1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Driver for Gravis UltraSound Extreme soundcards 4 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 5 */ 6 7 #include <linux/init.h> 8 #include <linux/err.h> 9 #include <linux/isa.h> 10 #include <linux/delay.h> 11 #include <linux/time.h> 12 #include <linux/module.h> 13 #include <asm/dma.h> 14 #include <sound/core.h> 15 #include <sound/gus.h> 16 #include <sound/es1688.h> 17 #include <sound/mpu401.h> 18 #include <sound/opl3.h> 19 #define SNDRV_LEGACY_AUTO_PROBE 20 #define SNDRV_LEGACY_FIND_FREE_IRQ 21 #define SNDRV_LEGACY_FIND_FREE_DMA 22 #include <sound/initval.h> 23 24 #define CRD_NAME "Gravis UltraSound Extreme" 25 #define DEV_NAME "gusextreme" 26 27 MODULE_DESCRIPTION(CRD_NAME); 28 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 29 MODULE_LICENSE("GPL"); 30 31 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 32 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 33 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 34 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */ 35 static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */ 36 static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */ 37 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ 38 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ 39 static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */ 40 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ 41 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; 42 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29}; 43 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */ 44 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24}; 45 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2}; 46 47 module_param_array(index, int, NULL, 0444); 48 MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard."); 49 module_param_array(id, charp, NULL, 0444); 50 MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard."); 51 module_param_array(enable, bool, NULL, 0444); 52 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard."); 53 module_param_hw_array(port, long, ioport, NULL, 0444); 54 MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver."); 55 module_param_hw_array(gf1_port, long, ioport, NULL, 0444); 56 MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional)."); 57 module_param_hw_array(mpu_port, long, ioport, NULL, 0444); 58 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver."); 59 module_param_hw_array(irq, int, irq, NULL, 0444); 60 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver."); 61 module_param_hw_array(mpu_irq, int, irq, NULL, 0444); 62 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver."); 63 module_param_hw_array(gf1_irq, int, irq, NULL, 0444); 64 MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver."); 65 module_param_hw_array(dma8, int, dma, NULL, 0444); 66 MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver."); 67 module_param_hw_array(dma1, int, dma, NULL, 0444); 68 MODULE_PARM_DESC(dma1, "GF1 DMA # 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."); 75 76 static int snd_gusextreme_match(struct device *dev, unsigned int n) 77 { 78 return enable[n]; 79 } 80 81 static int snd_gusextreme_es1688_create(struct snd_card *card, 82 struct snd_es1688 *chip, 83 struct device *dev, unsigned int n) 84 { 85 static const long possible_ports[] = {0x220, 0x240, 0x260}; 86 static const int possible_irqs[] = {5, 9, 10, 7, -1}; 87 static const int possible_dmas[] = {1, 3, 0, -1}; 88 89 int i, error; 90 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 for ES1688\n"); 95 return -EBUSY; 96 } 97 } 98 if (dma8[n] == SNDRV_AUTO_DMA) { 99 dma8[n] = snd_legacy_find_free_dma(possible_dmas); 100 if (dma8[n] < 0) { 101 dev_err(dev, "unable to find a free DMA for ES1688\n"); 102 return -EBUSY; 103 } 104 } 105 106 if (port[n] != SNDRV_AUTO_PORT) 107 return snd_es1688_create(card, chip, port[n], mpu_port[n], 108 irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688); 109 110 i = 0; 111 do { 112 port[n] = possible_ports[i]; 113 error = snd_es1688_create(card, chip, port[n], mpu_port[n], 114 irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688); 115 } while (error < 0 && ++i < ARRAY_SIZE(possible_ports)); 116 117 return error; 118 } 119 120 static int snd_gusextreme_gus_card_create(struct snd_card *card, 121 struct device *dev, unsigned int n, 122 struct snd_gus_card **rgus) 123 { 124 static const int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1}; 125 static const int possible_dmas[] = {5, 6, 7, 3, 1, -1}; 126 127 if (gf1_irq[n] == SNDRV_AUTO_IRQ) { 128 gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs); 129 if (gf1_irq[n] < 0) { 130 dev_err(dev, "unable to find a free IRQ for GF1\n"); 131 return -EBUSY; 132 } 133 } 134 if (dma1[n] == SNDRV_AUTO_DMA) { 135 dma1[n] = snd_legacy_find_free_dma(possible_dmas); 136 if (dma1[n] < 0) { 137 dev_err(dev, "unable to find a free DMA for GF1\n"); 138 return -EBUSY; 139 } 140 } 141 return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1, 142 0, channels[n], pcm_channels[n], 0, rgus); 143 } 144 145 static int snd_gusextreme_detect(struct snd_gus_card *gus, 146 struct snd_es1688 *es1688) 147 { 148 unsigned long flags; 149 unsigned char d; 150 151 /* 152 * This is main stuff - enable access to GF1 chip... 153 * I'm not sure, if this will work for card which have 154 * ES1688 chip in another place than 0x220. 155 * 156 * I used reverse-engineering in DOSEMU. [--jk] 157 * 158 * ULTRINIT.EXE: 159 * 0x230 = 0,2,3 160 * 0x240 = 2,0,1 161 * 0x250 = 2,0,3 162 * 0x260 = 2,2,1 163 */ 164 165 spin_lock_irqsave(&es1688->mixer_lock, flags); 166 snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */ 167 spin_unlock_irqrestore(&es1688->mixer_lock, flags); 168 169 spin_lock_irqsave(&es1688->reg_lock, flags); 170 outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1)); 171 outb(0, 0x201); 172 outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1)); 173 outb(0, 0x201); 174 outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1)); 175 spin_unlock_irqrestore(&es1688->reg_lock, flags); 176 177 udelay(100); 178 179 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */ 180 d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET); 181 if ((d & 0x07) != 0) { 182 snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d); 183 return -EIO; 184 } 185 udelay(160); 186 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */ 187 udelay(160); 188 d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET); 189 if ((d & 0x07) != 1) { 190 snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d); 191 return -EIO; 192 } 193 194 return 0; 195 } 196 197 static int snd_gusextreme_mixer(struct snd_card *card) 198 { 199 struct snd_ctl_elem_id id1, id2; 200 int error; 201 202 memset(&id1, 0, sizeof(id1)); 203 memset(&id2, 0, sizeof(id2)); 204 id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER; 205 206 /* reassign AUX to SYNTHESIZER */ 207 strcpy(id1.name, "Aux Playback Volume"); 208 strcpy(id2.name, "Synth Playback Volume"); 209 error = snd_ctl_rename_id(card, &id1, &id2); 210 if (error < 0) 211 return error; 212 213 /* reassign Master Playback Switch to Synth Playback Switch */ 214 strcpy(id1.name, "Master Playback Switch"); 215 strcpy(id2.name, "Synth Playback Switch"); 216 error = snd_ctl_rename_id(card, &id1, &id2); 217 if (error < 0) 218 return error; 219 220 return 0; 221 } 222 223 static int snd_gusextreme_probe(struct device *dev, unsigned int n) 224 { 225 struct snd_card *card; 226 struct snd_gus_card *gus; 227 struct snd_es1688 *es1688; 228 struct snd_opl3 *opl3; 229 int error; 230 231 error = snd_devm_card_new(dev, index[n], id[n], THIS_MODULE, 232 sizeof(struct snd_es1688), &card); 233 if (error < 0) 234 return error; 235 236 es1688 = card->private_data; 237 238 if (mpu_port[n] == SNDRV_AUTO_PORT) 239 mpu_port[n] = 0; 240 241 if (mpu_irq[n] > 15) 242 mpu_irq[n] = -1; 243 244 error = snd_gusextreme_es1688_create(card, es1688, dev, n); 245 if (error < 0) 246 return error; 247 248 if (gf1_port[n] < 0) 249 gf1_port[n] = es1688->port + 0x20; 250 251 error = snd_gusextreme_gus_card_create(card, dev, n, &gus); 252 if (error < 0) 253 return error; 254 255 error = snd_gusextreme_detect(gus, es1688); 256 if (error < 0) 257 return error; 258 259 gus->joystick_dac = joystick_dac[n]; 260 261 error = snd_gus_initialize(gus); 262 if (error < 0) 263 return error; 264 265 error = -ENODEV; 266 if (!gus->ess_flag) { 267 dev_err(dev, "GUS Extreme soundcard was not " 268 "detected at 0x%lx\n", gus->gf1.port); 269 return error; 270 } 271 gus->codec_flag = 1; 272 273 error = snd_es1688_pcm(card, es1688, 0); 274 if (error < 0) 275 return error; 276 277 error = snd_es1688_mixer(card, es1688); 278 if (error < 0) 279 return error; 280 281 snd_component_add(card, "ES1688"); 282 283 if (pcm_channels[n] > 0) { 284 error = snd_gf1_pcm_new(gus, 1, 1); 285 if (error < 0) 286 return error; 287 } 288 289 error = snd_gf1_new_mixer(gus); 290 if (error < 0) 291 return error; 292 293 error = snd_gusextreme_mixer(card); 294 if (error < 0) 295 return error; 296 297 if (snd_opl3_create(card, es1688->port, es1688->port + 2, 298 OPL3_HW_OPL3, 0, &opl3) < 0) 299 dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port); 300 else { 301 error = snd_opl3_hwdep_new(opl3, 0, 2, NULL); 302 if (error < 0) 303 return error; 304 } 305 306 if (es1688->mpu_port >= 0x300) { 307 error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688, 308 es1688->mpu_port, 0, mpu_irq[n], NULL); 309 if (error < 0) 310 return error; 311 } 312 313 sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, " 314 "irq %i&%i, dma %i&%i", es1688->port, 315 gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8); 316 317 error = snd_card_register(card); 318 if (error < 0) 319 return error; 320 321 dev_set_drvdata(dev, card); 322 return 0; 323 } 324 325 static struct isa_driver snd_gusextreme_driver = { 326 .match = snd_gusextreme_match, 327 .probe = snd_gusextreme_probe, 328 #if 0 /* FIXME */ 329 .suspend = snd_gusextreme_suspend, 330 .resume = snd_gusextreme_resume, 331 #endif 332 .driver = { 333 .name = DEV_NAME 334 } 335 }; 336 337 module_isa_driver(snd_gusextreme_driver, SNDRV_CARDS); 338