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 enum {
  20         CONTROL_SPDIF_PCM,
  21         CONTROL_SPDIF_INPUT_BITS,
  22         CONTROL_MIC_CAPTURE_SWITCH,
  23         CONTROL_LINE_CAPTURE_SWITCH,
  24         CONTROL_CD_CAPTURE_SWITCH,
  25         CONTROL_AUX_CAPTURE_SWITCH,
  26         CONTROL_COUNT
  27 };
  28
  29 #define OXYGEN_PCI_SUBID(sv, sd) \
  30         .vendor = PCI_VENDOR_ID_CMEDIA, \
  31         .device = 0x8788, \
  32         .subvendor = sv, \
  33         .subdevice = sd
  34
  35 struct pci_dev;
  36 struct snd_card;
  37 struct snd_pcm_substream;
  38 struct snd_pcm_hardware;
  39 struct snd_pcm_hw_params;
  40 struct snd_kcontrol_new;
  41 struct snd_rawmidi;
  42 struct oxygen_model;
  43
  44 struct oxygen {
  45         unsigned long addr;
  46         spinlock_t reg_lock;
  47         struct mutex mutex;
  48         struct snd_card *card;
  49         struct pci_dev *pci;
  50         struct snd_rawmidi *midi;
  51         int irq;
  52         const struct oxygen_model *model;
  53         void *model_data;
  54         unsigned int interrupt_mask;
  55         u8 dac_volume[8];
  56         u8 dac_mute;
  57         u8 pcm_active;
  58         u8 pcm_running;
  59         u8 dac_routing;
  60         u8 spdif_playback_enable;
  61         u8 revision;
  62         u8 has_ac97_0;
  63         u8 has_ac97_1;
  64         u32 spdif_bits;
  65         u32 spdif_pcm_bits;
  66         struct snd_pcm_substream *streams[PCM_COUNT];
  67         struct snd_kcontrol *controls[CONTROL_COUNT];
  68         struct work_struct spdif_input_bits_work;
  69         wait_queue_head_t ac97_waitqueue;
  70 };
  71
  72 struct oxygen_model {
  73         const char *shortname;
  74         const char *longname;
  75         const char *chip;
  76         struct module *owner;
  77         void (*init)(struct oxygen *chip);
  78         int (*control_filter)(struct snd_kcontrol_new *template);
  79         int (*mixer_init)(struct oxygen *chip);
  80         void (*cleanup)(struct oxygen *chip);
  81         void (*pcm_hardware_filter)(unsigned int channel,
  82                                     struct snd_pcm_hardware *hardware);
  83         void (*set_dac_params)(struct oxygen *chip,
  84                                struct snd_pcm_hw_params *params);
  85         void (*set_adc_params)(struct oxygen *chip,
  86                                struct snd_pcm_hw_params *params);
  87         void (*update_dac_volume)(struct oxygen *chip);
  88         void (*update_dac_mute)(struct oxygen *chip);
  89         void (*ac97_switch_hook)(struct oxygen *chip,
  90                                  unsigned int reg, int mute);
  91         size_t model_data_size;
  92         u8 dac_channels;
  93         u8 used_channels;
  94         u8 function_flags;
  95         u16 dac_i2s_format;
  96         u16 adc_i2s_format;
  97 };
  98
  99 /* oxygen_lib.c */
 100
 101 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id, int midi,
 102                      const struct oxygen_model *model);
 103 void oxygen_pci_remove(struct pci_dev *pci);
 104
 105 /* oxygen_mixer.c */
 106
 107 int oxygen_mixer_init(struct oxygen *chip);
 108 void oxygen_update_dac_routing(struct oxygen *chip);
 109 void oxygen_update_spdif_source(struct oxygen *chip);
 110
 111 /* oxygen_pcm.c */
 112
 113 int oxygen_pcm_init(struct oxygen *chip);
 114
 115 /* oxygen_io.c */
 116
 117 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 118 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 119 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 120 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 121 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 122 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 123 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 124                           u8 value, u8 mask);
 125 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 126                            u16 value, u16 mask);
 127 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 128                            u32 value, u32 mask);
 129
 130 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 131                      unsigned int index);
 132 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 133                        unsigned int index, u16 data);
 134 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 135                               unsigned int index, u16 data, u16 mask);
 136
 137 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 138
 139 static inline void oxygen_set_bits8(struct oxygen *chip,
 140                                     unsigned int reg, u8 value)
 141 {
 142         oxygen_write8_masked(chip, reg, value, value);
 143 }
 144
 145 static inline void oxygen_set_bits16(struct oxygen *chip,
 146                                      unsigned int reg, u16 value)
 147 {
 148         oxygen_write16_masked(chip, reg, value, value);
 149 }
 150
 151 static inline void oxygen_set_bits32(struct oxygen *chip,
 152                                      unsigned int reg, u32 value)
 153 {
 154         oxygen_write32_masked(chip, reg, value, value);
 155 }
 156
 157 static inline void oxygen_clear_bits8(struct oxygen *chip,
 158                                       unsigned int reg, u8 value)
 159 {
 160         oxygen_write8_masked(chip, reg, 0, value);
 161 }
 162
 163 static inline void oxygen_clear_bits16(struct oxygen *chip,
 164                                        unsigned int reg, u16 value)
 165 {
 166         oxygen_write16_masked(chip, reg, 0, value);
 167 }
 168
 169 static inline void oxygen_clear_bits32(struct oxygen *chip,
 170                                        unsigned int reg, u32 value)
 171 {
 172         oxygen_write32_masked(chip, reg, 0, value);
 173 }
 174
 175 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 176                                         unsigned int index, u16 value)
 177 {
 178         oxygen_write_ac97_masked(chip, codec, index, value, value);
 179 }
 180
 181 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 182                                           unsigned int codec,
 183                                           unsigned int index, u16 value)
 184 {
 185         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 186 }
 187
 188 #endif