*/
#include <linux/bitops.h>
+#include <linux/device.h>
+#include "pcm.h"
#include "control.h"
#include "info.h"
#define AC97_REC_GAIN_MIC 0x1e /* Record Gain MIC (optional) */
#define AC97_GENERAL_PURPOSE 0x20 /* General Purpose (optional) */
#define AC97_3D_CONTROL 0x22 /* 3D Control (optional) */
-#define AC97_RESERVED 0x24 /* Reserved */
+#define AC97_INT_PAGING 0x24 /* Audio Interrupt & Paging (AC'97 2.3) */
#define AC97_POWERDOWN 0x26 /* Powerdown control / status */
/* range 0x28-0x3a - AUDIO AC'97 2.0 extensions */
#define AC97_EXTENDED_ID 0x28 /* Extended Audio ID */
/* range 0x5a-0x7b - Vendor Specific */
#define AC97_VENDOR_ID1 0x7c /* Vendor ID1 */
#define AC97_VENDOR_ID2 0x7e /* Vendor ID2 / revision */
+/* range 0x60-0x6f (page 1) - extended codec registers */
+#define AC97_CODEC_CLASS_REV 0x60 /* Codec Class/Revision */
+#define AC97_PCI_SVID 0x62 /* PCI Subsystem Vendor ID */
+#define AC97_PCI_SID 0x64 /* PCI Subsystem ID */
+#define AC97_FUNC_SELECT 0x66 /* Function Select */
+#define AC97_FUNC_INFO 0x68 /* Function Information */
+#define AC97_SENSE_INFO 0x6a /* Sense Details */
/* slot allocation */
#define AC97_SLOT_TAG 0
#define AC97_BC_20BIT_ADC 0x0200 /* 20-bit ADC resolution */
#define AC97_BC_ADC_MASK 0x0300
+/* general purpose */
+#define AC97_GP_DRSS_MASK 0x0c00 /* double rate slot select */
+#define AC97_GP_DRSS_1011 0x0000 /* LR(C) 10+11(+12) */
+#define AC97_GP_DRSS_78 0x0400 /* LR 7+8 */
+
/* extended audio ID bit defines */
#define AC97_EI_VRA 0x0001 /* Variable bit rate supported */
#define AC97_EI_DRA 0x0002 /* Double rate supported */
#define AC97_EI_AMAP 0x0200 /* indicates optional slot/DAC mapping based on codec ID */
#define AC97_EI_REV_MASK 0x0c00 /* AC'97 revision mask */
#define AC97_EI_REV_22 0x0400 /* AC'97 revision 2.2 */
+#define AC97_EI_REV_23 0x0800 /* AC'97 revision 2.3 */
#define AC97_EI_REV_SHIFT 10
#define AC97_EI_ADDR_MASK 0xc000 /* physical codec ID (address) */
#define AC97_EI_ADDR_SHIFT 14
#define AC97_SC_DRS 0x4000 /* Double Rate S/PDIF */
#define AC97_SC_V 0x8000 /* Validity status */
+/* Interrupt and Paging bit defines (AC'97 2.3) */
+#define AC97_PAGE_MASK 0x000f /* Page Selector */
+#define AC97_PAGE_VENDOR 0 /* Vendor-specific registers */
+#define AC97_PAGE_1 1 /* Extended Codec Registers page 1 */
+#define AC97_INT_ENABLE 0x0800 /* Interrupt Enable */
+#define AC97_INT_SENSE 0x1000 /* Sense Cycle */
+#define AC97_INT_CAUSE_SENSE 0x2000 /* Sense Cycle Completed (RO) */
+#define AC97_INT_CAUSE_GPIO 0x4000 /* GPIO bits changed (RO) */
+#define AC97_INT_STATUS 0x8000 /* Interrupt Status */
+
/* extended modem ID bit defines */
#define AC97_MEI_LINE1 0x0001 /* Line1 present */
#define AC97_MEI_LINE2 0x0002 /* Line2 present */
#define AC97_SCAP_SKIP_AUDIO (1<<4) /* skip audio part of codec */
#define AC97_SCAP_SKIP_MODEM (1<<5) /* skip modem part of codec */
#define AC97_SCAP_INDEP_SDIN (1<<6) /* independent SDIN */
+#define AC97_SCAP_INV_EAPD (1<<7) /* inverted EAPD */
+#define AC97_SCAP_DETECT_BY_VENDOR (1<<8) /* use vendor registers for read tests */
+#define AC97_SCAP_NO_SPDIF (1<<9) /* don't build SPDIF controls */
/* ac97->flags */
#define AC97_HAS_PC_BEEP (1<<0) /* force PC Speaker usage */
#define AC97_CS_SPDIF (1<<2) /* Cirrus Logic uses funky SPDIF */
#define AC97_CX_SPDIF (1<<3) /* Conexant's spdif interface */
#define AC97_STEREO_MUTES (1<<4) /* has stereo mute bits */
+#define AC97_DOUBLE_RATE (1<<5) /* supports double rate playback */
+#define AC97_HAS_NO_MASTER_VOL (1<<6) /* no Master volume */
+#define AC97_HAS_NO_PCM_VOL (1<<7) /* no PCM volume */
+#define AC97_DEFAULT_POWER_OFF (1<<8) /* no RESET write */
+#define AC97_MODEM_PATCH (1<<9) /* modem patch */
+#define AC97_HAS_NO_REC_GAIN (1<<10) /* no Record gain */
+#define AC97_HAS_NO_PHONE (1<<11) /* no PHONE volume */
+#define AC97_HAS_NO_PC_BEEP (1<<12) /* no PC Beep volume */
+#define AC97_HAS_NO_VIDEO (1<<13) /* no Video volume */
+#define AC97_HAS_NO_CD (1<<14) /* no CD volume */
+#define AC97_HAS_NO_MIC (1<<15) /* no MIC volume */
+#define AC97_HAS_NO_TONE (1<<16) /* no Tone volume */
+#define AC97_HAS_NO_STD_PCM (1<<17) /* no standard AC97 PCM volume and mute */
/* rates indexes */
#define AC97_RATES_FRONT_DAC 0
*
*/
-typedef struct _snd_ac97_bus ac97_bus_t;
-typedef struct _snd_ac97 ac97_t;
+struct snd_ac97;
-enum ac97_pcm_cfg {
- AC97_PCM_CFG_FRONT = 2,
- AC97_PCM_CFG_REAR = 10, /* alias surround */
- AC97_PCM_CFG_LFE = 11, /* center + lfe */
- AC97_PCM_CFG_40 = 4, /* front + rear */
- AC97_PCM_CFG_51 = 6, /* front + rear + center/lfe */
- AC97_PCM_CFG_SPDIF = 20
-};
-
-/* PCM allocation */
-struct ac97_pcm {
- ac97_bus_t *bus;
- unsigned int stream: 1, /* stream type: 1 = capture */
- exclusive: 1, /* exclusive mode, don't override with other pcms */
- copy_flag: 1, /* lowlevel driver must fill all entries */
- spdif: 1; /* spdif pcm */
- unsigned short aslots; /* active slots */
- unsigned int rates; /* available rates */
- struct {
- unsigned short slots; /* driver input: requested AC97 slot numbers */
- unsigned short rslots[4]; /* allocated slots per codecs */
- unsigned char rate_table[4];
- ac97_t *codec[4]; /* allocated codecs */
- } r[2]; /* 0 = standard rates, 1 = double rates */
- unsigned long private_value; /* used by the hardware driver */
+struct snd_ac97_build_ops {
+ int (*build_3d) (struct snd_ac97 *ac97);
+ int (*build_specific) (struct snd_ac97 *ac97);
+ int (*build_spdif) (struct snd_ac97 *ac97);
+ int (*build_post_spdif) (struct snd_ac97 *ac97);
+#ifdef CONFIG_PM
+ void (*suspend) (struct snd_ac97 *ac97);
+ void (*resume) (struct snd_ac97 *ac97);
+#endif
+ void (*update_jacks) (struct snd_ac97 *ac97); /* for jack-sharing */
};
-struct snd_ac97_build_ops {
- int (*build_3d) (ac97_t *ac97);
- int (*build_specific) (ac97_t *ac97);
- int (*build_spdif) (ac97_t *ac97);
- int (*build_post_spdif) (ac97_t *ac97);
+struct snd_ac97_bus_ops {
+ void (*reset) (struct snd_ac97 *ac97);
+ void (*write) (struct snd_ac97 *ac97, unsigned short reg, unsigned short val);
+ unsigned short (*read) (struct snd_ac97 *ac97, unsigned short reg);
+ void (*wait) (struct snd_ac97 *ac97);
+ void (*init) (struct snd_ac97 *ac97);
};
-struct _snd_ac97_bus {
+struct snd_ac97_bus {
/* -- lowlevel (hardware) driver specific -- */
- void (*reset) (ac97_t *ac97);
- void (*write) (ac97_t *ac97, unsigned short reg, unsigned short val);
- unsigned short (*read) (ac97_t *ac97, unsigned short reg);
- void (*wait) (ac97_t *ac97);
- void (*init) (ac97_t *ac97);
+ struct snd_ac97_bus_ops *ops;
void *private_data;
- void (*private_free) (ac97_bus_t *bus);
+ void (*private_free) (struct snd_ac97_bus *bus);
/* --- */
- snd_card_t *card;
+ struct snd_card *card;
unsigned short num; /* bus number */
- unsigned short vra: 1, /* bridge supports VRA */
+ unsigned short no_vra: 1, /* bridge doesn't support VRA */
+ dra: 1, /* bridge supports double rate */
isdin: 1;/* independent SDIN */
unsigned int clock; /* AC'97 base clock (usually 48000Hz) */
spinlock_t bus_lock; /* used mainly for slot allocation */
unsigned short used_slots[2][4]; /* actually used PCM slots */
unsigned short pcms_count; /* count of PCMs */
struct ac97_pcm *pcms;
- ac97_t *codec[4];
- snd_info_entry_t *proc;
+ struct snd_ac97 *codec[4];
+ struct snd_info_entry *proc;
+};
+
+/* static resolution table */
+struct snd_ac97_res_table {
+ unsigned short reg; /* register */
+ unsigned short bits; /* resolution bitmask */
+};
+
+struct snd_ac97_template {
+ void *private_data;
+ void (*private_free) (struct snd_ac97 *ac97);
+ struct pci_dev *pci; /* assigned PCI device - used for quirks */
+ unsigned short num; /* number of codec: 0 = primary, 1 = secondary */
+ unsigned short addr; /* physical address of codec [0-3] */
+ unsigned int scaps; /* driver capabilities */
+ const struct snd_ac97_res_table *res_table; /* static resolution */
};
-struct _snd_ac97 {
+struct snd_ac97 {
/* -- lowlevel (hardware) driver specific -- */
struct snd_ac97_build_ops * build_ops;
void *private_data;
- void (*private_free) (ac97_t *ac97);
+ void (*private_free) (struct snd_ac97 *ac97);
/* --- */
- ac97_bus_t *bus;
+ struct snd_ac97_bus *bus;
struct pci_dev *pci; /* assigned PCI device - used for quirks */
- snd_info_entry_t *proc;
- snd_info_entry_t *proc_regs;
+ struct snd_info_entry *proc;
+ struct snd_info_entry *proc_regs;
unsigned short subsystem_vendor;
unsigned short subsystem_device;
- spinlock_t reg_lock;
+ struct mutex reg_mutex;
+ struct mutex page_mutex; /* mutex for AD18xx multi-codecs and paging (2.3) */
unsigned short num; /* number of codec: 0 = primary, 1 = secondary */
unsigned short addr; /* physical address of codec [0-3] */
unsigned int id; /* identification of codec */
unsigned short caps; /* capabilities (register 0) */
unsigned short ext_id; /* extended feature identification (register 28) */
unsigned short ext_mid; /* extended modem ID (register 3C) */
+ const struct snd_ac97_res_table *res_table; /* static resolution */
unsigned int scaps; /* driver capabilities */
unsigned int flags; /* specific code */
unsigned int rates[6]; /* see AC97_RATES_* defines */
unsigned int spdif_status;
unsigned short regs[0x80]; /* register cache */
- unsigned int limited_regs; /* allow limited registers only */
DECLARE_BITMAP(reg_accessed, 0x80); /* bit flags */
union { /* vendor specific code */
struct {
unsigned short id[3]; // codec IDs (lower 16-bit word)
unsigned short pcmreg[3]; // PCM registers
unsigned short codec_cfg[3]; // CODEC_CFG bits
- struct semaphore mutex;
} ad18xx;
unsigned int dev_flags; /* device specific */
} spec;
+ /* jack-sharing info */
+ unsigned char indep_surround;
+ unsigned char channel_mode;
+ struct device dev;
};
+#define to_ac97_t(d) container_of(d, struct snd_ac97, dev)
+
/* conditions */
-static inline int ac97_is_audio(ac97_t * ac97)
+static inline int ac97_is_audio(struct snd_ac97 * ac97)
{
return (ac97->scaps & AC97_SCAP_AUDIO);
}
-static inline int ac97_is_modem(ac97_t * ac97)
+static inline int ac97_is_modem(struct snd_ac97 * ac97)
{
return (ac97->scaps & AC97_SCAP_MODEM);
}
-static inline int ac97_is_rev22(ac97_t * ac97)
+static inline int ac97_is_rev22(struct snd_ac97 * ac97)
{
return (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_22;
}
-static inline int ac97_can_amap(ac97_t * ac97)
+static inline int ac97_can_amap(struct snd_ac97 * ac97)
{
return (ac97->ext_id & AC97_EI_AMAP) != 0;
}
+static inline int ac97_can_spdif(struct snd_ac97 * ac97)
+{
+ return (ac97->ext_id & AC97_EI_SPDIF) != 0;
+}
/* functions */
-int snd_ac97_bus(snd_card_t * card, ac97_bus_t * _bus, ac97_bus_t ** rbus); /* create new AC97 bus */
-int snd_ac97_mixer(ac97_bus_t * bus, ac97_t * _ac97, ac97_t ** rac97); /* create mixer controls */
-
-void snd_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short value);
-unsigned short snd_ac97_read(ac97_t *ac97, unsigned short reg);
-void snd_ac97_write_cache(ac97_t *ac97, unsigned short reg, unsigned short value);
-int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value);
-int snd_ac97_update_bits(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value);
+/* create new AC97 bus */
+int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
+ void *private_data, struct snd_ac97_bus **rbus);
+/* create mixer controls */
+int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template,
+ struct snd_ac97 **rac97);
+const char *snd_ac97_get_short_name(struct snd_ac97 *ac97);
+
+void snd_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short value);
+unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg);
+void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value);
+int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value);
+int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value);
#ifdef CONFIG_PM
-void snd_ac97_suspend(ac97_t *ac97);
-void snd_ac97_resume(ac97_t *ac97);
+void snd_ac97_suspend(struct snd_ac97 *ac97);
+void snd_ac97_resume(struct snd_ac97 *ac97);
#endif
/* quirk types */
AC97_TUNE_SWAP_SURROUND, /* swap master and surround controls */
AC97_TUNE_AD_SHARING, /* for AD1985, turn on OMS bit and use headphone */
AC97_TUNE_ALC_JACK, /* for Realtek, enable JACK detection */
+ AC97_TUNE_INV_EAPD, /* inverted EAPD implementation */
+ AC97_TUNE_MUTE_LED, /* EAPD bit works as mute LED */
+ AC97_TUNE_HP_MUTE_LED, /* EAPD bit works as mute LED, use headphone control as master */
};
struct ac97_quirk {
- unsigned short vendor; /* PCI vendor id */
- unsigned short device; /* PCI device id */
+ unsigned short subvendor; /* PCI subsystem vendor id */
+ unsigned short subdevice; /* PCI sybsystem device id */
unsigned short mask; /* device id bit mask, 0 = accept all */
+ unsigned int codec_id; /* codec id (if any), 0 = accept all */
const char *name; /* name shown as info */
int type; /* quirk type above */
};
-int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, int override);
-int snd_ac97_set_rate(ac97_t *ac97, int reg, unsigned short rate);
+int snd_ac97_tune_hardware(struct snd_ac97 *ac97, struct ac97_quirk *quirk, const char *override);
+int snd_ac97_set_rate(struct snd_ac97 *ac97, int reg, unsigned int rate);
+
+/*
+ * PCM allocation
+ */
+
+enum ac97_pcm_cfg {
+ AC97_PCM_CFG_FRONT = 2,
+ AC97_PCM_CFG_REAR = 10, /* alias surround */
+ AC97_PCM_CFG_LFE = 11, /* center + lfe */
+ AC97_PCM_CFG_40 = 4, /* front + rear */
+ AC97_PCM_CFG_51 = 6, /* front + rear + center/lfe */
+ AC97_PCM_CFG_SPDIF = 20
+};
+
+struct ac97_pcm {
+ struct snd_ac97_bus *bus;
+ unsigned int stream: 1, /* stream type: 1 = capture */
+ exclusive: 1, /* exclusive mode, don't override with other pcms */
+ copy_flag: 1, /* lowlevel driver must fill all entries */
+ spdif: 1; /* spdif pcm */
+ unsigned short aslots; /* active slots */
+ unsigned int rates; /* available rates */
+ struct {
+ unsigned short slots; /* driver input: requested AC97 slot numbers */
+ unsigned short rslots[4]; /* allocated slots per codecs */
+ unsigned char rate_table[4];
+ struct snd_ac97 *codec[4]; /* allocated codecs */
+ } r[2]; /* 0 = standard rates, 1 = double rates */
+ unsigned long private_value; /* used by the hardware driver */
+};
-int snd_ac97_pcm_assign(ac97_bus_t *ac97,
+int snd_ac97_pcm_assign(struct snd_ac97_bus *ac97,
unsigned short pcms_count,
const struct ac97_pcm *pcms);
int snd_ac97_pcm_open(struct ac97_pcm *pcm, unsigned int rate,
enum ac97_pcm_cfg cfg, unsigned short slots);
int snd_ac97_pcm_close(struct ac97_pcm *pcm);
+int snd_ac97_pcm_double_rate_rules(struct snd_pcm_runtime *runtime);
+
+/* ad hoc AC97 device driver access */
+extern struct bus_type ac97_bus_type;
#endif /* __SOUND_AC97_CODEC_H */
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