Otherwise we may get compile warnings due to unused functions. Signed-off-by: Takashi Iwai <tiwai@suse.de>
		
			
				
	
	
		
			259 lines
		
	
	
	
		
			7.3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			259 lines
		
	
	
	
		
			7.3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef OXYGEN_H_INCLUDED
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#define OXYGEN_H_INCLUDED
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#include <linux/mutex.h>
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#include <linux/spinlock.h>
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#include <linux/wait.h>
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#include <linux/workqueue.h>
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#include "oxygen_regs.h"
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/* 1 << PCM_x == OXYGEN_CHANNEL_x */
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#define PCM_A		0
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#define PCM_B		1
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#define PCM_C		2
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#define PCM_SPDIF	3
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#define PCM_MULTICH	4
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#define PCM_AC97	5
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#define PCM_COUNT	6
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#define OXYGEN_MCLKS(f_single, f_double, f_quad) ((MCLK_##f_single << 0) | \
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						  (MCLK_##f_double << 2) | \
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						  (MCLK_##f_quad   << 4))
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#define OXYGEN_IO_SIZE	0x100
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#define OXYGEN_EEPROM_ID	0x434d	/* "CM" */
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/* model-specific configuration of outputs/inputs */
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#define PLAYBACK_0_TO_I2S	0x0001
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     /* PLAYBACK_0_TO_AC97_0		not implemented */
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#define PLAYBACK_1_TO_SPDIF	0x0004
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#define PLAYBACK_2_TO_AC97_1	0x0008
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#define CAPTURE_0_FROM_I2S_1	0x0010
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#define CAPTURE_0_FROM_I2S_2	0x0020
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     /* CAPTURE_0_FROM_AC97_0		not implemented */
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#define CAPTURE_1_FROM_SPDIF	0x0080
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#define CAPTURE_2_FROM_I2S_2	0x0100
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#define CAPTURE_2_FROM_AC97_1	0x0200
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     /* CAPTURE_3_FROM_I2S_3		not implemented */
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#define MIDI_OUTPUT		0x0800
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#define MIDI_INPUT		0x1000
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#define AC97_CD_INPUT		0x2000
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#define AC97_FMIC_SWITCH	0x4000
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enum {
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	CONTROL_SPDIF_PCM,
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	CONTROL_SPDIF_INPUT_BITS,
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	CONTROL_MIC_CAPTURE_SWITCH,
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	CONTROL_LINE_CAPTURE_SWITCH,
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	CONTROL_CD_CAPTURE_SWITCH,
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	CONTROL_AUX_CAPTURE_SWITCH,
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	CONTROL_COUNT
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};
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#define OXYGEN_PCI_SUBID(sv, sd) \
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	.vendor = PCI_VENDOR_ID_CMEDIA, \
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	.device = 0x8788, \
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	.subvendor = sv, \
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	.subdevice = sd
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#define BROKEN_EEPROM_DRIVER_DATA ((unsigned long)-1)
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#define OXYGEN_PCI_SUBID_BROKEN_EEPROM \
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	OXYGEN_PCI_SUBID(PCI_VENDOR_ID_CMEDIA, 0x8788), \
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	.driver_data = BROKEN_EEPROM_DRIVER_DATA
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struct pci_dev;
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struct pci_device_id;
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struct snd_card;
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struct snd_pcm_substream;
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struct snd_pcm_hardware;
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struct snd_pcm_hw_params;
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struct snd_kcontrol_new;
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struct snd_rawmidi;
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struct snd_info_buffer;
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struct oxygen;
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struct oxygen_model {
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	const char *shortname;
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	const char *longname;
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	const char *chip;
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	void (*init)(struct oxygen *chip);
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	int (*control_filter)(struct snd_kcontrol_new *template);
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	int (*mixer_init)(struct oxygen *chip);
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	void (*cleanup)(struct oxygen *chip);
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	void (*suspend)(struct oxygen *chip);
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	void (*resume)(struct oxygen *chip);
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	void (*pcm_hardware_filter)(unsigned int channel,
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				    struct snd_pcm_hardware *hardware);
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	void (*set_dac_params)(struct oxygen *chip,
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			       struct snd_pcm_hw_params *params);
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	void (*set_adc_params)(struct oxygen *chip,
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			       struct snd_pcm_hw_params *params);
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	void (*update_dac_volume)(struct oxygen *chip);
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	void (*update_dac_mute)(struct oxygen *chip);
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	void (*update_center_lfe_mix)(struct oxygen *chip, bool mixed);
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	unsigned int (*adjust_dac_routing)(struct oxygen *chip,
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					   unsigned int play_routing);
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	void (*gpio_changed)(struct oxygen *chip);
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	void (*uart_input)(struct oxygen *chip);
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	void (*ac97_switch)(struct oxygen *chip,
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			    unsigned int reg, unsigned int mute);
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	void (*dump_registers)(struct oxygen *chip,
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			       struct snd_info_buffer *buffer);
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	const unsigned int *dac_tlv;
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	size_t model_data_size;
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	unsigned int device_config;
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	u8 dac_channels_pcm;
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	u8 dac_channels_mixer;
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	u8 dac_volume_min;
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	u8 dac_volume_max;
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	u8 misc_flags;
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	u8 function_flags;
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	u8 dac_mclks;
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	u8 adc_mclks;
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	u16 dac_i2s_format;
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	u16 adc_i2s_format;
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};
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struct oxygen {
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	unsigned long addr;
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	spinlock_t reg_lock;
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	struct mutex mutex;
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	struct snd_card *card;
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	struct pci_dev *pci;
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	struct snd_rawmidi *midi;
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	int irq;
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	void *model_data;
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	unsigned int interrupt_mask;
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	u8 dac_volume[8];
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	u8 dac_mute;
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	u8 pcm_active;
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	u8 pcm_running;
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	u8 dac_routing;
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	u8 spdif_playback_enable;
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	u8 has_ac97_0;
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	u8 has_ac97_1;
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	u32 spdif_bits;
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	u32 spdif_pcm_bits;
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	struct snd_pcm_substream *streams[PCM_COUNT];
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	struct snd_kcontrol *controls[CONTROL_COUNT];
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	struct work_struct spdif_input_bits_work;
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	struct work_struct gpio_work;
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	wait_queue_head_t ac97_waitqueue;
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	union {
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		u8 _8[OXYGEN_IO_SIZE];
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		__le16 _16[OXYGEN_IO_SIZE / 2];
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		__le32 _32[OXYGEN_IO_SIZE / 4];
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	} saved_registers;
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	u16 saved_ac97_registers[2][0x40];
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	unsigned int uart_input_count;
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	u8 uart_input[32];
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	struct oxygen_model model;
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};
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/* oxygen_lib.c */
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int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
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		     struct module *owner,
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		     const struct pci_device_id *ids,
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		     int (*get_model)(struct oxygen *chip,
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				      const struct pci_device_id *id
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				     )
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		    );
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void oxygen_pci_remove(struct pci_dev *pci);
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#ifdef CONFIG_PM_SLEEP
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extern const struct dev_pm_ops oxygen_pci_pm;
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#endif
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void oxygen_pci_shutdown(struct pci_dev *pci);
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/* oxygen_mixer.c */
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int oxygen_mixer_init(struct oxygen *chip);
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void oxygen_update_dac_routing(struct oxygen *chip);
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void oxygen_update_spdif_source(struct oxygen *chip);
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/* oxygen_pcm.c */
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int oxygen_pcm_init(struct oxygen *chip);
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/* oxygen_io.c */
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u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
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u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
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u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
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void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
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void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
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void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
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void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
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			  u8 value, u8 mask);
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void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
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			   u16 value, u16 mask);
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void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
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			   u32 value, u32 mask);
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u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
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		     unsigned int index);
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void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
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		       unsigned int index, u16 data);
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void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
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			      unsigned int index, u16 data, u16 mask);
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void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
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void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
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void oxygen_reset_uart(struct oxygen *chip);
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void oxygen_write_uart(struct oxygen *chip, u8 data);
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u16 oxygen_read_eeprom(struct oxygen *chip, unsigned int index);
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void oxygen_write_eeprom(struct oxygen *chip, unsigned int index, u16 value);
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static inline void oxygen_set_bits8(struct oxygen *chip,
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				    unsigned int reg, u8 value)
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{
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	oxygen_write8_masked(chip, reg, value, value);
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}
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static inline void oxygen_set_bits16(struct oxygen *chip,
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				     unsigned int reg, u16 value)
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{
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	oxygen_write16_masked(chip, reg, value, value);
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}
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static inline void oxygen_set_bits32(struct oxygen *chip,
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				     unsigned int reg, u32 value)
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{
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	oxygen_write32_masked(chip, reg, value, value);
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}
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static inline void oxygen_clear_bits8(struct oxygen *chip,
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				      unsigned int reg, u8 value)
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{
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	oxygen_write8_masked(chip, reg, 0, value);
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}
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static inline void oxygen_clear_bits16(struct oxygen *chip,
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				       unsigned int reg, u16 value)
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{
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	oxygen_write16_masked(chip, reg, 0, value);
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}
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static inline void oxygen_clear_bits32(struct oxygen *chip,
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				       unsigned int reg, u32 value)
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{
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	oxygen_write32_masked(chip, reg, 0, value);
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}
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static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
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					unsigned int index, u16 value)
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{
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	oxygen_write_ac97_masked(chip, codec, index, value, value);
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}
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static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
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					  unsigned int codec,
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					  unsigned int index, u16 value)
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{
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	oxygen_write_ac97_masked(chip, codec, index, 0, value);
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}
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#endif
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