)
681                 err = 0;
682 #endif
683         return err;
684 }
685 
686 static void __exit alsa_card_sb16_exit(void)
687 {
688 #ifdef CONFIG_PNP
689         if (pnp_registered)
690                 pnp_unregister_card_driver(&sb16_pnpc_driver);
691         if (isa_registered)
692 #endif
693                 isa_unregister_driver(&snd_sb16_isa_driver);
694 }
695 
696 module_init(alsa_card_sb16_init)
697 module_exit(alsa_card_sb16_exit)
698 

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