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 #define MDL_ESSPCI      16      /* ESS PCI card */
  51 #define MDL_YMPCI       17      /* Yamaha PCI sb in emulation */
  52
  53 #define SUBMDL_ALS007   42      /* ALS-007 differs from SB16 only in mixer */
  54                                 /* register assignment */
  55 #define SUBMDL_ALS100   43      /* ALS-100 allows sampling rates of up */
  56                                 /* to 48kHz */
  57
  58 /*
  59  * Config flags
  60  */
  61 #define SB_NO_MIDI      0x00000001
  62 #define SB_NO_MIXER     0x00000002
  63 #define SB_NO_AUDIO     0x00000004
  64 #define SB_NO_RECORDING 0x00000008 /* No audio recording */
  65 #define SB_MIDI_ONLY    (SB_NO_AUDIO|SB_NO_MIXER)
  66 #define SB_PCI_IRQ      0x00000010 /* PCI shared IRQ */
  67
  68 struct mixer_def {
  69         unsigned int regno: 8;
  70         unsigned int bitoffs:4;
  71         unsigned int nbits:4;
  72 };
  73
  74 typedef struct mixer_def mixer_tab[32][2];
  75 typedef struct mixer_def mixer_ent;
  76
  77 typedef struct sb_devc {
  78            int dev;
  79
  80         /* Hardware parameters */
  81            int *osp;
  82            int minor, major;
  83            int type;
  84            int model, submodel;
  85            int caps;
  86 #       define SBCAP_STEREO     0x00000001
  87 #       define SBCAP_16BITS     0x00000002
  88
  89         /* Hardware resources */
  90            int base;
  91            int irq;
  92            int dma8, dma16;
  93
  94            int pcibase;         /* For ESS Maestro etc */
  95
  96         /* State variables */
  97            int opened;
  98         /* new audio fields for full duplex support */
  99            int fullduplex;
 100            int duplex;
 101            int speed, bits, channels;
 102            volatile int irq_ok;
 103            volatile int intr_active, irq_mode;
 104         /* duplicate audio fields for full duplex support */
 105            volatile int intr_active_16, irq_mode_16;
 106
 107         /* Mixer fields */
 108            int *levels;
 109            mixer_tab *iomap;
 110            int mixer_caps, recmask, outmask, supported_devices;
 111            int supported_rec_devices, supported_out_devices;
 112            int my_mixerdev;
 113            int sbmixnum;
 114
 115         /* Audio fields */
 116            unsigned long trg_buf;
 117            int      trigger_bits;
 118            int      trg_bytes;
 119            int      trg_intrflag;
 120            int      trg_restart;
 121         /* duplicate audio fields for full duplex support */
 122            unsigned long trg_buf_16;
 123            int      trigger_bits_16;
 124            int      trg_bytes_16;
 125            int      trg_intrflag_16;
 126            int      trg_restart_16;
 127
 128            unsigned char tconst;
 129
 130         /* MIDI fields */
 131            int my_mididev;
 132            int input_opened;
 133            int midi_broken;
 134            void (*midi_input_intr) (int dev, unsigned char data);
 135            void *midi_irq_cookie;       /* IRQ cookie for the midi */
 136         } sb_devc;
 137
 138 /*
 139  *      PCI card types
 140  */
 141
 142 #define SB_PCI_ESSMAESTRO       1       /* ESS Maestro Legacy */
 143 #define SB_PCI_YAMAHA           2       /* Yamaha Legacy */
 144
 145 /*
 146  *      Functions
 147  */
 148
 149 int sb_dsp_command (sb_devc *devc, unsigned char val);
 150 int sb_dsp_get_byte(sb_devc * devc);
 151 int sb_dsp_reset (sb_devc *devc);
 152 void sb_setmixer (sb_devc *devc, unsigned int port, unsigned int value);
 153 unsigned int sb_getmixer (sb_devc *devc, unsigned int port);
 154 int sb_dsp_detect (struct address_info *hw_config, int pci, int pciio);
 155 int sb_dsp_init (struct address_info *hw_config);
 156 void sb_dsp_unload(struct address_info *hw_config, int sbmpu);
 157 int sb_mixer_init(sb_devc *devc);
 158 void sb_mixer_set_stereo (sb_devc *devc, int mode);
 159 void smw_mixer_init(sb_devc *devc);
 160 void sb_dsp_midi_init (sb_devc *devc);
 161 void sb_audio_init (sb_devc *devc, char *name);
 162 void sb_midi_interrupt (sb_devc *devc);
 163 void sb_chgmixer (sb_devc * devc, unsigned int reg, unsigned int mask, unsigned int val);
 164 int sb_common_mixer_set(sb_devc * devc, int dev, int left, int right);
 165
 166 int sb_audio_open(int dev, int mode);
 167 void sb_audio_close(int dev);
 168
 169 extern int acer;
 170 extern sb_devc *last_sb;
 171 #endif