--- /dev/null
+#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
Code Review / kvmfornfv.git / blobdiff