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 #define OXYGEN_EEPROM_ID        0x434d  /* "CM" */
  22
  23 /* model-specific configuration of outputs/inputs */
  24 #define PLAYBACK_0_TO_I2S       0x0001
  25      /* PLAYBACK_0_TO_AC97_0            not implemented */
  26 #define PLAYBACK_1_TO_SPDIF     0x0004
  27 #define PLAYBACK_2_TO_AC97_1    0x0008
  28 #define CAPTURE_0_FROM_I2S_1    0x0010
  29 #define CAPTURE_0_FROM_I2S_2    0x0020
  30      /* CAPTURE_0_FROM_AC97_0           not implemented */
  31 #define CAPTURE_1_FROM_SPDIF    0x0080
  32 #define CAPTURE_2_FROM_I2S_2    0x0100
  33 #define CAPTURE_2_FROM_AC97_1   0x0200
  34      /* CAPTURE_3_FROM_I2S_3            not implemented */
  35 #define MIDI_OUTPUT             0x0800
  36 #define MIDI_INPUT              0x1000
  37 #define AC97_CD_INPUT           0x2000
  38 #define AC97_FMIC_SWITCH        0x4000
  39
  40 enum {
  41         CONTROL_SPDIF_PCM,
  42         CONTROL_SPDIF_INPUT_BITS,
  43         CONTROL_MIC_CAPTURE_SWITCH,
  44         CONTROL_LINE_CAPTURE_SWITCH,
  45         CONTROL_CD_CAPTURE_SWITCH,
  46         CONTROL_AUX_CAPTURE_SWITCH,
  47         CONTROL_COUNT
  48 };
  49
  50 #define OXYGEN_PCI_SUBID(sv, sd) \
  51         .vendor = PCI_VENDOR_ID_CMEDIA, \
  52         .device = 0x8788, \
  53         .subvendor = sv, \
  54         .subdevice = sd
  55
  56 #define BROKEN_EEPROM_DRIVER_DATA ((unsigned long)-1)
  57 #define OXYGEN_PCI_SUBID_BROKEN_EEPROM \
  58         OXYGEN_PCI_SUBID(PCI_VENDOR_ID_CMEDIA, 0x8788), \
  59         .driver_data = BROKEN_EEPROM_DRIVER_DATA
  60
  61 struct pci_dev;
  62 struct pci_device_id;
  63 struct snd_card;
  64 struct snd_pcm_substream;
  65 struct snd_pcm_hardware;
  66 struct snd_pcm_hw_params;
  67 struct snd_kcontrol_new;
  68 struct snd_rawmidi;
  69 struct snd_info_buffer;
  70 struct oxygen;
  71
  72 struct oxygen_model {
  73         const char *shortname;
  74         const char *longname;
  75         const char *chip;
  76         void (*init)(struct oxygen *chip);
  77         int (*control_filter)(struct snd_kcontrol_new *template);
  78         int (*mixer_init)(struct oxygen *chip);
  79         void (*cleanup)(struct oxygen *chip);
  80         void (*suspend)(struct oxygen *chip);
  81         void (*resume)(struct oxygen *chip);
  82         void (*pcm_hardware_filter)(unsigned int channel,
  83                                     struct snd_pcm_hardware *hardware);
  84         unsigned int (*get_i2s_mclk)(struct oxygen *chip, unsigned int channel,
  85                                      struct snd_pcm_hw_params *hw_params);
  86         void (*set_dac_params)(struct oxygen *chip,
  87                                struct snd_pcm_hw_params *params);
  88         void (*set_adc_params)(struct oxygen *chip,
  89                                struct snd_pcm_hw_params *params);
  90         void (*update_dac_volume)(struct oxygen *chip);
  91         void (*update_dac_mute)(struct oxygen *chip);
  92         void (*update_center_lfe_mix)(struct oxygen *chip, bool mixed);
  93         void (*gpio_changed)(struct oxygen *chip);
  94         void (*uart_input)(struct oxygen *chip);
  95         void (*ac97_switch)(struct oxygen *chip,
  96                             unsigned int reg, unsigned int mute);
  97         void (*dump_registers)(struct oxygen *chip,
  98                                struct snd_info_buffer *buffer);
  99         const unsigned int *dac_tlv;
 100         unsigned long private_data;
 101         size_t model_data_size;
 102         unsigned int device_config;
 103         u8 dac_channels_pcm;
 104         u8 dac_channels_mixer;
 105         u8 dac_volume_min;
 106         u8 dac_volume_max;
 107         u8 misc_flags;
 108         u8 function_flags;
 109         u16 dac_i2s_format;
 110         u16 adc_i2s_format;
 111 };
 112
 113 struct oxygen {
 114         unsigned long addr;
 115         spinlock_t reg_lock;
 116         struct mutex mutex;
 117         struct snd_card *card;
 118         struct pci_dev *pci;
 119         struct snd_rawmidi *midi;
 120         int irq;
 121         void *model_data;
 122         unsigned int interrupt_mask;
 123         u8 dac_volume[8];
 124         u8 dac_mute;
 125         u8 pcm_active;
 126         u8 pcm_running;
 127         u8 dac_routing;
 128         u8 spdif_playback_enable;
 129         u8 revision;
 130         u8 has_ac97_0;
 131         u8 has_ac97_1;
 132         u32 spdif_bits;
 133         u32 spdif_pcm_bits;
 134         struct snd_pcm_substream *streams[PCM_COUNT];
 135         struct snd_kcontrol *controls[CONTROL_COUNT];
 136         struct work_struct spdif_input_bits_work;
 137         struct work_struct gpio_work;
 138         wait_queue_head_t ac97_waitqueue;
 139         union {
 140                 u8 _8[OXYGEN_IO_SIZE];
 141                 __le16 _16[OXYGEN_IO_SIZE / 2];
 142                 __le32 _32[OXYGEN_IO_SIZE / 4];
 143         } saved_registers;
 144         u16 saved_ac97_registers[2][0x40];
 145         unsigned int uart_input_count;
 146         u8 uart_input[32];
 147         struct oxygen_model model;
 148 };
 149
 150 /* oxygen_lib.c */
 151
 152 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 153                      struct module *owner,
 154                      const struct pci_device_id *ids,
 155                      int (*get_model)(struct oxygen *chip,
 156                                       const struct pci_device_id *id
 157                                      )
 158                     );
 159 void oxygen_pci_remove(struct pci_dev *pci);
 160 #ifdef CONFIG_PM
 161 int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
 162 int oxygen_pci_resume(struct pci_dev *pci);
 163 #endif
 164 void oxygen_pci_shutdown(struct pci_dev *pci);
 165
 166 /* oxygen_mixer.c */
 167
 168 int oxygen_mixer_init(struct oxygen *chip);
 169 void oxygen_update_dac_routing(struct oxygen *chip);
 170 void oxygen_update_spdif_source(struct oxygen *chip);
 171
 172 /* oxygen_pcm.c */
 173
 174 int oxygen_pcm_init(struct oxygen *chip);
 175 unsigned int oxygen_default_i2s_mclk(struct oxygen *chip, unsigned int channel,
 176                                      struct snd_pcm_hw_params *hw_params);
 177
 178 /* oxygen_io.c */
 179
 180 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 181 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 182 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 183 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 184 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 185 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 186 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 187                           u8 value, u8 mask);
 188 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 189                            u16 value, u16 mask);
 190 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 191                            u32 value, u32 mask);
 192
 193 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 194                      unsigned int index);
 195 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 196                        unsigned int index, u16 data);
 197 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 198                               unsigned int index, u16 data, u16 mask);
 199
 200 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 201 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
 202
 203 void oxygen_reset_uart(struct oxygen *chip);
 204 void oxygen_write_uart(struct oxygen *chip, u8 data);
 205
 206 u16 oxygen_read_eeprom(struct oxygen *chip, unsigned int index);
 207 void oxygen_write_eeprom(struct oxygen *chip, unsigned int index, u16 value);
 208
 209 static inline void oxygen_set_bits8(struct oxygen *chip,
 210                                     unsigned int reg, u8 value)
 211 {
 212         oxygen_write8_masked(chip, reg, value, value);
 213 }
 214
 215 static inline void oxygen_set_bits16(struct oxygen *chip,
 216                                      unsigned int reg, u16 value)
 217 {
 218         oxygen_write16_masked(chip, reg, value, value);
 219 }
 220
 221 static inline void oxygen_set_bits32(struct oxygen *chip,
 222                                      unsigned int reg, u32 value)
 223 {
 224         oxygen_write32_masked(chip, reg, value, value);
 225 }
 226
 227 static inline void oxygen_clear_bits8(struct oxygen *chip,
 228                                       unsigned int reg, u8 value)
 229 {
 230         oxygen_write8_masked(chip, reg, 0, value);
 231 }
 232
 233 static inline void oxygen_clear_bits16(struct oxygen *chip,
 234                                        unsigned int reg, u16 value)
 235 {
 236         oxygen_write16_masked(chip, reg, 0, value);
 237 }
 238
 239 static inline void oxygen_clear_bits32(struct oxygen *chip,
 240                                        unsigned int reg, u32 value)
 241 {
 242         oxygen_write32_masked(chip, reg, 0, value);
 243 }
 244
 245 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 246                                         unsigned int index, u16 value)
 247 {
 248         oxygen_write_ac97_masked(chip, codec, index, value, value);
 249 }
 250
 251 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 252                                           unsigned int codec,
 253                                           unsigned int index, u16 value)
 254 {
 255         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 256 }
 257
 258 #endif