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@perex.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 <linux/io.h>
  26 #include <sound/control.h>
  27 #include <sound/ac97_codec.h>
  28 #include <sound/rawmidi.h>
  29 #include <sound/i2c.h>
  30 #include <sound/ak4xxx-adda.h>
  31 #include <sound/ak4114.h>
  32 #include <sound/pt2258.h>
  33 #include <sound/pcm.h>
  34 #include <sound/mpu401.h>
  35
  36
  37 /*
  38  *  Direct registers
  39  */
  40
  41 #define ICEREG(ice, x) ((ice)->port + ICE1712_REG_##x)
  42
  43 #define ICE1712_REG_CONTROL             0x00    /* byte */
  44 #define   ICE1712_RESET                 0x80    /* soft reset whole chip */
  45 #define   ICE1712_SERR_ASSERT_DS_DMA    0x40    /* disabled SERR# assertion for the DS DMA Ch-C irq otherwise enabled */
  46 #define   ICE1712_DOS_VOL               0x10    /* DOS WT/FM volume control */
  47 #define   ICE1712_SERR_LEVEL            0x08    /* SERR# level otherwise edge */
  48 #define   ICE1712_SERR_ASSERT_SB        0x02    /* disabled SERR# assertion for SB irq otherwise enabled */
  49 #define   ICE1712_NATIVE                0x01    /* native mode otherwise SB */
  50 #define ICE1712_REG_IRQMASK             0x01    /* byte */
  51 #define   ICE1712_IRQ_MPU1              0x80    /* MIDI irq mask */
  52 #define   ICE1712_IRQ_TIMER             0x40    /* Timer mask */
  53 #define   ICE1712_IRQ_MPU2              0x20    /* Secondary MIDI irq mask */
  54 #define   ICE1712_IRQ_PROPCM            0x10    /* professional multi-track */
  55 #define   ICE1712_IRQ_FM                0x08    /* FM/MIDI - legacy */
  56 #define   ICE1712_IRQ_PBKDS             0x04    /* playback DS channels */
  57 #define   ICE1712_IRQ_CONCAP            0x02    /* consumer capture */
  58 #define   ICE1712_IRQ_CONPBK            0x01    /* consumer playback */
  59 #define ICE1712_REG_IRQSTAT             0x02    /* byte */
  60 /* look to ICE1712_IRQ_* */
  61 #define ICE1712_REG_INDEX               0x03    /* byte - indirect CCIxx regs */
  62 #define ICE1712_REG_DATA                0x04    /* byte - indirect CCIxx regs */
  63 #define ICE1712_REG_NMI_STAT1           0x05    /* byte */
  64 #define ICE1712_REG_NMI_DATA            0x06    /* byte */
  65 #define ICE1712_REG_NMI_INDEX           0x07    /* byte */
  66 #define ICE1712_REG_AC97_INDEX          0x08    /* byte */
  67 #define ICE1712_REG_AC97_CMD            0x09    /* byte */
  68 #define   ICE1712_AC97_COLD             0x80    /* cold reset */
  69 #define   ICE1712_AC97_WARM             0x40    /* warm reset */
  70 #define   ICE1712_AC97_WRITE            0x20    /* W: write, R: write in progress */
  71 #define   ICE1712_AC97_READ             0x10    /* W: read, R: read in progress */
  72 #define   ICE1712_AC97_READY            0x08    /* codec ready status bit */
  73 #define   ICE1712_AC97_PBK_VSR          0x02    /* playback VSR */
  74 #define   ICE1712_AC97_CAP_VSR          0x01    /* capture VSR */
  75 #define ICE1712_REG_AC97_DATA           0x0a    /* word (little endian) */
  76 #define ICE1712_REG_MPU1_CTRL           0x0c    /* byte */
  77 #define ICE1712_REG_MPU1_DATA           0x0d    /* byte */
  78 #define ICE1712_REG_I2C_DEV_ADDR        0x10    /* byte */
  79 #define   ICE1712_I2C_WRITE             0x01    /* write direction */
  80 #define ICE1712_REG_I2C_BYTE_ADDR       0x11    /* byte */
  81 #define ICE1712_REG_I2C_DATA            0x12    /* byte */
  82 #define ICE1712_REG_I2C_CTRL            0x13    /* byte */
  83 #define   ICE1712_I2C_EEPROM            0x80    /* EEPROM exists */
  84 #define   ICE1712_I2C_BUSY              0x01    /* busy bit */
  85 #define ICE1712_REG_CONCAP_ADDR         0x14    /* dword - consumer capture */
  86 #define ICE1712_REG_CONCAP_COUNT        0x18    /* word - current/base count */
  87 #define ICE1712_REG_SERR_SHADOW         0x1b    /* byte */
  88 #define ICE1712_REG_MPU2_CTRL           0x1c    /* byte */
  89 #define ICE1712_REG_MPU2_DATA           0x1d    /* byte */
  90 #define ICE1712_REG_TIMER               0x1e    /* word */
  91
  92 /*
  93  *  Indirect registers
  94  */
  95
  96 #define ICE1712_IREG_PBK_COUNT_LO       0x00
  97 #define ICE1712_IREG_PBK_COUNT_HI       0x01
  98 #define ICE1712_IREG_PBK_CTRL           0x02
  99 #define ICE1712_IREG_PBK_LEFT           0x03    /* left volume */
 100 #define ICE1712_IREG_PBK_RIGHT          0x04    /* right volume */
 101 #define ICE1712_IREG_PBK_SOFT           0x05    /* soft volume */
 102 #define ICE1712_IREG_PBK_RATE_LO        0x06
 103 #define ICE1712_IREG_PBK_RATE_MID       0x07
 104 #define ICE1712_IREG_PBK_RATE_HI        0x08
 105 #define ICE1712_IREG_CAP_COUNT_LO       0x10
 106 #define ICE1712_IREG_CAP_COUNT_HI       0x11
 107 #define ICE1712_IREG_CAP_CTRL           0x12
 108 #define ICE1712_IREG_GPIO_DATA          0x20
 109 #define ICE1712_IREG_GPIO_WRITE_MASK    0x21
 110 #define ICE1712_IREG_GPIO_DIRECTION     0x22
 111 #define ICE1712_IREG_CONSUMER_POWERDOWN 0x30
 112 #define ICE1712_IREG_PRO_POWERDOWN      0x31
 113
 114 /*
 115  *  Consumer section direct DMA registers
 116  */
 117
 118 #define ICEDS(ice, x) ((ice)->dmapath_port + ICE1712_DS_##x)
 119
 120 #define ICE1712_DS_INTMASK              0x00    /* word - interrupt mask */
 121 #define ICE1712_DS_INTSTAT              0x02    /* word - interrupt status */
 122 #define ICE1712_DS_DATA                 0x04    /* dword - channel data */
 123 #define ICE1712_DS_INDEX                0x08    /* dword - channel index */
 124
 125 /*
 126  *  Consumer section channel registers
 127  */
 128
 129 #define ICE1712_DSC_ADDR0               0x00    /* dword - base address 0 */
 130 #define ICE1712_DSC_COUNT0              0x01    /* word - count 0 */
 131 #define ICE1712_DSC_ADDR1               0x02    /* dword - base address 1 */
 132 #define ICE1712_DSC_COUNT1              0x03    /* word - count 1 */
 133 #define ICE1712_DSC_CONTROL             0x04    /* byte - control & status */
 134 #define   ICE1712_BUFFER1               0x80    /* buffer1 is active */
 135 #define   ICE1712_BUFFER1_AUTO          0x40    /* buffer1 auto init */
 136 #define   ICE1712_BUFFER0_AUTO          0x20    /* buffer0 auto init */
 137 #define   ICE1712_FLUSH                 0x10    /* flush FIFO */
 138 #define   ICE1712_STEREO                0x08    /* stereo */
 139 #define   ICE1712_16BIT                 0x04    /* 16-bit data */
 140 #define   ICE1712_PAUSE                 0x02    /* pause */
 141 #define   ICE1712_START                 0x01    /* start */
 142 #define ICE1712_DSC_RATE                0x05    /* dword - rate */
 143 #define ICE1712_DSC_VOLUME              0x06    /* word - volume control */
 144
 145 /*
 146  *  Professional multi-track direct control registers
 147  */
 148
 149 #define ICEMT(ice, x) ((ice)->profi_port + ICE1712_MT_##x)
 150
 151 #define ICE1712_MT_IRQ                  0x00    /* byte - interrupt mask */
 152 #define   ICE1712_MULTI_CAPTURE         0x80    /* capture IRQ */
 153 #define   ICE1712_MULTI_PLAYBACK        0x40    /* playback IRQ */
 154 #define   ICE1712_MULTI_CAPSTATUS       0x02    /* capture IRQ status */
 155 #define   ICE1712_MULTI_PBKSTATUS       0x01    /* playback IRQ status */
 156 #define ICE1712_MT_RATE                 0x01    /* byte - sampling rate select */
 157 #define   ICE1712_SPDIF_MASTER          0x10    /* S/PDIF input is master clock */
 158 #define ICE1712_MT_I2S_FORMAT           0x02    /* byte - I2S data format */
 159 #define ICE1712_MT_AC97_INDEX           0x04    /* byte - AC'97 index */
 160 #define ICE1712_MT_AC97_CMD             0x05    /* byte - AC'97 command & status */
 161 /* look to ICE1712_AC97_* */
 162 #define ICE1712_MT_AC97_DATA            0x06    /* word - AC'97 data */
 163 #define ICE1712_MT_PLAYBACK_ADDR        0x10    /* dword - playback address */
 164 #define ICE1712_MT_PLAYBACK_SIZE        0x14    /* word - playback size */
 165 #define ICE1712_MT_PLAYBACK_COUNT       0x16    /* word - playback count */
 166 #define ICE1712_MT_PLAYBACK_CONTROL     0x18    /* byte - control */
 167 #define   ICE1712_CAPTURE_START_SHADOW  0x04    /* capture start */
 168 #define   ICE1712_PLAYBACK_PAUSE        0x02    /* playback pause */
 169 #define   ICE1712_PLAYBACK_START        0x01    /* playback start */
 170 #define ICE1712_MT_CAPTURE_ADDR         0x20    /* dword - capture address */
 171 #define ICE1712_MT_CAPTURE_SIZE         0x24    /* word - capture size */
 172 #define ICE1712_MT_CAPTURE_COUNT        0x26    /* word - capture count */
 173 #define ICE1712_MT_CAPTURE_CONTROL      0x28    /* byte - control */
 174 #define   ICE1712_CAPTURE_START         0x01    /* capture start */
 175 #define ICE1712_MT_ROUTE_PSDOUT03       0x30    /* word */
 176 #define ICE1712_MT_ROUTE_SPDOUT         0x32    /* word */
 177 #define ICE1712_MT_ROUTE_CAPTURE        0x34    /* dword */
 178 #define ICE1712_MT_MONITOR_VOLUME       0x38    /* word */
 179 #define ICE1712_MT_MONITOR_INDEX        0x3a    /* byte */
 180 #define ICE1712_MT_MONITOR_RATE         0x3b    /* byte */
 181 #define ICE1712_MT_MONITOR_ROUTECTRL    0x3c    /* byte */
 182 #define   ICE1712_ROUTE_AC97            0x01    /* route digital mixer output to AC'97 */
 183 #define ICE1712_MT_MONITOR_PEAKINDEX    0x3e    /* byte */
 184 #define ICE1712_MT_MONITOR_PEAKDATA     0x3f    /* byte */
 185
 186 /*
 187  *  Codec configuration bits
 188  */
 189
 190 /* PCI[60] System Configuration */
 191 #define ICE1712_CFG_CLOCK       0xc0
 192 #define   ICE1712_CFG_CLOCK512  0x00    /* 22.5692Mhz, 44.1kHz*512 */
 193 #define   ICE1712_CFG_CLOCK384  0x40    /* 16.9344Mhz, 44.1kHz*384 */
 194 #define   ICE1712_CFG_EXT       0x80    /* external clock */
 195 #define ICE1712_CFG_2xMPU401    0x20    /* two MPU401 UARTs */
 196 #define ICE1712_CFG_NO_CON_AC97 0x10    /* consumer AC'97 codec is not present */
 197 #define ICE1712_CFG_ADC_MASK    0x0c    /* one, two, three, four stereo ADCs */
 198 #define ICE1712_CFG_DAC_MASK    0x03    /* one, two, three, four stereo DACs */
 199 /* PCI[61] AC-Link Configuration */
 200 #define ICE1712_CFG_PRO_I2S     0x80    /* multitrack converter: I2S or AC'97 */
 201 #define ICE1712_CFG_AC97_PACKED 0x01    /* split or packed mode - AC'97 */
 202 /* PCI[62] I2S Features */
 203 #define ICE1712_CFG_I2S_VOLUME  0x80    /* volume/mute capability */
 204 #define ICE1712_CFG_I2S_96KHZ   0x40    /* supports 96kHz sampling */
 205 #define ICE1712_CFG_I2S_RESMASK 0x30    /* resolution mask, 16,18,20,24-bit */
 206 #define ICE1712_CFG_I2S_OTHER   0x0f    /* other I2S IDs */
 207 /* PCI[63] S/PDIF Configuration */
 208 #define ICE1712_CFG_I2S_CHIPID  0xfc    /* I2S chip ID */
 209 #define ICE1712_CFG_SPDIF_IN    0x02    /* S/PDIF input is present */
 210 #define ICE1712_CFG_SPDIF_OUT   0x01    /* S/PDIF output is present */
 211
 212 /*
 213  * DMA mode values
 214  * identical with DMA_XXX on i386 architecture.
 215  */
 216 #define ICE1712_DMA_MODE_WRITE          0x48
 217 #define ICE1712_DMA_AUTOINIT            0x10
 218
 219
 220 /*
 221  *
 222  */
 223
 224 struct snd_ice1712;
 225
 226 struct snd_ice1712_eeprom {
 227         unsigned int subvendor; /* PCI[2c-2f] */
 228         unsigned char size;     /* size of EEPROM image in bytes */
 229         unsigned char version;  /* must be 1 (or 2 for vt1724) */
 230         unsigned char data[32];
 231         unsigned int gpiomask;
 232         unsigned int gpiostate;
 233         unsigned int gpiodir;
 234 };
 235
 236 enum {
 237         ICE_EEP1_CODEC = 0,     /* 06 */
 238         ICE_EEP1_ACLINK,        /* 07 */
 239         ICE_EEP1_I2SID,         /* 08 */
 240         ICE_EEP1_SPDIF,         /* 09 */
 241         ICE_EEP1_GPIO_MASK,     /* 0a */
 242         ICE_EEP1_GPIO_STATE,    /* 0b */
 243         ICE_EEP1_GPIO_DIR,      /* 0c */
 244         ICE_EEP1_AC97_MAIN_LO,  /* 0d */
 245         ICE_EEP1_AC97_MAIN_HI,  /* 0e */
 246         ICE_EEP1_AC97_PCM_LO,   /* 0f */
 247         ICE_EEP1_AC97_PCM_HI,   /* 10 */
 248         ICE_EEP1_AC97_REC_LO,   /* 11 */
 249         ICE_EEP1_AC97_REC_HI,   /* 12 */
 250         ICE_EEP1_AC97_RECSRC,   /* 13 */
 251         ICE_EEP1_DAC_ID,        /* 14 */
 252         ICE_EEP1_DAC_ID1,
 253         ICE_EEP1_DAC_ID2,
 254         ICE_EEP1_DAC_ID3,
 255         ICE_EEP1_ADC_ID,        /* 18 */
 256         ICE_EEP1_ADC_ID1,
 257         ICE_EEP1_ADC_ID2,
 258         ICE_EEP1_ADC_ID3
 259 };
 260
 261 #define ice_has_con_ac97(ice)   (!((ice)->eeprom.data[ICE_EEP1_CODEC] & ICE1712_CFG_NO_CON_AC97))
 262
 263
 264 struct snd_ak4xxx_private {
 265         unsigned int cif:1;             /* CIF mode */
 266         unsigned char caddr;            /* C0 and C1 bits */
 267         unsigned int data_mask;         /* DATA gpio bit */
 268         unsigned int clk_mask;          /* CLK gpio bit */
 269         unsigned int cs_mask;           /* bit mask for select/deselect address */
 270         unsigned int cs_addr;           /* bits to select address */
 271         unsigned int cs_none;           /* bits to deselect address */
 272         unsigned int add_flags;         /* additional bits at init */
 273         unsigned int mask_flags;        /* total mask bits */
 274         struct snd_akm4xxx_ops {
 275                 void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);
 276         } ops;
 277 };
 278
 279 struct snd_ice1712_spdif {
 280         unsigned char cs8403_bits;
 281         unsigned char cs8403_stream_bits;
 282         struct snd_kcontrol *stream_ctl;
 283
 284         struct snd_ice1712_spdif_ops {
 285                 void (*open)(struct snd_ice1712 *, struct snd_pcm_substream *);
 286                 void (*setup_rate)(struct snd_ice1712 *, int rate);
 287                 void (*close)(struct snd_ice1712 *, struct snd_pcm_substream *);
 288                 void (*default_get)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);
 289                 int (*default_put)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);
 290                 void (*stream_get)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);
 291                 int (*stream_put)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);
 292         } ops;
 293 };
 294
 295 struct snd_ice1712_card_info;
 296
 297 struct snd_ice1712 {
 298         unsigned long conp_dma_size;
 299         unsigned long conc_dma_size;
 300         unsigned long prop_dma_size;
 301         unsigned long proc_dma_size;
 302         int irq;
 303
 304         unsigned long port;
 305         unsigned long ddma_port;
 306         unsigned long dmapath_port;
 307         unsigned long profi_port;
 308
 309         struct pci_dev *pci;
 310         struct snd_card *card;
 311         struct snd_pcm *pcm;
 312         struct snd_pcm *pcm_ds;
 313         struct snd_pcm *pcm_pro;
 314         struct snd_pcm_substream *playback_con_substream;
 315         struct snd_pcm_substream *playback_con_substream_ds[6];
 316         struct snd_pcm_substream *capture_con_substream;
 317         struct snd_pcm_substream *playback_pro_substream;
 318         struct snd_pcm_substream *capture_pro_substream;
 319         unsigned int playback_pro_size;
 320         unsigned int capture_pro_size;
 321         unsigned int playback_con_virt_addr[6];
 322         unsigned int playback_con_active_buf[6];
 323         unsigned int capture_con_virt_addr;
 324         unsigned int ac97_ext_id;
 325         struct snd_ac97 *ac97;
 326         struct snd_rawmidi *rmidi[2];
 327
 328         spinlock_t reg_lock;
 329         struct snd_info_entry *proc_entry;
 330
 331         struct snd_ice1712_eeprom eeprom;
 332         struct snd_ice1712_card_info *card_info;
 333
 334         unsigned int pro_volumes[20];
 335         unsigned int omni:1;            /* Delta Omni I/O */
 336         unsigned int dxr_enable:1;      /* Terratec DXR enable for DMX6FIRE */
 337         unsigned int vt1724:1;
 338         unsigned int vt1720:1;
 339         unsigned int has_spdif:1;       /* VT1720/4 - has SPDIF I/O */
 340         unsigned int force_pdma4:1;     /* VT1720/4 - PDMA4 as non-spdif */
 341         unsigned int force_rdma1:1;     /* VT1720/4 - RDMA1 as non-spdif */
 342         unsigned int midi_output:1;     /* VT1720/4: MIDI output triggered */
 343         unsigned int midi_input:1;      /* VT1720/4: MIDI input triggered */
 344         unsigned int own_routing:1;     /* VT1720/4: use own routing ctls */
 345         unsigned int num_total_dacs;    /* total DACs */
 346         unsigned int num_total_adcs;    /* total ADCs */
 347         unsigned int cur_rate;          /* current rate */
 348
 349         struct mutex open_mutex;
 350         struct snd_pcm_substream *pcm_reserved[4];
 351         struct snd_pcm_hw_constraint_list *hw_rates; /* card-specific rate constraints */
 352
 353         unsigned int akm_codecs;
 354         struct snd_akm4xxx *akm;
 355         struct snd_ice1712_spdif spdif;
 356
 357         struct mutex i2c_mutex; /* I2C mutex for ICE1724 registers */
 358         struct snd_i2c_bus *i2c;                /* I2C bus */
 359         struct snd_i2c_device *cs8427;  /* CS8427 I2C device */
 360         unsigned int cs8427_timeout;    /* CS8427 reset timeout in HZ/100 */
 361
 362         struct ice1712_gpio {
 363                 unsigned int direction;         /* current direction bits */
 364                 unsigned int write_mask;        /* current mask bits */
 365                 unsigned int saved[2];          /* for ewx_i2c */
 366                 /* operators */
 367                 void (*set_mask)(struct snd_ice1712 *ice, unsigned int data);
 368                 unsigned int (*get_mask)(struct snd_ice1712 *ice);
 369                 void (*set_dir)(struct snd_ice1712 *ice, unsigned int data);
 370                 unsigned int (*get_dir)(struct snd_ice1712 *ice);
 371                 void (*set_data)(struct snd_ice1712 *ice, unsigned int data);
 372                 unsigned int (*get_data)(struct snd_ice1712 *ice);
 373                 /* misc operators - move to another place? */
 374                 void (*set_pro_rate)(struct snd_ice1712 *ice, unsigned int rate);
 375                 void (*i2s_mclk_changed)(struct snd_ice1712 *ice);
 376         } gpio;
 377         struct mutex gpio_mutex;
 378
 379         /* other board-specific data */
 380         void *spec;
 381
 382         /* VT172x specific */
 383         int pro_rate_default;
 384         int (*is_spdif_master)(struct snd_ice1712 *ice);
 385         unsigned int (*get_rate)(struct snd_ice1712 *ice);
 386         void (*set_rate)(struct snd_ice1712 *ice, unsigned int rate);
 387         unsigned char (*set_mclk)(struct snd_ice1712 *ice, unsigned int rate);
 388         int (*set_spdif_clock)(struct snd_ice1712 *ice, int type);
 389         int (*get_spdif_master_type)(struct snd_ice1712 *ice);
 390         const char * const *ext_clock_names;
 391         int ext_clock_count;
 392         void (*pro_open)(struct snd_ice1712 *, struct snd_pcm_substream *);
 393 #ifdef CONFIG_PM_SLEEP
 394         int (*pm_suspend)(struct snd_ice1712 *);
 395         int (*pm_resume)(struct snd_ice1712 *);
 396         unsigned int pm_suspend_enabled:1;
 397         unsigned int pm_saved_is_spdif_master:1;
 398         unsigned int pm_saved_spdif_ctrl;
 399         unsigned char pm_saved_spdif_cfg;
 400         unsigned int pm_saved_route;
 401 #endif
 402 };
 403
 404
 405 /*
 406  * gpio access functions
 407  */
 408 static inline void snd_ice1712_gpio_set_dir(struct snd_ice1712 *ice, unsigned int bits)
 409 {
 410         ice->gpio.set_dir(ice, bits);
 411 }
 412
 413 static inline unsigned int snd_ice1712_gpio_get_dir(struct snd_ice1712 *ice)
 414 {
 415         return ice->gpio.get_dir(ice);
 416 }
 417
 418 static inline void snd_ice1712_gpio_set_mask(struct snd_ice1712 *ice, unsigned int bits)
 419 {
 420         ice->gpio.set_mask(ice, bits);
 421 }
 422
 423 static inline void snd_ice1712_gpio_write(struct snd_ice1712 *ice, unsigned int val)
 424 {
 425         ice->gpio.set_data(ice, val);
 426 }
 427
 428 static inline unsigned int snd_ice1712_gpio_read(struct snd_ice1712 *ice)
 429 {
 430         return ice->gpio.get_data(ice);
 431 }
 432
 433 /*
 434  * save and restore gpio status
 435  * The access to gpio will be protected by mutex, so don't forget to
 436  * restore!
 437  */
 438 static inline void snd_ice1712_save_gpio_status(struct snd_ice1712 *ice)
 439 {
 440         mutex_lock(&ice->gpio_mutex);
 441         ice->gpio.saved[0] = ice->gpio.direction;
 442         ice->gpio.saved[1] = ice->gpio.write_mask;
 443 }
 444
 445 static inline void snd_ice1712_restore_gpio_status(struct snd_ice1712 *ice)
 446 {
 447         ice->gpio.set_dir(ice, ice->gpio.saved[0]);
 448         ice->gpio.set_mask(ice, ice->gpio.saved[1]);
 449         ice->gpio.direction = ice->gpio.saved[0];
 450         ice->gpio.write_mask = ice->gpio.saved[1];
 451         mutex_unlock(&ice->gpio_mutex);
 452 }
 453
 454 /* for bit controls */
 455 #define ICE1712_GPIO(xiface, xname, xindex, mask, invert, xaccess) \
 456 { .iface = xiface, .name = xname, .access = xaccess, .info = snd_ctl_boolean_mono_info, \
 457   .get = snd_ice1712_gpio_get, .put = snd_ice1712_gpio_put, \
 458   .private_value = mask | (invert << 24) }
 459
 460 int snd_ice1712_gpio_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 461 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 462
 463 /*
 464  * set gpio direction, write mask and data
 465  */
 466 static inline void snd_ice1712_gpio_write_bits(struct snd_ice1712 *ice,
 467                                                unsigned int mask, unsigned int bits)
 468 {
 469         unsigned val;
 470
 471         ice->gpio.direction |= mask;
 472         snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
 473         val = snd_ice1712_gpio_read(ice);
 474         val &= ~mask;
 475         val |= mask & bits;
 476         snd_ice1712_gpio_write(ice, val);
 477 }
 478
 479 static inline int snd_ice1712_gpio_read_bits(struct snd_ice1712 *ice,
 480                                               unsigned int mask)
 481 {
 482         ice->gpio.direction &= ~mask;
 483         snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
 484         return  snd_ice1712_gpio_read(ice) & mask;
 485 }
 486
 487 /* route access functions */
 488 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift);
 489 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
 490                                                                 int shift);
 491
 492 int snd_ice1712_spdif_build_controls(struct snd_ice1712 *ice);
 493
 494 int snd_ice1712_akm4xxx_init(struct snd_akm4xxx *ak,
 495                              const struct snd_akm4xxx *template,
 496                              const struct snd_ak4xxx_private *priv,
 497                              struct snd_ice1712 *ice);
 498 void snd_ice1712_akm4xxx_free(struct snd_ice1712 *ice);
 499 int snd_ice1712_akm4xxx_build_controls(struct snd_ice1712 *ice);
 500
 501 int snd_ice1712_init_cs8427(struct snd_ice1712 *ice, int addr);
 502
 503 static inline void snd_ice1712_write(struct snd_ice1712 *ice, u8 addr, u8 data)
 504 {
 505         outb(addr, ICEREG(ice, INDEX));
 506         outb(data, ICEREG(ice, DATA));
 507 }
 508
 509 static inline u8 snd_ice1712_read(struct snd_ice1712 *ice, u8 addr)
 510 {
 511         outb(addr, ICEREG(ice, INDEX));
 512         return inb(ICEREG(ice, DATA));
 513 }
 514
 515
 516 /*
 517  * entry pointer
 518  */
 519
 520 struct snd_ice1712_card_info {
 521         unsigned int subvendor;
 522         const char *name;
 523         const char *model;
 524         const char *driver;
 525         int (*chip_init)(struct snd_ice1712 *);
 526         void (*chip_exit)(struct snd_ice1712 *);
 527         int (*build_controls)(struct snd_ice1712 *);
 528         unsigned int no_mpu401:1;
 529         unsigned int mpu401_1_info_flags;
 530         unsigned int mpu401_2_info_flags;
 531         const char *mpu401_1_name;
 532         const char *mpu401_2_name;
 533         const unsigned int eeprom_size;
 534         const unsigned char *eeprom_data;
 535 };
 536
 537
 538 #endif /* __SOUND_ICE1712_H */