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	 568c59e722
			
		
	
	
		568c59e722
		
	
	
	
	
		
			
			Add a probe callback to the model structure so that model-specific drivers can refine their model detection before the card is initialized. Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
		
			
				
	
	
		
			221 lines
		
	
	
	
		
			6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			221 lines
		
	
	
	
		
			6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef OXYGEN_H_INCLUDED
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| #define OXYGEN_H_INCLUDED
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| 
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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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| 
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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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| 
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| #define OXYGEN_IO_SIZE	0x100
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| 
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| /* model-specific configuration of outputs/inputs */
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| #define PLAYBACK_0_TO_I2S	0x001
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| #define PLAYBACK_1_TO_SPDIF	0x004
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| #define PLAYBACK_2_TO_AC97_1	0x008
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| #define CAPTURE_0_FROM_I2S_1	0x010
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| #define CAPTURE_0_FROM_I2S_2	0x020
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| #define CAPTURE_1_FROM_SPDIF	0x080
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| #define CAPTURE_2_FROM_I2S_2	0x100
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| #define CAPTURE_2_FROM_AC97_1	0x200
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| 
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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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| 
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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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| 
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| struct pci_dev;
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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 oxygen;
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| 
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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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| 	struct module *owner;
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| 	int (*probe)(struct oxygen *chip, unsigned long driver_data);
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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 (*gpio_changed)(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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| 	const unsigned int *dac_tlv;
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| 	size_t model_data_size;
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| 	unsigned int pcm_dev_cfg;
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| 	u8 dac_channels;
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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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| 	u16 dac_i2s_format;
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| 	u16 adc_i2s_format;
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| };
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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 revision;
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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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| 	struct oxygen_model model;
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| };
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| 
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| /* oxygen_lib.c */
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| 
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| int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
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| 		     const struct oxygen_model *model,
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| 		     unsigned long driver_data);
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| void oxygen_pci_remove(struct pci_dev *pci);
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| #ifdef CONFIG_PM
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| int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
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| int oxygen_pci_resume(struct pci_dev *pci);
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| #endif
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| 
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| /* oxygen_mixer.c */
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| 
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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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| 
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| /* oxygen_pcm.c */
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| 
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| int oxygen_pcm_init(struct oxygen *chip);
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| 
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| /* oxygen_io.c */
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| #endif
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