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         struct work_struct gpio_work;
  70         wait_queue_head_t ac97_waitqueue;
  71 };
  72
  73 struct oxygen_model {
  74         const char *shortname;
  75         const char *longname;
  76         const char *chip;
  77         struct module *owner;
  78         void (*init)(struct oxygen *chip);
  79         int (*control_filter)(struct snd_kcontrol_new *template);
  80         int (*mixer_init)(struct oxygen *chip);
  81         void (*cleanup)(struct oxygen *chip);
  82         void (*pcm_hardware_filter)(unsigned int channel,
  83                                     struct snd_pcm_hardware *hardware);
  84         void (*set_dac_params)(struct oxygen *chip,
  85                                struct snd_pcm_hw_params *params);
  86         void (*set_adc_params)(struct oxygen *chip,
  87                                struct snd_pcm_hw_params *params);
  88         void (*update_dac_volume)(struct oxygen *chip);
  89         void (*update_dac_mute)(struct oxygen *chip);
  90         void (*ac97_switch_hook)(struct oxygen *chip, unsigned int codec,
  91                                  unsigned int reg, int mute);
  92         void (*gpio_changed)(struct oxygen *chip);
  93         size_t model_data_size;
  94         u8 dac_channels;
  95         u8 used_channels;
  96         u8 function_flags;
  97         u16 dac_i2s_format;
  98         u16 adc_i2s_format;
  99 };
 100
 101 /* oxygen_lib.c */
 102
 103 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id, int midi,
 104                      const struct oxygen_model *model);
 105 void oxygen_pci_remove(struct pci_dev *pci);
 106
 107 /* oxygen_mixer.c */
 108
 109 int oxygen_mixer_init(struct oxygen *chip);
 110 void oxygen_update_dac_routing(struct oxygen *chip);
 111 void oxygen_update_spdif_source(struct oxygen *chip);
 112
 113 /* oxygen_pcm.c */
 114
 115 int oxygen_pcm_init(struct oxygen *chip);
 116
 117 /* oxygen_io.c */
 118
 119 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 120 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 121 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 122 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 123 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 124 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 125 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 126                           u8 value, u8 mask);
 127 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 128                            u16 value, u16 mask);
 129 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 130                            u32 value, u32 mask);
 131
 132 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 133                      unsigned int index);
 134 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 135                        unsigned int index, u16 data);
 136 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 137                               unsigned int index, u16 data, u16 mask);
 138
 139 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 140
 141 static inline void oxygen_set_bits8(struct oxygen *chip,
 142                                     unsigned int reg, u8 value)
 143 {
 144         oxygen_write8_masked(chip, reg, value, value);
 145 }
 146
 147 static inline void oxygen_set_bits16(struct oxygen *chip,
 148                                      unsigned int reg, u16 value)
 149 {
 150         oxygen_write16_masked(chip, reg, value, value);
 151 }
 152
 153 static inline void oxygen_set_bits32(struct oxygen *chip,
 154                                      unsigned int reg, u32 value)
 155 {
 156         oxygen_write32_masked(chip, reg, value, value);
 157 }
 158
 159 static inline void oxygen_clear_bits8(struct oxygen *chip,
 160                                       unsigned int reg, u8 value)
 161 {
 162         oxygen_write8_masked(chip, reg, 0, value);
 163 }
 164
 165 static inline void oxygen_clear_bits16(struct oxygen *chip,
 166                                        unsigned int reg, u16 value)
 167 {
 168         oxygen_write16_masked(chip, reg, 0, value);
 169 }
 170
 171 static inline void oxygen_clear_bits32(struct oxygen *chip,
 172                                        unsigned int reg, u32 value)
 173 {
 174         oxygen_write32_masked(chip, reg, 0, value);
 175 }
 176
 177 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 178                                         unsigned int index, u16 value)
 179 {
 180         oxygen_write_ac97_masked(chip, codec, index, value, value);
 181 }
 182
 183 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 184                                           unsigned int codec,
 185                                           unsigned int index, u16 value)
 186 {
 187         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 188 }
 189
 190 #endif