1 // SPDX-License-Identifier: GPL-2.0-or-later <<
2 /* 1 /*
3 * Driver for Gravis UltraSound Classic sound 2 * Driver for Gravis UltraSound Classic soundcard
4 * Copyright (c) by Jaroslav Kysela <perex@pe 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
>> 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 *
5 */ 20 */
6 21
7 #include <linux/init.h> 22 #include <linux/init.h>
8 #include <linux/err.h> 23 #include <linux/err.h>
9 #include <linux/isa.h> 24 #include <linux/isa.h>
10 #include <linux/delay.h> 25 #include <linux/delay.h>
11 #include <linux/time.h> 26 #include <linux/time.h>
12 #include <linux/module.h> 27 #include <linux/module.h>
13 #include <asm/dma.h> 28 #include <asm/dma.h>
14 #include <sound/core.h> 29 #include <sound/core.h>
15 #include <sound/gus.h> 30 #include <sound/gus.h>
16 #define SNDRV_LEGACY_FIND_FREE_IRQ 31 #define SNDRV_LEGACY_FIND_FREE_IRQ
17 #define SNDRV_LEGACY_FIND_FREE_DMA 32 #define SNDRV_LEGACY_FIND_FREE_DMA
18 #include <sound/initval.h> 33 #include <sound/initval.h>
19 34
20 #define CRD_NAME "Gravis UltraSound Classic" 35 #define CRD_NAME "Gravis UltraSound Classic"
21 #define DEV_NAME "gusclassic" 36 #define DEV_NAME "gusclassic"
22 37
23 MODULE_DESCRIPTION(CRD_NAME); 38 MODULE_DESCRIPTION(CRD_NAME);
24 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz 39 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
25 MODULE_LICENSE("GPL"); 40 MODULE_LICENSE("GPL");
>> 41 MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Classic}}");
26 42
27 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_ 43 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
28 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_S 44 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
29 static bool enable[SNDRV_CARDS] = SNDRV_DEFAUL 45 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
30 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_ 46 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x230,0x240,0x250,0x260 */
31 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IR 47 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 3,5,9,11,12,15 */
32 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_D 48 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
33 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_D 49 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
34 static int joystick_dac[SNDRV_CARDS] = {[0 ... 50 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
35 /* 0 to 31, (0 51 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
36 static int channels[SNDRV_CARDS] = {[0 ... (SN 52 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
37 static int pcm_channels[SNDRV_CARDS] = {[0 ... 53 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
38 54
39 module_param_array(index, int, NULL, 0444); 55 module_param_array(index, int, NULL, 0444);
40 MODULE_PARM_DESC(index, "Index value for " CRD 56 MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
41 module_param_array(id, charp, NULL, 0444); 57 module_param_array(id, charp, NULL, 0444);
42 MODULE_PARM_DESC(id, "ID string for " CRD_NAME 58 MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
43 module_param_array(enable, bool, NULL, 0444); 59 module_param_array(enable, bool, NULL, 0444);
44 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " 60 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
45 module_param_hw_array(port, long, ioport, NULL 61 module_param_hw_array(port, long, ioport, NULL, 0444);
46 MODULE_PARM_DESC(port, "Port # for " CRD_NAME 62 MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
47 module_param_hw_array(irq, int, irq, NULL, 044 63 module_param_hw_array(irq, int, irq, NULL, 0444);
48 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " 64 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
49 module_param_hw_array(dma1, int, dma, NULL, 04 65 module_param_hw_array(dma1, int, dma, NULL, 0444);
50 MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME 66 MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver.");
51 module_param_hw_array(dma2, int, dma, NULL, 04 67 module_param_hw_array(dma2, int, dma, NULL, 0444);
52 MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME 68 MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME " driver.");
53 module_param_array(joystick_dac, int, NULL, 04 69 module_param_array(joystick_dac, int, NULL, 0444);
54 MODULE_PARM_DESC(joystick_dac, "Joystick DAC l 70 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
55 module_param_array(channels, int, NULL, 0444); 71 module_param_array(channels, int, NULL, 0444);
56 MODULE_PARM_DESC(channels, "GF1 channels for " 72 MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
57 module_param_array(pcm_channels, int, NULL, 04 73 module_param_array(pcm_channels, int, NULL, 0444);
58 MODULE_PARM_DESC(pcm_channels, "Reserved PCM c 74 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
59 75
60 static int snd_gusclassic_match(struct device 76 static int snd_gusclassic_match(struct device *dev, unsigned int n)
61 { 77 {
62 return enable[n]; 78 return enable[n];
63 } 79 }
64 80
65 static int snd_gusclassic_create(struct snd_ca 81 static int snd_gusclassic_create(struct snd_card *card,
66 struct device 82 struct device *dev, unsigned int n,
67 struct snd_gu 83 struct snd_gus_card **rgus)
68 { 84 {
69 static const long possible_ports[] = { !! 85 static long possible_ports[] = {0x220, 0x230, 0x240, 0x250, 0x260};
70 static const int possible_irqs[] = {5, !! 86 static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, 4, -1};
71 static const int possible_dmas[] = {5, !! 87 static int possible_dmas[] = {5, 6, 7, 1, 3, -1};
72 88
73 int i, error; 89 int i, error;
74 90
75 if (irq[n] == SNDRV_AUTO_IRQ) { 91 if (irq[n] == SNDRV_AUTO_IRQ) {
76 irq[n] = snd_legacy_find_free_ 92 irq[n] = snd_legacy_find_free_irq(possible_irqs);
77 if (irq[n] < 0) { 93 if (irq[n] < 0) {
78 dev_err(dev, "unable t 94 dev_err(dev, "unable to find a free IRQ\n");
79 return -EBUSY; 95 return -EBUSY;
80 } 96 }
81 } 97 }
82 if (dma1[n] == SNDRV_AUTO_DMA) { 98 if (dma1[n] == SNDRV_AUTO_DMA) {
83 dma1[n] = snd_legacy_find_free 99 dma1[n] = snd_legacy_find_free_dma(possible_dmas);
84 if (dma1[n] < 0) { 100 if (dma1[n] < 0) {
85 dev_err(dev, "unable t 101 dev_err(dev, "unable to find a free DMA1\n");
86 return -EBUSY; 102 return -EBUSY;
87 } 103 }
88 } 104 }
89 if (dma2[n] == SNDRV_AUTO_DMA) { 105 if (dma2[n] == SNDRV_AUTO_DMA) {
90 dma2[n] = snd_legacy_find_free 106 dma2[n] = snd_legacy_find_free_dma(possible_dmas);
91 if (dma2[n] < 0) { 107 if (dma2[n] < 0) {
92 dev_err(dev, "unable t 108 dev_err(dev, "unable to find a free DMA2\n");
93 return -EBUSY; 109 return -EBUSY;
94 } 110 }
95 } 111 }
96 112
97 if (port[n] != SNDRV_AUTO_PORT) 113 if (port[n] != SNDRV_AUTO_PORT)
98 return snd_gus_create(card, po 114 return snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n],
99 0, channels[n] 115 0, channels[n], pcm_channels[n], 0, rgus);
100 116
101 i = 0; 117 i = 0;
102 do { 118 do {
103 port[n] = possible_ports[i]; 119 port[n] = possible_ports[i];
104 error = snd_gus_create(card, p 120 error = snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n],
105 0, channels[n] 121 0, channels[n], pcm_channels[n], 0, rgus);
106 } while (error < 0 && ++i < ARRAY_SIZE 122 } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
107 123
108 return error; 124 return error;
109 } 125 }
110 126
111 static int snd_gusclassic_detect(struct snd_gu 127 static int snd_gusclassic_detect(struct snd_gus_card *gus)
112 { 128 {
113 unsigned char d; 129 unsigned char d;
114 130
115 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RES 131 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
116 d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_ !! 132 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
117 if ((d & 0x07) != 0) { !! 133 snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
118 dev_dbg(gus->card->dev, "[0x%l <<
119 return -ENODEV; 134 return -ENODEV;
120 } 135 }
121 udelay(160); 136 udelay(160);
122 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RES 137 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
123 udelay(160); 138 udelay(160);
124 d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_ !! 139 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
125 if ((d & 0x07) != 1) { !! 140 snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
126 dev_dbg(gus->card->dev, "[0x%l <<
127 return -ENODEV; 141 return -ENODEV;
128 } 142 }
129 return 0; 143 return 0;
130 } 144 }
131 145
132 static int snd_gusclassic_probe(struct device 146 static int snd_gusclassic_probe(struct device *dev, unsigned int n)
133 { 147 {
134 struct snd_card *card; 148 struct snd_card *card;
135 struct snd_gus_card *gus; 149 struct snd_gus_card *gus;
136 int error; 150 int error;
137 151
138 error = snd_devm_card_new(dev, index[n !! 152 error = snd_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card);
139 if (error < 0) 153 if (error < 0)
140 return error; 154 return error;
141 155
142 if (pcm_channels[n] < 2) 156 if (pcm_channels[n] < 2)
143 pcm_channels[n] = 2; 157 pcm_channels[n] = 2;
144 158
145 error = snd_gusclassic_create(card, de 159 error = snd_gusclassic_create(card, dev, n, &gus);
146 if (error < 0) 160 if (error < 0)
147 return error; !! 161 goto out;
148 162
149 error = snd_gusclassic_detect(gus); 163 error = snd_gusclassic_detect(gus);
150 if (error < 0) 164 if (error < 0)
151 return error; !! 165 goto out;
152 166
153 gus->joystick_dac = joystick_dac[n]; 167 gus->joystick_dac = joystick_dac[n];
154 168
155 error = snd_gus_initialize(gus); 169 error = snd_gus_initialize(gus);
156 if (error < 0) 170 if (error < 0)
157 return error; !! 171 goto out;
158 172
159 error = -ENODEV; 173 error = -ENODEV;
160 if (gus->max_flag || gus->ess_flag) { 174 if (gus->max_flag || gus->ess_flag) {
161 dev_err(dev, "GUS Classic or A 175 dev_err(dev, "GUS Classic or ACE soundcard was "
162 "not detected at 0x%lx 176 "not detected at 0x%lx\n", gus->gf1.port);
163 return error; !! 177 goto out;
164 } 178 }
165 179
166 error = snd_gf1_new_mixer(gus); 180 error = snd_gf1_new_mixer(gus);
167 if (error < 0) 181 if (error < 0)
168 return error; !! 182 goto out;
169 183
170 error = snd_gf1_pcm_new(gus, 0, 0); 184 error = snd_gf1_pcm_new(gus, 0, 0);
171 if (error < 0) 185 if (error < 0)
172 return error; !! 186 goto out;
173 187
174 if (!gus->ace_flag) { 188 if (!gus->ace_flag) {
175 error = snd_gf1_rawmidi_new(gu 189 error = snd_gf1_rawmidi_new(gus, 0);
176 if (error < 0) 190 if (error < 0)
177 return error; !! 191 goto out;
178 } 192 }
179 193
180 sprintf(card->longname + strlen(card-> 194 sprintf(card->longname + strlen(card->longname),
181 " at 0x%lx, irq %d, dma %d", 195 " at 0x%lx, irq %d, dma %d",
182 gus->gf1.port, gus->gf1.irq, g 196 gus->gf1.port, gus->gf1.irq, gus->gf1.dma1);
183 197
184 if (gus->gf1.dma2 >= 0) 198 if (gus->gf1.dma2 >= 0)
185 sprintf(card->longname + strle 199 sprintf(card->longname + strlen(card->longname),
186 "&%d", gus->gf1.dma2); 200 "&%d", gus->gf1.dma2);
187 201
188 error = snd_card_register(card); 202 error = snd_card_register(card);
189 if (error < 0) 203 if (error < 0)
190 return error; !! 204 goto out;
191 205
192 dev_set_drvdata(dev, card); 206 dev_set_drvdata(dev, card);
193 return 0; 207 return 0;
>> 208
>> 209 out: snd_card_free(card);
>> 210 return error;
>> 211 }
>> 212
>> 213 static int snd_gusclassic_remove(struct device *dev, unsigned int n)
>> 214 {
>> 215 snd_card_free(dev_get_drvdata(dev));
>> 216 return 0;
194 } 217 }
195 218
196 static struct isa_driver snd_gusclassic_driver 219 static struct isa_driver snd_gusclassic_driver = {
197 .match = snd_gusclassic_match 220 .match = snd_gusclassic_match,
198 .probe = snd_gusclassic_probe 221 .probe = snd_gusclassic_probe,
>> 222 .remove = snd_gusclassic_remove,
199 #if 0 /* FIXME */ 223 #if 0 /* FIXME */
200 .suspend = snd_gusclassic_suspe 224 .suspend = snd_gusclassic_suspend,
>> 225 .remove = snd_gusclassic_remove,
201 #endif 226 #endif
202 .driver = { 227 .driver = {
203 .name = DEV_NAME 228 .name = DEV_NAME
204 } 229 }
205 }; 230 };
206 231
207 module_isa_driver(snd_gusclassic_driver, SNDRV 232 module_isa_driver(snd_gusclassic_driver, SNDRV_CARDS);
208 233
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