kernel/2.6.29.6-aldebaran-rt/sound/pci/oxygen/oxygen.h

   1 #ifndef OXYGEN_H_INCLUDED
   2 #define OXYGEN_H_INCLUDED
   3
   4 #include <linux/mutex.h>
   5 #include <linux/spinlock.h>
   6 #include <linux/wait.h>
   7 #include <linux/workqueue.h>
   8 #include "oxygen_regs.h"
   9
  10 /* 1 << PCM_x == OXYGEN_CHANNEL_x */
  11 #define PCM_A           0
  12 #define PCM_B           1
  13 #define PCM_C           2
  14 #define PCM_SPDIF       3
  15 #define PCM_MULTICH     4
  16 #define PCM_AC97        5
  17 #define PCM_COUNT       6
  18
  19 #define OXYGEN_IO_SIZE  0x100
  20
  21 /* model-specific configuration of outputs/inputs */
  22 #define PLAYBACK_0_TO_I2S       0x0001
  23      /* PLAYBACK_0_TO_AC97_0            not implemented */
  24 #define PLAYBACK_1_TO_SPDIF     0x0004
  25 #define PLAYBACK_2_TO_AC97_1    0x0008
  26 #define CAPTURE_0_FROM_I2S_1    0x0010
  27 #define CAPTURE_0_FROM_I2S_2    0x0020
  28      /* CAPTURE_0_FROM_AC97_0           not implemented */
  29 #define CAPTURE_1_FROM_SPDIF    0x0080
  30 #define CAPTURE_2_FROM_I2S_2    0x0100
  31 #define CAPTURE_2_FROM_AC97_1   0x0200
  32      /* CAPTURE_3_FROM_I2S_3            not implemented */
  33 #define MIDI_OUTPUT             0x0800
  34 #define MIDI_INPUT              0x1000
  35
  36 enum {
  37         CONTROL_SPDIF_PCM,
  38         CONTROL_SPDIF_INPUT_BITS,
  39         CONTROL_MIC_CAPTURE_SWITCH,
  40         CONTROL_LINE_CAPTURE_SWITCH,
  41         CONTROL_CD_CAPTURE_SWITCH,
  42         CONTROL_AUX_CAPTURE_SWITCH,
  43         CONTROL_COUNT
  44 };
  45
  46 #define OXYGEN_PCI_SUBID(sv, sd) \
  47         .vendor = PCI_VENDOR_ID_CMEDIA, \
  48         .device = 0x8788, \
  49         .subvendor = sv, \
  50         .subdevice = sd
  51
  52 struct pci_dev;
  53 struct snd_card;
  54 struct snd_pcm_substream;
  55 struct snd_pcm_hardware;
  56 struct snd_pcm_hw_params;
  57 struct snd_kcontrol_new;
  58 struct snd_rawmidi;
  59 struct oxygen;
  60
  61 struct oxygen_model {
  62         const char *shortname;
  63         const char *longname;
  64         const char *chip;
  65         struct module *owner;
  66         int (*probe)(struct oxygen *chip, unsigned long driver_data);
  67         void (*init)(struct oxygen *chip);
  68         int (*control_filter)(struct snd_kcontrol_new *template);
  69         int (*mixer_init)(struct oxygen *chip);
  70         void (*cleanup)(struct oxygen *chip);
  71         void (*suspend)(struct oxygen *chip);
  72         void (*resume)(struct oxygen *chip);
  73         void (*pcm_hardware_filter)(unsigned int channel,
  74                                     struct snd_pcm_hardware *hardware);
  75         void (*set_dac_params)(struct oxygen *chip,
  76                                struct snd_pcm_hw_params *params);
  77         void (*set_adc_params)(struct oxygen *chip,
  78                                struct snd_pcm_hw_params *params);
  79         void (*update_dac_volume)(struct oxygen *chip);
  80         void (*update_dac_mute)(struct oxygen *chip);
  81         void (*gpio_changed)(struct oxygen *chip);
  82         void (*uart_input)(struct oxygen *chip);
  83         void (*ac97_switch)(struct oxygen *chip,
  84                             unsigned int reg, unsigned int mute);
  85         const unsigned int *dac_tlv;
  86         size_t model_data_size;
  87         unsigned int device_config;
  88         u8 dac_channels;
  89         u8 dac_volume_min;
  90         u8 dac_volume_max;
  91         u8 misc_flags;
  92         u8 function_flags;
  93         u16 dac_i2s_format;
  94         u16 adc_i2s_format;
  95 };
  96
  97 struct oxygen {
  98         unsigned long addr;
  99         spinlock_t reg_lock;
 100         struct mutex mutex;
 101         struct snd_card *card;
 102         struct pci_dev *pci;
 103         struct snd_rawmidi *midi;
 104         int irq;
 105         void *model_data;
 106         unsigned int interrupt_mask;
 107         u8 dac_volume[8];
 108         u8 dac_mute;
 109         u8 pcm_active;
 110         u8 pcm_running;
 111         u8 dac_routing;
 112         u8 spdif_playback_enable;
 113         u8 revision;
 114         u8 has_ac97_0;
 115         u8 has_ac97_1;
 116         u32 spdif_bits;
 117         u32 spdif_pcm_bits;
 118         struct snd_pcm_substream *streams[PCM_COUNT];
 119         struct snd_kcontrol *controls[CONTROL_COUNT];
 120         struct work_struct spdif_input_bits_work;
 121         struct work_struct gpio_work;
 122         wait_queue_head_t ac97_waitqueue;
 123         union {
 124                 u8 _8[OXYGEN_IO_SIZE];
 125                 __le16 _16[OXYGEN_IO_SIZE / 2];
 126                 __le32 _32[OXYGEN_IO_SIZE / 4];
 127         } saved_registers;
 128         u16 saved_ac97_registers[2][0x40];
 129         unsigned int uart_input_count;
 130         u8 uart_input[32];
 131         struct oxygen_model model;
 132 };
 133
 134 /* oxygen_lib.c */
 135
 136 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 137                      const struct oxygen_model *model,
 138                      unsigned long driver_data);
 139 void oxygen_pci_remove(struct pci_dev *pci);
 140 #ifdef CONFIG_PM
 141 int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
 142 int oxygen_pci_resume(struct pci_dev *pci);
 143 #endif
 144
 145 /* oxygen_mixer.c */
 146
 147 int oxygen_mixer_init(struct oxygen *chip);
 148 void oxygen_update_dac_routing(struct oxygen *chip);
 149 void oxygen_update_spdif_source(struct oxygen *chip);
 150
 151 /* oxygen_pcm.c */
 152
 153 int oxygen_pcm_init(struct oxygen *chip);
 154
 155 /* oxygen_io.c */
 156
 157 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 158 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 159 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 160 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 161 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 162 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 163 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 164                           u8 value, u8 mask);
 165 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 166                            u16 value, u16 mask);
 167 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 168                            u32 value, u32 mask);
 169
 170 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 171                      unsigned int index);
 172 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 173                        unsigned int index, u16 data);
 174 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 175                               unsigned int index, u16 data, u16 mask);
 176
 177 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 178 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
 179
 180 void oxygen_reset_uart(struct oxygen *chip);
 181 void oxygen_write_uart(struct oxygen *chip, u8 data);
 182
 183 static inline void oxygen_set_bits8(struct oxygen *chip,
 184                                     unsigned int reg, u8 value)
 185 {
 186         oxygen_write8_masked(chip, reg, value, value);
 187 }
 188
 189 static inline void oxygen_set_bits16(struct oxygen *chip,
 190                                      unsigned int reg, u16 value)
 191 {
 192         oxygen_write16_masked(chip, reg, value, value);
 193 }
 194
 195 static inline void oxygen_set_bits32(struct oxygen *chip,
 196                                      unsigned int reg, u32 value)
 197 {
 198         oxygen_write32_masked(chip, reg, value, value);
 199 }
 200
 201 static inline void oxygen_clear_bits8(struct oxygen *chip,
 202                                       unsigned int reg, u8 value)
 203 {
 204         oxygen_write8_masked(chip, reg, 0, value);
 205 }
 206
 207 static inline void oxygen_clear_bits16(struct oxygen *chip,
 208                                        unsigned int reg, u16 value)
 209 {
 210         oxygen_write16_masked(chip, reg, 0, value);
 211 }
 212
 213 static inline void oxygen_clear_bits32(struct oxygen *chip,
 214                                        unsigned int reg, u32 value)
 215 {
 216         oxygen_write32_masked(chip, reg, 0, value);
 217 }
 218
 219 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 220                                         unsigned int index, u16 value)
 221 {
 222         oxygen_write_ac97_masked(chip, codec, index, value, value);
 223 }
 224
 225 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 226                                           unsigned int codec,
 227                                           unsigned int index, u16 value)
 228 {
 229         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 230 }
 231
 232 #endif