drivers/sound/sb.h

   1 #include <linux/config.h>
   2 #include "legacy.h"
   3
   4 #ifdef CONFIG_SBDSP
   5 #define DSP_RESET       (devc->base + 0x6)
   6 #define DSP_READ        (devc->base + 0xA)
   7 #define DSP_WRITE       (devc->base + 0xC)
   8 #define DSP_COMMAND     (devc->base + 0xC)
   9 #define DSP_STATUS      (devc->base + 0xC)
  10 #define DSP_DATA_AVAIL  (devc->base + 0xE)
  11 #define DSP_DATA_AVL16  (devc->base + 0xF)
  12 #define MIXER_ADDR      (devc->base + 0x4)
  13 #define MIXER_DATA      (devc->base + 0x5)
  14 #define OPL3_LEFT       (devc->base + 0x0)
  15 #define OPL3_RIGHT      (devc->base + 0x2)
  16 #define OPL3_BOTH       (devc->base + 0x8)
  17 /* DSP Commands */
  18
  19 #define DSP_CMD_SPKON           0xD1
  20 #define DSP_CMD_SPKOFF          0xD3
  21 #define DSP_CMD_DMAON           0xD0
  22 #define DSP_CMD_DMAOFF          0xD4
  23
  24 #define IMODE_NONE              0
  25 #define IMODE_OUTPUT            PCM_ENABLE_OUTPUT
  26 #define IMODE_INPUT             PCM_ENABLE_INPUT
  27 #define IMODE_INIT              3
  28 #define IMODE_MIDI              4
  29
  30 #define NORMAL_MIDI     0
  31 #define UART_MIDI       1
  32
  33
  34 /*
  35  * Device models
  36  */
  37 #define MDL_NONE        0
  38 #define MDL_SB1         1       /* SB1.0 or 1.5 */
  39 #define MDL_SB2         2       /* SB2.0 */
  40 #define MDL_SB201       3       /* SB2.01 */
  41 #define MDL_SBPRO       4       /* SB Pro */
  42 #define MDL_SB16        5       /* SB16/32/AWE */
  43 #define MDL_SBPNP       6       /* SB16/32/AWE PnP */
  44 #define MDL_JAZZ        10      /* Media Vision Jazz16 */
  45 #define MDL_SMW         11      /* Logitech SoundMan Wave (Jazz16) */
  46 #define MDL_ESS         12      /* ESS ES688 and ES1688 */
  47 #define MDL_AZTECH      13      /* Aztech Sound Galaxy family */
  48 #define MDL_ES1868MIDI  14      /* MIDI port of ESS1868 */
  49 #define MDL_AEDSP       15      /* Audio Excel DSP 16 */
  50
  51 #define SUBMDL_ALS007   42      /* ALS-007 differs from SB16 only in mixer */
  52                                 /* register assignment */
  53 /*
  54  * Config flags
  55  */
  56 #define SB_NO_MIDI      0x00000001
  57 #define SB_NO_MIXER     0x00000002
  58 #define SB_NO_AUDIO     0x00000004
  59 #define SB_NO_RECORDING 0x00000008 /* No audio recording */
  60 #define SB_MIDI_ONLY    (SB_NO_AUDIO|SB_NO_MIXER)
  61
  62 struct mixer_def {
  63         unsigned int regno: 8;
  64         unsigned int bitoffs:4;
  65         unsigned int nbits:4;
  66 };
  67
  68 typedef struct mixer_def mixer_tab[32][2];
  69 typedef struct mixer_def mixer_ent;
  70
  71 typedef struct sb_devc {
  72            int dev;
  73
  74         /* Hardware parameters */
  75            int *osp;
  76            int minor, major;
  77            int type;
  78            int model, submodel;
  79            int caps;
  80 #       define SBCAP_STEREO     0x00000001
  81 #       define SBCAP_16BITS     0x00000002
  82
  83         /* Hardware resources */
  84            int base;
  85            int irq;
  86            int dma8, dma16;
  87
  88         /* State variables */
  89            int opened;
  90            int speed, bits, channels;
  91            volatile int irq_ok;
  92            volatile int intr_active, irq_mode;
  93
  94         /* Mixer fields */
  95            int *levels;
  96            mixer_tab *iomap;
  97            int mixer_caps, recmask, supported_devices;
  98            int supported_rec_devices;
  99            int my_mixerdev;
 100            int sbmixnum;
 101
 102         /* Audio fields */
 103            unsigned long trg_buf;
 104            int      trigger_bits;
 105            int      trg_bytes;
 106            int      trg_intrflag;
 107            int      trg_restart;
 108            unsigned char tconst;
 109            int my_dev;
 110
 111         /* MIDI fields */
 112            int my_mididev;
 113            int input_opened;
 114            int midi_broken;
 115            void (*midi_input_intr) (int dev, unsigned char data);
 116            void *midi_irq_cookie;       /* IRQ cookie for the midi */
 117         } sb_devc;
 118
 119 int sb_dsp_command (sb_devc *devc, unsigned char val);
 120 int sb_dsp_reset (sb_devc *devc);
 121 void sb_setmixer (sb_devc *devc, unsigned int port, unsigned int value);
 122 unsigned int sb_getmixer (sb_devc *devc, unsigned int port);
 123 int sb_dsp_detect (struct address_info *hw_config);
 124 int sb_dsp_init (struct address_info *hw_config);
 125 void sb_dsp_unload(struct address_info *hw_config, int sbmpu);
 126 int sb_mixer_init(sb_devc *devc);
 127 void sb_mixer_set_stereo (sb_devc *devc, int mode);
 128 void smw_mixer_init(sb_devc *devc);
 129 void sb_dsp_midi_init (sb_devc *devc);
 130 void sb_audio_init (sb_devc *devc, char *name);
 131 void sb_midi_interrupt (sb_devc *devc);
 132 int ess_write (sb_devc *devc, unsigned char reg, unsigned char data);
 133 int ess_read (sb_devc *devc, unsigned char reg);
 134
 135 extern int acer;
 136 extern sb_devc *last_sb;
 137 #endif