include/sound/wss.h

   1 #ifndef __SOUND_WSS_H
   2 #define __SOUND_WSS_H
   3
   4 /*
   5  *  Copyright (c) by Jaroslav Kysela <perex@perex.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 #include "cs4231-regs.h"
  30
  31 /* defines for codec.mode */
  32
  33 #define WSS_MODE_NONE   0x0000
  34 #define WSS_MODE_PLAY   0x0001
  35 #define WSS_MODE_RECORD 0x0002
  36 #define WSS_MODE_TIMER  0x0004
  37 #define WSS_MODE_OPEN   (WSS_MODE_PLAY|WSS_MODE_RECORD|WSS_MODE_TIMER)
  38
  39 /* defines for codec.hardware */
  40
  41 #define WSS_HW_DETECT        0x0000     /* let CS4231 driver detect chip */
  42 #define WSS_HW_DETECT3  0x0001  /* allow mode 3 */
  43 #define WSS_HW_TYPE_MASK        0xff00  /* type mask */
  44 #define WSS_HW_CS4231_MASK   0x0100     /* CS4231 serie */
  45 #define WSS_HW_CS4231        0x0100     /* CS4231 chip */
  46 #define WSS_HW_CS4231A       0x0101     /* CS4231A chip */
  47 #define WSS_HW_AD1845   0x0102  /* AD1845 chip */
  48 #define WSS_HW_CS4232_MASK   0x0200     /* CS4232 serie (has control ports) */
  49 #define WSS_HW_CS4232        0x0200     /* CS4232 */
  50 #define WSS_HW_CS4232A       0x0201     /* CS4232A */
  51 #define WSS_HW_CS4236   0x0202  /* CS4236 */
  52 #define WSS_HW_CS4236B_MASK     0x0400  /* CS4236B serie (has extended control regs) */
  53 #define WSS_HW_CS4235   0x0400  /* CS4235 - Crystal Clear (tm) stereo enhancement */
  54 #define WSS_HW_CS4236B       0x0401     /* CS4236B */
  55 #define WSS_HW_CS4237B       0x0402     /* CS4237B - SRS 3D */
  56 #define WSS_HW_CS4238B  0x0403  /* CS4238B - QSOUND 3D */
  57 #define WSS_HW_CS4239   0x0404  /* CS4239 - Crystal Clear (tm) stereo enhancement */
  58 /* compatible, but clones */
  59 #define WSS_HW_INTERWAVE     0x1000     /* InterWave chip */
  60 #define WSS_HW_OPL3SA2       0x1101     /* OPL3-SA2 chip, similar to cs4231 */
  61 #define WSS_HW_OPTI93X  0x1102  /* Opti 930/931/933 */
  62
  63 /* defines for codec.hwshare */
  64 #define WSS_HWSHARE_IRQ (1<<0)
  65 #define WSS_HWSHARE_DMA1        (1<<1)
  66 #define WSS_HWSHARE_DMA2        (1<<2)
  67
  68 struct snd_wss {
  69         unsigned long port;             /* base i/o port */
  70         struct resource *res_port;
  71         unsigned long cport;            /* control base i/o port (CS4236) */
  72         struct resource *res_cport;
  73         int irq;                        /* IRQ line */
  74         int dma1;                       /* playback DMA */
  75         int dma2;                       /* record DMA */
  76         unsigned short version;         /* version of CODEC chip */
  77         unsigned short mode;            /* see to WSS_MODE_XXXX */
  78         unsigned short hardware;        /* see to WSS_HW_XXXX */
  79         unsigned short hwshare;         /* shared resources */
  80         unsigned short single_dma:1,    /* forced single DMA mode (GUS 16-bit daughter board) or dma1 == dma2 */
  81                        ebus_flag:1;     /* SPARC: EBUS present */
  82
  83         struct snd_card *card;
  84         struct snd_pcm *pcm;
  85         struct snd_pcm_substream *playback_substream;
  86         struct snd_pcm_substream *capture_substream;
  87         struct snd_timer *timer;
  88
  89         unsigned char image[32];        /* registers image */
  90         unsigned char eimage[32];       /* extended registers image */
  91         unsigned char cimage[16];       /* control registers image */
  92         int mce_bit;
  93         int calibrate_mute;
  94         int sw_3d_bit;
  95         unsigned int p_dma_size;
  96         unsigned int c_dma_size;
  97
  98         spinlock_t reg_lock;
  99         struct mutex mce_mutex;
 100         struct mutex open_mutex;
 101
 102         int (*rate_constraint) (struct snd_pcm_runtime *runtime);
 103         void (*set_playback_format) (struct snd_wss *chip,
 104                                      struct snd_pcm_hw_params *hw_params,
 105                                      unsigned char pdfr);
 106         void (*set_capture_format) (struct snd_wss *chip,
 107                                     struct snd_pcm_hw_params *hw_params,
 108                                     unsigned char cdfr);
 109         void (*trigger) (struct snd_wss *chip, unsigned int what, int start);
 110 #ifdef CONFIG_PM
 111         void (*suspend) (struct snd_wss *chip);
 112         void (*resume) (struct snd_wss *chip);
 113 #endif
 114         void *dma_private_data;
 115         int (*claim_dma) (struct snd_wss *chip,
 116                           void *dma_private_data, int dma);
 117         int (*release_dma) (struct snd_wss *chip,
 118                             void *dma_private_data, int dma);
 119 };
 120
 121 /* exported functions */
 122
 123 void snd_wss_out(struct snd_wss *chip, unsigned char reg, unsigned char val);
 124 unsigned char snd_wss_in(struct snd_wss *chip, unsigned char reg);
 125 void snd_cs4236_ext_out(struct snd_wss *chip,
 126                         unsigned char reg, unsigned char val);
 127 unsigned char snd_cs4236_ext_in(struct snd_wss *chip, unsigned char reg);
 128 void snd_wss_mce_up(struct snd_wss *chip);
 129 void snd_wss_mce_down(struct snd_wss *chip);
 130
 131 void snd_wss_overrange(struct snd_wss *chip);
 132
 133 irqreturn_t snd_wss_interrupt(int irq, void *dev_id);
 134
 135 const char *snd_wss_chip_id(struct snd_wss *chip);
 136
 137 int snd_wss_create(struct snd_card *card,
 138                       unsigned long port,
 139                       unsigned long cport,
 140                       int irq, int dma1, int dma2,
 141                       unsigned short hardware,
 142                       unsigned short hwshare,
 143                       struct snd_wss **rchip);
 144 int snd_wss_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm);
 145 int snd_wss_timer(struct snd_wss *chip, int device, struct snd_timer **rtimer);
 146 int snd_wss_mixer(struct snd_wss *chip);
 147
 148 int snd_cs4236_create(struct snd_card *card,
 149                       unsigned long port,
 150                       unsigned long cport,
 151                       int irq, int dma1, int dma2,
 152                       unsigned short hardware,
 153                       unsigned short hwshare,
 154                       struct snd_wss **rchip);
 155 int snd_cs4236_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm);
 156 int snd_cs4236_mixer(struct snd_wss *chip);
 157
 158 /*
 159  *  mixer library
 160  */
 161
 162 #define WSS_SINGLE(xname, xindex, reg, shift, mask, invert) \
 163 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 164   .name = xname, \
 165   .index = xindex, \
 166   .info = snd_wss_info_single, \
 167   .get = snd_wss_get_single, \
 168   .put = snd_wss_put_single, \
 169   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 170
 171 int snd_wss_info_single(struct snd_kcontrol *kcontrol,
 172                         struct snd_ctl_elem_info *uinfo);
 173 int snd_wss_get_single(struct snd_kcontrol *kcontrol,
 174                         struct snd_ctl_elem_value *ucontrol);
 175 int snd_wss_put_single(struct snd_kcontrol *kcontrol,
 176                         struct snd_ctl_elem_value *ucontrol);
 177
 178 #define WSS_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 179 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 180   .name = xname, \
 181   .index = xindex, \
 182   .info = snd_wss_info_double, \
 183   .get = snd_wss_get_double, \
 184   .put = snd_wss_put_double, \
 185   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 186                    (shift_right << 19) | (mask << 24) | (invert << 22) }
 187
 188 int snd_wss_info_double(struct snd_kcontrol *kcontrol,
 189                         struct snd_ctl_elem_info *uinfo);
 190 int snd_wss_get_double(struct snd_kcontrol *kcontrol,
 191                         struct snd_ctl_elem_value *ucontrol);
 192 int snd_wss_put_double(struct snd_kcontrol *kcontrol,
 193                         struct snd_ctl_elem_value *ucontrol);
 194
 195 #endif /* __SOUND_WSS_H */