Thomas Gleixner | 09c434b | 2019-05-19 13:08:20 +0100 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 2 | /* |
| 3 | * Driver for C-Media CMI8328-based soundcards, such as AudioExcel AV500 |
| 4 | * Copyright (c) 2012 Ondrej Zary |
| 5 | * |
| 6 | * AudioExcel AV500 card consists of: |
| 7 | * - CMI8328 - main chip (SB Pro emulation, gameport, OPL3, MPU401, CD-ROM) |
| 8 | * - CS4231A - WSS codec |
| 9 | * - Dream SAM9233+GMS950400+RAM+ROM: Wavetable MIDI, connected to MPU401 |
| 10 | */ |
| 11 | |
| 12 | #include <linux/init.h> |
| 13 | #include <linux/isa.h> |
| 14 | #include <linux/module.h> |
| 15 | #include <linux/gameport.h> |
| 16 | #include <asm/dma.h> |
| 17 | #include <sound/core.h> |
| 18 | #include <sound/wss.h> |
| 19 | #include <sound/opl3.h> |
| 20 | #include <sound/mpu401.h> |
| 21 | #define SNDRV_LEGACY_FIND_FREE_IOPORT |
| 22 | #define SNDRV_LEGACY_FIND_FREE_IRQ |
| 23 | #define SNDRV_LEGACY_FIND_FREE_DMA |
| 24 | #include <sound/initval.h> |
| 25 | |
| 26 | MODULE_AUTHOR("Ondrej Zary <linux@rainbow-software.org>"); |
| 27 | MODULE_DESCRIPTION("C-Media CMI8328"); |
| 28 | MODULE_LICENSE("GPL"); |
| 29 | |
Takashi Iwai | 88faa38 | 2017-05-12 11:44:54 +0200 | [diff] [blame] | 30 | #if IS_ENABLED(CONFIG_GAMEPORT) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 31 | #define SUPPORT_JOYSTICK 1 |
| 32 | #endif |
| 33 | |
| 34 | /* I/O port is configured by jumpers on the card to one of these */ |
Takashi Iwai | f3c0916 | 2020-01-05 15:47:58 +0100 | [diff] [blame] | 35 | static const int cmi8328_ports[] = { 0x530, 0xe80, 0xf40, 0x604 }; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 36 | #define CMI8328_MAX ARRAY_SIZE(cmi8328_ports) |
| 37 | |
| 38 | static int index[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = -1}; |
| 39 | static char *id[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = NULL}; |
| 40 | static long port[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_PORT}; |
| 41 | static int irq[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_IRQ}; |
| 42 | static int dma1[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_DMA}; |
| 43 | static int dma2[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_DMA}; |
| 44 | static long mpuport[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_PORT}; |
| 45 | static int mpuirq[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_IRQ}; |
| 46 | #ifdef SUPPORT_JOYSTICK |
| 47 | static bool gameport[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = true}; |
| 48 | #endif |
| 49 | |
| 50 | module_param_array(index, int, NULL, 0444); |
| 51 | MODULE_PARM_DESC(index, "Index value for CMI8328 soundcard."); |
| 52 | module_param_array(id, charp, NULL, 0444); |
| 53 | MODULE_PARM_DESC(id, "ID string for CMI8328 soundcard."); |
| 54 | |
David Howells | e992ef5 | 2017-04-04 16:54:30 +0100 | [diff] [blame] | 55 | module_param_hw_array(port, long, ioport, NULL, 0444); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 56 | MODULE_PARM_DESC(port, "Port # for CMI8328 driver."); |
David Howells | e992ef5 | 2017-04-04 16:54:30 +0100 | [diff] [blame] | 57 | module_param_hw_array(irq, int, irq, NULL, 0444); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 58 | MODULE_PARM_DESC(irq, "IRQ # for CMI8328 driver."); |
David Howells | e992ef5 | 2017-04-04 16:54:30 +0100 | [diff] [blame] | 59 | module_param_hw_array(dma1, int, dma, NULL, 0444); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 60 | MODULE_PARM_DESC(dma1, "DMA1 for CMI8328 driver."); |
David Howells | e992ef5 | 2017-04-04 16:54:30 +0100 | [diff] [blame] | 61 | module_param_hw_array(dma2, int, dma, NULL, 0444); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 62 | MODULE_PARM_DESC(dma2, "DMA2 for CMI8328 driver."); |
| 63 | |
David Howells | e992ef5 | 2017-04-04 16:54:30 +0100 | [diff] [blame] | 64 | module_param_hw_array(mpuport, long, ioport, NULL, 0444); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 65 | MODULE_PARM_DESC(mpuport, "MPU-401 port # for CMI8328 driver."); |
David Howells | e992ef5 | 2017-04-04 16:54:30 +0100 | [diff] [blame] | 66 | module_param_hw_array(mpuirq, int, irq, NULL, 0444); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 67 | MODULE_PARM_DESC(mpuirq, "IRQ # for CMI8328 MPU-401 port."); |
| 68 | #ifdef SUPPORT_JOYSTICK |
| 69 | module_param_array(gameport, bool, NULL, 0444); |
| 70 | MODULE_PARM_DESC(gameport, "Enable gameport."); |
| 71 | #endif |
| 72 | |
| 73 | struct snd_cmi8328 { |
| 74 | u16 port; |
| 75 | u8 cfg[3]; |
| 76 | u8 wss_cfg; |
| 77 | struct snd_card *card; |
| 78 | struct snd_wss *wss; |
| 79 | #ifdef SUPPORT_JOYSTICK |
| 80 | struct gameport *gameport; |
| 81 | #endif |
| 82 | }; |
| 83 | |
| 84 | /* CMI8328 configuration registers */ |
| 85 | #define CFG1 0x61 |
| 86 | #define CFG1_SB_DISABLE (1 << 0) |
| 87 | #define CFG1_GAMEPORT (1 << 1) |
| 88 | /* |
| 89 | * bit 0: SB: 0=enabled, 1=disabled |
| 90 | * bit 1: gameport: 0=disabled, 1=enabled |
| 91 | * bits 2-4: SB IRQ: 001=3, 010=5, 011=7, 100=9, 101=10, 110=11 |
| 92 | * bits 5-6: SB DMA: 00=disabled (when SB disabled), 01=DMA0, 10=DMA1, 11=DMA3 |
| 93 | * bit 7: SB port: 0=0x220, 1=0x240 |
| 94 | */ |
| 95 | #define CFG2 0x62 |
| 96 | #define CFG2_MPU_ENABLE (1 << 2) |
| 97 | /* |
| 98 | * bits 0-1: CD-ROM mode: 00=disabled, 01=Panasonic, 10=Sony/Mitsumi/Wearnes, |
| 99 | 11=IDE |
| 100 | * bit 2: MPU401: 0=disabled, 1=enabled |
| 101 | * bits 3-4: MPU401 IRQ: 00=3, 01=5, 10=7, 11=9, |
| 102 | * bits 5-7: MPU401 port: 000=0x300, 001=0x310, 010=0x320, 011=0x330, 100=0x332, |
| 103 | 101=0x334, 110=0x336 |
| 104 | */ |
| 105 | #define CFG3 0x63 |
| 106 | /* |
| 107 | * bits 0-2: CD-ROM IRQ: 000=disabled, 001=3, 010=5, 011=7, 100=9, 101=10, |
| 108 | 110=11 |
| 109 | * bits 3-4: CD-ROM DMA: 00=disabled, 01=DMA0, 10=DMA1, 11=DMA3 |
| 110 | * bits 5-7: CD-ROM port: 000=0x300, 001=0x310, 010=0x320, 011=0x330, 100=0x340, |
| 111 | 101=0x350, 110=0x360, 111=0x370 |
| 112 | */ |
| 113 | |
| 114 | static u8 snd_cmi8328_cfg_read(u16 port, u8 reg) |
| 115 | { |
| 116 | outb(0x43, port + 3); |
| 117 | outb(0x21, port + 3); |
| 118 | outb(reg, port + 3); |
| 119 | return inb(port); |
| 120 | } |
| 121 | |
| 122 | static void snd_cmi8328_cfg_write(u16 port, u8 reg, u8 val) |
| 123 | { |
| 124 | outb(0x43, port + 3); |
| 125 | outb(0x21, port + 3); |
| 126 | outb(reg, port + 3); |
| 127 | outb(val, port + 3); /* yes, value goes to the same port as index */ |
| 128 | } |
| 129 | |
Takashi Iwai | 77ed16c | 2013-11-06 17:54:02 +0100 | [diff] [blame] | 130 | #ifdef CONFIG_PM |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 131 | static void snd_cmi8328_cfg_save(u16 port, u8 cfg[]) |
| 132 | { |
| 133 | cfg[0] = snd_cmi8328_cfg_read(port, CFG1); |
| 134 | cfg[1] = snd_cmi8328_cfg_read(port, CFG2); |
| 135 | cfg[2] = snd_cmi8328_cfg_read(port, CFG3); |
| 136 | } |
| 137 | |
| 138 | static void snd_cmi8328_cfg_restore(u16 port, u8 cfg[]) |
| 139 | { |
| 140 | snd_cmi8328_cfg_write(port, CFG1, cfg[0]); |
| 141 | snd_cmi8328_cfg_write(port, CFG2, cfg[1]); |
| 142 | snd_cmi8328_cfg_write(port, CFG3, cfg[2]); |
| 143 | } |
Takashi Iwai | 77ed16c | 2013-11-06 17:54:02 +0100 | [diff] [blame] | 144 | #endif /* CONFIG_PM */ |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 145 | |
Bill Pemberton | 1bff292 | 2012-12-06 12:35:21 -0500 | [diff] [blame] | 146 | static int snd_cmi8328_mixer(struct snd_wss *chip) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 147 | { |
| 148 | struct snd_card *card; |
| 149 | struct snd_ctl_elem_id id1, id2; |
| 150 | int err; |
| 151 | |
| 152 | card = chip->card; |
| 153 | |
| 154 | memset(&id1, 0, sizeof(id1)); |
| 155 | memset(&id2, 0, sizeof(id2)); |
| 156 | id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
| 157 | /* rename AUX0 switch to CD */ |
| 158 | strcpy(id1.name, "Aux Playback Switch"); |
| 159 | strcpy(id2.name, "CD Playback Switch"); |
| 160 | err = snd_ctl_rename_id(card, &id1, &id2); |
| 161 | if (err < 0) { |
| 162 | snd_printk(KERN_ERR "error renaming control\n"); |
| 163 | return err; |
| 164 | } |
| 165 | /* rename AUX0 volume to CD */ |
| 166 | strcpy(id1.name, "Aux Playback Volume"); |
| 167 | strcpy(id2.name, "CD Playback Volume"); |
| 168 | err = snd_ctl_rename_id(card, &id1, &id2); |
| 169 | if (err < 0) { |
| 170 | snd_printk(KERN_ERR "error renaming control\n"); |
| 171 | return err; |
| 172 | } |
| 173 | /* rename AUX1 switch to Synth */ |
| 174 | strcpy(id1.name, "Aux Playback Switch"); |
| 175 | id1.index = 1; |
| 176 | strcpy(id2.name, "Synth Playback Switch"); |
| 177 | err = snd_ctl_rename_id(card, &id1, &id2); |
| 178 | if (err < 0) { |
| 179 | snd_printk(KERN_ERR "error renaming control\n"); |
| 180 | return err; |
| 181 | } |
| 182 | /* rename AUX1 volume to Synth */ |
| 183 | strcpy(id1.name, "Aux Playback Volume"); |
| 184 | id1.index = 1; |
| 185 | strcpy(id2.name, "Synth Playback Volume"); |
| 186 | err = snd_ctl_rename_id(card, &id1, &id2); |
| 187 | if (err < 0) { |
| 188 | snd_printk(KERN_ERR "error renaming control\n"); |
| 189 | return err; |
| 190 | } |
| 191 | |
| 192 | return 0; |
| 193 | } |
| 194 | |
| 195 | /* find index of an item in "-1"-ended array */ |
Takashi Iwai | f3c0916 | 2020-01-05 15:47:58 +0100 | [diff] [blame] | 196 | static int array_find(const int array[], int item) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 197 | { |
| 198 | int i; |
| 199 | |
| 200 | for (i = 0; array[i] != -1; i++) |
| 201 | if (array[i] == item) |
| 202 | return i; |
| 203 | |
| 204 | return -1; |
| 205 | } |
| 206 | /* the same for long */ |
Takashi Iwai | f3c0916 | 2020-01-05 15:47:58 +0100 | [diff] [blame] | 207 | static int array_find_l(const long array[], long item) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 208 | { |
| 209 | int i; |
| 210 | |
| 211 | for (i = 0; array[i] != -1; i++) |
| 212 | if (array[i] == item) |
| 213 | return i; |
| 214 | |
| 215 | return -1; |
| 216 | } |
| 217 | |
Bill Pemberton | 1bff292 | 2012-12-06 12:35:21 -0500 | [diff] [blame] | 218 | static int snd_cmi8328_probe(struct device *pdev, unsigned int ndev) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 219 | { |
| 220 | struct snd_card *card; |
| 221 | struct snd_opl3 *opl3; |
| 222 | struct snd_cmi8328 *cmi; |
| 223 | #ifdef SUPPORT_JOYSTICK |
| 224 | struct resource *res; |
| 225 | #endif |
| 226 | int err, pos; |
Takashi Iwai | f3c0916 | 2020-01-05 15:47:58 +0100 | [diff] [blame] | 227 | static const long mpu_ports[] = { 0x330, 0x300, 0x310, 0x320, 0x332, 0x334, |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 228 | 0x336, -1 }; |
Takashi Iwai | f3c0916 | 2020-01-05 15:47:58 +0100 | [diff] [blame] | 229 | static const u8 mpu_port_bits[] = { 3, 0, 1, 2, 4, 5, 6 }; |
| 230 | static const int mpu_irqs[] = { 9, 7, 5, 3, -1 }; |
| 231 | static const u8 mpu_irq_bits[] = { 3, 2, 1, 0 }; |
| 232 | static const int irqs[] = { 9, 10, 11, 7, -1 }; |
| 233 | static const u8 irq_bits[] = { 2, 3, 4, 1 }; |
| 234 | static const int dma1s[] = { 3, 1, 0, -1 }; |
| 235 | static const u8 dma_bits[] = { 3, 2, 1 }; |
| 236 | static const int dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1}, {0, -1} }; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 237 | u16 port = cmi8328_ports[ndev]; |
| 238 | u8 val; |
| 239 | |
| 240 | /* 0xff is invalid configuration (but settable - hope it isn't set) */ |
| 241 | if (snd_cmi8328_cfg_read(port, CFG1) == 0xff) |
| 242 | return -ENODEV; |
| 243 | /* the SB disable bit must NEVER EVER be cleared or the WSS dies */ |
| 244 | snd_cmi8328_cfg_write(port, CFG1, CFG1_SB_DISABLE); |
| 245 | if (snd_cmi8328_cfg_read(port, CFG1) != CFG1_SB_DISABLE) |
| 246 | return -ENODEV; |
| 247 | /* disable everything first */ |
| 248 | snd_cmi8328_cfg_write(port, CFG2, 0); /* disable CDROM and MPU401 */ |
| 249 | snd_cmi8328_cfg_write(port, CFG3, 0); /* disable CDROM IRQ and DMA */ |
| 250 | |
| 251 | if (irq[ndev] == SNDRV_AUTO_IRQ) { |
| 252 | irq[ndev] = snd_legacy_find_free_irq(irqs); |
| 253 | if (irq[ndev] < 0) { |
| 254 | snd_printk(KERN_ERR "unable to find a free IRQ\n"); |
| 255 | return -EBUSY; |
| 256 | } |
| 257 | } |
| 258 | if (dma1[ndev] == SNDRV_AUTO_DMA) { |
| 259 | dma1[ndev] = snd_legacy_find_free_dma(dma1s); |
| 260 | if (dma1[ndev] < 0) { |
| 261 | snd_printk(KERN_ERR "unable to find a free DMA1\n"); |
| 262 | return -EBUSY; |
| 263 | } |
| 264 | } |
| 265 | if (dma2[ndev] == SNDRV_AUTO_DMA) { |
| 266 | dma2[ndev] = snd_legacy_find_free_dma(dma2s[dma1[ndev] % 4]); |
| 267 | if (dma2[ndev] < 0) { |
| 268 | snd_printk(KERN_WARNING "unable to find a free DMA2, full-duplex will not work\n"); |
| 269 | dma2[ndev] = -1; |
| 270 | } |
| 271 | } |
| 272 | /* configure WSS IRQ... */ |
| 273 | pos = array_find(irqs, irq[ndev]); |
| 274 | if (pos < 0) { |
| 275 | snd_printk(KERN_ERR "invalid IRQ %d\n", irq[ndev]); |
| 276 | return -EINVAL; |
| 277 | } |
| 278 | val = irq_bits[pos] << 3; |
| 279 | /* ...and DMA... */ |
| 280 | pos = array_find(dma1s, dma1[ndev]); |
| 281 | if (pos < 0) { |
| 282 | snd_printk(KERN_ERR "invalid DMA1 %d\n", dma1[ndev]); |
| 283 | return -EINVAL; |
| 284 | } |
| 285 | val |= dma_bits[pos]; |
| 286 | /* ...and DMA2 */ |
| 287 | if (dma2[ndev] >= 0 && dma1[ndev] != dma2[ndev]) { |
| 288 | pos = array_find(dma2s[dma1[ndev]], dma2[ndev]); |
| 289 | if (pos < 0) { |
| 290 | snd_printk(KERN_ERR "invalid DMA2 %d\n", dma2[ndev]); |
| 291 | return -EINVAL; |
| 292 | } |
| 293 | val |= 0x04; /* enable separate capture DMA */ |
| 294 | } |
| 295 | outb(val, port); |
| 296 | |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 297 | err = snd_devm_card_new(pdev, index[ndev], id[ndev], THIS_MODULE, |
| 298 | sizeof(struct snd_cmi8328), &card); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 299 | if (err < 0) |
| 300 | return err; |
| 301 | cmi = card->private_data; |
| 302 | cmi->card = card; |
| 303 | cmi->port = port; |
| 304 | cmi->wss_cfg = val; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 305 | |
| 306 | err = snd_wss_create(card, port + 4, -1, irq[ndev], dma1[ndev], |
| 307 | dma2[ndev], WSS_HW_DETECT, 0, &cmi->wss); |
| 308 | if (err < 0) |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 309 | return err; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 310 | |
Lars-Peter Clausen | fa60c06 | 2015-01-02 12:24:43 +0100 | [diff] [blame] | 311 | err = snd_wss_pcm(cmi->wss, 0); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 312 | if (err < 0) |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 313 | return err; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 314 | |
| 315 | err = snd_wss_mixer(cmi->wss); |
| 316 | if (err < 0) |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 317 | return err; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 318 | err = snd_cmi8328_mixer(cmi->wss); |
| 319 | if (err < 0) |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 320 | return err; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 321 | |
Lars-Peter Clausen | fa60c06 | 2015-01-02 12:24:43 +0100 | [diff] [blame] | 322 | if (snd_wss_timer(cmi->wss, 0) < 0) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 323 | snd_printk(KERN_WARNING "error initializing WSS timer\n"); |
| 324 | |
| 325 | if (mpuport[ndev] == SNDRV_AUTO_PORT) { |
| 326 | mpuport[ndev] = snd_legacy_find_free_ioport(mpu_ports, 2); |
| 327 | if (mpuport[ndev] < 0) |
| 328 | snd_printk(KERN_ERR "unable to find a free MPU401 port\n"); |
| 329 | } |
| 330 | if (mpuirq[ndev] == SNDRV_AUTO_IRQ) { |
| 331 | mpuirq[ndev] = snd_legacy_find_free_irq(mpu_irqs); |
| 332 | if (mpuirq[ndev] < 0) |
| 333 | snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n"); |
| 334 | } |
| 335 | /* enable and configure MPU401 */ |
| 336 | if (mpuport[ndev] > 0 && mpuirq[ndev] > 0) { |
| 337 | val = CFG2_MPU_ENABLE; |
| 338 | pos = array_find_l(mpu_ports, mpuport[ndev]); |
| 339 | if (pos < 0) |
| 340 | snd_printk(KERN_WARNING "invalid MPU401 port 0x%lx\n", |
| 341 | mpuport[ndev]); |
| 342 | else { |
| 343 | val |= mpu_port_bits[pos] << 5; |
| 344 | pos = array_find(mpu_irqs, mpuirq[ndev]); |
| 345 | if (pos < 0) |
| 346 | snd_printk(KERN_WARNING "invalid MPU401 IRQ %d\n", |
| 347 | mpuirq[ndev]); |
| 348 | else { |
| 349 | val |= mpu_irq_bits[pos] << 3; |
| 350 | snd_cmi8328_cfg_write(port, CFG2, val); |
| 351 | if (snd_mpu401_uart_new(card, 0, |
| 352 | MPU401_HW_MPU401, mpuport[ndev], |
| 353 | 0, mpuirq[ndev], NULL) < 0) |
| 354 | snd_printk(KERN_ERR "error initializing MPU401\n"); |
| 355 | } |
| 356 | } |
| 357 | } |
| 358 | /* OPL3 is hardwired to 0x388 and cannot be disabled */ |
| 359 | if (snd_opl3_create(card, 0x388, 0x38a, OPL3_HW_AUTO, 0, &opl3) < 0) |
| 360 | snd_printk(KERN_ERR "error initializing OPL3\n"); |
| 361 | else |
| 362 | if (snd_opl3_hwdep_new(opl3, 0, 1, NULL) < 0) |
| 363 | snd_printk(KERN_WARNING "error initializing OPL3 hwdep\n"); |
| 364 | |
| 365 | strcpy(card->driver, "CMI8328"); |
| 366 | strcpy(card->shortname, "C-Media CMI8328"); |
| 367 | sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d,%d", |
| 368 | card->shortname, cmi->wss->port, irq[ndev], dma1[ndev], |
| 369 | (dma2[ndev] >= 0) ? dma2[ndev] : dma1[ndev]); |
| 370 | |
| 371 | dev_set_drvdata(pdev, card); |
| 372 | err = snd_card_register(card); |
| 373 | if (err < 0) |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 374 | return err; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 375 | #ifdef SUPPORT_JOYSTICK |
| 376 | if (!gameport[ndev]) |
| 377 | return 0; |
| 378 | /* gameport is hardwired to 0x200 */ |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 379 | res = devm_request_region(pdev, 0x200, 8, "CMI8328 gameport"); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 380 | if (!res) |
| 381 | snd_printk(KERN_WARNING "unable to allocate gameport I/O port\n"); |
| 382 | else { |
| 383 | struct gameport *gp = cmi->gameport = gameport_allocate_port(); |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 384 | if (cmi->gameport) { |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 385 | gameport_set_name(gp, "CMI8328 Gameport"); |
| 386 | gameport_set_phys(gp, "%s/gameport0", dev_name(pdev)); |
| 387 | gameport_set_dev_parent(gp, pdev); |
| 388 | gp->io = 0x200; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 389 | /* Enable gameport */ |
| 390 | snd_cmi8328_cfg_write(port, CFG1, |
| 391 | CFG1_SB_DISABLE | CFG1_GAMEPORT); |
| 392 | gameport_register_port(gp); |
| 393 | } |
| 394 | } |
| 395 | #endif |
| 396 | return 0; |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 397 | } |
| 398 | |
Uwe Kleine-König | 30e88d0 | 2021-01-22 10:24:49 +0100 | [diff] [blame] | 399 | static void snd_cmi8328_remove(struct device *pdev, unsigned int dev) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 400 | { |
| 401 | struct snd_card *card = dev_get_drvdata(pdev); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 402 | struct snd_cmi8328 *cmi = card->private_data; |
Takashi Iwai | 56244d0 | 2012-08-24 07:52:03 +0200 | [diff] [blame] | 403 | |
| 404 | #ifdef SUPPORT_JOYSTICK |
Takashi Iwai | d9fd739 | 2021-07-15 09:59:21 +0200 | [diff] [blame] | 405 | if (cmi->gameport) |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 406 | gameport_unregister_port(cmi->gameport); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 407 | #endif |
| 408 | /* disable everything */ |
| 409 | snd_cmi8328_cfg_write(cmi->port, CFG1, CFG1_SB_DISABLE); |
| 410 | snd_cmi8328_cfg_write(cmi->port, CFG2, 0); |
| 411 | snd_cmi8328_cfg_write(cmi->port, CFG3, 0); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 412 | } |
| 413 | |
| 414 | #ifdef CONFIG_PM |
| 415 | static int snd_cmi8328_suspend(struct device *pdev, unsigned int n, |
| 416 | pm_message_t state) |
| 417 | { |
| 418 | struct snd_card *card = dev_get_drvdata(pdev); |
| 419 | struct snd_cmi8328 *cmi; |
| 420 | |
| 421 | if (!card) /* ignore absent devices */ |
| 422 | return 0; |
| 423 | cmi = card->private_data; |
| 424 | snd_cmi8328_cfg_save(cmi->port, cmi->cfg); |
| 425 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 426 | cmi->wss->suspend(cmi->wss); |
| 427 | |
| 428 | return 0; |
| 429 | } |
| 430 | |
| 431 | static int snd_cmi8328_resume(struct device *pdev, unsigned int n) |
| 432 | { |
| 433 | struct snd_card *card = dev_get_drvdata(pdev); |
| 434 | struct snd_cmi8328 *cmi; |
| 435 | |
| 436 | if (!card) /* ignore absent devices */ |
| 437 | return 0; |
| 438 | cmi = card->private_data; |
| 439 | snd_cmi8328_cfg_restore(cmi->port, cmi->cfg); |
| 440 | outb(cmi->wss_cfg, cmi->port); |
| 441 | cmi->wss->resume(cmi->wss); |
| 442 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
| 443 | |
| 444 | return 0; |
| 445 | } |
| 446 | #endif |
| 447 | |
| 448 | static struct isa_driver snd_cmi8328_driver = { |
| 449 | .probe = snd_cmi8328_probe, |
Bill Pemberton | 1bff292 | 2012-12-06 12:35:21 -0500 | [diff] [blame] | 450 | .remove = snd_cmi8328_remove, |
Ondrej Zary | f993348 | 2012-08-20 22:39:51 +0200 | [diff] [blame] | 451 | #ifdef CONFIG_PM |
| 452 | .suspend = snd_cmi8328_suspend, |
| 453 | .resume = snd_cmi8328_resume, |
| 454 | #endif |
| 455 | .driver = { |
| 456 | .name = "cmi8328" |
| 457 | }, |
| 458 | }; |
| 459 | |
William Breathitt Gray | 042c576 | 2016-05-31 11:55:12 -0400 | [diff] [blame] | 460 | module_isa_driver(snd_cmi8328_driver, CMI8328_MAX); |