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         size_t model_data_size;
 104         unsigned int pcm_dev_cfg;
 105         u8 dac_channels;
 106         u8 dac_volume_min;
 107         u8 dac_volume_max;
 108         u8 misc_flags;
 109         u8 function_flags;
 110         u16 dac_i2s_format;
 111         u16 adc_i2s_format;
 112 };
 113
 114 /* oxygen_lib.c */
 115
 116 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 117                      const struct oxygen_model *model);
 118 void oxygen_pci_remove(struct pci_dev *pci);
 119
 120 /* oxygen_mixer.c */
 121
 122 int oxygen_mixer_init(struct oxygen *chip);
 123 void oxygen_update_dac_routing(struct oxygen *chip);
 124 void oxygen_update_spdif_source(struct oxygen *chip);
 125
 126 /* oxygen_pcm.c */
 127
 128 int oxygen_pcm_init(struct oxygen *chip);
 129
 130 /* oxygen_io.c */
 131
 132 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 133 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 134 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 135 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 136 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 137 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 138 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 139                           u8 value, u8 mask);
 140 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 141                            u16 value, u16 mask);
 142 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 143                            u32 value, u32 mask);
 144
 145 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 146                      unsigned int index);
 147 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 148                        unsigned int index, u16 data);
 149 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 150                               unsigned int index, u16 data, u16 mask);
 151
 152 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 153 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
 154
 155 static inline void oxygen_set_bits8(struct oxygen *chip,
 156                                     unsigned int reg, u8 value)
 157 {
 158         oxygen_write8_masked(chip, reg, value, value);
 159 }
 160
 161 static inline void oxygen_set_bits16(struct oxygen *chip,
 162                                      unsigned int reg, u16 value)
 163 {
 164         oxygen_write16_masked(chip, reg, value, value);
 165 }
 166
 167 static inline void oxygen_set_bits32(struct oxygen *chip,
 168                                      unsigned int reg, u32 value)
 169 {
 170         oxygen_write32_masked(chip, reg, value, value);
 171 }
 172
 173 static inline void oxygen_clear_bits8(struct oxygen *chip,
 174                                       unsigned int reg, u8 value)
 175 {
 176         oxygen_write8_masked(chip, reg, 0, value);
 177 }
 178
 179 static inline void oxygen_clear_bits16(struct oxygen *chip,
 180                                        unsigned int reg, u16 value)
 181 {
 182         oxygen_write16_masked(chip, reg, 0, value);
 183 }
 184
 185 static inline void oxygen_clear_bits32(struct oxygen *chip,
 186                                        unsigned int reg, u32 value)
 187 {
 188         oxygen_write32_masked(chip, reg, 0, value);
 189 }
 190
 191 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 192                                         unsigned int index, u16 value)
 193 {
 194         oxygen_write_ac97_masked(chip, codec, index, value, value);
 195 }
 196
 197 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 198                                           unsigned int codec,
 199                                           unsigned int index, u16 value)
 200 {
 201         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 202 }
 203
 204 #endif