2 * Driver for generic ESS AudioDrive ESx688 soundcards
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/time.h>
26 #include <linux/wait.h>
27 #include <sound/core.h>
28 #include <sound/es1688.h>
29 #include <sound/mpu401.h>
30 #include <sound/opl3.h>
31 #define SNDRV_LEGACY_AUTO_PROBE
32 #define SNDRV_LEGACY_FIND_FREE_IRQ
33 #define SNDRV_LEGACY_FIND_FREE_DMA
35 #include <sound/initval.h>
37 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
38 MODULE_DESCRIPTION("ESS ESx688 AudioDrive");
39 MODULE_LICENSE("GPL");
40 MODULE_CLASSES("{sound}");
41 MODULE_DEVICES("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100},"
42 "{ESS,ES1688 PnP AudioDrive,pnp:ESS0102},"
43 "{ESS,ES688 AudioDrive,pnp:ESS6881},"
44 "{ESS,ES1688 AudioDrive,pnp:ESS1681}}");
46 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
47 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
48 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
49 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
50 static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
51 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
52 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
53 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
55 MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
56 MODULE_PARM_DESC(index, "Index value for ESx688 soundcard.");
57 MODULE_PARM_SYNTAX(index, SNDRV_INDEX_DESC);
58 MODULE_PARM(id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
59 MODULE_PARM_DESC(id, "ID string for ESx688 soundcard.");
60 MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC);
61 MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
62 MODULE_PARM_DESC(enable, "Enable ESx688 soundcard.");
63 MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC);
64 MODULE_PARM(port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
65 MODULE_PARM_DESC(port, "Port # for ESx688 driver.");
66 MODULE_PARM_SYNTAX(port, SNDRV_PORT12_DESC);
67 MODULE_PARM(mpu_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
68 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ESx688 driver.");
69 MODULE_PARM_SYNTAX(mpu_port, SNDRV_PORT12_DESC);
70 MODULE_PARM(irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
71 MODULE_PARM_DESC(irq, "IRQ # for ESx688 driver.");
72 MODULE_PARM_SYNTAX(irq, SNDRV_IRQ_DESC);
73 MODULE_PARM(mpu_irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
74 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for ESx688 driver.");
75 MODULE_PARM_SYNTAX(mpu_irq, SNDRV_IRQ_DESC);
76 MODULE_PARM(dma8, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
77 MODULE_PARM_DESC(dma8, "8-bit DMA # for ESx688 driver.");
78 MODULE_PARM_SYNTAX(dma8, SNDRV_DMA8_DESC);
80 static snd_card_t *snd_audiodrive_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
83 static int __init snd_audiodrive_probe(int dev)
85 static int possible_irqs[] = {5, 9, 10, 7, -1};
86 static int possible_dmas[] = {1, 3, 0, -1};
87 int xirq, xdma, xmpu_irq;
94 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
99 if (xirq == SNDRV_AUTO_IRQ) {
100 if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
102 snd_printk("unable to find a free IRQ\n");
106 xmpu_irq = mpu_irq[dev];
108 if (xdma == SNDRV_AUTO_DMA) {
109 if ((xdma = snd_legacy_find_free_dma(possible_dmas)) < 0) {
111 snd_printk("unable to find a free DMA\n");
116 if ((err = snd_es1688_create(card, port[dev], mpu_port[dev],
117 xirq, xmpu_irq, xdma,
118 ES1688_HW_AUTO, &chip)) < 0) {
122 if ((err = snd_es1688_pcm(chip, 0, &pcm)) < 0) {
126 if ((err = snd_es1688_mixer(chip)) < 0) {
131 strcpy(card->driver, "ES1688");
132 strcpy(card->shortname, pcm->name);
133 sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name, chip->port, xirq, xdma);
135 if ((snd_opl3_create(card, chip->port, chip->port + 2, OPL3_HW_OPL3, 0, &opl3)) < 0) {
136 printk(KERN_ERR "es1688: opl3 not detected at 0x%lx\n", chip->port);
138 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
144 if (xmpu_irq >= 0 && xmpu_irq != SNDRV_AUTO_IRQ && chip->mpu_port > 0) {
145 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
154 if ((err = snd_card_register(card)) < 0) {
158 snd_audiodrive_cards[dev] = card;
163 static int __init snd_audiodrive_legacy_auto_probe(unsigned long xport)
168 for ( ; dev < SNDRV_CARDS; dev++) {
169 if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT)
172 res = snd_audiodrive_probe(dev);
174 port[dev] = SNDRV_AUTO_PORT;
180 static int __init alsa_card_es1688_init(void)
182 static unsigned long possible_ports[] = {0x220, 0x240, 0x260, -1};
183 int dev, cards = 0, i;
185 for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++) {
186 if (port[dev] == SNDRV_AUTO_PORT)
188 if (snd_audiodrive_probe(dev) >= 0)
191 i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_legacy_auto_probe);
197 printk(KERN_ERR "ESS AudioDrive ES1688 soundcard not found or device busy\n");
204 static void __exit alsa_card_es1688_exit(void)
208 for (idx = 0; idx < SNDRV_CARDS; idx++)
209 snd_card_free(snd_audiodrive_cards[idx]);
212 module_init(alsa_card_es1688_init)
213 module_exit(alsa_card_es1688_exit)
217 /* format is: snd-es1688=enable,index,id,
222 static int __init alsa_card_es1688_setup(char *str)
224 static unsigned __initdata nr_dev = 0;
226 if (nr_dev >= SNDRV_CARDS)
228 (void)(get_option(&str,&enable[nr_dev]) == 2 &&
229 get_option(&str,&index[nr_dev]) == 2 &&
230 get_id(&str,&id[nr_dev]) == 2 &&
231 get_option_long(&str,&port[nr_dev]) == 2 &&
232 get_option_long(&str,&mpu_port[nr_dev]) == 2 &&
233 get_option(&str,&irq[nr_dev]) == 2 &&
234 get_option(&str,&mpu_irq[nr_dev]) == 2 &&
235 get_option(&str,&dma8[nr_dev]) == 2);
240 __setup("snd-es1688=", alsa_card_es1688_setup);
242 #endif /* ifndef MODULE */