2 * Driver for Gravis UltraSound Classic soundcard
3 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
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>
24 #include <linux/init.h>
25 #include <linux/delay.h>
26 #include <linux/time.h>
27 #include <sound/core.h>
28 #include <sound/gus.h>
29 #define SNDRV_LEGACY_AUTO_PROBE
30 #define SNDRV_LEGACY_FIND_FREE_IRQ
31 #define SNDRV_LEGACY_FIND_FREE_DMA
33 #include <sound/initval.h>
35 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
36 MODULE_DESCRIPTION("Gravis UltraSound Classic");
37 MODULE_LICENSE("GPL");
38 MODULE_CLASSES("{sound}");
39 MODULE_DEVICES("{{Gravis,UltraSound Classic}}");
41 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
42 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
43 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
44 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x230,0x240,0x250,0x260 */
45 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 3,5,9,11,12,15 */
46 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
47 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
48 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
49 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
50 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
51 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
53 MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
54 MODULE_PARM_DESC(index, "Index value for GUS Classic soundcard.");
55 MODULE_PARM_SYNTAX(index, SNDRV_INDEX_DESC);
56 MODULE_PARM(id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
57 MODULE_PARM_DESC(id, "ID string for GUS Classic soundcard.");
58 MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC);
59 MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
60 MODULE_PARM_DESC(enable, "Enable GUS Classic soundcard.");
61 MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC);
62 MODULE_PARM(port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
63 MODULE_PARM_DESC(port, "Port # for GUS Classic driver.");
64 MODULE_PARM_SYNTAX(port, SNDRV_ENABLED ",allows:{{0x220,0x260,0x10}},dialog:list");
65 MODULE_PARM(irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
66 MODULE_PARM_DESC(irq, "IRQ # for GUS Classic driver.");
67 MODULE_PARM_SYNTAX(irq, SNDRV_ENABLED ",allows:{{3},{5},{9},{11},{12},{15}},dialog:list");
68 MODULE_PARM(dma1, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
69 MODULE_PARM_DESC(dma1, "DMA1 # for GUS Classic driver.");
70 MODULE_PARM_SYNTAX(dma1, SNDRV_ENABLED ",allows:{{1},{3},{5},{6},{7}},dialog:list");
71 MODULE_PARM(dma2, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
72 MODULE_PARM_DESC(dma2, "DMA2 # for GUS Classic driver.");
73 MODULE_PARM_SYNTAX(dma2, SNDRV_ENABLED ",allows:{{1},{3},{5},{6},{7}},dialog:list");
74 MODULE_PARM(joystick_dac, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
75 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for GUS Classic driver.");
76 MODULE_PARM_SYNTAX(joystick_dac, SNDRV_ENABLED ",allows:{{0,31}}");
77 MODULE_PARM(channels, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
78 MODULE_PARM_DESC(channels, "GF1 channels for GUS Classic driver.");
79 MODULE_PARM_SYNTAX(channels, SNDRV_ENABLED ",allows:{{14,32}}");
80 MODULE_PARM(pcm_channels, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
81 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS Classic driver.");
82 MODULE_PARM_SYNTAX(pcm_channels, SNDRV_ENABLED ",allows:{{2,16}}");
84 static snd_card_t *snd_gusclassic_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
87 static int __init snd_gusclassic_detect(snd_gus_card_t * gus)
89 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
90 #ifdef CONFIG_SND_DEBUG_DETECT
94 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
95 snd_printk("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
100 if ((snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET) & 0x07) != 0)
104 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
106 #ifdef CONFIG_SND_DEBUG_DETECT
110 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
111 snd_printk("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
116 if ((snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET) & 0x07) != 1)
123 static void __init snd_gusclassic_init(int dev, snd_gus_card_t * gus)
128 gus->joystick_dac = joystick_dac[dev];
131 static int __init snd_gusclassic_probe(int dev)
133 static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, 4, -1};
134 static int possible_dmas[] = {5, 6, 7, 1, 3, -1};
135 int xirq, xdma1, xdma2;
137 struct snd_gusclassic *guscard;
138 snd_gus_card_t *gus = NULL;
141 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
144 guscard = (struct snd_gusclassic *)card->private_data;
145 if (pcm_channels[dev] < 2)
146 pcm_channels[dev] = 2;
149 if (xirq == SNDRV_AUTO_IRQ) {
150 if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
152 snd_printk("unable to find a free IRQ\n");
157 if (xdma1 == SNDRV_AUTO_DMA) {
158 if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
160 snd_printk("unable to find a free DMA1\n");
165 if (xdma2 == SNDRV_AUTO_DMA) {
166 if ((xdma2 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
168 snd_printk("unable to find a free DMA2\n");
174 if ((err = snd_gus_create(card,
177 0, channels[dev], pcm_channels[dev],
182 if ((err = snd_gusclassic_detect(gus)) < 0) {
186 snd_gusclassic_init(dev, gus);
187 if ((err = snd_gus_initialize(gus)) < 0) {
191 if (gus->max_flag || gus->ess_flag) {
192 snd_printdd("GUS Classic or ACE soundcard was not detected at 0x%lx\n", gus->gf1.port);
196 if ((err = snd_gf1_new_mixer(gus)) < 0) {
200 if ((err = snd_gf1_pcm_new(gus, 0, 0, NULL)) < 0) {
204 if (!gus->ace_flag) {
205 if ((err = snd_gf1_rawmidi_new(gus, 0, NULL)) < 0) {
210 sprintf(card->longname + strlen(card->longname), " at 0x%lx, irq %d, dma %d", gus->gf1.port, xirq, xdma1);
212 sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
213 if ((err = snd_card_register(card)) < 0) {
217 snd_gusclassic_cards[dev] = card;
221 static int __init snd_gusclassic_legacy_auto_probe(unsigned long xport)
226 for ( ; dev < SNDRV_CARDS; dev++) {
227 if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT)
230 res = snd_gusclassic_probe(dev);
232 port[dev] = SNDRV_AUTO_PORT;
238 static int __init alsa_card_gusclassic_init(void)
240 static unsigned long possible_ports[] = {0x220, 0x230, 0x240, 0x250, 0x260, -1};
243 for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++) {
244 if (port[dev] == SNDRV_AUTO_PORT)
246 if (snd_gusclassic_probe(dev) >= 0)
249 i = snd_legacy_auto_probe(possible_ports, snd_gusclassic_legacy_auto_probe);
255 printk(KERN_ERR "GUS Classic soundcard not found or device busy\n");
262 static void __exit alsa_card_gusclassic_exit(void)
266 for (idx = 0; idx < SNDRV_CARDS; idx++)
267 snd_card_free(snd_gusclassic_cards[idx]);
270 module_init(alsa_card_gusclassic_init)
271 module_exit(alsa_card_gusclassic_exit)
275 /* format is: snd-gusclassic=enable,index,id,
279 channels,pcm_channels */
281 static int __init alsa_card_gusclassic_setup(char *str)
283 static unsigned __initdata nr_dev = 0;
285 if (nr_dev >= SNDRV_CARDS)
287 (void)(get_option(&str,&enable[nr_dev]) == 2 &&
288 get_option(&str,&index[nr_dev]) == 2 &&
289 get_id(&str,&id[nr_dev]) == 2 &&
290 get_option_long(&str,&port[nr_dev]) == 2 &&
291 get_option(&str,&irq[nr_dev]) == 2 &&
292 get_option(&str,&dma1[nr_dev]) == 2 &&
293 get_option(&str,&dma2[nr_dev]) == 2 &&
294 get_option(&str,&joystick_dac[nr_dev]) == 2 &&
295 get_option(&str,&channels[nr_dev]) == 2 &&
296 get_option(&str,&pcm_channels[nr_dev]) == 2);
301 __setup("snd-gusclassic=", alsa_card_gusclassic_setup);
303 #endif /* ifndef MODULE */