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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | /* * Driver for generic ESS AudioDrive ESx688 soundcards * Copyright (c) by Jaroslav Kysela <perex@suse.cz> * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include <sound/driver.h> #include <asm/dma.h> #include <linux/init.h> #include <linux/time.h> #include <linux/wait.h> #include <linux/moduleparam.h> #include <sound/core.h> #include <sound/es1688.h> #include <sound/mpu401.h> #include <sound/opl3.h> #define SNDRV_LEGACY_AUTO_PROBE #define SNDRV_LEGACY_FIND_FREE_IRQ #define SNDRV_LEGACY_FIND_FREE_DMA #include <sound/initval.h> MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); MODULE_DESCRIPTION("ESS ESx688 AudioDrive"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100}," "{ESS,ES1688 PnP AudioDrive,pnp:ESS0102}," "{ESS,ES688 AudioDrive,pnp:ESS6881}," "{ESS,ES1688 AudioDrive,pnp:ESS1681}}"); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */ static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1}; static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for ESx688 soundcard."); module_param_array(id, charp, NULL, 0444); MODULE_PARM_DESC(id, "ID string for ESx688 soundcard."); module_param_array(enable, bool, NULL, 0444); MODULE_PARM_DESC(enable, "Enable ESx688 soundcard."); module_param_array(port, long, NULL, 0444); MODULE_PARM_DESC(port, "Port # for ESx688 driver."); module_param_array(mpu_port, long, NULL, 0444); MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ESx688 driver."); module_param_array(irq, int, NULL, 0444); MODULE_PARM_DESC(irq, "IRQ # for ESx688 driver."); module_param_array(mpu_irq, int, NULL, 0444); MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for ESx688 driver."); module_param_array(dma8, int, NULL, 0444); MODULE_PARM_DESC(dma8, "8-bit DMA # for ESx688 driver."); static snd_card_t *snd_audiodrive_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; static int __init snd_audiodrive_probe(int dev) { static int possible_irqs[] = {5, 9, 10, 7, -1}; static int possible_dmas[] = {1, 3, 0, -1}; int xirq, xdma, xmpu_irq; snd_card_t *card; es1688_t *chip; opl3_t *opl3; snd_pcm_t *pcm; int err; card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); if (card == NULL) return -ENOMEM; xirq = irq[dev]; if (xirq == SNDRV_AUTO_IRQ) { if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) { snd_card_free(card); snd_printk("unable to find a free IRQ\n"); return -EBUSY; } } xmpu_irq = mpu_irq[dev]; xdma = dma8[dev]; if (xdma == SNDRV_AUTO_DMA) { if ((xdma = snd_legacy_find_free_dma(possible_dmas)) < 0) { snd_card_free(card); snd_printk("unable to find a free DMA\n"); return -EBUSY; } } if ((err = snd_es1688_create(card, port[dev], mpu_port[dev], xirq, xmpu_irq, xdma, ES1688_HW_AUTO, &chip)) < 0) { snd_card_free(card); return err; } if ((err = snd_es1688_pcm(chip, 0, &pcm)) < 0) { snd_card_free(card); return err; } if ((err = snd_es1688_mixer(chip)) < 0) { snd_card_free(card); return err; } strcpy(card->driver, "ES1688"); strcpy(card->shortname, pcm->name); sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name, chip->port, xirq, xdma); if ((snd_opl3_create(card, chip->port, chip->port + 2, OPL3_HW_OPL3, 0, &opl3)) < 0) { printk(KERN_ERR "es1688: opl3 not detected at 0x%lx\n", chip->port); } else { if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { snd_card_free(card); return err; } } if (xmpu_irq >= 0 && xmpu_irq != SNDRV_AUTO_IRQ && chip->mpu_port > 0) { if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688, chip->mpu_port, 0, xmpu_irq, SA_INTERRUPT, NULL)) < 0) { snd_card_free(card); return err; } } if ((err = snd_card_register(card)) < 0) { snd_card_free(card); return err; } snd_audiodrive_cards[dev] = card; return 0; } static int __init snd_audiodrive_legacy_auto_probe(unsigned long xport) { static int dev; int res; for ( ; dev < SNDRV_CARDS; dev++) { if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT) continue; port[dev] = xport; res = snd_audiodrive_probe(dev); if (res < 0) port[dev] = SNDRV_AUTO_PORT; return res; } return -ENODEV; } static int __init alsa_card_es1688_init(void) { static unsigned long possible_ports[] = {0x220, 0x240, 0x260, -1}; int dev, cards = 0, i; for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++) { if (port[dev] == SNDRV_AUTO_PORT) continue; if (snd_audiodrive_probe(dev) >= 0) cards++; } i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_legacy_auto_probe); if (i > 0) cards += i; if (!cards) { #ifdef MODULE printk(KERN_ERR "ESS AudioDrive ES1688 soundcard not found or device busy\n"); #endif return -ENODEV; } return 0; } static void __exit alsa_card_es1688_exit(void) { int idx; for (idx = 0; idx < SNDRV_CARDS; idx++) snd_card_free(snd_audiodrive_cards[idx]); } module_init(alsa_card_es1688_init) module_exit(alsa_card_es1688_exit) |