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1/* SPDX-License-Identifier: GPL-2.0-or-later */2#ifndef __SOUND_ICE1712_H3#define __SOUND_ICE1712_H4 5/*6 *   ALSA driver for ICEnsemble ICE1712 (Envy24)7 *8 *	Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>9 */10 11#include <linux/io.h>12#include <sound/control.h>13#include <sound/ac97_codec.h>14#include <sound/rawmidi.h>15#include <sound/i2c.h>16#include <sound/ak4xxx-adda.h>17#include <sound/ak4114.h>18#include <sound/pt2258.h>19#include <sound/pcm.h>20#include <sound/mpu401.h>21 22 23/*24 *  Direct registers25 */26 27#define ICEREG(ice, x) ((ice)->port + ICE1712_REG_##x)28 29#define ICE1712_REG_CONTROL		0x00	/* byte */30#define   ICE1712_RESET			0x80	/* soft reset whole chip */31#define   ICE1712_SERR_ASSERT_DS_DMA	0x40    /* disabled SERR# assertion for the DS DMA Ch-C irq otherwise enabled */32#define   ICE1712_DOS_VOL		0x10    /* DOS WT/FM volume control */33#define   ICE1712_SERR_LEVEL		0x08	/* SERR# level otherwise edge */34#define   ICE1712_SERR_ASSERT_SB	0x02	/* disabled SERR# assertion for SB irq otherwise enabled */35#define   ICE1712_NATIVE		0x01	/* native mode otherwise SB */36#define ICE1712_REG_IRQMASK		0x01	/* byte */37#define   ICE1712_IRQ_MPU1		0x80	/* MIDI irq mask */38#define   ICE1712_IRQ_TIMER		0x40	/* Timer mask */39#define   ICE1712_IRQ_MPU2		0x20	/* Secondary MIDI irq mask */40#define   ICE1712_IRQ_PROPCM		0x10	/* professional multi-track */41#define   ICE1712_IRQ_FM		0x08	/* FM/MIDI - legacy */42#define   ICE1712_IRQ_PBKDS		0x04	/* playback DS channels */43#define   ICE1712_IRQ_CONCAP		0x02	/* consumer capture */44#define   ICE1712_IRQ_CONPBK		0x01	/* consumer playback */45#define ICE1712_REG_IRQSTAT		0x02	/* byte */46/* look to ICE1712_IRQ_* */47#define ICE1712_REG_INDEX		0x03	/* byte - indirect CCIxx regs */48#define ICE1712_REG_DATA		0x04	/* byte - indirect CCIxx regs */49#define ICE1712_REG_NMI_STAT1		0x05	/* byte */50#define ICE1712_REG_NMI_DATA		0x06	/* byte */51#define ICE1712_REG_NMI_INDEX		0x07	/* byte */52#define ICE1712_REG_AC97_INDEX		0x08	/* byte */53#define ICE1712_REG_AC97_CMD		0x09	/* byte */54#define   ICE1712_AC97_COLD		0x80	/* cold reset */55#define   ICE1712_AC97_WARM		0x40	/* warm reset */56#define   ICE1712_AC97_WRITE		0x20	/* W: write, R: write in progress */57#define   ICE1712_AC97_READ		0x10	/* W: read, R: read in progress */58#define   ICE1712_AC97_READY		0x08	/* codec ready status bit */59#define   ICE1712_AC97_PBK_VSR		0x02	/* playback VSR */60#define   ICE1712_AC97_CAP_VSR		0x01	/* capture VSR */61#define ICE1712_REG_AC97_DATA		0x0a	/* word (little endian) */62#define ICE1712_REG_MPU1_CTRL		0x0c	/* byte */63#define ICE1712_REG_MPU1_DATA		0x0d	/* byte */64#define ICE1712_REG_I2C_DEV_ADDR	0x10	/* byte */65#define   ICE1712_I2C_WRITE		0x01	/* write direction */66#define ICE1712_REG_I2C_BYTE_ADDR	0x11	/* byte */67#define ICE1712_REG_I2C_DATA		0x12	/* byte */68#define ICE1712_REG_I2C_CTRL		0x13	/* byte */69#define   ICE1712_I2C_EEPROM		0x80	/* EEPROM exists */70#define   ICE1712_I2C_BUSY		0x01	/* busy bit */71#define ICE1712_REG_CONCAP_ADDR		0x14	/* dword - consumer capture */72#define ICE1712_REG_CONCAP_COUNT	0x18	/* word - current/base count */73#define ICE1712_REG_SERR_SHADOW		0x1b	/* byte */74#define ICE1712_REG_MPU2_CTRL		0x1c	/* byte */75#define ICE1712_REG_MPU2_DATA		0x1d	/* byte */76#define ICE1712_REG_TIMER		0x1e	/* word */77 78/*79 *  Indirect registers80 */81 82#define ICE1712_IREG_PBK_COUNT_LO	0x0083#define ICE1712_IREG_PBK_COUNT_HI	0x0184#define ICE1712_IREG_PBK_CTRL		0x0285#define ICE1712_IREG_PBK_LEFT		0x03	/* left volume */86#define ICE1712_IREG_PBK_RIGHT		0x04	/* right volume */87#define ICE1712_IREG_PBK_SOFT		0x05	/* soft volume */88#define ICE1712_IREG_PBK_RATE_LO	0x0689#define ICE1712_IREG_PBK_RATE_MID	0x0790#define ICE1712_IREG_PBK_RATE_HI	0x0891#define ICE1712_IREG_CAP_COUNT_LO	0x1092#define ICE1712_IREG_CAP_COUNT_HI	0x1193#define ICE1712_IREG_CAP_CTRL		0x1294#define ICE1712_IREG_GPIO_DATA		0x2095#define ICE1712_IREG_GPIO_WRITE_MASK	0x2196#define ICE1712_IREG_GPIO_DIRECTION	0x2297#define ICE1712_IREG_CONSUMER_POWERDOWN	0x3098#define ICE1712_IREG_PRO_POWERDOWN	0x3199 100/*101 *  Consumer section direct DMA registers102 */103 104#define ICEDS(ice, x) ((ice)->dmapath_port + ICE1712_DS_##x)105 106#define ICE1712_DS_INTMASK		0x00	/* word - interrupt mask */107#define ICE1712_DS_INTSTAT		0x02	/* word - interrupt status */108#define ICE1712_DS_DATA			0x04	/* dword - channel data */109#define ICE1712_DS_INDEX		0x08	/* dword - channel index */110 111/*112 *  Consumer section channel registers113 */114 115#define ICE1712_DSC_ADDR0		0x00	/* dword - base address 0 */116#define ICE1712_DSC_COUNT0		0x01	/* word - count 0 */117#define ICE1712_DSC_ADDR1		0x02	/* dword - base address 1 */118#define ICE1712_DSC_COUNT1		0x03	/* word - count 1 */119#define ICE1712_DSC_CONTROL		0x04	/* byte - control & status */120#define   ICE1712_BUFFER1		0x80	/* buffer1 is active */121#define   ICE1712_BUFFER1_AUTO		0x40	/* buffer1 auto init */122#define   ICE1712_BUFFER0_AUTO		0x20	/* buffer0 auto init */123#define   ICE1712_FLUSH			0x10	/* flush FIFO */124#define   ICE1712_STEREO		0x08	/* stereo */125#define   ICE1712_16BIT			0x04	/* 16-bit data */126#define   ICE1712_PAUSE			0x02	/* pause */127#define   ICE1712_START			0x01	/* start */128#define ICE1712_DSC_RATE		0x05	/* dword - rate */129#define ICE1712_DSC_VOLUME		0x06	/* word - volume control */130 131/*132 *  Professional multi-track direct control registers133 */134 135#define ICEMT(ice, x) ((ice)->profi_port + ICE1712_MT_##x)136 137#define ICE1712_MT_IRQ			0x00	/* byte - interrupt mask */138#define   ICE1712_MULTI_CAPTURE		0x80	/* capture IRQ */139#define   ICE1712_MULTI_PLAYBACK	0x40	/* playback IRQ */140#define   ICE1712_MULTI_CAPSTATUS	0x02	/* capture IRQ status */141#define   ICE1712_MULTI_PBKSTATUS	0x01	/* playback IRQ status */142#define ICE1712_MT_RATE			0x01	/* byte - sampling rate select */143#define   ICE1712_SPDIF_MASTER		0x10	/* S/PDIF input is master clock */144#define ICE1712_MT_I2S_FORMAT		0x02	/* byte - I2S data format */145#define ICE1712_MT_AC97_INDEX		0x04	/* byte - AC'97 index */146#define ICE1712_MT_AC97_CMD		0x05	/* byte - AC'97 command & status */147/* look to ICE1712_AC97_* */148#define ICE1712_MT_AC97_DATA		0x06	/* word - AC'97 data */149#define ICE1712_MT_PLAYBACK_ADDR	0x10	/* dword - playback address */150#define ICE1712_MT_PLAYBACK_SIZE	0x14	/* word - playback size */151#define ICE1712_MT_PLAYBACK_COUNT	0x16	/* word - playback count */152#define ICE1712_MT_PLAYBACK_CONTROL	0x18	/* byte - control */153#define   ICE1712_CAPTURE_START_SHADOW	0x04	/* capture start */154#define   ICE1712_PLAYBACK_PAUSE	0x02	/* playback pause */155#define   ICE1712_PLAYBACK_START	0x01	/* playback start */156#define ICE1712_MT_CAPTURE_ADDR		0x20	/* dword - capture address */157#define ICE1712_MT_CAPTURE_SIZE		0x24	/* word - capture size */158#define ICE1712_MT_CAPTURE_COUNT	0x26	/* word - capture count */159#define ICE1712_MT_CAPTURE_CONTROL	0x28	/* byte - control */160#define   ICE1712_CAPTURE_START		0x01	/* capture start */161#define ICE1712_MT_ROUTE_PSDOUT03	0x30	/* word */162#define ICE1712_MT_ROUTE_SPDOUT		0x32	/* word */163#define ICE1712_MT_ROUTE_CAPTURE	0x34	/* dword */164#define ICE1712_MT_MONITOR_VOLUME	0x38	/* word */165#define ICE1712_MT_MONITOR_INDEX	0x3a	/* byte */166#define ICE1712_MT_MONITOR_RATE		0x3b	/* byte */167#define ICE1712_MT_MONITOR_ROUTECTRL	0x3c	/* byte */168#define   ICE1712_ROUTE_AC97		0x01	/* route digital mixer output to AC'97 */169#define ICE1712_MT_MONITOR_PEAKINDEX	0x3e	/* byte */170#define ICE1712_MT_MONITOR_PEAKDATA	0x3f	/* byte */171 172/*173 *  Codec configuration bits174 */175 176/* PCI[60] System Configuration */177#define ICE1712_CFG_CLOCK	0xc0178#define   ICE1712_CFG_CLOCK512	0x00	/* 22.5692Mhz, 44.1kHz*512 */179#define   ICE1712_CFG_CLOCK384  0x40	/* 16.9344Mhz, 44.1kHz*384 */180#define   ICE1712_CFG_EXT	0x80	/* external clock */181#define ICE1712_CFG_2xMPU401	0x20	/* two MPU401 UARTs */182#define ICE1712_CFG_NO_CON_AC97 0x10	/* consumer AC'97 codec is not present */183#define ICE1712_CFG_ADC_MASK	0x0c	/* one, two, three, four stereo ADCs */184#define ICE1712_CFG_DAC_MASK	0x03	/* one, two, three, four stereo DACs */185/* PCI[61] AC-Link Configuration */186#define ICE1712_CFG_PRO_I2S	0x80	/* multitrack converter: I2S or AC'97 */187#define ICE1712_CFG_AC97_PACKED	0x01	/* split or packed mode - AC'97 */188/* PCI[62] I2S Features */189#define ICE1712_CFG_I2S_VOLUME	0x80	/* volume/mute capability */190#define ICE1712_CFG_I2S_96KHZ	0x40	/* supports 96kHz sampling */191#define ICE1712_CFG_I2S_RESMASK	0x30	/* resolution mask, 16,18,20,24-bit */192#define ICE1712_CFG_I2S_OTHER	0x0f	/* other I2S IDs */193/* PCI[63] S/PDIF Configuration */194#define ICE1712_CFG_I2S_CHIPID	0xfc	/* I2S chip ID */195#define ICE1712_CFG_SPDIF_IN	0x02	/* S/PDIF input is present */196#define ICE1712_CFG_SPDIF_OUT	0x01	/* S/PDIF output is present */197 198/*199 * DMA mode values200 * identical with DMA_XXX on i386 architecture.201 */202#define ICE1712_DMA_MODE_WRITE		0x48203#define ICE1712_DMA_AUTOINIT		0x10204 205 206/*207 * I2C EEPROM Address208 */209#define ICE_I2C_EEPROM_ADDR		0xA0210 211struct snd_ice1712;212 213struct snd_ice1712_eeprom {214	unsigned int subvendor;	/* PCI[2c-2f] */215	unsigned char size;	/* size of EEPROM image in bytes */216	unsigned char version;	/* must be 1 (or 2 for vt1724) */217	unsigned char data[32];218	unsigned int gpiomask;219	unsigned int gpiostate;220	unsigned int gpiodir;221};222 223enum {224	ICE_EEP1_CODEC = 0,	/* 06 */225	ICE_EEP1_ACLINK,	/* 07 */226	ICE_EEP1_I2SID,		/* 08 */227	ICE_EEP1_SPDIF,		/* 09 */228	ICE_EEP1_GPIO_MASK,	/* 0a */229	ICE_EEP1_GPIO_STATE,	/* 0b */230	ICE_EEP1_GPIO_DIR,	/* 0c */231	ICE_EEP1_AC97_MAIN_LO,	/* 0d */232	ICE_EEP1_AC97_MAIN_HI,	/* 0e */233	ICE_EEP1_AC97_PCM_LO,	/* 0f */234	ICE_EEP1_AC97_PCM_HI,	/* 10 */235	ICE_EEP1_AC97_REC_LO,	/* 11 */236	ICE_EEP1_AC97_REC_HI,	/* 12 */237	ICE_EEP1_AC97_RECSRC,	/* 13 */238	ICE_EEP1_DAC_ID,	/* 14 */239	ICE_EEP1_DAC_ID1,240	ICE_EEP1_DAC_ID2,241	ICE_EEP1_DAC_ID3,242	ICE_EEP1_ADC_ID,	/* 18 */243	ICE_EEP1_ADC_ID1,244	ICE_EEP1_ADC_ID2,245	ICE_EEP1_ADC_ID3246};247 248#define ice_has_con_ac97(ice)	(!((ice)->eeprom.data[ICE_EEP1_CODEC] & ICE1712_CFG_NO_CON_AC97))249 250 251struct snd_ak4xxx_private {252	unsigned int cif:1;		/* CIF mode */253	unsigned char caddr;		/* C0 and C1 bits */254	unsigned int data_mask;		/* DATA gpio bit */255	unsigned int clk_mask;		/* CLK gpio bit */256	unsigned int cs_mask;		/* bit mask for select/deselect address */257	unsigned int cs_addr;		/* bits to select address */258	unsigned int cs_none;		/* bits to deselect address */259	unsigned int add_flags;		/* additional bits at init */260	unsigned int mask_flags;	/* total mask bits */261	struct snd_akm4xxx_ops {262		void (*set_rate_val)(struct snd_akm4xxx *ak, unsigned int rate);263	} ops;264};265 266struct snd_ice1712_spdif {267	unsigned char cs8403_bits;268	unsigned char cs8403_stream_bits;269	struct snd_kcontrol *stream_ctl;270 271	struct snd_ice1712_spdif_ops {272		void (*open)(struct snd_ice1712 *, struct snd_pcm_substream *);273		void (*setup_rate)(struct snd_ice1712 *, int rate);274		void (*close)(struct snd_ice1712 *, struct snd_pcm_substream *);275		void (*default_get)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);276		int (*default_put)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);277		void (*stream_get)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);278		int (*stream_put)(struct snd_ice1712 *, struct snd_ctl_elem_value *ucontrol);279	} ops;280};281 282struct snd_ice1712_card_info;283 284struct snd_ice1712 {285	unsigned long conp_dma_size;286	unsigned long conc_dma_size;287	unsigned long prop_dma_size;288	unsigned long proc_dma_size;289	int irq;290 291	unsigned long port;292	unsigned long ddma_port;293	unsigned long dmapath_port;294	unsigned long profi_port;295 296	struct pci_dev *pci;297	struct snd_card *card;298	struct snd_pcm *pcm;299	struct snd_pcm *pcm_ds;300	struct snd_pcm *pcm_pro;301	struct snd_pcm_substream *playback_con_substream;302	struct snd_pcm_substream *playback_con_substream_ds[6];303	struct snd_pcm_substream *capture_con_substream;304	struct snd_pcm_substream *playback_pro_substream;305	struct snd_pcm_substream *capture_pro_substream;306	unsigned int playback_pro_size;307	unsigned int capture_pro_size;308	unsigned int playback_con_virt_addr[6];309	unsigned int playback_con_active_buf[6];310	unsigned int capture_con_virt_addr;311	unsigned int ac97_ext_id;312	struct snd_ac97 *ac97;313	struct snd_rawmidi *rmidi[2];314 315	spinlock_t reg_lock;316	struct snd_info_entry *proc_entry;317 318	struct snd_ice1712_eeprom eeprom;319	const struct snd_ice1712_card_info *card_info;320 321	unsigned int pro_volumes[20];322	unsigned int omni:1;		/* Delta Omni I/O */323	unsigned int dxr_enable:1;	/* Terratec DXR enable for DMX6FIRE */324	unsigned int vt1724:1;325	unsigned int vt1720:1;326	unsigned int has_spdif:1;	/* VT1720/4 - has SPDIF I/O */327	unsigned int force_pdma4:1;	/* VT1720/4 - PDMA4 as non-spdif */328	unsigned int force_rdma1:1;	/* VT1720/4 - RDMA1 as non-spdif */329	unsigned int midi_output:1;	/* VT1720/4: MIDI output triggered */330	unsigned int midi_input:1;	/* VT1720/4: MIDI input triggered */331	unsigned int own_routing:1;	/* VT1720/4: use own routing ctls */332	unsigned int num_total_dacs;	/* total DACs */333	unsigned int num_total_adcs;	/* total ADCs */334	unsigned int cur_rate;		/* current rate */335 336	struct mutex open_mutex;337	struct snd_pcm_substream *pcm_reserved[4];338	const struct snd_pcm_hw_constraint_list *hw_rates; /* card-specific rate constraints */339 340	unsigned int akm_codecs;341	struct snd_akm4xxx *akm;342	struct snd_ice1712_spdif spdif;343 344	struct mutex i2c_mutex;	/* I2C mutex for ICE1724 registers */345	struct snd_i2c_bus *i2c;		/* I2C bus */346	struct snd_i2c_device *cs8427;	/* CS8427 I2C device */347	unsigned int cs8427_timeout;	/* CS8427 reset timeout in HZ/100 */348 349	struct ice1712_gpio {350		unsigned int direction;		/* current direction bits */351		unsigned int write_mask;	/* current mask bits */352		unsigned int saved[2];		/* for ewx_i2c */353		/* operators */354		void (*set_mask)(struct snd_ice1712 *ice, unsigned int data);355		unsigned int (*get_mask)(struct snd_ice1712 *ice);356		void (*set_dir)(struct snd_ice1712 *ice, unsigned int data);357		unsigned int (*get_dir)(struct snd_ice1712 *ice);358		void (*set_data)(struct snd_ice1712 *ice, unsigned int data);359		unsigned int (*get_data)(struct snd_ice1712 *ice);360		/* misc operators - move to another place? */361		void (*set_pro_rate)(struct snd_ice1712 *ice, unsigned int rate);362		void (*i2s_mclk_changed)(struct snd_ice1712 *ice);363	} gpio;364	struct mutex gpio_mutex;365 366	/* other board-specific data */367	void *spec;368 369	/* VT172x specific */370	int pro_rate_default;371	int (*is_spdif_master)(struct snd_ice1712 *ice);372	unsigned int (*get_rate)(struct snd_ice1712 *ice);373	void (*set_rate)(struct snd_ice1712 *ice, unsigned int rate);374	unsigned char (*set_mclk)(struct snd_ice1712 *ice, unsigned int rate);375	int (*set_spdif_clock)(struct snd_ice1712 *ice, int type);376	int (*get_spdif_master_type)(struct snd_ice1712 *ice);377	const char * const *ext_clock_names;378	int ext_clock_count;379	void (*pro_open)(struct snd_ice1712 *, struct snd_pcm_substream *);380#ifdef CONFIG_PM_SLEEP381	int (*pm_suspend)(struct snd_ice1712 *);382	int (*pm_resume)(struct snd_ice1712 *);383	unsigned int pm_suspend_enabled:1;384	unsigned int pm_saved_is_spdif_master:1;385	unsigned int pm_saved_spdif_ctrl;386	unsigned char pm_saved_spdif_cfg;387	unsigned int pm_saved_route;388#endif389};390 391 392/*393 * gpio access functions394 */395static inline void snd_ice1712_gpio_set_dir(struct snd_ice1712 *ice, unsigned int bits)396{397	ice->gpio.set_dir(ice, bits);398}399 400static inline unsigned int snd_ice1712_gpio_get_dir(struct snd_ice1712 *ice)401{402	return ice->gpio.get_dir(ice);403}404 405static inline void snd_ice1712_gpio_set_mask(struct snd_ice1712 *ice, unsigned int bits)406{407	ice->gpio.set_mask(ice, bits);408}409 410static inline void snd_ice1712_gpio_write(struct snd_ice1712 *ice, unsigned int val)411{412	ice->gpio.set_data(ice, val);413}414 415static inline unsigned int snd_ice1712_gpio_read(struct snd_ice1712 *ice)416{417	return ice->gpio.get_data(ice);418}419 420/*421 * save and restore gpio status422 * The access to gpio will be protected by mutex, so don't forget to423 * restore!424 */425static inline void snd_ice1712_save_gpio_status(struct snd_ice1712 *ice)426{427	mutex_lock(&ice->gpio_mutex);428	ice->gpio.saved[0] = ice->gpio.direction;429	ice->gpio.saved[1] = ice->gpio.write_mask;430}431 432static inline void snd_ice1712_restore_gpio_status(struct snd_ice1712 *ice)433{434	ice->gpio.set_dir(ice, ice->gpio.saved[0]);435	ice->gpio.set_mask(ice, ice->gpio.saved[1]);436	ice->gpio.direction = ice->gpio.saved[0];437	ice->gpio.write_mask = ice->gpio.saved[1];438	mutex_unlock(&ice->gpio_mutex);439}440 441/* for bit controls */442#define ICE1712_GPIO(xiface, xname, xindex, mask, invert, xaccess) \443{ .iface = xiface, .name = xname, .access = xaccess, .info = snd_ctl_boolean_mono_info, \444  .get = snd_ice1712_gpio_get, .put = snd_ice1712_gpio_put, \445  .private_value = mask | (invert << 24) }446 447int snd_ice1712_gpio_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);448int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);449 450/*451 * set gpio direction, write mask and data452 */453static inline void snd_ice1712_gpio_write_bits(struct snd_ice1712 *ice,454					       unsigned int mask, unsigned int bits)455{456	unsigned val;457 458	ice->gpio.direction |= mask;459	snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);460	val = snd_ice1712_gpio_read(ice);461	val &= ~mask;462	val |= mask & bits;463	snd_ice1712_gpio_write(ice, val);464}465 466static inline int snd_ice1712_gpio_read_bits(struct snd_ice1712 *ice,467					      unsigned int mask)468{469	ice->gpio.direction &= ~mask;470	snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);471	return  snd_ice1712_gpio_read(ice) & mask;472}473 474/* route access functions */475int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift);476int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,477								int shift);478 479int snd_ice1712_spdif_build_controls(struct snd_ice1712 *ice);480 481int snd_ice1712_akm4xxx_init(struct snd_akm4xxx *ak,482			     const struct snd_akm4xxx *template,483			     const struct snd_ak4xxx_private *priv,484			     struct snd_ice1712 *ice);485void snd_ice1712_akm4xxx_free(struct snd_ice1712 *ice);486int snd_ice1712_akm4xxx_build_controls(struct snd_ice1712 *ice);487 488int snd_ice1712_init_cs8427(struct snd_ice1712 *ice, int addr);489 490static inline void snd_ice1712_write(struct snd_ice1712 *ice, u8 addr, u8 data)491{492	outb(addr, ICEREG(ice, INDEX));493	outb(data, ICEREG(ice, DATA));494}495 496static inline u8 snd_ice1712_read(struct snd_ice1712 *ice, u8 addr)497{498	outb(addr, ICEREG(ice, INDEX));499	return inb(ICEREG(ice, DATA));500}501 502 503/*504 * entry pointer505 */506 507struct snd_ice1712_card_info {508	unsigned int subvendor;509	const char *name;510	const char *model;511	const char *driver;512	int (*chip_init)(struct snd_ice1712 *);513	void (*chip_exit)(struct snd_ice1712 *);514	int (*build_controls)(struct snd_ice1712 *);515	unsigned int no_mpu401:1;516	unsigned int mpu401_1_info_flags;517	unsigned int mpu401_2_info_flags;518	const char *mpu401_1_name;519	const char *mpu401_2_name;520	const unsigned int eeprom_size;521	const unsigned char *eeprom_data;522};523 524 525#endif /* __SOUND_ICE1712_H */526