Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Driver for Gravis UltraSound Classic soundcard | |
c1017a4c | 3 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
4 | * |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | * | |
20 | */ | |
21 | ||
1da177e4 | 22 | #include <linux/init.h> |
654aa661 | 23 | #include <linux/err.h> |
93f02c6e | 24 | #include <linux/isa.h> |
1da177e4 LT |
25 | #include <linux/delay.h> |
26 | #include <linux/time.h> | |
27 | #include <linux/moduleparam.h> | |
654aa661 | 28 | #include <asm/dma.h> |
1da177e4 LT |
29 | #include <sound/core.h> |
30 | #include <sound/gus.h> | |
1da177e4 LT |
31 | #define SNDRV_LEGACY_FIND_FREE_IRQ |
32 | #define SNDRV_LEGACY_FIND_FREE_DMA | |
33 | #include <sound/initval.h> | |
34 | ||
93f02c6e RH |
35 | #define CRD_NAME "Gravis UltraSound Classic" |
36 | #define DEV_NAME "gusclassic" | |
37 | ||
38 | MODULE_DESCRIPTION(CRD_NAME); | |
c1017a4c | 39 | MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); |
1da177e4 LT |
40 | MODULE_LICENSE("GPL"); |
41 | MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Classic}}"); | |
42 | ||
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 int 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}; | |
54 | ||
55 | module_param_array(index, int, NULL, 0444); | |
93f02c6e | 56 | MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard."); |
1da177e4 | 57 | module_param_array(id, charp, NULL, 0444); |
93f02c6e | 58 | MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard."); |
1da177e4 | 59 | module_param_array(enable, bool, NULL, 0444); |
93f02c6e | 60 | MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard."); |
1da177e4 | 61 | module_param_array(port, long, NULL, 0444); |
93f02c6e | 62 | MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver."); |
1da177e4 | 63 | module_param_array(irq, int, NULL, 0444); |
93f02c6e | 64 | MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver."); |
1da177e4 | 65 | module_param_array(dma1, int, NULL, 0444); |
93f02c6e | 66 | MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver."); |
1da177e4 | 67 | module_param_array(dma2, int, NULL, 0444); |
93f02c6e | 68 | MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME " driver."); |
1da177e4 | 69 | module_param_array(joystick_dac, int, NULL, 0444); |
93f02c6e | 70 | MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver."); |
1da177e4 | 71 | module_param_array(channels, int, NULL, 0444); |
93f02c6e | 72 | MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver."); |
1da177e4 | 73 | module_param_array(pcm_channels, int, NULL, 0444); |
93f02c6e RH |
74 | MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver."); |
75 | ||
76 | static int __devinit snd_gusclassic_match(struct device *dev, unsigned int n) | |
77 | { | |
78 | return enable[n]; | |
79 | } | |
80 | ||
81 | static int __devinit snd_gusclassic_create(struct snd_card *card, | |
82 | struct device *dev, unsigned int n, struct snd_gus_card **rgus) | |
83 | { | |
84 | static long possible_ports[] = {0x220, 0x230, 0x240, 0x250, 0x260}; | |
85 | static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, 4, -1}; | |
86 | static int possible_dmas[] = {5, 6, 7, 1, 3, -1}; | |
87 | ||
88 | int i, error; | |
89 | ||
90 | if (irq[n] == SNDRV_AUTO_IRQ) { | |
91 | irq[n] = snd_legacy_find_free_irq(possible_irqs); | |
92 | if (irq[n] < 0) { | |
0418ff0c | 93 | dev_err(dev, "unable to find a free IRQ\n"); |
93f02c6e RH |
94 | return -EBUSY; |
95 | } | |
96 | } | |
97 | if (dma1[n] == SNDRV_AUTO_DMA) { | |
98 | dma1[n] = snd_legacy_find_free_dma(possible_dmas); | |
99 | if (dma1[n] < 0) { | |
0418ff0c | 100 | dev_err(dev, "unable to find a free DMA1\n"); |
93f02c6e RH |
101 | return -EBUSY; |
102 | } | |
103 | } | |
104 | if (dma2[n] == SNDRV_AUTO_DMA) { | |
105 | dma2[n] = snd_legacy_find_free_dma(possible_dmas); | |
106 | if (dma2[n] < 0) { | |
0418ff0c | 107 | dev_err(dev, "unable to find a free DMA2\n"); |
93f02c6e RH |
108 | return -EBUSY; |
109 | } | |
110 | } | |
1da177e4 | 111 | |
93f02c6e RH |
112 | if (port[n] != SNDRV_AUTO_PORT) |
113 | return snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n], | |
114 | 0, channels[n], pcm_channels[n], 0, rgus); | |
f7a9275d | 115 | |
93f02c6e RH |
116 | i = 0; |
117 | do { | |
118 | port[n] = possible_ports[i]; | |
119 | error = snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n], | |
120 | 0, channels[n], pcm_channels[n], 0, rgus); | |
121 | } while (error < 0 && ++i < ARRAY_SIZE(possible_ports)); | |
1da177e4 | 122 | |
93f02c6e RH |
123 | return error; |
124 | } | |
1da177e4 | 125 | |
93f02c6e | 126 | static int __devinit snd_gusclassic_detect(struct snd_gus_card *gus) |
1da177e4 | 127 | { |
43bcd973 | 128 | unsigned char d; |
1da177e4 | 129 | |
43bcd973 TI |
130 | snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */ |
131 | if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) { | |
132 | snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d); | |
1da177e4 | 133 | return -ENODEV; |
43bcd973 | 134 | } |
1da177e4 LT |
135 | udelay(160); |
136 | snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */ | |
137 | udelay(160); | |
43bcd973 TI |
138 | if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) { |
139 | snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d); | |
1da177e4 | 140 | return -ENODEV; |
43bcd973 | 141 | } |
1da177e4 LT |
142 | return 0; |
143 | } | |
144 | ||
93f02c6e | 145 | static int __devinit snd_gusclassic_probe(struct device *dev, unsigned int n) |
1da177e4 | 146 | { |
5e2da206 | 147 | struct snd_card *card; |
93f02c6e RH |
148 | struct snd_gus_card *gus; |
149 | int error; | |
1da177e4 | 150 | |
c95eadd2 TI |
151 | error = snd_card_create(index[n], id[n], THIS_MODULE, 0, &card); |
152 | if (error < 0) | |
153 | return error; | |
43bcd973 | 154 | |
93f02c6e RH |
155 | if (pcm_channels[n] < 2) |
156 | pcm_channels[n] = 2; | |
43bcd973 | 157 | |
93f02c6e RH |
158 | error = snd_gusclassic_create(card, dev, n, &gus); |
159 | if (error < 0) | |
160 | goto out; | |
43bcd973 | 161 | |
93f02c6e RH |
162 | error = snd_gusclassic_detect(gus); |
163 | if (error < 0) | |
164 | goto out; | |
165 | ||
166 | gus->joystick_dac = joystick_dac[n]; | |
167 | ||
168 | error = snd_gus_initialize(gus); | |
169 | if (error < 0) | |
170 | goto out; | |
171 | ||
172 | error = -ENODEV; | |
1da177e4 | 173 | if (gus->max_flag || gus->ess_flag) { |
0418ff0c TI |
174 | dev_err(dev, "GUS Classic or ACE soundcard was " |
175 | "not detected at 0x%lx\n", gus->gf1.port); | |
93f02c6e | 176 | goto out; |
1da177e4 | 177 | } |
43bcd973 | 178 | |
93f02c6e RH |
179 | error = snd_gf1_new_mixer(gus); |
180 | if (error < 0) | |
181 | goto out; | |
43bcd973 | 182 | |
93f02c6e RH |
183 | error = snd_gf1_pcm_new(gus, 0, 0, NULL); |
184 | if (error < 0) | |
185 | goto out; | |
43bcd973 | 186 | |
1da177e4 | 187 | if (!gus->ace_flag) { |
93f02c6e RH |
188 | error = snd_gf1_rawmidi_new(gus, 0, NULL); |
189 | if (error < 0) | |
190 | goto out; | |
1da177e4 | 191 | } |
43bcd973 | 192 | |
93f02c6e RH |
193 | sprintf(card->longname + strlen(card->longname), |
194 | " at 0x%lx, irq %d, dma %d", | |
195 | gus->gf1.port, gus->gf1.irq, gus->gf1.dma1); | |
43bcd973 | 196 | |
93f02c6e RH |
197 | if (gus->gf1.dma2 >= 0) |
198 | sprintf(card->longname + strlen(card->longname), | |
199 | "&%d", gus->gf1.dma2); | |
43bcd973 | 200 | |
93f02c6e RH |
201 | snd_card_set_dev(card, dev); |
202 | ||
203 | error = snd_card_register(card); | |
204 | if (error < 0) | |
205 | goto out; | |
206 | ||
207 | dev_set_drvdata(dev, card); | |
1da177e4 | 208 | return 0; |
43bcd973 | 209 | |
93f02c6e RH |
210 | out: snd_card_free(card); |
211 | return error; | |
1da177e4 LT |
212 | } |
213 | ||
93f02c6e | 214 | static int __devexit snd_gusclassic_remove(struct device *dev, unsigned int n) |
1da177e4 | 215 | { |
93f02c6e RH |
216 | snd_card_free(dev_get_drvdata(dev)); |
217 | dev_set_drvdata(dev, NULL); | |
654aa661 | 218 | return 0; |
1da177e4 LT |
219 | } |
220 | ||
93f02c6e RH |
221 | static struct isa_driver snd_gusclassic_driver = { |
222 | .match = snd_gusclassic_match, | |
654aa661 | 223 | .probe = snd_gusclassic_probe, |
788c6043 | 224 | .remove = __devexit_p(snd_gusclassic_remove), |
93f02c6e RH |
225 | #if 0 /* FIXME */ |
226 | .suspend = snd_gusclassic_suspend, | |
227 | .remove = snd_gusclassic_remove, | |
228 | #endif | |
654aa661 | 229 | .driver = { |
93f02c6e RH |
230 | .name = DEV_NAME |
231 | } | |
654aa661 TI |
232 | }; |
233 | ||
1da177e4 LT |
234 | static int __init alsa_card_gusclassic_init(void) |
235 | { | |
93f02c6e | 236 | return isa_register_driver(&snd_gusclassic_driver, SNDRV_CARDS); |
1da177e4 LT |
237 | } |
238 | ||
239 | static void __exit alsa_card_gusclassic_exit(void) | |
240 | { | |
93f02c6e | 241 | isa_unregister_driver(&snd_gusclassic_driver); |
1da177e4 LT |
242 | } |
243 | ||
93f02c6e RH |
244 | module_init(alsa_card_gusclassic_init); |
245 | module_exit(alsa_card_gusclassic_exit); |