--- /dev/null
+/*
+ * Driver for Gravis UltraSound Extreme soundcards
+ * Copyright (c) by Jaroslav Kysela <perex@perex.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 <linux/init.h>
+#include <linux/err.h>
+#include <linux/isa.h>
+#include <linux/delay.h>
+#include <linux/time.h>
+#include <linux/module.h>
+#include <asm/dma.h>
+#include <sound/core.h>
+#include <sound/gus.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>
+
+#define CRD_NAME "Gravis UltraSound Extreme"
+#define DEV_NAME "gusextreme"
+
+MODULE_DESCRIPTION(CRD_NAME);
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
+static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
+static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
+static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
+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 gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */
+static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
+static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
+static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
+ /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
+static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
+static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
+module_param_array(port, long, NULL, 0444);
+MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
+module_param_array(gf1_port, long, NULL, 0444);
+MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
+module_param_array(mpu_port, long, NULL, 0444);
+MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
+module_param_array(irq, int, NULL, 0444);
+MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
+module_param_array(mpu_irq, int, NULL, 0444);
+MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
+module_param_array(gf1_irq, int, NULL, 0444);
+MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
+module_param_array(dma8, int, NULL, 0444);
+MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
+module_param_array(dma1, int, NULL, 0444);
+MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " driver.");
+module_param_array(joystick_dac, int, NULL, 0444);
+MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
+module_param_array(channels, int, NULL, 0444);
+MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
+module_param_array(pcm_channels, int, NULL, 0444);
+MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
+
+static int snd_gusextreme_match(struct device *dev, unsigned int n)
+{
+ return enable[n];
+}
+
+static int snd_gusextreme_es1688_create(struct snd_card *card,
+ struct snd_es1688 *chip,
+ struct device *dev, unsigned int n)
+{
+ static long possible_ports[] = {0x220, 0x240, 0x260};
+ static int possible_irqs[] = {5, 9, 10, 7, -1};
+ static int possible_dmas[] = {1, 3, 0, -1};
+
+ int i, error;
+
+ if (irq[n] == SNDRV_AUTO_IRQ) {
+ irq[n] = snd_legacy_find_free_irq(possible_irqs);
+ if (irq[n] < 0) {
+ dev_err(dev, "unable to find a free IRQ for ES1688\n");
+ return -EBUSY;
+ }
+ }
+ if (dma8[n] == SNDRV_AUTO_DMA) {
+ dma8[n] = snd_legacy_find_free_dma(possible_dmas);
+ if (dma8[n] < 0) {
+ dev_err(dev, "unable to find a free DMA for ES1688\n");
+ return -EBUSY;
+ }
+ }
+
+ if (port[n] != SNDRV_AUTO_PORT)
+ return snd_es1688_create(card, chip, port[n], mpu_port[n],
+ irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
+
+ i = 0;
+ do {
+ port[n] = possible_ports[i];
+ error = snd_es1688_create(card, chip, port[n], mpu_port[n],
+ irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
+ } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
+
+ return error;
+}
+
+static int snd_gusextreme_gus_card_create(struct snd_card *card,
+ struct device *dev, unsigned int n,
+ struct snd_gus_card **rgus)
+{
+ static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
+ static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
+
+ if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
+ gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
+ if (gf1_irq[n] < 0) {
+ dev_err(dev, "unable to find a free IRQ for GF1\n");
+ return -EBUSY;
+ }
+ }
+ if (dma1[n] == SNDRV_AUTO_DMA) {
+ dma1[n] = snd_legacy_find_free_dma(possible_dmas);
+ if (dma1[n] < 0) {
+ dev_err(dev, "unable to find a free DMA for GF1\n");
+ return -EBUSY;
+ }
+ }
+ return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
+ 0, channels[n], pcm_channels[n], 0, rgus);
+}
+
+static int snd_gusextreme_detect(struct snd_gus_card *gus,
+ struct snd_es1688 *es1688)
+{
+ unsigned long flags;
+ unsigned char d;
+
+ /*
+ * This is main stuff - enable access to GF1 chip...
+ * I'm not sure, if this will work for card which have
+ * ES1688 chip in another place than 0x220.
+ *
+ * I used reverse-engineering in DOSEMU. [--jk]
+ *
+ * ULTRINIT.EXE:
+ * 0x230 = 0,2,3
+ * 0x240 = 2,0,1
+ * 0x250 = 2,0,3
+ * 0x260 = 2,2,1
+ */
+
+ spin_lock_irqsave(&es1688->mixer_lock, flags);
+ snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
+ spin_unlock_irqrestore(&es1688->mixer_lock, flags);
+
+ spin_lock_irqsave(&es1688->reg_lock, flags);
+ outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
+ outb(0, 0x201);
+ outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
+ outb(0, 0x201);
+ outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
+ spin_unlock_irqrestore(&es1688->reg_lock, flags);
+
+ udelay(100);
+
+ snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
+ if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
+ snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
+ return -EIO;
+ }
+ udelay(160);
+ snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
+ udelay(160);
+ if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
+ snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int snd_gusextreme_mixer(struct snd_card *card)
+{
+ struct snd_ctl_elem_id id1, id2;
+ int error;
+
+ memset(&id1, 0, sizeof(id1));
+ memset(&id2, 0, sizeof(id2));
+ id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+
+ /* reassign AUX to SYNTHESIZER */
+ strcpy(id1.name, "Aux Playback Volume");
+ strcpy(id2.name, "Synth Playback Volume");
+ error = snd_ctl_rename_id(card, &id1, &id2);
+ if (error < 0)
+ return error;
+
+ /* reassign Master Playback Switch to Synth Playback Switch */
+ strcpy(id1.name, "Master Playback Switch");
+ strcpy(id2.name, "Synth Playback Switch");
+ error = snd_ctl_rename_id(card, &id1, &id2);
+ if (error < 0)
+ return error;
+
+ return 0;
+}
+
+static int snd_gusextreme_probe(struct device *dev, unsigned int n)
+{
+ struct snd_card *card;
+ struct snd_gus_card *gus;
+ struct snd_es1688 *es1688;
+ struct snd_opl3 *opl3;
+ int error;
+
+ error = snd_card_new(dev, index[n], id[n], THIS_MODULE,
+ sizeof(struct snd_es1688), &card);
+ if (error < 0)
+ return error;
+
+ es1688 = card->private_data;
+
+ if (mpu_port[n] == SNDRV_AUTO_PORT)
+ mpu_port[n] = 0;
+
+ if (mpu_irq[n] > 15)
+ mpu_irq[n] = -1;
+
+ error = snd_gusextreme_es1688_create(card, es1688, dev, n);
+ if (error < 0)
+ goto out;
+
+ if (gf1_port[n] < 0)
+ gf1_port[n] = es1688->port + 0x20;
+
+ error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
+ if (error < 0)
+ goto out;
+
+ error = snd_gusextreme_detect(gus, es1688);
+ if (error < 0)
+ goto out;
+
+ gus->joystick_dac = joystick_dac[n];
+
+ error = snd_gus_initialize(gus);
+ if (error < 0)
+ goto out;
+
+ error = -ENODEV;
+ if (!gus->ess_flag) {
+ dev_err(dev, "GUS Extreme soundcard was not "
+ "detected at 0x%lx\n", gus->gf1.port);
+ goto out;
+ }
+ gus->codec_flag = 1;
+
+ error = snd_es1688_pcm(card, es1688, 0);
+ if (error < 0)
+ goto out;
+
+ error = snd_es1688_mixer(card, es1688);
+ if (error < 0)
+ goto out;
+
+ snd_component_add(card, "ES1688");
+
+ if (pcm_channels[n] > 0) {
+ error = snd_gf1_pcm_new(gus, 1, 1);
+ if (error < 0)
+ goto out;
+ }
+
+ error = snd_gf1_new_mixer(gus);
+ if (error < 0)
+ goto out;
+
+ error = snd_gusextreme_mixer(card);
+ if (error < 0)
+ goto out;
+
+ if (snd_opl3_create(card, es1688->port, es1688->port + 2,
+ OPL3_HW_OPL3, 0, &opl3) < 0)
+ dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
+ else {
+ error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
+ if (error < 0)
+ goto out;
+ }
+
+ if (es1688->mpu_port >= 0x300) {
+ error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
+ es1688->mpu_port, 0, mpu_irq[n], NULL);
+ if (error < 0)
+ goto out;
+ }
+
+ sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
+ "irq %i&%i, dma %i&%i", es1688->port,
+ gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
+
+ error = snd_card_register(card);
+ if (error < 0)
+ goto out;
+
+ dev_set_drvdata(dev, card);
+ return 0;
+
+out: snd_card_free(card);
+ return error;
+}
+
+static int snd_gusextreme_remove(struct device *dev, unsigned int n)
+{
+ snd_card_free(dev_get_drvdata(dev));
+ return 0;
+}
+
+static struct isa_driver snd_gusextreme_driver = {
+ .match = snd_gusextreme_match,
+ .probe = snd_gusextreme_probe,
+ .remove = snd_gusextreme_remove,
+#if 0 /* FIXME */
+ .suspend = snd_gusextreme_suspend,
+ .resume = snd_gusextreme_resume,
+#endif
+ .driver = {
+ .name = DEV_NAME
+ }
+};
+
+static int __init alsa_card_gusextreme_init(void)
+{
+ return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
+}
+
+static void __exit alsa_card_gusextreme_exit(void)
+{
+ isa_unregister_driver(&snd_gusextreme_driver);
+}
+
+module_init(alsa_card_gusextreme_init);
+module_exit(alsa_card_gusextreme_exit);
Code Review / kvmfornfv.git / blobdiff