diff options
Diffstat (limited to 'sound/pci/oxygen/oxygen.h')
| -rw-r--r-- | sound/pci/oxygen/oxygen.h | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/sound/pci/oxygen/oxygen.h b/sound/pci/oxygen/oxygen.h new file mode 100644 index 000000000..0cae64070 --- /dev/null +++ b/sound/pci/oxygen/oxygen.h @@ -0,0 +1,259 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#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_MCLKS(f_single, f_double, f_quad) ((MCLK_##f_single << 0) | \ + (MCLK_##f_double << 2) | \ + (MCLK_##f_quad << 4)) + +#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 +#define CAPTURE_3_FROM_I2S_3 0x0400 +#define MIDI_OUTPUT 0x0800 +#define MIDI_INPUT 0x1000 +#define AC97_CD_INPUT 0x2000 +#define AC97_FMIC_SWITCH 0x4000 + +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 snd_info_buffer; +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); + 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); + unsigned int (*adjust_dac_routing)(struct oxygen *chip, + unsigned int play_routing); + void (*gpio_changed)(struct oxygen *chip); + void (*uart_input)(struct oxygen *chip); + void (*ac97_switch)(struct oxygen *chip, + unsigned int reg, unsigned int mute); + void (*dump_registers)(struct oxygen *chip, + struct snd_info_buffer *buffer); + const unsigned int *dac_tlv; + size_t model_data_size; + unsigned int device_config; + u8 dac_channels_pcm; + u8 dac_channels_mixer; + u8 dac_volume_min; + u8 dac_volume_max; + u8 misc_flags; + u8 function_flags; + u8 dac_mclks; + u8 adc_mclks; + 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 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 + ) + ); +#ifdef CONFIG_PM_SLEEP +extern const struct dev_pm_ops oxygen_pci_pm; +#endif +void oxygen_pci_shutdown(struct pci_dev *pci); + +/* 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); + +int 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 |