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 /* model-specific configuration of outputs/inputs */
  20 #define PLAYBACK_0_TO_I2S       0x001
  21 #define PLAYBACK_1_TO_SPDIF     0x004
  22 #define PLAYBACK_2_TO_AC97_1    0x008
  23 #define CAPTURE_0_FROM_I2S_1    0x010
  24 #define CAPTURE_0_FROM_I2S_2    0x020
  25 #define CAPTURE_1_FROM_SPDIF    0x080
  26 #define CAPTURE_2_FROM_I2S_2    0x100
  27 #define CAPTURE_2_FROM_AC97_1   0x200
  28
  29 enum {
  30         CONTROL_SPDIF_PCM,
  31         CONTROL_SPDIF_INPUT_BITS,
  32         CONTROL_MIC_CAPTURE_SWITCH,
  33         CONTROL_LINE_CAPTURE_SWITCH,
  34         CONTROL_CD_CAPTURE_SWITCH,
  35         CONTROL_AUX_CAPTURE_SWITCH,
  36         CONTROL_COUNT
  37 };
  38
  39 #define OXYGEN_PCI_SUBID(sv, sd) \
  40         .vendor = PCI_VENDOR_ID_CMEDIA, \
  41         .device = 0x8788, \
  42         .subvendor = sv, \
  43         .subdevice = sd
  44
  45 struct pci_dev;
  46 struct snd_card;
  47 struct snd_pcm_substream;
  48 struct snd_pcm_hardware;
  49 struct snd_pcm_hw_params;
  50 struct snd_kcontrol_new;
  51 struct snd_rawmidi;
  52 struct oxygen_model;
  53
  54 struct oxygen {
  55         unsigned long addr;
  56         spinlock_t reg_lock;
  57         struct mutex mutex;
  58         struct snd_card *card;
  59         struct pci_dev *pci;
  60         struct snd_rawmidi *midi;
  61         int irq;
  62         const struct oxygen_model *model;
  63         void *model_data;
  64         unsigned int interrupt_mask;
  65         u8 dac_volume[8];
  66         u8 dac_mute;
  67         u8 pcm_active;
  68         u8 pcm_running;
  69         u8 dac_routing;
  70         u8 spdif_playback_enable;
  71         u8 revision;
  72         u8 has_ac97_0;
  73         u8 has_ac97_1;
  74         u32 spdif_bits;
  75         u32 spdif_pcm_bits;
  76         struct snd_pcm_substream *streams[PCM_COUNT];
  77         struct snd_kcontrol *controls[CONTROL_COUNT];
  78         struct work_struct spdif_input_bits_work;
  79         struct work_struct gpio_work;
  80         wait_queue_head_t ac97_waitqueue;
  81 };
  82
  83 struct oxygen_model {
  84         const char *shortname;
  85         const char *longname;
  86         const char *chip;
  87         struct module *owner;
  88         void (*init)(struct oxygen *chip);
  89         int (*control_filter)(struct snd_kcontrol_new *template);
  90         int (*mixer_init)(struct oxygen *chip);
  91         void (*cleanup)(struct oxygen *chip);
  92         void (*pcm_hardware_filter)(unsigned int channel,
  93                                     struct snd_pcm_hardware *hardware);
  94         void (*set_dac_params)(struct oxygen *chip,
  95                                struct snd_pcm_hw_params *params);
  96         void (*set_adc_params)(struct oxygen *chip,
  97                                struct snd_pcm_hw_params *params);
  98         void (*update_dac_volume)(struct oxygen *chip);
  99         void (*update_dac_mute)(struct oxygen *chip);
 100         void (*gpio_changed)(struct oxygen *chip);
 101         void (*ac97_switch)(struct oxygen *chip,
 102                             unsigned int reg, unsigned int mute);
 103         const unsigned int *dac_tlv;
 104         size_t model_data_size;
 105         unsigned int pcm_dev_cfg;
 106         u8 dac_channels;
 107         u8 dac_volume_min;
 108         u8 dac_volume_max;
 109         u8 misc_flags;
 110         u8 function_flags;
 111         u16 dac_i2s_format;
 112         u16 adc_i2s_format;
 113 };
 114
 115 /* oxygen_lib.c */
 116
 117 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 118                      const struct oxygen_model *model);
 119 void oxygen_pci_remove(struct pci_dev *pci);
 120
 121 /* oxygen_mixer.c */
 122
 123 int oxygen_mixer_init(struct oxygen *chip);
 124 void oxygen_update_dac_routing(struct oxygen *chip);
 125 void oxygen_update_spdif_source(struct oxygen *chip);
 126
 127 /* oxygen_pcm.c */
 128
 129 int oxygen_pcm_init(struct oxygen *chip);
 130
 131 /* oxygen_io.c */
 132
 133 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 134 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 135 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 136 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 137 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 138 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 139 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 140                           u8 value, u8 mask);
 141 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 142                            u16 value, u16 mask);
 143 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 144                            u32 value, u32 mask);
 145
 146 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 147                      unsigned int index);
 148 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 149                        unsigned int index, u16 data);
 150 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 151                               unsigned int index, u16 data, u16 mask);
 152
 153 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 154 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
 155
 156 static inline void oxygen_set_bits8(struct oxygen *chip,
 157                                     unsigned int reg, u8 value)
 158 {
 159         oxygen_write8_masked(chip, reg, value, value);
 160 }
 161
 162 static inline void oxygen_set_bits16(struct oxygen *chip,
 163                                      unsigned int reg, u16 value)
 164 {
 165         oxygen_write16_masked(chip, reg, value, value);
 166 }
 167
 168 static inline void oxygen_set_bits32(struct oxygen *chip,
 169                                      unsigned int reg, u32 value)
 170 {
 171         oxygen_write32_masked(chip, reg, value, value);
 172 }
 173
 174 static inline void oxygen_clear_bits8(struct oxygen *chip,
 175                                       unsigned int reg, u8 value)
 176 {
 177         oxygen_write8_masked(chip, reg, 0, value);
 178 }
 179
 180 static inline void oxygen_clear_bits16(struct oxygen *chip,
 181                                        unsigned int reg, u16 value)
 182 {
 183         oxygen_write16_masked(chip, reg, 0, value);
 184 }
 185
 186 static inline void oxygen_clear_bits32(struct oxygen *chip,
 187                                        unsigned int reg, u32 value)
 188 {
 189         oxygen_write32_masked(chip, reg, 0, value);
 190 }
 191
 192 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 193                                         unsigned int index, u16 value)
 194 {
 195         oxygen_write_ac97_masked(chip, codec, index, value, value);
 196 }
 197
 198 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 199                                           unsigned int codec,
 200                                           unsigned int index, u16 value)
 201 {
 202         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 203 }
 204
 205 #endif