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;
  55
  56 struct oxygen_model {
  57         const char *shortname;
  58         const char *longname;
  59         const char *chip;
  60         struct module *owner;
  61         int (*probe)(struct oxygen *chip, unsigned long driver_data);
  62         void (*init)(struct oxygen *chip);
  63         int (*control_filter)(struct snd_kcontrol_new *template);
  64         int (*mixer_init)(struct oxygen *chip);
  65         void (*cleanup)(struct oxygen *chip);
  66         void (*suspend)(struct oxygen *chip);
  67         void (*resume)(struct oxygen *chip);
  68         void (*pcm_hardware_filter)(unsigned int channel,
  69                                     struct snd_pcm_hardware *hardware);
  70         void (*set_dac_params)(struct oxygen *chip,
  71                                struct snd_pcm_hw_params *params);
  72         void (*set_adc_params)(struct oxygen *chip,
  73                                struct snd_pcm_hw_params *params);
  74         void (*update_dac_volume)(struct oxygen *chip);
  75         void (*update_dac_mute)(struct oxygen *chip);
  76         void (*gpio_changed)(struct oxygen *chip);
  77         void (*ac97_switch)(struct oxygen *chip,
  78                             unsigned int reg, unsigned int mute);
  79         const unsigned int *dac_tlv;
  80         size_t model_data_size;
  81         unsigned int pcm_dev_cfg;
  82         u8 dac_channels;
  83         u8 dac_volume_min;
  84         u8 dac_volume_max;
  85         u8 misc_flags;
  86         u8 function_flags;
  87         u16 dac_i2s_format;
  88         u16 adc_i2s_format;
  89 };
  90
  91 struct oxygen {
  92         unsigned long addr;
  93         spinlock_t reg_lock;
  94         struct mutex mutex;
  95         struct snd_card *card;
  96         struct pci_dev *pci;
  97         struct snd_rawmidi *midi;
  98         int irq;
  99         void *model_data;
 100         unsigned int interrupt_mask;
 101         u8 dac_volume[8];
 102         u8 dac_mute;
 103         u8 pcm_active;
 104         u8 pcm_running;
 105         u8 dac_routing;
 106         u8 spdif_playback_enable;
 107         u8 revision;
 108         u8 has_ac97_0;
 109         u8 has_ac97_1;
 110         u32 spdif_bits;
 111         u32 spdif_pcm_bits;
 112         struct snd_pcm_substream *streams[PCM_COUNT];
 113         struct snd_kcontrol *controls[CONTROL_COUNT];
 114         struct work_struct spdif_input_bits_work;
 115         struct work_struct gpio_work;
 116         wait_queue_head_t ac97_waitqueue;
 117         union {
 118                 u8 _8[OXYGEN_IO_SIZE];
 119                 __le16 _16[OXYGEN_IO_SIZE / 2];
 120                 __le32 _32[OXYGEN_IO_SIZE / 4];
 121         } saved_registers;
 122         u16 saved_ac97_registers[2][0x40];
 123         struct oxygen_model model;
 124 };
 125
 126 /* oxygen_lib.c */
 127
 128 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 129                      const struct oxygen_model *model,
 130                      unsigned long driver_data);
 131 void oxygen_pci_remove(struct pci_dev *pci);
 132 #ifdef CONFIG_PM
 133 int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
 134 int oxygen_pci_resume(struct pci_dev *pci);
 135 #endif
 136
 137 /* oxygen_mixer.c */
 138
 139 int oxygen_mixer_init(struct oxygen *chip);
 140 void oxygen_update_dac_routing(struct oxygen *chip);
 141 void oxygen_update_spdif_source(struct oxygen *chip);
 142
 143 /* oxygen_pcm.c */
 144
 145 int oxygen_pcm_init(struct oxygen *chip);
 146
 147 /* oxygen_io.c */
 148
 149 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
 150 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
 151 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
 152 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
 153 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
 154 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
 155 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
 156                           u8 value, u8 mask);
 157 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
 158                            u16 value, u16 mask);
 159 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
 160                            u32 value, u32 mask);
 161
 162 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
 163                      unsigned int index);
 164 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
 165                        unsigned int index, u16 data);
 166 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
 167                               unsigned int index, u16 data, u16 mask);
 168
 169 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
 170 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
 171
 172 static inline void oxygen_set_bits8(struct oxygen *chip,
 173                                     unsigned int reg, u8 value)
 174 {
 175         oxygen_write8_masked(chip, reg, value, value);
 176 }
 177
 178 static inline void oxygen_set_bits16(struct oxygen *chip,
 179                                      unsigned int reg, u16 value)
 180 {
 181         oxygen_write16_masked(chip, reg, value, value);
 182 }
 183
 184 static inline void oxygen_set_bits32(struct oxygen *chip,
 185                                      unsigned int reg, u32 value)
 186 {
 187         oxygen_write32_masked(chip, reg, value, value);
 188 }
 189
 190 static inline void oxygen_clear_bits8(struct oxygen *chip,
 191                                       unsigned int reg, u8 value)
 192 {
 193         oxygen_write8_masked(chip, reg, 0, value);
 194 }
 195
 196 static inline void oxygen_clear_bits16(struct oxygen *chip,
 197                                        unsigned int reg, u16 value)
 198 {
 199         oxygen_write16_masked(chip, reg, 0, value);
 200 }
 201
 202 static inline void oxygen_clear_bits32(struct oxygen *chip,
 203                                        unsigned int reg, u32 value)
 204 {
 205         oxygen_write32_masked(chip, reg, 0, value);
 206 }
 207
 208 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
 209                                         unsigned int index, u16 value)
 210 {
 211         oxygen_write_ac97_masked(chip, codec, index, value, value);
 212 }
 213
 214 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
 215                                           unsigned int codec,
 216                                           unsigned int index, u16 value)
 217 {
 218         oxygen_write_ac97_masked(chip, codec, index, 0, value);
 219 }
 220
 221 #endif