#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 #define OXYGEN_EEPROM_ID 0x434d /* "CM" */ /* 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 #define BROKEN_EEPROM_DRIVER_DATA ((unsigned long)-1) #define OXYGEN_PCI_SUBID_BROKEN_EEPROM \ OXYGEN_PCI_SUBID(PCI_VENDOR_ID_CMEDIA, 0x8788), \ .driver_data = BROKEN_EEPROM_DRIVER_DATA struct pci_dev; struct pci_device_id; 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; 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); unsigned int (*get_i2s_mclk)(struct oxygen *chip, unsigned int channel, struct snd_pcm_hw_params *hw_params); 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 (*update_center_lfe_mix)(struct oxygen *chip, bool mixed); 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; unsigned long private_data; 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, struct module *owner, const struct pci_device_id *ids, int (*get_model)(struct oxygen *chip, const struct pci_device_id *id ) ); 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); unsigned int oxygen_default_i2s_mclk(struct oxygen *chip, unsigned int channel, struct snd_pcm_hw_params *hw_params); /* 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); u16 oxygen_read_eeprom(struct oxygen *chip, unsigned int index); void oxygen_write_eeprom(struct oxygen *chip, unsigned int index, u16 value); 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