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root/sound/pci/oxygen/oxygen.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. oxygen_set_bits8
  2. oxygen_set_bits16
  3. oxygen_set_bits32
  4. oxygen_clear_bits8
  5. oxygen_clear_bits16
  6. oxygen_clear_bits32
  7. oxygen_ac97_set_bits
  8. oxygen_ac97_clear_bits

#ifndef OXYGEN_H_INCLUDED
#define OXYGEN_H_INCLUDED

#include <linux/mutex.h>
#include <linux/spinlock.h>
#include <linux/wait.h>
#include <linux/workqueue.h>
#include "oxygen_regs.h"

/* 1 << PCM_x == OXYGEN_CHANNEL_x */
#define PCM_A           0
#define PCM_B           1
#define PCM_C           2
#define PCM_SPDIF       3
#define PCM_MULTICH     4
#define PCM_AC97        5
#define PCM_COUNT       6

#define OXYGEN_IO_SIZE  0x100

/* model-specific configuration of outputs/inputs */
#define PLAYBACK_0_TO_I2S       0x0001
     /* PLAYBACK_0_TO_AC97_0            not implemented */
#define PLAYBACK_1_TO_SPDIF     0x0004
#define PLAYBACK_2_TO_AC97_1    0x0008
#define CAPTURE_0_FROM_I2S_1    0x0010
#define CAPTURE_0_FROM_I2S_2    0x0020
     /* CAPTURE_0_FROM_AC97_0           not implemented */
#define CAPTURE_1_FROM_SPDIF    0x0080
#define CAPTURE_2_FROM_I2S_2    0x0100
#define CAPTURE_2_FROM_AC97_1   0x0200
     /* CAPTURE_3_FROM_I2S_3            not implemented */
#define MIDI_OUTPUT             0x0800
#define MIDI_INPUT              0x1000

enum {
        CONTROL_SPDIF_PCM,
        CONTROL_SPDIF_INPUT_BITS,
        CONTROL_MIC_CAPTURE_SWITCH,
        CONTROL_LINE_CAPTURE_SWITCH,
        CONTROL_CD_CAPTURE_SWITCH,
        CONTROL_AUX_CAPTURE_SWITCH,
        CONTROL_COUNT
};

#define OXYGEN_PCI_SUBID(sv, sd) \
        .vendor = PCI_VENDOR_ID_CMEDIA, \
        .device = 0x8788, \
        .subvendor = sv, \
        .subdevice = sd

struct pci_dev;
struct snd_card;
struct snd_pcm_substream;
struct snd_pcm_hardware;
struct snd_pcm_hw_params;
struct snd_kcontrol_new;
struct snd_rawmidi;
struct oxygen;

struct oxygen_model {
        const char *shortname;
        const char *longname;
        const char *chip;
        struct module *owner;
        int (*probe)(struct oxygen *chip, unsigned long driver_data);
        void (*init)(struct oxygen *chip);
        int (*control_filter)(struct snd_kcontrol_new *template);
        int (*mixer_init)(struct oxygen *chip);
        void (*cleanup)(struct oxygen *chip);
        void (*suspend)(struct oxygen *chip);
        void (*resume)(struct oxygen *chip);
        void (*pcm_hardware_filter)(unsigned int channel,
                                    struct snd_pcm_hardware *hardware);
        void (*set_dac_params)(struct oxygen *chip,
                               struct snd_pcm_hw_params *params);
        void (*set_adc_params)(struct oxygen *chip,
                               struct snd_pcm_hw_params *params);
        void (*update_dac_volume)(struct oxygen *chip);
        void (*update_dac_mute)(struct oxygen *chip);
        void (*gpio_changed)(struct oxygen *chip);
        void (*uart_input)(struct oxygen *chip);
        void (*ac97_switch)(struct oxygen *chip,
                            unsigned int reg, unsigned int mute);
        const unsigned int *dac_tlv;
        size_t model_data_size;
        unsigned int device_config;
        u8 dac_channels;
        u8 dac_volume_min;
        u8 dac_volume_max;
        u8 misc_flags;
        u8 function_flags;
        u16 dac_i2s_format;
        u16 adc_i2s_format;
};

struct oxygen {
        unsigned long addr;
        spinlock_t reg_lock;
        struct mutex mutex;
        struct snd_card *card;
        struct pci_dev *pci;
        struct snd_rawmidi *midi;
        int irq;
        void *model_data;
        unsigned int interrupt_mask;
        u8 dac_volume[8];
        u8 dac_mute;
        u8 pcm_active;
        u8 pcm_running;
        u8 dac_routing;
        u8 spdif_playback_enable;
        u8 revision;
        u8 has_ac97_0;
        u8 has_ac97_1;
        u32 spdif_bits;
        u32 spdif_pcm_bits;
        struct snd_pcm_substream *streams[PCM_COUNT];
        struct snd_kcontrol *controls[CONTROL_COUNT];
        struct work_struct spdif_input_bits_work;
        struct work_struct gpio_work;
        wait_queue_head_t ac97_waitqueue;
        union {
                u8 _8[OXYGEN_IO_SIZE];
                __le16 _16[OXYGEN_IO_SIZE / 2];
                __le32 _32[OXYGEN_IO_SIZE / 4];
        } saved_registers;
        u16 saved_ac97_registers[2][0x40];
        unsigned int uart_input_count;
        u8 uart_input[32];
        struct oxygen_model model;
};

/* oxygen_lib.c */

int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
                     const struct oxygen_model *model,
                     unsigned long driver_data);
void oxygen_pci_remove(struct pci_dev *pci);
#ifdef CONFIG_PM
int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
int oxygen_pci_resume(struct pci_dev *pci);
#endif

/* oxygen_mixer.c */

int oxygen_mixer_init(struct oxygen *chip);
void oxygen_update_dac_routing(struct oxygen *chip);
void oxygen_update_spdif_source(struct oxygen *chip);

/* oxygen_pcm.c */

int oxygen_pcm_init(struct oxygen *chip);

/* oxygen_io.c */

u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
                          u8 value, u8 mask);
void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
                           u16 value, u16 mask);
void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
                           u32 value, u32 mask);

u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
                     unsigned int index);
void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
                       unsigned int index, u16 data);
void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
                              unsigned int index, u16 data, u16 mask);

void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);

void oxygen_reset_uart(struct oxygen *chip);
void oxygen_write_uart(struct oxygen *chip, u8 data);

static inline void oxygen_set_bits8(struct oxygen *chip,
                                    unsigned int reg, u8 value)
{
        oxygen_write8_masked(chip, reg, value, value);
}

static inline void oxygen_set_bits16(struct oxygen *chip,
                                     unsigned int reg, u16 value)
{
        oxygen_write16_masked(chip, reg, value, value);
}

static inline void oxygen_set_bits32(struct oxygen *chip,
                                     unsigned int reg, u32 value)
{
        oxygen_write32_masked(chip, reg, value, value);
}

static inline void oxygen_clear_bits8(struct oxygen *chip,
                                      unsigned int reg, u8 value)
{
        oxygen_write8_masked(chip, reg, 0, value);
}

static inline void oxygen_clear_bits16(struct oxygen *chip,
                                       unsigned int reg, u16 value)
{
        oxygen_write16_masked(chip, reg, 0, value);
}

static inline void oxygen_clear_bits32(struct oxygen *chip,
                                       unsigned int reg, u32 value)
{
        oxygen_write32_masked(chip, reg, 0, value);
}

static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
                                        unsigned int index, u16 value)
{
        oxygen_write_ac97_masked(chip, codec, index, value, value);
}

static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
                                          unsigned int codec,
                                          unsigned int index, u16 value)
{
        oxygen_write_ac97_masked(chip, codec, index, 0, value);
}

#endif

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