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       0x001
  23 #define PLAYBACK_1_TO_SPDIF     0x004
  24 #define PLAYBACK_2_TO_AC97_1    0x008
  25 #define CAPTURE_0_FROM_I2S_1    0x010
  26 #define CAPTURE_0_FROM_I2S_2    0x020
  27 #define CAPTURE_1_FROM_SPDIF    0x080
  28 #define CAPTURE_2_FROM_I2S_2    0x100
  29 #define CAPTURE_2_FROM_AC97_1   0x200
  30
  31 enum {
  32         CONTROL_SPDIF_PCM,
  33         CONTROL_SPDIF_INPUT_BITS,
  34         CONTROL_MIC_CAPTURE_SWITCH,
  35         CONTROL_LINE_CAPTURE_SWITCH,
  36         CONTROL_CD_CAPTURE_SWITCH,
  37         CONTROL_AUX_CAPTURE_SWITCH,
  38         CONTROL_COUNT
  39 };
  40
  41 #define OXYGEN_PCI_SUBID(sv, sd) \
  42         .vendor = PCI_VENDOR_ID_CMEDIA, \
  43         .device = 0x8788, \
  44         .subvendor = sv, \
  45         .subdevice = sd
  46
  47 struct pci_dev;
  48 struct snd_card;
  49 struct snd_pcm_substream;
  50 struct snd_pcm_hardware;
  51 struct snd_pcm_hw_params;
  52 struct snd_kcontrol_new;
  53 struct snd_rawmidi;
  54 struct oxygen_model;
  55
  56 struct oxygen {
  57         unsigned long addr;
  58         spinlock_t reg_lock;
  59         struct mutex mutex;
  60         struct snd_card *card;
  61         struct pci_dev *pci;
  62         struct snd_rawmidi *midi;
  63         int irq;
  64         const struct oxygen_model *model;
  65         void *model_data;
  66         unsigned int interrupt_mask;
  67         u8 dac_volume[8];
  68         u8 dac_mute;
  69         u8 pcm_active;
  70         u8 pcm_running;
  71         u8 dac_routing;
  72         u8 spdif_playback_enable;
  73         u8 revision;
  74         u8 has_ac97_0;
  75         u8 has_ac97_1;
  76         u32 spdif_bits;
  77         u32 spdif_pcm_bits;
  78         struct snd_pcm_substream *streams[PCM_COUNT];
  79         struct snd_kcontrol *controls[CONTROL_COUNT];
  80         struct work_struct spdif_input_bits_work;
  81         struct work_struct gpio_work;
  82         wait_queue_head_t ac97_waitqueue;
  83         union {
  84                 u8 _8[OXYGEN_IO_SIZE];
  85                 __le16 _16[OXYGEN_IO_SIZE / 2];
  86                 __le32 _32[OXYGEN_IO_SIZE / 4];
  87         } saved_registers;
  88         u16 saved_ac97_registers[2][0x40];
  89 };
  90
  91 struct oxygen_model {
  92         const char *shortname;
  93         const char *longname;
  94         const char *chip;
  95         struct module *owner;
  96         void (*init)(struct oxygen *chip);
  97         int (*control_filter)(struct snd_kcontrol_new *template);
  98         int (*mixer_init)(struct oxygen *chip);
  99         void (*cleanup)(struct oxygen *chip);
 100         void (*suspend)(struct oxygen *chip);
 101         void (*resume)(struct oxygen *chip);
 102         void (*pcm_hardware_filter)(unsigned int channel,
 103                                     struct snd_pcm_hardware *hardware);
 104         void (*set_dac_params)(struct oxygen *chip,
 105                                struct snd_pcm_hw_params *params);
 106         void (*set_adc_params)(struct oxygen *chip,
 107                                struct snd_pcm_hw_params *params);
 108         void (*update_dac_volume)(struct oxygen *chip);
 109         void (*update_dac_mute)(struct oxygen *chip);
 110         void (*gpio_changed)(struct oxygen *chip);
 111         void (*ac97_switch)(struct oxygen *chip,
 112                             unsigned int reg, unsigned int mute);
 113         const unsigned int *dac_tlv;
 114         size_t model_data_size;
 115         unsigned int pcm_dev_cfg;
 116         u8 dac_channels;
 117         u8 dac_volume_min;
 118         u8 dac_volume_max;
 119         u8 misc_flags;
 120         u8 function_flags;
 121         u16 dac_i2s_format;
 122         u16 adc_i2s_format;
 123 };
 124
 125 /* oxygen_lib.c */
 126
 127 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 128                      const struct oxygen_model *model);
 129 void oxygen_pci_remove(struct pci_dev *pci);
 130 #ifdef CONFIG_PM
 131 int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
 132 int oxygen_pci_resume(struct pci_dev *pci);
 133 #endif
 134
 135 /* oxygen_mixer.c */
 136
 137 int oxygen_mixer_init(struct oxygen *chip);
 138 void oxygen_update_dac_routing(struct oxygen *chip);
 139 void oxygen_update_spdif_source(struct oxygen *chip);
 140
 141 /* oxygen_pcm.c */
 142
 143 int oxygen_pcm_init(struct oxygen *chip);
 144
 145 /* oxygen_io.c */
 146
 147 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 148 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 149 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 150 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 151 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 152 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 153 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 154                           u8 value, u8 mask);
 155 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 156                            u16 value, u16 mask);
 157 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 158                            u32 value, u32 mask);
 159
 160 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 161                      unsigned int index);
 162 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 163                        unsigned int index, u16 data);
 164 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 165                               unsigned int index, u16 data, u16 mask);
 166
 167 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 168 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
 169
 170 static inline void oxygen_set_bits8(struct oxygen *chip,
 171                                     unsigned int reg, u8 value)
 172 {
 173         oxygen_write8_masked(chip, reg, value, value);
 174 }
 175
 176 static inline void oxygen_set_bits16(struct oxygen *chip,
 177                                      unsigned int reg, u16 value)
 178 {
 179         oxygen_write16_masked(chip, reg, value, value);
 180 }
 181
 182 static inline void oxygen_set_bits32(struct oxygen *chip,
 183                                      unsigned int reg, u32 value)
 184 {
 185         oxygen_write32_masked(chip, reg, value, value);
 186 }
 187
 188 static inline void oxygen_clear_bits8(struct oxygen *chip,
 189                                       unsigned int reg, u8 value)
 190 {
 191         oxygen_write8_masked(chip, reg, 0, value);
 192 }
 193
 194 static inline void oxygen_clear_bits16(struct oxygen *chip,
 195                                        unsigned int reg, u16 value)
 196 {
 197         oxygen_write16_masked(chip, reg, 0, value);
 198 }
 199
 200 static inline void oxygen_clear_bits32(struct oxygen *chip,
 201                                        unsigned int reg, u32 value)
 202 {
 203         oxygen_write32_masked(chip, reg, 0, value);
 204 }
 205
 206 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 207                                         unsigned int index, u16 value)
 208 {
 209         oxygen_write_ac97_masked(chip, codec, index, value, value);
 210 }
 211
 212 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 213                                           unsigned int codec,
 214                                           unsigned int index, u16 value)
 215 {
 216         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 217 }
 218
 219 #endif