linux/include/sound/wss.h
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   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 <sound/control.h>
  26#include <sound/pcm.h>
  27#include <sound/timer.h>
  28
  29#include <sound/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#define WSS_HW_AD1848_MASK      0x0800  /* AD1848 serie (half duplex) */
  59#define WSS_HW_AD1847           0x0801  /* AD1847 chip */
  60#define WSS_HW_AD1848           0x0802  /* AD1848 chip */
  61#define WSS_HW_CS4248           0x0803  /* CS4248 chip */
  62#define WSS_HW_CMI8330          0x0804  /* CMI8330 chip */
  63#define WSS_HW_THINKPAD         0x0805  /* Thinkpad 360/750/755 */
  64/* compatible, but clones */
  65#define WSS_HW_INTERWAVE     0x1000     /* InterWave chip */
  66#define WSS_HW_OPL3SA2       0x1101     /* OPL3-SA2 chip, similar to cs4231 */
  67#define WSS_HW_OPTI93X  0x1102  /* Opti 930/931/933 */
  68
  69/* defines for codec.hwshare */
  70#define WSS_HWSHARE_IRQ (1<<0)
  71#define WSS_HWSHARE_DMA1        (1<<1)
  72#define WSS_HWSHARE_DMA2        (1<<2)
  73
  74/* IBM Thinkpad specific stuff */
  75#define AD1848_THINKPAD_CTL_PORT1               0x15e8
  76#define AD1848_THINKPAD_CTL_PORT2               0x15e9
  77#define AD1848_THINKPAD_CS4248_ENABLE_BIT       0x02
  78
  79struct snd_wss {
  80        unsigned long port;             /* base i/o port */
  81        struct resource *res_port;
  82        unsigned long cport;            /* control base i/o port (CS4236) */
  83        struct resource *res_cport;
  84        int irq;                        /* IRQ line */
  85        int dma1;                       /* playback DMA */
  86        int dma2;                       /* record DMA */
  87        unsigned short version;         /* version of CODEC chip */
  88        unsigned short mode;            /* see to WSS_MODE_XXXX */
  89        unsigned short hardware;        /* see to WSS_HW_XXXX */
  90        unsigned short hwshare;         /* shared resources */
  91        unsigned short single_dma:1,    /* forced single DMA mode (GUS 16-bit */
  92                                        /* daughter board) or dma1 == dma2 */
  93                       ebus_flag:1,     /* SPARC: EBUS present */
  94                       thinkpad_flag:1; /* Thinkpad CS4248 needs extra help */
  95
  96        struct snd_card *card;
  97        struct snd_pcm *pcm;
  98        struct snd_pcm_substream *playback_substream;
  99        struct snd_pcm_substream *capture_substream;
 100        struct snd_timer *timer;
 101
 102        unsigned char image[32];        /* registers image */
 103        unsigned char eimage[32];       /* extended registers image */
 104        unsigned char cimage[16];       /* control registers image */
 105        int mce_bit;
 106        int calibrate_mute;
 107        int sw_3d_bit;
 108        unsigned int p_dma_size;
 109        unsigned int c_dma_size;
 110
 111        spinlock_t reg_lock;
 112        struct mutex mce_mutex;
 113        struct mutex open_mutex;
 114
 115        int (*rate_constraint) (struct snd_pcm_runtime *runtime);
 116        void (*set_playback_format) (struct snd_wss *chip,
 117                                     struct snd_pcm_hw_params *hw_params,
 118                                     unsigned char pdfr);
 119        void (*set_capture_format) (struct snd_wss *chip,
 120                                    struct snd_pcm_hw_params *hw_params,
 121                                    unsigned char cdfr);
 122        void (*trigger) (struct snd_wss *chip, unsigned int what, int start);
 123#ifdef CONFIG_PM
 124        void (*suspend) (struct snd_wss *chip);
 125        void (*resume) (struct snd_wss *chip);
 126#endif
 127        void *dma_private_data;
 128        int (*claim_dma) (struct snd_wss *chip,
 129                          void *dma_private_data, int dma);
 130        int (*release_dma) (struct snd_wss *chip,
 131                            void *dma_private_data, int dma);
 132};
 133
 134/* exported functions */
 135
 136void snd_wss_out(struct snd_wss *chip, unsigned char reg, unsigned char val);
 137unsigned char snd_wss_in(struct snd_wss *chip, unsigned char reg);
 138void snd_cs4236_ext_out(struct snd_wss *chip,
 139                        unsigned char reg, unsigned char val);
 140unsigned char snd_cs4236_ext_in(struct snd_wss *chip, unsigned char reg);
 141void snd_wss_mce_up(struct snd_wss *chip);
 142void snd_wss_mce_down(struct snd_wss *chip);
 143
 144void snd_wss_overrange(struct snd_wss *chip);
 145
 146irqreturn_t snd_wss_interrupt(int irq, void *dev_id);
 147
 148const char *snd_wss_chip_id(struct snd_wss *chip);
 149
 150int snd_wss_create(struct snd_card *card,
 151                      unsigned long port,
 152                      unsigned long cport,
 153                      int irq, int dma1, int dma2,
 154                      unsigned short hardware,
 155                      unsigned short hwshare,
 156                      struct snd_wss **rchip);
 157int snd_wss_pcm(struct snd_wss *chip, int device);
 158int snd_wss_timer(struct snd_wss *chip, int device);
 159int snd_wss_mixer(struct snd_wss *chip);
 160
 161const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction);
 162
 163int snd_cs4236_create(struct snd_card *card,
 164                      unsigned long port,
 165                      unsigned long cport,
 166                      int irq, int dma1, int dma2,
 167                      unsigned short hardware,
 168                      unsigned short hwshare,
 169                      struct snd_wss **rchip);
 170int snd_cs4236_pcm(struct snd_wss *chip, int device);
 171int snd_cs4236_mixer(struct snd_wss *chip);
 172
 173/*
 174 *  mixer library
 175 */
 176
 177#define WSS_SINGLE(xname, xindex, reg, shift, mask, invert) \
 178{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 179  .name = xname, \
 180  .index = xindex, \
 181  .info = snd_wss_info_single, \
 182  .get = snd_wss_get_single, \
 183  .put = snd_wss_put_single, \
 184  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 185
 186int snd_wss_info_single(struct snd_kcontrol *kcontrol,
 187                        struct snd_ctl_elem_info *uinfo);
 188int snd_wss_get_single(struct snd_kcontrol *kcontrol,
 189                        struct snd_ctl_elem_value *ucontrol);
 190int snd_wss_put_single(struct snd_kcontrol *kcontrol,
 191                        struct snd_ctl_elem_value *ucontrol);
 192
 193#define WSS_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 194{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 195  .name = xname, \
 196  .index = xindex, \
 197  .info = snd_wss_info_double, \
 198  .get = snd_wss_get_double, \
 199  .put = snd_wss_put_double, \
 200  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 201                   (shift_right << 19) | (mask << 24) | (invert << 22) }
 202
 203#define WSS_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
 204{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 205  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 206  .name = xname, \
 207  .index = xindex, \
 208  .info = snd_wss_info_single, \
 209  .get = snd_wss_get_single, \
 210  .put = snd_wss_put_single, \
 211  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
 212  .tlv = { .p = (xtlv) } }
 213
 214#define WSS_DOUBLE_TLV(xname, xindex, left_reg, right_reg, \
 215                        shift_left, shift_right, mask, invert, xtlv) \
 216{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 217  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 218  .name = xname, \
 219  .index = xindex, \
 220  .info = snd_wss_info_double, \
 221  .get = snd_wss_get_double, \
 222  .put = snd_wss_put_double, \
 223  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 224                   (shift_right << 19) | (mask << 24) | (invert << 22), \
 225  .tlv = { .p = (xtlv) } }
 226
 227
 228int snd_wss_info_double(struct snd_kcontrol *kcontrol,
 229                        struct snd_ctl_elem_info *uinfo);
 230int snd_wss_get_double(struct snd_kcontrol *kcontrol,
 231                        struct snd_ctl_elem_value *ucontrol);
 232int snd_wss_put_double(struct snd_kcontrol *kcontrol,
 233                        struct snd_ctl_elem_value *ucontrol);
 234
 235#endif /* __SOUND_WSS_H */
 236
Hosted by Missing Link Electronics. The original LXR software by the LXR community, this experimental version by lxr@linux.no.