sound/pci/ice1712/ice1712.h

   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/pcm.h>
  32
  33
  34 /*
  35  *  Direct registers
  36  */
  37
  38 #define ICEREG(ice, x) ((ice)->port + ICE1712_REG_##x)
  39
  40 #define ICE1712_REG_CONTROL             0x00    /* byte */
  41 #define   ICE1712_RESET                 0x80    /* reset whole chip */
  42 #define   ICE1712_SERR_LEVEL            0x04    /* SERR# level otherwise edge */
  43 #define   ICE1712_NATIVE                0x01    /* native mode otherwise SB */
  44 #define ICE1712_REG_IRQMASK             0x01    /* byte */
  45 #define   ICE1712_IRQ_MPU1              0x80
  46 #define   ICE1712_IRQ_TIMER             0x40
  47 #define   ICE1712_IRQ_MPU2              0x20
  48 #define   ICE1712_IRQ_PROPCM            0x10
  49 #define   ICE1712_IRQ_FM                0x08    /* FM/MIDI - legacy */
  50 #define   ICE1712_IRQ_PBKDS             0x04    /* playback DS channels */
  51 #define   ICE1712_IRQ_CONCAP            0x02    /* consumer capture */
  52 #define   ICE1712_IRQ_CONPBK            0x01    /* consumer playback */
  53 #define ICE1712_REG_IRQSTAT             0x02    /* byte */
  54 /* look to ICE1712_IRQ_* */
  55 #define ICE1712_REG_INDEX               0x03    /* byte - indirect CCIxx regs */
  56 #define ICE1712_REG_DATA                0x04    /* byte - indirect CCIxx regs */
  57 #define ICE1712_REG_NMI_STAT1           0x05    /* byte */
  58 #define ICE1712_REG_NMI_DATA            0x06    /* byte */
  59 #define ICE1712_REG_NMI_INDEX           0x07    /* byte */
  60 #define ICE1712_REG_AC97_INDEX          0x08    /* byte */
  61 #define ICE1712_REG_AC97_CMD            0x09    /* byte */
  62 #define   ICE1712_AC97_COLD             0x80    /* cold reset */
  63 #define   ICE1712_AC97_WARM             0x40    /* warm reset */
  64 #define   ICE1712_AC97_WRITE            0x20    /* W: write, R: write in progress */
  65 #define   ICE1712_AC97_READ             0x10    /* W: read, R: read in progress */
  66 #define   ICE1712_AC97_READY            0x08    /* codec ready status bit */
  67 #define   ICE1712_AC97_PBK_VSR          0x02    /* playback VSR */
  68 #define   ICE1712_AC97_CAP_VSR          0x01    /* capture VSR */
  69 #define ICE1712_REG_AC97_DATA           0x0a    /* word (little endian) */
  70 #define ICE1712_REG_MPU1_CTRL           0x0c    /* byte */
  71 #define ICE1712_REG_MPU1_DATA           0x0d    /* byte */
  72 #define ICE1712_REG_I2C_DEV_ADDR        0x10    /* byte */
  73 #define   ICE1712_I2C_WRITE             0x01    /* write direction */
  74 #define ICE1712_REG_I2C_BYTE_ADDR       0x11    /* byte */
  75 #define ICE1712_REG_I2C_DATA            0x12    /* byte */
  76 #define ICE1712_REG_I2C_CTRL            0x13    /* byte */
  77 #define   ICE1712_I2C_EEPROM            0x80    /* EEPROM exists */
  78 #define   ICE1712_I2C_BUSY              0x01    /* busy bit */
  79 #define ICE1712_REG_CONCAP_ADDR         0x14    /* dword - consumer capture */
  80 #define ICE1712_REG_CONCAP_COUNT        0x18    /* word - current/base count */
  81 #define ICE1712_REG_SERR_SHADOW         0x1b    /* byte */
  82 #define ICE1712_REG_MPU2_CTRL           0x1c    /* byte */
  83 #define ICE1712_REG_MPU2_DATA           0x1d    /* byte */
  84 #define ICE1712_REG_TIMER               0x1e    /* word */
  85
  86 /*
  87  *  Indirect registers
  88  */
  89
  90 #define ICE1712_IREG_PBK_COUNT_LO       0x00
  91 #define ICE1712_IREG_PBK_COUNT_HI       0x01
  92 #define ICE1712_IREG_PBK_CTRL           0x02
  93 #define ICE1712_IREG_PBK_LEFT           0x03    /* left volume */
  94 #define ICE1712_IREG_PBK_RIGHT          0x04    /* right volume */
  95 #define ICE1712_IREG_PBK_SOFT           0x05    /* soft volume */
  96 #define ICE1712_IREG_PBK_RATE_LO        0x06
  97 #define ICE1712_IREG_PBK_RATE_MID       0x07
  98 #define ICE1712_IREG_PBK_RATE_HI        0x08
  99 #define ICE1712_IREG_CAP_COUNT_LO       0x10
 100 #define ICE1712_IREG_CAP_COUNT_HI       0x11
 101 #define ICE1712_IREG_CAP_CTRL           0x12
 102 #define ICE1712_IREG_GPIO_DATA          0x20
 103 #define ICE1712_IREG_GPIO_WRITE_MASK    0x21
 104 #define ICE1712_IREG_GPIO_DIRECTION     0x22
 105 #define ICE1712_IREG_CONSUMER_POWERDOWN 0x30
 106 #define ICE1712_IREG_PRO_POWERDOWN      0x31
 107
 108 /*
 109  *  Consumer section direct DMA registers
 110  */
 111
 112 #define ICEDS(ice, x) ((ice)->dmapath_port + ICE1712_DS_##x)
 113
 114 #define ICE1712_DS_INTMASK              0x00    /* word - interrupt mask */
 115 #define ICE1712_DS_INTSTAT              0x02    /* word - interrupt status */
 116 #define ICE1712_DS_DATA                 0x04    /* dword - channel data */
 117 #define ICE1712_DS_INDEX                0x08    /* dword - channel index */
 118
 119 /*
 120  *  Consumer section channel registers
 121  */
 122
 123 #define ICE1712_DSC_ADDR0               0x00    /* dword - base address 0 */
 124 #define ICE1712_DSC_COUNT0              0x01    /* word - count 0 */
 125 #define ICE1712_DSC_ADDR1               0x02    /* dword - base address 1 */
 126 #define ICE1712_DSC_COUNT1              0x03    /* word - count 1 */
 127 #define ICE1712_DSC_CONTROL             0x04    /* byte - control & status */
 128 #define   ICE1712_BUFFER1               0x80    /* buffer1 is active */
 129 #define   ICE1712_BUFFER1_AUTO          0x40    /* buffer1 auto init */
 130 #define   ICE1712_BUFFER0_AUTO          0x20    /* buffer0 auto init */
 131 #define   ICE1712_FLUSH                 0x10    /* flush FIFO */
 132 #define   ICE1712_STEREO                0x08    /* stereo */
 133 #define   ICE1712_16BIT                 0x04    /* 16-bit data */
 134 #define   ICE1712_PAUSE                 0x02    /* pause */
 135 #define   ICE1712_START                 0x01    /* start */
 136 #define ICE1712_DSC_RATE                0x05    /* dword - rate */
 137 #define ICE1712_DSC_VOLUME              0x06    /* word - volume control */
 138
 139 /*
 140  *  Professional multi-track direct control registers
 141  */
 142
 143 #define ICEMT(ice, x) ((ice)->profi_port + ICE1712_MT_##x)
 144
 145 #define ICE1712_MT_IRQ                  0x00    /* byte - interrupt mask */
 146 #define   ICE1712_MULTI_CAPTURE         0x80    /* capture IRQ */
 147 #define   ICE1712_MULTI_PLAYBACK        0x40    /* playback IRQ */
 148 #define   ICE1712_MULTI_CAPSTATUS       0x02    /* capture IRQ status */
 149 #define   ICE1712_MULTI_PBKSTATUS       0x01    /* playback IRQ status */
 150 #define ICE1712_MT_RATE                 0x01    /* byte - sampling rate select */
 151 #define   ICE1712_SPDIF_MASTER          0x10    /* S/PDIF input is master clock */
 152 #define ICE1712_MT_I2S_FORMAT           0x02    /* byte - I2S data format */
 153 #define ICE1712_MT_AC97_INDEX           0x04    /* byte - AC'97 index */
 154 #define ICE1712_MT_AC97_CMD             0x05    /* byte - AC'97 command & status */
 155 /* look to ICE1712_AC97_* */
 156 #define ICE1712_MT_AC97_DATA            0x06    /* word - AC'97 data */
 157 #define ICE1712_MT_PLAYBACK_ADDR        0x10    /* dword - playback address */
 158 #define ICE1712_MT_PLAYBACK_SIZE        0x14    /* word - playback size */
 159 #define ICE1712_MT_PLAYBACK_COUNT       0x16    /* word - playback count */
 160 #define ICE1712_MT_PLAYBACK_CONTROL     0x18    /* byte - control */
 161 #define   ICE1712_CAPTURE_START_SHADOW  0x04    /* capture start */
 162 #define   ICE1712_PLAYBACK_PAUSE        0x02    /* playback pause */
 163 #define   ICE1712_PLAYBACK_START        0x01    /* playback start */
 164 #define ICE1712_MT_CAPTURE_ADDR         0x20    /* dword - capture address */
 165 #define ICE1712_MT_CAPTURE_SIZE         0x24    /* word - capture size */
 166 #define ICE1712_MT_CAPTURE_COUNT        0x26    /* word - capture count */
 167 #define ICE1712_MT_CAPTURE_CONTROL      0x28    /* byte - control */
 168 #define   ICE1712_CAPTURE_START         0x01    /* capture start */
 169 #define ICE1712_MT_ROUTE_PSDOUT03       0x30    /* word */
 170 #define ICE1712_MT_ROUTE_SPDOUT         0x32    /* word */
 171 #define ICE1712_MT_ROUTE_CAPTURE        0x34    /* dword */
 172 #define ICE1712_MT_MONITOR_VOLUME       0x38    /* word */
 173 #define ICE1712_MT_MONITOR_INDEX        0x3a    /* byte */
 174 #define ICE1712_MT_MONITOR_RATE         0x3b    /* byte */
 175 #define ICE1712_MT_MONITOR_ROUTECTRL    0x3c    /* byte */
 176 #define   ICE1712_ROUTE_AC97            0x01    /* route digital mixer output to AC'97 */
 177 #define ICE1712_MT_MONITOR_PEAKINDEX    0x3e    /* byte */
 178 #define ICE1712_MT_MONITOR_PEAKDATA     0x3f    /* byte */
 179
 180 /*
 181  *  Codec configuration bits
 182  */
 183
 184 /* PCI[60] System Configuration */
 185 #define ICE1712_CFG_CLOCK       0xc0
 186 #define   ICE1712_CFG_CLOCK512  0x00    /* 22.5692Mhz, 44.1kHz*512 */
 187 #define   ICE1712_CFG_CLOCK384  0x40    /* 16.9344Mhz, 44.1kHz*384 */
 188 #define   ICE1712_CFG_EXT       0x80    /* external clock */
 189 #define ICE1712_CFG_2xMPU401    0x20    /* two MPU401 UARTs */
 190 #define ICE1712_CFG_NO_CON_AC97 0x10    /* consumer AC'97 codec is not present */
 191 #define ICE1712_CFG_ADC_MASK    0x0c    /* one, two, three, four stereo ADCs */
 192 #define ICE1712_CFG_DAC_MASK    0x03    /* one, two, three, four stereo DACs */
 193 /* PCI[61] AC-Link Configuration */
 194 #define ICE1712_CFG_PRO_I2S     0x80    /* multitrack converter: I2S or AC'97 */
 195 #define ICE1712_CFG_AC97_PACKED 0x01    /* split or packed mode - AC'97 */
 196 /* PCI[62] I2S Features */
 197 #define ICE1712_CFG_I2S_VOLUME  0x80    /* volume/mute capability */
 198 #define ICE1712_CFG_I2S_96KHZ   0x40    /* supports 96kHz sampling */
 199 #define ICE1712_CFG_I2S_RESMASK 0x30    /* resolution mask, 16,18,20,24-bit */
 200 #define ICE1712_CFG_I2S_OTHER   0x0f    /* other I2S IDs */
 201 /* PCI[63] S/PDIF Configuration */
 202 #define ICE1712_CFG_I2S_CHIPID  0xfc    /* I2S chip ID */
 203 #define ICE1712_CFG_SPDIF_IN    0x02    /* S/PDIF input is present */
 204 #define ICE1712_CFG_SPDIF_OUT   0x01    /* S/PDIF output is present */
 205
 206 /*
 207  * DMA mode values
 208  * identical with DMA_XXX on i386 architecture.
 209  */
 210 #define ICE1712_DMA_MODE_WRITE          0x48
 211 #define ICE1712_DMA_AUTOINIT            0x10
 212
 213
 214 /*
 215  *
 216  */
 217
 218 typedef struct _snd_ice1712 ice1712_t;
 219
 220 typedef struct {
 221         unsigned int subvendor; /* PCI[2c-2f] */
 222         unsigned char size;     /* size of EEPROM image in bytes */
 223         unsigned char version;  /* must be 1 (or 2 for vt1724) */
 224         unsigned char data[32];
 225         unsigned int gpiomask;
 226         unsigned int gpiostate;
 227         unsigned int gpiodir;
 228 } ice1712_eeprom_t;
 229
 230 enum {
 231         ICE_EEP1_CODEC = 0,     /* 06 */
 232         ICE_EEP1_ACLINK,        /* 07 */
 233         ICE_EEP1_I2SID,         /* 08 */
 234         ICE_EEP1_SPDIF,         /* 09 */
 235         ICE_EEP1_GPIO_MASK,     /* 0a */
 236         ICE_EEP1_GPIO_STATE,    /* 0b */
 237         ICE_EEP1_GPIO_DIR,      /* 0c */
 238         ICE_EEP1_AC97_MAIN_LO,  /* 0d */
 239         ICE_EEP1_AC97_MAIN_HI,  /* 0e */
 240         ICE_EEP1_AC97_PCM_LO,   /* 0f */
 241         ICE_EEP1_AC97_PCM_HI,   /* 10 */
 242         ICE_EEP1_AC97_REC_LO,   /* 11 */
 243         ICE_EEP1_AC97_REC_HI,   /* 12 */
 244         ICE_EEP1_AC97_RECSRC,   /* 13 */
 245         ICE_EEP1_DAC_ID,        /* 14 */
 246         ICE_EEP1_DAC_ID1,
 247         ICE_EEP1_DAC_ID2,
 248         ICE_EEP1_DAC_ID3,
 249         ICE_EEP1_ADC_ID,        /* 18 */
 250         ICE_EEP1_ADC_ID1,
 251         ICE_EEP1_ADC_ID2,
 252         ICE_EEP1_ADC_ID3
 253 };
 254
 255 #define ice_has_con_ac97(ice)   (!((ice)->eeprom.data[ICE_EEP1_CODEC] & ICE1712_CFG_NO_CON_AC97))
 256
 257
 258 struct snd_ak4xxx_private {
 259         unsigned int cif: 1;            /* CIF mode */
 260         unsigned char caddr;            /* C0 and C1 bits */
 261         unsigned int data_mask;         /* DATA gpio bit */
 262         unsigned int clk_mask;          /* CLK gpio bit */
 263         unsigned int cs_mask;           /* bit mask for select/deselect address */
 264         unsigned int cs_addr;           /* bits to select address */
 265         unsigned int cs_none;           /* bits to deselect address */
 266         unsigned int add_flags;         /* additional bits at init */
 267         unsigned int mask_flags;        /* total mask bits */
 268         struct snd_akm4xxx_ops {
 269                 void (*set_rate_val)(akm4xxx_t *ak, unsigned int rate);
 270         } ops;
 271 };
 272
 273 struct snd_ice1712_spdif {
 274         unsigned char cs8403_bits;
 275         unsigned char cs8403_stream_bits;
 276         snd_kcontrol_t *stream_ctl;
 277
 278         struct snd_ice1712_spdif_ops {
 279                 void (*open)(ice1712_t *, snd_pcm_substream_t *);
 280                 void (*setup_rate)(ice1712_t *, int rate);
 281                 void (*close)(ice1712_t *, snd_pcm_substream_t *);
 282                 void (*default_get)(ice1712_t *, snd_ctl_elem_value_t * ucontrol);
 283                 int (*default_put)(ice1712_t *, snd_ctl_elem_value_t * ucontrol);
 284                 void (*stream_get)(ice1712_t *, snd_ctl_elem_value_t * ucontrol);
 285                 int (*stream_put)(ice1712_t *, snd_ctl_elem_value_t * ucontrol);
 286         } ops;
 287 };
 288
 289
 290 struct _snd_ice1712 {
 291         unsigned long conp_dma_size;
 292         unsigned long conc_dma_size;
 293         unsigned long prop_dma_size;
 294         unsigned long proc_dma_size;
 295         int irq;
 296
 297         unsigned long port;
 298         unsigned long ddma_port;
 299         unsigned long dmapath_port;
 300         unsigned long profi_port;
 301
 302         struct pci_dev *pci;
 303         snd_card_t *card;
 304         snd_pcm_t *pcm;
 305         snd_pcm_t *pcm_ds;
 306         snd_pcm_t *pcm_pro;
 307         snd_pcm_substream_t *playback_con_substream;
 308         snd_pcm_substream_t *playback_con_substream_ds[6];
 309         snd_pcm_substream_t *capture_con_substream;
 310         snd_pcm_substream_t *playback_pro_substream;
 311         snd_pcm_substream_t *capture_pro_substream;
 312         unsigned int playback_pro_size;
 313         unsigned int capture_pro_size;
 314         unsigned int playback_con_virt_addr[6];
 315         unsigned int playback_con_active_buf[6];
 316         unsigned int capture_con_virt_addr;
 317         unsigned int ac97_ext_id;
 318         ac97_t *ac97;
 319         snd_rawmidi_t *rmidi[2];
 320
 321         spinlock_t reg_lock;
 322         snd_info_entry_t *proc_entry;
 323
 324         ice1712_eeprom_t eeprom;
 325
 326         unsigned int pro_volumes[20];
 327         unsigned int omni: 1;           /* Delta Omni I/O */
 328         unsigned int vt1724: 1;
 329         unsigned int vt1720: 1;
 330         unsigned int has_spdif: 1;      /* VT1720/4 - has SPDIF I/O */
 331         unsigned int force_pdma4: 1;    /* VT1720/4 - PDMA4 as non-spdif */
 332         unsigned int force_rdma1: 1;    /* VT1720/4 - RDMA1 as non-spdif */
 333         unsigned int num_total_dacs;    /* total DACs */
 334         unsigned int num_total_adcs;    /* total ADCs */
 335         unsigned int cur_rate;          /* current rate */
 336
 337         struct semaphore open_mutex;
 338         snd_pcm_substream_t *pcm_reserved[4];
 339         snd_pcm_hw_constraint_list_t *hw_rates; /* card-specific rate constraints */
 340
 341         unsigned int akm_codecs;
 342         akm4xxx_t *akm;
 343         struct snd_ice1712_spdif spdif;
 344
 345         struct semaphore i2c_mutex;     /* I2C mutex for ICE1724 registers */
 346         snd_i2c_bus_t *i2c;             /* I2C bus */
 347         snd_i2c_device_t *cs8427;       /* CS8427 I2C device */
 348         unsigned int cs8427_timeout;    /* CS8427 reset timeout in HZ/100 */
 349
 350         struct ice1712_gpio {
 351                 unsigned int direction;         /* current direction bits */
 352                 unsigned int write_mask;        /* current mask bits */
 353                 unsigned int saved[2];          /* for ewx_i2c */
 354                 /* operators */
 355                 void (*set_mask)(ice1712_t *ice, unsigned int data);
 356                 void (*set_dir)(ice1712_t *ice, unsigned int data);
 357                 void (*set_data)(ice1712_t *ice, unsigned int data);
 358                 unsigned int (*get_data)(ice1712_t *ice);
 359                 /* misc operators - move to another place? */
 360                 void (*set_pro_rate)(ice1712_t *ice, unsigned int rate);
 361                 void (*i2s_mclk_changed)(ice1712_t *ice);
 362         } gpio;
 363         struct semaphore gpio_mutex;
 364
 365         /* other board-specific data */
 366         union {
 367                 /* additional i2c devices for EWS boards */
 368                 snd_i2c_device_t *i2cdevs[3];
 369                 /* AC97 register cache for Aureon */
 370                 struct aureon_spec {
 371                         unsigned short stac9744[64];
 372                         unsigned int cs8415_mux;
 373                         unsigned short master[2];
 374                         unsigned short vol[8];
 375                 } aureon;
 376                 /* Hoontech-specific setting */
 377                 struct hoontech_spec {
 378                         unsigned char boxbits[4];
 379                         unsigned int config;
 380                         unsigned short boxconfig[4];
 381                 } hoontech;
 382                 struct {
 383                         ak4114_t *ak4114;
 384                         unsigned int analog: 1;
 385                 } juli;
 386         } spec;
 387
 388 };
 389
 390
 391 /*
 392  * gpio access functions
 393  */
 394 static inline void snd_ice1712_gpio_set_dir(ice1712_t *ice, unsigned int bits)
 395 {
 396         ice->gpio.set_dir(ice, bits);
 397 }
 398
 399 static inline void snd_ice1712_gpio_set_mask(ice1712_t *ice, unsigned int bits)
 400 {
 401         ice->gpio.set_mask(ice, bits);
 402 }
 403
 404 static inline void snd_ice1712_gpio_write(ice1712_t *ice, unsigned int val)
 405 {
 406         ice->gpio.set_data(ice, val);
 407 }
 408
 409 static inline unsigned int snd_ice1712_gpio_read(ice1712_t *ice)
 410 {
 411         return ice->gpio.get_data(ice);
 412 }
 413
 414 /*
 415  * save and restore gpio status
 416  * The access to gpio will be protected by mutex, so don't forget to
 417  * restore!
 418  */
 419 static inline void snd_ice1712_save_gpio_status(ice1712_t *ice)
 420 {
 421         down(&ice->gpio_mutex);
 422         ice->gpio.saved[0] = ice->gpio.direction;
 423         ice->gpio.saved[1] = ice->gpio.write_mask;
 424 }
 425
 426 static inline void snd_ice1712_restore_gpio_status(ice1712_t *ice)
 427 {
 428         ice->gpio.set_dir(ice, ice->gpio.saved[0]);
 429         ice->gpio.set_mask(ice, ice->gpio.saved[1]);
 430         ice->gpio.direction = ice->gpio.saved[0];
 431         ice->gpio.write_mask = ice->gpio.saved[1];
 432         up(&ice->gpio_mutex);
 433 }
 434
 435 /* for bit controls */
 436 #define ICE1712_GPIO(xiface, xname, xindex, mask, invert, xaccess) \
 437 { .iface = xiface, .name = xname, .access = xaccess, .info = snd_ice1712_gpio_info, \
 438   .get = snd_ice1712_gpio_get, .put = snd_ice1712_gpio_put, \
 439   .private_value = mask | (invert << 24) }
 440
 441 int snd_ice1712_gpio_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo);
 442 int snd_ice1712_gpio_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol);
 443 int snd_ice1712_gpio_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol);
 444
 445 /*
 446  * set gpio direction, write mask and data
 447  */
 448 static inline void snd_ice1712_gpio_write_bits(ice1712_t *ice, unsigned int mask, unsigned int bits)
 449 {
 450         ice->gpio.direction |= mask;
 451         snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
 452         snd_ice1712_gpio_set_mask(ice, ~mask);
 453         snd_ice1712_gpio_write(ice, mask & bits);
 454 }
 455
 456 int snd_ice1712_spdif_build_controls(ice1712_t *ice);
 457
 458 int snd_ice1712_akm4xxx_init(akm4xxx_t *ak, const akm4xxx_t *template, const struct snd_ak4xxx_private *priv, ice1712_t *ice);
 459 void snd_ice1712_akm4xxx_free(ice1712_t *ice);
 460 int snd_ice1712_akm4xxx_build_controls(ice1712_t *ice);
 461
 462 int snd_ice1712_init_cs8427(ice1712_t *ice, int addr);
 463
 464 static inline void snd_ice1712_write(ice1712_t * ice, u8 addr, u8 data)
 465 {
 466         outb(addr, ICEREG(ice, INDEX));
 467         outb(data, ICEREG(ice, DATA));
 468 }
 469
 470 static inline u8 snd_ice1712_read(ice1712_t * ice, u8 addr)
 471 {
 472         outb(addr, ICEREG(ice, INDEX));
 473         return inb(ICEREG(ice, DATA));
 474 }
 475
 476
 477 /*
 478  * entry pointer
 479  */
 480
 481 struct snd_ice1712_card_info {
 482         unsigned int subvendor;
 483         char *name;
 484         char *model;
 485         char *driver;
 486         int (*chip_init)(ice1712_t *);
 487         int (*build_controls)(ice1712_t *);
 488         unsigned int no_mpu401: 1;
 489         unsigned int eeprom_size;
 490         unsigned char *eeprom_data;
 491 };
 492
 493
 494 #endif /* __SOUND_ICE1712_H */