| /* 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 |
| ) |
| ); |
| void oxygen_pci_remove(struct pci_dev *pci); |
| #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 |
