arm64: Remove reference to asm/opcodes.h
[linux/fpc-iii.git] / sound / isa / gus / gusclassic.c
blobc169be49ed713f302e1b35d8541e431727a89f00
1 /*
2 * Driver for Gravis UltraSound Classic soundcard
3 * Copyright (c) by Jaroslav Kysela <perex@perex.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 <linux/init.h>
23 #include <linux/err.h>
24 #include <linux/isa.h>
25 #include <linux/delay.h>
26 #include <linux/time.h>
27 #include <linux/module.h>
28 #include <asm/dma.h>
29 #include <sound/core.h>
30 #include <sound/gus.h>
31 #define SNDRV_LEGACY_FIND_FREE_IRQ
32 #define SNDRV_LEGACY_FIND_FREE_DMA
33 #include <sound/initval.h>
35 #define CRD_NAME "Gravis UltraSound Classic"
36 #define DEV_NAME "gusclassic"
38 MODULE_DESCRIPTION(CRD_NAME);
39 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
40 MODULE_LICENSE("GPL");
41 MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Classic}}");
43 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
44 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
45 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
46 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x230,0x240,0x250,0x260 */
47 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 3,5,9,11,12,15 */
48 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
49 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
50 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
51 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
52 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
53 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
55 module_param_array(index, int, NULL, 0444);
56 MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
57 module_param_array(id, charp, NULL, 0444);
58 MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
59 module_param_array(enable, bool, NULL, 0444);
60 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
61 module_param_array(port, long, NULL, 0444);
62 MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
63 module_param_array(irq, int, NULL, 0444);
64 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
65 module_param_array(dma1, int, NULL, 0444);
66 MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver.");
67 module_param_array(dma2, int, NULL, 0444);
68 MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME " driver.");
69 module_param_array(joystick_dac, int, NULL, 0444);
70 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
71 module_param_array(channels, int, NULL, 0444);
72 MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
73 module_param_array(pcm_channels, int, NULL, 0444);
74 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
76 static int snd_gusclassic_match(struct device *dev, unsigned int n)
78 return enable[n];
81 static int snd_gusclassic_create(struct snd_card *card,
82 struct device *dev, unsigned int n,
83 struct snd_gus_card **rgus)
85 static long possible_ports[] = {0x220, 0x230, 0x240, 0x250, 0x260};
86 static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, 4, -1};
87 static int possible_dmas[] = {5, 6, 7, 1, 3, -1};
89 int i, error;
91 if (irq[n] == SNDRV_AUTO_IRQ) {
92 irq[n] = snd_legacy_find_free_irq(possible_irqs);
93 if (irq[n] < 0) {
94 dev_err(dev, "unable to find a free IRQ\n");
95 return -EBUSY;
98 if (dma1[n] == SNDRV_AUTO_DMA) {
99 dma1[n] = snd_legacy_find_free_dma(possible_dmas);
100 if (dma1[n] < 0) {
101 dev_err(dev, "unable to find a free DMA1\n");
102 return -EBUSY;
105 if (dma2[n] == SNDRV_AUTO_DMA) {
106 dma2[n] = snd_legacy_find_free_dma(possible_dmas);
107 if (dma2[n] < 0) {
108 dev_err(dev, "unable to find a free DMA2\n");
109 return -EBUSY;
113 if (port[n] != SNDRV_AUTO_PORT)
114 return snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n],
115 0, channels[n], pcm_channels[n], 0, rgus);
117 i = 0;
118 do {
119 port[n] = possible_ports[i];
120 error = snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n],
121 0, channels[n], pcm_channels[n], 0, rgus);
122 } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
124 return error;
127 static int snd_gusclassic_detect(struct snd_gus_card *gus)
129 unsigned char d;
131 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
132 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
133 snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
134 return -ENODEV;
136 udelay(160);
137 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
138 udelay(160);
139 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
140 snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
141 return -ENODEV;
143 return 0;
146 static int snd_gusclassic_probe(struct device *dev, unsigned int n)
148 struct snd_card *card;
149 struct snd_gus_card *gus;
150 int error;
152 error = snd_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card);
153 if (error < 0)
154 return error;
156 if (pcm_channels[n] < 2)
157 pcm_channels[n] = 2;
159 error = snd_gusclassic_create(card, dev, n, &gus);
160 if (error < 0)
161 goto out;
163 error = snd_gusclassic_detect(gus);
164 if (error < 0)
165 goto out;
167 gus->joystick_dac = joystick_dac[n];
169 error = snd_gus_initialize(gus);
170 if (error < 0)
171 goto out;
173 error = -ENODEV;
174 if (gus->max_flag || gus->ess_flag) {
175 dev_err(dev, "GUS Classic or ACE soundcard was "
176 "not detected at 0x%lx\n", gus->gf1.port);
177 goto out;
180 error = snd_gf1_new_mixer(gus);
181 if (error < 0)
182 goto out;
184 error = snd_gf1_pcm_new(gus, 0, 0);
185 if (error < 0)
186 goto out;
188 if (!gus->ace_flag) {
189 error = snd_gf1_rawmidi_new(gus, 0);
190 if (error < 0)
191 goto out;
194 sprintf(card->longname + strlen(card->longname),
195 " at 0x%lx, irq %d, dma %d",
196 gus->gf1.port, gus->gf1.irq, gus->gf1.dma1);
198 if (gus->gf1.dma2 >= 0)
199 sprintf(card->longname + strlen(card->longname),
200 "&%d", gus->gf1.dma2);
202 error = snd_card_register(card);
203 if (error < 0)
204 goto out;
206 dev_set_drvdata(dev, card);
207 return 0;
209 out: snd_card_free(card);
210 return error;
213 static int snd_gusclassic_remove(struct device *dev, unsigned int n)
215 snd_card_free(dev_get_drvdata(dev));
216 return 0;
219 static struct isa_driver snd_gusclassic_driver = {
220 .match = snd_gusclassic_match,
221 .probe = snd_gusclassic_probe,
222 .remove = snd_gusclassic_remove,
223 #if 0 /* FIXME */
224 .suspend = snd_gusclassic_suspend,
225 .remove = snd_gusclassic_remove,
226 #endif
227 .driver = {
228 .name = DEV_NAME
232 module_isa_driver(snd_gusclassic_driver, SNDRV_CARDS);