1#ifndef __SOUND_ICE1712_H 2#define __SOUND_ICE1712_H 3 4/* 5 * ALSA driver for ICEnsemble ICE1712 (Envy24) 6 * 7 * Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz> 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 22 * 23 */ 24 25#include <sound/control.h> 26#include <sound/ac97_codec.h> 27#include <sound/rawmidi.h> 28#include <sound/i2c.h> 29#include <sound/ak4xxx-adda.h> 30#include <sound/ak4114.h> 31#include <sound/pt2258.h> 32#include <sound/pcm.h> 33#include <sound/mpu401.h> 34 35 36/* 37 * Direct registers 38 */ 39 40#define ICEREG(ice, x) ((ice)->port + ICE1712_REG_##x) 41 42#define ICE1712_REG_CONTROL 0x00 /* byte */ 43#define ICE1712_RESET 0x80 /* reset whole chip */ 44#define ICE1712_SERR_LEVEL 0x04 /* SERR# level otherwise edge */ 45#define ICE1712_NATIVE 0x01 /* native mode otherwise SB */ 46#define ICE1712_REG_IRQMASK 0x01 /* byte */ 47#define ICE1712_IRQ_MPU1 0x80 48#define ICE1712_IRQ_TIMER 0x40 49#define ICE1712_IRQ_MPU2 0x20 50#define ICE1712_IRQ_PROPCM 0x10 51#define ICE1712_IRQ_FM 0x08 /* FM/MIDI - legacy */ 52#define ICE1712_IRQ_PBKDS 0x04 /* playback DS channels */ 53#define ICE1712_IRQ_CONCAP 0x02 /* consumer capture */ 54#define ICE1712_IRQ_CONPBK 0x01 /* consumer playback */ 55#define ICE1712_REG_IRQSTAT 0x02 /* byte */ 56/* look to ICE1712_IRQ_* */ 57#define ICE1712_REG_INDEX 0x03 /* byte - indirect CCIxx regs */ 58#define ICE1712_REG_DATA 0x04 /* byte - indirect CCIxx regs */ 59#define ICE1712_REG_NMI_STAT1 0x05 /* byte */ 60#define ICE1712_REG_NMI_DATA 0x06 /* byte */ 61#define ICE1712_REG_NMI_INDEX 0x07 /* byte */ 62#define ICE1712_REG_AC97_INDEX 0x08 /* byte */ 63#define ICE1712_REG_AC97_CMD 0x09 /* byte */ 64#define ICE1712_AC97_COLD 0x80 /* cold reset */ 65#define ICE1712_AC97_WARM 0x40 /* warm reset */ 66#define ICE1712_AC97_WRITE 0x20 /* W: write, R: write in progress */ 67#define ICE1712_AC97_READ 0x10 /* W: read, R: read in progress */ 68#define ICE1712_AC97_READY 0x08 /* codec ready status bit */ 69#define ICE1712_AC97_PBK_VSR 0x02 /* playback VSR */ 70#define ICE1712_AC97_CAP_VSR 0x01 /* capture VSR */ 71#define ICE1712_REG_AC97_DATA 0x0a /* word (little endian) */ 72#define ICE1712_REG_MPU1_CTRL 0x0c /* byte */ 73#define ICE1712_REG_MPU1_DATA 0x0d /* byte */ 74#define ICE1712_REG_I2C_DEV_ADDR 0x10 /* byte */ 75#define ICE1712_I2C_WRITE 0x01 /* write direction */ 76#define ICE1712_REG_I2C_BYTE_ADDR 0x11 /* byte */ 77#define ICE1712_REG_I2C_DATA 0x12 /* byte */ 78#define ICE1712_REG_I2C_CTRL 0x13 /* byte */ 79#define ICE1712_I2C_EEPROM 0x80 /* EEPROM exists */ 80#define ICE1712_I2C_BUSY 0x01 /* busy bit */ 81#define ICE1712_REG_CONCAP_ADDR 0x14 /* dword - consumer capture */ 82#define ICE1712_REG_CONCAP_COUNT 0x18 /* word - current/base count */ 83#define ICE1712_REG_SERR_SHADOW 0x1b /* byte */ 84#define ICE1712_REG_MPU2_CTRL 0x1c /* byte */ 85#define ICE1712_REG_MPU2_DATA 0x1d /* byte */ 86#define ICE1712_REG_TIMER 0x1e /* word */ 87 88/* 89 * Indirect registers 90 */ 91 92#define ICE1712_IREG_PBK_COUNT_LO 0x00 93#define ICE1712_IREG_PBK_COUNT_HI 0x01 94#define ICE1712_IREG_PBK_CTRL 0x02 95#define ICE1712_IREG_PBK_LEFT 0x03 /* left volume */ 96#define ICE1712_IREG_PBK_RIGHT 0x04 /* right volume */ 97#define ICE1712_IREG_PBK_SOFT 0x05 /* soft volume */ 98#define ICE1712_IREG_PBK_RATE_LO 0x06 99#define ICE1712_IREG_PBK_RATE_MID 0x07 100#define ICE1712_IREG_PBK_RATE_HI 0x08 101#define ICE1712_IREG_CAP_COUNT_LO 0x10 102#define ICE1712_IREG_CAP_COUNT_HI 0x11 103#define ICE1712_IREG_CAP_CTRL 0x12 104#define ICE1712_IREG_GPIO_DATA 0x20 105#define ICE1712_IREG_GPIO_WRITE_MASK 0x21 106#define ICE1712_IREG_GPIO_DIRECTION 0x22 107#define ICE1712_IREG_CONSUMER_POWERDOWN 0x30 108#define ICE1712_IREG_PRO_POWERDOWN 0x31 109 110/* 111 * Consumer section direct DMA registers 112 */ 113 114#define ICEDS(ice, x) ((ice)->dmapath_port + ICE1712_DS_##x) 115 116#define ICE1712_DS_INTMASK 0x00 /* word - interrupt mask */ 117#define ICE1712_DS_INTSTAT 0x02 /* word - interrupt status */ 118#define ICE1712_DS_DATA 0x04 /* dword - channel data */ 119#define ICE1712_DS_INDEX 0x08 /* dword - channel index */ 120 121/* 122 * Consumer section channel registers 123 */ 124 125#define ICE1712_DSC_ADDR0 0x00 /* dword - base address 0 */ 126#define ICE1712_DSC_COUNT0 0x01 /* word - count 0 */ 127#define ICE1712_DSC_ADDR1 0x02 /* dword - base address 1 */ 128#define ICE1712_DSC_COUNT1 0x03 /* word - count 1 */ 129#define ICE1712_DSC_CONTROL 0x04 /* byte - control & status */ 130#define ICE1712_BUFFER1 0x80 /* buffer1 is active */ 131#define ICE1712_BUFFER1_AUTO 0x40 /* buffer1 auto init */ 132#define ICE1712_BUFFER0_AUTO 0x20 /* buffer0 auto init */ 133#define ICE1712_FLUSH 0x10 /* flush FIFO */ 134#define ICE1712_STEREO 0x08 /* stereo */ 135#define ICE1712_16BIT 0x04 /* 16-bit data */ 136#define ICE1712_PAUSE 0x02 /* pause */ 137#define ICE1712_START 0x01 /* start */ 138#define ICE1712_DSC_RATE 0x05 /* dword - rate */ 139#define ICE1712_DSC_VOLUME 0x06 /* word - volume control */ 140 141/* 142 * Professional multi-track direct control registers 143 */ 144 145#define ICEMT(ice, x) ((ice)->profi_port + ICE1712_MT_##x) 146 147#define ICE1712_MT_IRQ 0x00 /* byte - interrupt mask */ 148#define ICE1712_MULTI_CAPTURE 0x80 /* capture IRQ */ 149#define ICE1712_MULTI_PLAYBACK 0x40 /* playback IRQ */ 150#define ICE1712_MULTI_CAPSTATUS 0x02 /* capture IRQ status */ 151#define ICE1712_MULTI_PBKSTATUS 0x01 /* playback IRQ status */ 152#define ICE1712_MT_RATE 0x01 /* byte - sampling rate select */ 153#define ICE1712_SPDIF_MASTER 0x10 /* S/PDIF input is master clock */ 154#define ICE1712_MT_I2S_FORMAT 0x02 /* byte - I2S data format */ 155#define ICE1712_MT_AC97_INDEX 0x04 /* byte - AC'97 index */ 156#define ICE1712_MT_AC97_CMD 0x05 /* byte - AC'97 command & status */ 157/* look to ICE1712_AC97_* */ 158#define ICE1712_MT_AC97_DATA 0x06 /* word - AC'97 data */ 159#define ICE1712_MT_PLAYBACK_ADDR 0x10 /* dword - playback address */ 160#define ICE1712_MT_PLAYBACK_SIZE 0x14 /* word - playback size */ 161#define ICE1712_MT_PLAYBACK_COUNT 0x16 /* word - playback count */ 162#define ICE1712_MT_PLAYBACK_CONTROL 0x18 /* byte - control */ 163#define ICE1712_CAPTURE_START_SHADOW 0x04 /* capture start */ 164#define ICE1712_PLAYBACK_PAUSE 0x02 /* playback pause */ 165#define ICE1712_PLAYBACK_START 0x01 /* playback start */ 166#define ICE1712_MT_CAPTURE_ADDR 0x20 /* dword - capture address */ 167#define ICE1712_MT_CAPTURE_SIZE 0x24 /* word - capture size */ 168#define ICE1712_MT_CAPTURE_COUNT 0x26 /* word - capture count */ 169#define ICE1712_MT_CAPTURE_CONTROL 0x28 /* byte - control */ 170#define ICE1712_CAPTURE_START 0x01 /* capture start */ 171#define ICE1712_MT_ROUTE_PSDOUT03 0x30 /* word */ 172#define ICE1712_MT_ROUTE_SPDOUT 0x32 /* word */ 173#define ICE1712_MT_ROUTE_CAPTURE 0x34 /* dword */ 174#define ICE1712_MT_MONITOR_VOLUME 0x38 /* word */ 175#define ICE1712_MT_MONITOR_INDEX 0x3a /* byte */ 176#define ICE1712_MT_MONITOR_RATE 0x3b /* byte */ 177#define ICE1712_MT_MONITOR_ROUTECTRL 0x3c /* byte */ 178#define ICE1712_ROUTE_AC97 0x01 /* route digital mixer output to AC'97 */ 179#define ICE1712_MT_MONITOR_PEAKINDEX 0x3e /* byte */ 180#define ICE1712_MT_MONITOR_PEAKDATA 0x3f /* byte */ 181 182/* 183 * Codec configuration bits 184 */ 185 186/* PCI[60] System Configuration */ 187#define ICE1712_CFG_CLOCK 0xc0 188#define ICE1712_CFG_CLOCK512 0x00 /* 22.5692Mhz, 44.1kHz*512 */ 189#define ICE1712_CFG_CLOCK384 0x40 /* 16.9344Mhz, 44.1kHz*384 */ 190#define ICE1712_CFG_EXT 0x80 /* external clock */ 191#define ICE1712_CFG_2xMPU401 0x20 /* two MPU401 UARTs */ 192#define ICE1712_CFG_NO_CON_AC97 0x10 /* consumer AC'97 codec is not present */ 193#define ICE1712_CFG_ADC_MASK 0x0c /* one, two, three, four stereo ADCs */ 194#define ICE1712_CFG_DAC_MASK 0x03 /* one, two, three, four stereo DACs */ 195/* PCI[61] AC-Link Configuration */ 196#define ICE1712_CFG_PRO_I2S 0x80 /* multitrack converter: I2S or AC'97 */ 197#define ICE1712_CFG_AC97_PACKED 0x01 /* split or packed mode - AC'97 */ 198/* PCI[62] I2S Features */ 199#define ICE1712_CFG_I2S_VOLUME 0x80 /* volume/mute capability */ 200#define ICE1712_CFG_I2S_96KHZ 0x40 /* supports 96kHz sampling */ 201#define ICE1712_CFG_I2S_RESMASK 0x30 /* resolution mask, 16,18,20,24-bit */ 202#define ICE1712_CFG_I2S_OTHER 0x0f /* other I2S IDs */ 203/* PCI[63] S/PDIF Configuration */ 204#define ICE1712_CFG_I2S_CHIPID 0xfc /* I2S chip ID */ 205#define ICE1712_CFG_SPDIF_IN 0x02 /* S/PDIF input is present */ 206#define ICE1712_CFG_SPDIF_OUT 0x01 /* S/PDIF output is present */ 207 208/* 209 * DMA mode values 210 * identical with DMA_XXX on i386 architecture. 211 */ 212#define ICE1712_DMA_MODE_WRITE 0x48 213#define ICE1712_DMA_AUTOINIT 0x10 214 215 216/* 217 * 218 */ 219 220struct snd_ice1712; 221 222struct snd_ice1712_eeprom { 223 unsigned int subvendor; /* PCI[2c-2f] */ 224 unsigned char size; /* size of EEPROM image in bytes */ 225 unsigned char version; /* must be 1 (or 2 for vt1724) */ 226 unsigned char data[32]; 227 unsigned int gpiomask; 228 unsigned int gpiostate; 229 unsigned int gpiodir; 230}; 231 232enum { 233 ICE_EEP1_CODEC = 0, /* 06 */ 234 ICE_EEP1_ACLINK, /* 07 */ 235 ICE_EEP1_I2SID, /* 08 */ 236 ICE_EEP1_SPDIF, /* 09 */ 237 ICE_EEP1_GPIO_MASK, /* 0a */ 238 ICE_EEP1_GPIO_STATE, /* 0b */ 239 ICE_EEP1_GPIO_DIR, /* 0c */ 240 ICE_EEP1_AC97_MAIN_LO, /* 0d */ 241 ICE_EEP1_AC97_MAIN_HI, /* 0e */ 242 ICE_EEP1_AC97_PCM_LO, /* 0f */ 243 ICE_EEP1_AC97_PCM_HI, /* 10 */ 244 ICE_EEP1_AC97_REC_LO, /* 11 */ 245 ICE_EEP1_AC97_REC_HI, /* 12 */ 246 ICE_EEP1_AC97_RECSRC, /* 13 */ 247 ICE_EEP1_DAC_ID, /* 14 */ 248 ICE_EEP1_DAC_ID1, 249 ICE_EEP1_DAC_ID2, 250 ICE_EEP1_DAC_ID3, 251 ICE_EEP1_ADC_ID, /* 18 */ 252 ICE_EEP1_ADC_ID1, 253 ICE_EEP1_ADC_ID2, 254 ICE_EEP1_ADC_ID3 255}; 256 257#define ice_has_con_ac97(ice) (!((ice)->eeprom.data[ICE_EEP1_CODEC] & ICE1712_CFG_NO_CON_AC97)) 258 259 260struct snd_ak4xxx_private { 261 unsigned int cif: 1; /* CIF mode */ 262 unsigned char caddr; /* C0 and C1 bits */ 263 unsigned int data_mask; /* DATA gpio bit */ 264 unsigned int clk_mask; /* CLK gpio bit */ 265 unsigned int cs_mask; /* bit mask for select/deselect address */ 266 unsigned int cs_addr; /* bits to select address */ 267 unsigned int cs_none; /* bits to deselect address */ 268 unsigned int add_flags; /* additional bits at init */ 269 unsigned int mask_flags; /* total mask bits */ 270 struct snd_akm4xxx_ops { 271 void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate); 272 } ops; 273}; 274 275struct snd_ice1712_spdif { 276 unsigned char cs8403_bits; 277 unsigned char cs8403_stream_bits; 278 struct snd_kcontrol *stream_ctl; 279 280 struct snd_ice1712_spdif_ops { 281 void (*open)(struct snd_ice1712 *, struct snd_pcm_substream *); 282 void (*setup_rate)(struct snd_ice1712 *, int rate); 283 void (*close)(struct snd_ice1712 *, struct snd_pcm_substream *); 284 void (*default_get)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol); 285 int (*default_put)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol); 286 void (*stream_get)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol); 287 int (*stream_put)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol); 288 } ops; 289}; 290 291 292struct snd_ice1712 { 293 unsigned long conp_dma_size; 294 unsigned long conc_dma_size; 295 unsigned long prop_dma_size; 296 unsigned long proc_dma_size; 297 int irq; 298 299 unsigned long port; 300 unsigned long ddma_port; 301 unsigned long dmapath_port; 302 unsigned long profi_port; 303 304 struct pci_dev *pci; 305 struct snd_card *card; 306 struct snd_pcm *pcm; 307 struct snd_pcm *pcm_ds; 308 struct snd_pcm *pcm_pro; 309 struct snd_pcm_substream *playback_con_substream; 310 struct snd_pcm_substream *playback_con_substream_ds[6]; 311 struct snd_pcm_substream *capture_con_substream; 312 struct snd_pcm_substream *playback_pro_substream; 313 struct snd_pcm_substream *capture_pro_substream; 314 unsigned int playback_pro_size; 315 unsigned int capture_pro_size; 316 unsigned int playback_con_virt_addr[6]; 317 unsigned int playback_con_active_buf[6]; 318 unsigned int capture_con_virt_addr; 319 unsigned int ac97_ext_id; 320 struct snd_ac97 *ac97; 321 struct snd_rawmidi *rmidi[2]; 322 323 spinlock_t reg_lock; 324 struct snd_info_entry *proc_entry; 325 326 struct snd_ice1712_eeprom eeprom; 327 328 unsigned int pro_volumes[20]; 329 unsigned int omni: 1; /* Delta Omni I/O */ 330 unsigned int dxr_enable: 1; /* Terratec DXR enable for DMX6FIRE */ 331 unsigned int vt1724: 1; 332 unsigned int vt1720: 1; 333 unsigned int has_spdif: 1; /* VT1720/4 - has SPDIF I/O */ 334 unsigned int force_pdma4: 1; /* VT1720/4 - PDMA4 as non-spdif */ 335 unsigned int force_rdma1: 1; /* VT1720/4 - RDMA1 as non-spdif */ 336 unsigned int num_total_dacs; /* total DACs */ 337 unsigned int num_total_adcs; /* total ADCs */ 338 unsigned int cur_rate; /* current rate */ 339 340 struct mutex open_mutex; 341 struct snd_pcm_substream *pcm_reserved[4]; 342 struct snd_pcm_hw_constraint_list *hw_rates; /* card-specific rate constraints */ 343 344 unsigned int akm_codecs; 345 struct snd_akm4xxx *akm; 346 struct snd_ice1712_spdif spdif; 347 348 struct mutex i2c_mutex; /* I2C mutex for ICE1724 registers */ 349 struct snd_i2c_bus *i2c; /* I2C bus */ 350 struct snd_i2c_device *cs8427; /* CS8427 I2C device */ 351 unsigned int cs8427_timeout; /* CS8427 reset timeout in HZ/100 */ 352 353 struct ice1712_gpio { 354 unsigned int direction; /* current direction bits */ 355 unsigned int write_mask; /* current mask bits */ 356 unsigned int saved[2]; /* for ewx_i2c */ 357 /* operators */ 358 void (*set_mask)(struct snd_ice1712 *ice, unsigned int data); 359 void (*set_dir)(struct snd_ice1712 *ice, unsigned int data); 360 void (*set_data)(struct snd_ice1712 *ice, unsigned int data); 361 unsigned int (*get_data)(struct snd_ice1712 *ice); 362 /* misc operators - move to another place? */ 363 void (*set_pro_rate)(struct snd_ice1712 *ice, unsigned int rate); 364 void (*i2s_mclk_changed)(struct snd_ice1712 *ice); 365 } gpio; 366 struct mutex gpio_mutex; 367 368 /* other board-specific data */ 369 union { 370 /* additional i2c devices for EWS boards */ 371 struct snd_i2c_device *i2cdevs[3]; 372 /* AC97 register cache for Aureon */ 373 struct aureon_spec { 374 unsigned short stac9744[64]; 375 unsigned int cs8415_mux; 376 unsigned short master[2]; 377 unsigned short vol[8]; 378 unsigned char pca9554_out; 379 } aureon; 380 /* AC97 register cache for Phase28 */ 381 struct phase28_spec { 382 unsigned short master[2]; 383 unsigned short vol[8]; 384 } phase28; 385 /* a non-standard I2C device for revo51 */ 386 struct revo51_spec { 387 struct snd_i2c_device *dev; 388 struct snd_pt2258 *pt2258; 389 } revo51; 390 /* Hoontech-specific setting */ 391 struct hoontech_spec { 392 unsigned char boxbits[4]; 393 unsigned int config; 394 unsigned short boxconfig[4]; 395 } hoontech; 396 struct { 397 struct ak4114 *ak4114; 398 unsigned int analog: 1; 399 } juli; 400 struct { 401 struct ak4114 *ak4114; 402 } prodigy192; 403 } spec; 404 405}; 406 407 408/* 409 * gpio access functions 410 */ 411static inline void snd_ice1712_gpio_set_dir(struct snd_ice1712 *ice, unsigned int bits) 412{ 413 ice->gpio.set_dir(ice, bits); 414} 415 416static inline void snd_ice1712_gpio_set_mask(struct snd_ice1712 *ice, unsigned int bits) 417{ 418 ice->gpio.set_mask(ice, bits); 419} 420 421static inline void snd_ice1712_gpio_write(struct snd_ice1712 *ice, unsigned int val) 422{ 423 ice->gpio.set_data(ice, val); 424} 425 426static inline unsigned int snd_ice1712_gpio_read(struct snd_ice1712 *ice) 427{ 428 return ice->gpio.get_data(ice); 429} 430 431/* 432 * save and restore gpio status 433 * The access to gpio will be protected by mutex, so don't forget to 434 * restore! 435 */ 436static inline void snd_ice1712_save_gpio_status(struct snd_ice1712 *ice) 437{ 438 mutex_lock(&ice->gpio_mutex); 439 ice->gpio.saved[0] = ice->gpio.direction; 440 ice->gpio.saved[1] = ice->gpio.write_mask; 441} 442 443static inline void snd_ice1712_restore_gpio_status(struct snd_ice1712 *ice) 444{ 445 ice->gpio.set_dir(ice, ice->gpio.saved[0]); 446 ice->gpio.set_mask(ice, ice->gpio.saved[1]); 447 ice->gpio.direction = ice->gpio.saved[0]; 448 ice->gpio.write_mask = ice->gpio.saved[1]; 449 mutex_unlock(&ice->gpio_mutex); 450} 451 452/* for bit controls */ 453#define ICE1712_GPIO(xiface, xname, xindex, mask, invert, xaccess) \ 454{ .iface = xiface, .name = xname, .access = xaccess, .info = snd_ice1712_gpio_info, \ 455 .get = snd_ice1712_gpio_get, .put = snd_ice1712_gpio_put, \ 456 .private_value = mask | (invert << 24) } 457 458int snd_ice1712_gpio_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); 459int snd_ice1712_gpio_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); 460int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); 461 462/* 463 * set gpio direction, write mask and data 464 */ 465static inline void snd_ice1712_gpio_write_bits(struct snd_ice1712 *ice, 466 unsigned int mask, unsigned int bits) 467{ 468 ice->gpio.direction |= mask; 469 snd_ice1712_gpio_set_dir(ice, ice->gpio.direction); 470 snd_ice1712_gpio_set_mask(ice, ~mask); 471 snd_ice1712_gpio_write(ice, mask & bits); 472} 473 474static inline int snd_ice1712_gpio_read_bits(struct snd_ice1712 *ice, 475 unsigned int mask) 476{ 477 ice->gpio.direction &= ~mask; 478 snd_ice1712_gpio_set_dir(ice, ice->gpio.direction); 479 return (snd_ice1712_gpio_read(ice) & mask); 480} 481 482int snd_ice1712_spdif_build_controls(struct snd_ice1712 *ice); 483 484int snd_ice1712_akm4xxx_init(struct snd_akm4xxx *ak, const struct snd_akm4xxx *template, 485 const struct snd_ak4xxx_private *priv, struct snd_ice1712 *ice); 486void snd_ice1712_akm4xxx_free(struct snd_ice1712 *ice); 487int snd_ice1712_akm4xxx_build_controls(struct snd_ice1712 *ice); 488 489int snd_ice1712_init_cs8427(struct snd_ice1712 *ice, int addr); 490 491static inline void snd_ice1712_write(struct snd_ice1712 * ice, u8 addr, u8 data) 492{ 493 outb(addr, ICEREG(ice, INDEX)); 494 outb(data, ICEREG(ice, DATA)); 495} 496 497static inline u8 snd_ice1712_read(struct snd_ice1712 * ice, u8 addr) 498{ 499 outb(addr, ICEREG(ice, INDEX)); 500 return inb(ICEREG(ice, DATA)); 501} 502 503 504/* 505 * entry pointer 506 */ 507 508struct snd_ice1712_card_info { 509 unsigned int subvendor; 510 char *name; 511 char *model; 512 char *driver; 513 int (*chip_init)(struct snd_ice1712 *); 514 int (*build_controls)(struct snd_ice1712 *); 515 unsigned int no_mpu401: 1; 516 unsigned int mpu401_1_info_flags; 517 unsigned int mpu401_2_info_flags; 518 const char *mpu401_1_name; 519 const char *mpu401_2_name; 520 const unsigned int eeprom_size; 521 const unsigned char *eeprom_data; 522}; 523 524 525#endif /* __SOUND_ICE1712_H */ 526