include/sound/cs4231.h

   1 #ifndef __SOUND_CS4231_H
   2 #define __SOUND_CS4231_H
   3
   4 /*
   5  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
   6  *  Definitions for CS4231 & InterWave chips & compatible chips
   7  *
   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 "control.h"
  26 #include "pcm.h"
  27 #include "timer.h"
  28
  29 /* IO ports */
  30
  31 #define CS4231P(x)              (c_d_c_CS4231##x)
  32
  33 #define c_d_c_CS4231REGSEL      0
  34 #define c_d_c_CS4231REG         1
  35 #define c_d_c_CS4231STATUS      2
  36 #define c_d_c_CS4231PIO         3
  37
  38 /* codec registers */
  39
  40 #define CS4231_LEFT_INPUT       0x00    /* left input control */
  41 #define CS4231_RIGHT_INPUT      0x01    /* right input control */
  42 #define CS4231_AUX1_LEFT_INPUT  0x02    /* left AUX1 input control */
  43 #define CS4231_AUX1_RIGHT_INPUT 0x03    /* right AUX1 input control */
  44 #define CS4231_AUX2_LEFT_INPUT  0x04    /* left AUX2 input control */
  45 #define CS4231_AUX2_RIGHT_INPUT 0x05    /* right AUX2 input control */
  46 #define CS4231_LEFT_OUTPUT      0x06    /* left output control register */
  47 #define CS4231_RIGHT_OUTPUT     0x07    /* right output control register */
  48 #define CS4231_PLAYBK_FORMAT    0x08    /* clock and data format - playback - bits 7-0 MCE */
  49 #define CS4231_IFACE_CTRL       0x09    /* interface control - bits 7-2 MCE */
  50 #define CS4231_PIN_CTRL         0x0a    /* pin control */
  51 #define CS4231_TEST_INIT        0x0b    /* test and initialization */
  52 #define CS4231_MISC_INFO        0x0c    /* miscellaneaous information */
  53 #define CS4231_LOOPBACK         0x0d    /* loopback control */
  54 #define CS4231_PLY_UPR_CNT      0x0e    /* playback upper base count */
  55 #define CS4231_PLY_LWR_CNT      0x0f    /* playback lower base count */
  56 #define CS4231_ALT_FEATURE_1    0x10    /* alternate #1 feature enable */
  57 #define AD1845_AF1_MIC_LEFT     0x10    /* alternate #1 feature + MIC left */
  58 #define CS4231_ALT_FEATURE_2    0x11    /* alternate #2 feature enable */
  59 #define AD1845_AF2_MIC_RIGHT    0x11    /* alternate #2 feature + MIC right */
  60 #define CS4231_LEFT_LINE_IN     0x12    /* left line input control */
  61 #define CS4231_RIGHT_LINE_IN    0x13    /* right line input control */
  62 #define CS4231_TIMER_LOW        0x14    /* timer low byte */
  63 #define CS4231_TIMER_HIGH       0x15    /* timer high byte */
  64 #define CS4231_LEFT_MIC_INPUT   0x16    /* left MIC input control register (InterWave only) */
  65 #define AD1845_UPR_FREQ_SEL     0x16    /* upper byte of frequency select */
  66 #define CS4231_RIGHT_MIC_INPUT  0x17    /* right MIC input control register (InterWave only) */
  67 #define AD1845_LWR_FREQ_SEL     0x17    /* lower byte of frequency select */
  68 #define CS4236_EXT_REG          0x17    /* extended register access */
  69 #define CS4231_IRQ_STATUS       0x18    /* irq status register */
  70 #define CS4231_LINE_LEFT_OUTPUT 0x19    /* left line output control register (InterWave only) */
  71 #define CS4231_VERSION          0x19    /* CS4231(A) - version values */
  72 #define CS4231_MONO_CTRL        0x1a    /* mono input/output control */
  73 #define CS4231_LINE_RIGHT_OUTPUT 0x1b   /* right line output control register (InterWave only) */
  74 #define AD1845_PWR_DOWN         0x1b    /* power down control */
  75 #define CS4235_LEFT_MASTER      0x1b    /* left master output control */
  76 #define CS4231_REC_FORMAT       0x1c    /* clock and data format - record - bits 7-0 MCE */
  77 #define CS4231_PLY_VAR_FREQ     0x1d    /* playback variable frequency */
  78 #define AD1845_CLOCK            0x1d    /* crystal clock select and total power down */
  79 #define CS4235_RIGHT_MASTER     0x1d    /* right master output control */
  80 #define CS4231_REC_UPR_CNT      0x1e    /* record upper count */
  81 #define CS4231_REC_LWR_CNT      0x1f    /* record lower count */
  82
  83 /* definitions for codec register select port - CODECP( REGSEL ) */
  84
  85 #define CS4231_INIT             0x80    /* CODEC is initializing */
  86 #define CS4231_MCE              0x40    /* mode change enable */
  87 #define CS4231_TRD              0x20    /* transfer request disable */
  88
  89 /* definitions for codec status register - CODECP( STATUS ) */
  90
  91 #define CS4231_GLOBALIRQ        0x01    /* IRQ is active */
  92
  93 /* definitions for codec irq status */
  94
  95 #define CS4231_PLAYBACK_IRQ     0x10
  96 #define CS4231_RECORD_IRQ       0x20
  97 #define CS4231_TIMER_IRQ        0x40
  98 #define CS4231_ALL_IRQS         0x70
  99 #define CS4231_REC_UNDERRUN     0x08
 100 #define CS4231_REC_OVERRUN      0x04
 101 #define CS4231_PLY_OVERRUN      0x02
 102 #define CS4231_PLY_UNDERRUN     0x01
 103
 104 /* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */
 105
 106 #define CS4231_ENABLE_MIC_GAIN  0x20
 107
 108 #define CS4231_MIXS_LINE        0x00
 109 #define CS4231_MIXS_AUX1        0x40
 110 #define CS4231_MIXS_MIC         0x80
 111 #define CS4231_MIXS_ALL         0xc0
 112
 113 /* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */
 114
 115 #define CS4231_LINEAR_8         0x00    /* 8-bit unsigned data */
 116 #define CS4231_ALAW_8           0x60    /* 8-bit A-law companded */
 117 #define CS4231_ULAW_8           0x20    /* 8-bit U-law companded */
 118 #define CS4231_LINEAR_16        0x40    /* 16-bit twos complement data - little endian */
 119 #define CS4231_LINEAR_16_BIG    0xc0    /* 16-bit twos complement data - big endian */
 120 #define CS4231_ADPCM_16         0xa0    /* 16-bit ADPCM */
 121 #define CS4231_STEREO           0x10    /* stereo mode */
 122 /* bits 3-1 define frequency divisor */
 123 #define CS4231_XTAL1            0x00    /* 24.576 crystal */
 124 #define CS4231_XTAL2            0x01    /* 16.9344 crystal */
 125
 126 /* definitions for interface control register - CS4231_IFACE_CTRL */
 127
 128 #define CS4231_RECORD_PIO       0x80    /* record PIO enable */
 129 #define CS4231_PLAYBACK_PIO     0x40    /* playback PIO enable */
 130 #define CS4231_CALIB_MODE       0x18    /* calibration mode bits */
 131 #define CS4231_AUTOCALIB        0x08    /* auto calibrate */
 132 #define CS4231_SINGLE_DMA       0x04    /* use single DMA channel */
 133 #define CS4231_RECORD_ENABLE    0x02    /* record enable */
 134 #define CS4231_PLAYBACK_ENABLE  0x01    /* playback enable */
 135
 136 /* definitions for pin control register - CS4231_PIN_CTRL */
 137
 138 #define CS4231_IRQ_ENABLE       0x02    /* enable IRQ */
 139 #define CS4231_XCTL1            0x40    /* external control #1 */
 140 #define CS4231_XCTL0            0x80    /* external control #0 */
 141
 142 /* definitions for test and init register - CS4231_TEST_INIT */
 143
 144 #define CS4231_CALIB_IN_PROGRESS 0x20   /* auto calibrate in progress */
 145 #define CS4231_DMA_REQUEST      0x10    /* DMA request in progress */
 146
 147 /* definitions for misc control register - CS4231_MISC_INFO */
 148
 149 #define CS4231_MODE2            0x40    /* MODE 2 */
 150 #define CS4231_IW_MODE3         0x6c    /* MODE 3 - InterWave enhanced mode */
 151 #define CS4231_4236_MODE3       0xe0    /* MODE 3 - CS4236+ enhanced mode */
 152
 153 /* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */
 154
 155 #define CS4231_DACZ             0x01    /* zero DAC when underrun */
 156 #define CS4231_TIMER_ENABLE     0x40    /* codec timer enable */
 157 #define CS4231_OLB              0x80    /* output level bit */
 158
 159 /* definitions for Extended Registers - CS4236+ */
 160
 161 #define CS4236_REG(i23val)      (((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f))
 162 #define CS4236_I23VAL(reg)      ((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8)
 163
 164 #define CS4236_LEFT_LINE        0x08    /* left LINE alternate volume */
 165 #define CS4236_RIGHT_LINE       0x18    /* right LINE alternate volume */
 166 #define CS4236_LEFT_MIC         0x28    /* left MIC volume */
 167 #define CS4236_RIGHT_MIC        0x38    /* right MIC volume */
 168 #define CS4236_LEFT_MIX_CTRL    0x48    /* synthesis and left input mixer control */
 169 #define CS4236_RIGHT_MIX_CTRL   0x58    /* right input mixer control */
 170 #define CS4236_LEFT_FM          0x68    /* left FM volume */
 171 #define CS4236_RIGHT_FM         0x78    /* right FM volume */
 172 #define CS4236_LEFT_DSP         0x88    /* left DSP serial port volume */
 173 #define CS4236_RIGHT_DSP        0x98    /* right DSP serial port volume */
 174 #define CS4236_RIGHT_LOOPBACK   0xa8    /* right loopback monitor volume */
 175 #define CS4236_DAC_MUTE         0xb8    /* DAC mute and IFSE enable */
 176 #define CS4236_ADC_RATE         0xc8    /* indenpendent ADC sample frequency */
 177 #define CS4236_DAC_RATE         0xd8    /* indenpendent DAC sample frequency */
 178 #define CS4236_LEFT_MASTER      0xe8    /* left master digital audio volume */
 179 #define CS4236_RIGHT_MASTER     0xf8    /* right master digital audio volume */
 180 #define CS4236_LEFT_WAVE        0x0c    /* left wavetable serial port volume */
 181 #define CS4236_RIGHT_WAVE       0x1c    /* right wavetable serial port volume */
 182 #define CS4236_VERSION          0x9c    /* chip version and ID */
 183
 184 /* defines for codec.mode */
 185
 186 #define CS4231_MODE_NONE        0x0000
 187 #define CS4231_MODE_PLAY        0x0001
 188 #define CS4231_MODE_RECORD      0x0002
 189 #define CS4231_MODE_TIMER       0x0004
 190 #define CS4231_MODE_OPEN        (CS4231_MODE_PLAY|CS4231_MODE_RECORD|CS4231_MODE_TIMER)
 191
 192 /* defines for codec.hardware */
 193
 194 #define CS4231_HW_DETECT        0x0000  /* let CS4231 driver detect chip */
 195 #define CS4231_HW_DETECT3       0x0001  /* allow mode 3 */
 196 #define CS4231_HW_TYPE_MASK     0xff00  /* type mask */
 197 #define CS4231_HW_CS4231_MASK   0x0100  /* CS4231 serie */
 198 #define CS4231_HW_CS4231        0x0100  /* CS4231 chip */
 199 #define CS4231_HW_CS4231A       0x0101  /* CS4231A chip */
 200 #define CS4231_HW_AD1845        0x0102  /* AD1845 chip */
 201 #define CS4231_HW_CS4232_MASK   0x0200  /* CS4232 serie (has control ports) */
 202 #define CS4231_HW_CS4232        0x0200  /* CS4232 */
 203 #define CS4231_HW_CS4232A       0x0201  /* CS4232A */
 204 #define CS4231_HW_CS4236        0x0202  /* CS4236 */
 205 #define CS4231_HW_CS4236B_MASK  0x0400  /* CS4236B serie (has extended control regs) */
 206 #define CS4231_HW_CS4235        0x0400  /* CS4235 - Crystal Clear (tm) stereo enhancement */
 207 #define CS4231_HW_CS4236B       0x0401  /* CS4236B */
 208 #define CS4231_HW_CS4237B       0x0402  /* CS4237B - SRS 3D */
 209 #define CS4231_HW_CS4238B       0x0403  /* CS4238B - QSOUND 3D */
 210 #define CS4231_HW_CS4239        0x0404  /* CS4239 - Crystal Clear (tm) stereo enhancement */
 211 /* compatible, but clones */
 212 #define CS4231_HW_INTERWAVE     0x1000  /* InterWave chip */
 213 #define CS4231_HW_OPL3SA2       0x1001  /* OPL3-SA2 chip */
 214
 215 /* defines for codec.hwshare */
 216 #define CS4231_HWSHARE_IRQ      (1<<0)
 217 #define CS4231_HWSHARE_DMA1     (1<<1)
 218 #define CS4231_HWSHARE_DMA2     (1<<2)
 219
 220 struct snd_cs4231 {
 221         unsigned long port;             /* base i/o port */
 222         struct resource *res_port;
 223         unsigned long cport;            /* control base i/o port (CS4236) */
 224         struct resource *res_cport;
 225         int irq;                        /* IRQ line */
 226         int dma1;                       /* playback DMA */
 227         int dma2;                       /* record DMA */
 228         unsigned short version;         /* version of CODEC chip */
 229         unsigned short mode;            /* see to CS4231_MODE_XXXX */
 230         unsigned short hardware;        /* see to CS4231_HW_XXXX */
 231         unsigned short hwshare;         /* shared resources */
 232         unsigned short single_dma:1,    /* forced single DMA mode (GUS 16-bit daughter board) or dma1 == dma2 */
 233                        ebus_flag:1;     /* SPARC: EBUS present */
 234
 235         struct snd_card *card;
 236         struct snd_pcm *pcm;
 237         struct snd_pcm_substream *playback_substream;
 238         struct snd_pcm_substream *capture_substream;
 239         struct snd_timer *timer;
 240
 241         unsigned char image[32];        /* registers image */
 242         unsigned char eimage[32];       /* extended registers image */
 243         unsigned char cimage[16];       /* control registers image */
 244         int mce_bit;
 245         int calibrate_mute;
 246         int sw_3d_bit;
 247         unsigned int p_dma_size;
 248         unsigned int c_dma_size;
 249
 250         spinlock_t reg_lock;
 251         struct mutex mce_mutex;
 252         struct mutex open_mutex;
 253
 254         int (*rate_constraint) (struct snd_pcm_runtime *runtime);
 255         void (*set_playback_format) (struct snd_cs4231 *chip, struct snd_pcm_hw_params *hw_params, unsigned char pdfr);
 256         void (*set_capture_format) (struct snd_cs4231 *chip, struct snd_pcm_hw_params *hw_params, unsigned char cdfr);
 257         void (*trigger) (struct snd_cs4231 *chip, unsigned int what, int start);
 258 #ifdef CONFIG_PM
 259         void (*suspend) (struct snd_cs4231 *chip);
 260         void (*resume) (struct snd_cs4231 *chip);
 261 #endif
 262         void *dma_private_data;
 263         int (*claim_dma) (struct snd_cs4231 *chip, void *dma_private_data, int dma);
 264         int (*release_dma) (struct snd_cs4231 *chip, void *dma_private_data, int dma);
 265 };
 266
 267 /* exported functions */
 268
 269 void snd_cs4231_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val);
 270 unsigned char snd_cs4231_in(struct snd_cs4231 *chip, unsigned char reg);
 271 void snd_cs4236_ext_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val);
 272 unsigned char snd_cs4236_ext_in(struct snd_cs4231 *chip, unsigned char reg);
 273 void snd_cs4231_mce_up(struct snd_cs4231 *chip);
 274 void snd_cs4231_mce_down(struct snd_cs4231 *chip);
 275
 276 irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 277
 278 const char *snd_cs4231_chip_id(struct snd_cs4231 *chip);
 279
 280 int snd_cs4231_create(struct snd_card *card,
 281                       unsigned long port,
 282                       unsigned long cport,
 283                       int irq, int dma1, int dma2,
 284                       unsigned short hardware,
 285                       unsigned short hwshare,
 286                       struct snd_cs4231 ** rchip);
 287 int snd_cs4231_pcm(struct snd_cs4231 * chip, int device, struct snd_pcm **rpcm);
 288 int snd_cs4231_timer(struct snd_cs4231 * chip, int device, struct snd_timer **rtimer);
 289 int snd_cs4231_mixer(struct snd_cs4231 * chip);
 290
 291 int snd_cs4236_create(struct snd_card *card,
 292                       unsigned long port,
 293                       unsigned long cport,
 294                       int irq, int dma1, int dma2,
 295                       unsigned short hardware,
 296                       unsigned short hwshare,
 297                       struct snd_cs4231 ** rchip);
 298 int snd_cs4236_pcm(struct snd_cs4231 * chip, int device, struct snd_pcm **rpcm);
 299 int snd_cs4236_mixer(struct snd_cs4231 * chip);
 300
 301 /*
 302  *  mixer library
 303  */
 304
 305 #define CS4231_SINGLE(xname, xindex, reg, shift, mask, invert) \
 306 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 307   .info = snd_cs4231_info_single, \
 308   .get = snd_cs4231_get_single, .put = snd_cs4231_put_single, \
 309   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 310
 311 int snd_cs4231_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
 312 int snd_cs4231_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 313 int snd_cs4231_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 314
 315 #define CS4231_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 316 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 317   .info = snd_cs4231_info_double, \
 318   .get = snd_cs4231_get_double, .put = snd_cs4231_put_double, \
 319   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 320
 321 int snd_cs4231_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
 322 int snd_cs4231_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 323 int snd_cs4231_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 324
 325 #endif /* __SOUND_CS4231_H */