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Differential D47917 Diff 148988 sys/dev/sound/pcm/sound.h

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sys/dev/sound/pcm/sound.h

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#define SND_STATUSLEN 64 #define SND_STATUSLEN 64
#define SOUND_MODVER 5 #define SOUND_MODVER 5
#define SOUND_MINVER SOUND_MODVER #define SOUND_MINVER SOUND_MODVER
#define SOUND_PREFVER SOUND_MODVER #define SOUND_PREFVER SOUND_MODVER
#define SOUND_MAXVER SOUND_MODVER #define SOUND_MAXVER SOUND_MODVER
#define SND_MAXVCHANS 256
#define SD_F_SIMPLEX 0x00000001 #define SD_F_SIMPLEX 0x00000001
#define SD_F_AUTOVCHAN 0x00000002 #define SD_F_AUTOVCHAN 0x00000002
#define SD_F_SOFTPCMVOL 0x00000004 #define SD_F_SOFTPCMVOL 0x00000004
#define SD_F_BUSY 0x00000008 #define SD_F_BUSY 0x00000008
#define SD_F_MPSAFE 0x00000010 #define SD_F_MPSAFE 0x00000010
#define SD_F_REGISTERED 0x00000020 #define SD_F_REGISTERED 0x00000020
#define SD_F_BITPERFECT 0x00000040 #define SD_F_BITPERFECT 0x00000040
#define SD_F_VPC 0x00000080 /* volume-per-channel */ #define SD_F_VPC 0x00000080 /* volume-per-channel */
#define SD_F_EQ 0x00000100 /* EQ */ #define SD_F_EQ 0x00000100 /* EQ */
#define SD_F_EQ_ENABLED 0x00000200 /* EQ enabled */ #define SD_F_EQ_ENABLED 0x00000200 /* EQ enabled */
#define SD_F_EQ_BYPASSED 0x00000400 /* EQ bypassed */ #define SD_F_EQ_BYPASSED 0x00000400 /* EQ bypassed */
#define SD_F_EQ_PC 0x00000800 /* EQ per-channel */ #define SD_F_EQ_PC 0x00000800 /* EQ per-channel */
#define SD_F_PVCHANS 0x00001000 /* Playback vchans enabled */
#define SD_F_RVCHANS 0x00002000 /* Recording vchans enabled */
#define SD_F_EQ_DEFAULT (SD_F_EQ | SD_F_EQ_ENABLED) #define SD_F_EQ_DEFAULT (SD_F_EQ | SD_F_EQ_ENABLED)
#define SD_F_EQ_MASK (SD_F_EQ | SD_F_EQ_ENABLED | \ #define SD_F_EQ_MASK (SD_F_EQ | SD_F_EQ_ENABLED | \
SD_F_EQ_BYPASSED | SD_F_EQ_PC) SD_F_EQ_BYPASSED | SD_F_EQ_PC)
#define SD_F_PRIO_RD 0x10000000 #define SD_F_PRIO_RD 0x10000000
#define SD_F_PRIO_WR 0x20000000 #define SD_F_PRIO_WR 0x20000000
#define SD_F_BITS "\020" \ #define SD_F_BITS "\020" \
"\001SIMPLEX" \ "\001SIMPLEX" \
"\002AUTOVCHAN" \ "\002AUTOVCHAN" \
"\003SOFTPCMVOL" \ "\003SOFTPCMVOL" \
"\004BUSY" \ "\004BUSY" \
"\005MPSAFE" \ "\005MPSAFE" \
"\006REGISTERED" \ "\006REGISTERED" \
"\007BITPERFECT" \ "\007BITPERFECT" \
"\010VPC" \ "\010VPC" \
"\011EQ" \ "\011EQ" \
"\012EQ_ENABLED" \ "\012EQ_ENABLED" \
"\013EQ_BYPASSED" \ "\013EQ_BYPASSED" \
"\014EQ_PC" \ "\014EQ_PC" \
"\015PVCHANS" \
"\016RVCHANS" \
"\035PRIO_RD" \ "\035PRIO_RD" \
"\036PRIO_WR" "\036PRIO_WR"
#define PCM_ALIVE(x) ((x) != NULL && (x)->lock != NULL) #define PCM_ALIVE(x) ((x) != NULL && (x)->lock != NULL)
#define PCM_REGISTERED(x) (PCM_ALIVE(x) && ((x)->flags & SD_F_REGISTERED)) #define PCM_REGISTERED(x) (PCM_ALIVE(x) && ((x)->flags & SD_F_REGISTERED))
#define PCM_MAXCHANS 10000
#define PCM_CHANCOUNT(d) \ #define PCM_CHANCOUNT(d) \
(d->playcount + d->pvchancount + d->reccount + d->rvchancount) (d->playcount + d->pvchancount + d->reccount + d->rvchancount)
/* many variables should be reduced to a range. Here define a macro */ /* many variables should be reduced to a range. Here define a macro */
#define RANGE(var, low, high) (var) = \ #define RANGE(var, low, high) (var) = \
(((var)<(low))? (low) : ((var)>(high))? (high) : (var)) (((var)<(low))? (low) : ((var)>(high))? (high) : (var))
enum { enum {
Show All 12 Lines
extern struct unrhdr *pcmsg_unrhdr; extern struct unrhdr *pcmsg_unrhdr;
#ifndef DEB #ifndef DEB
#define DEB(x) #define DEB(x)
#endif #endif
SYSCTL_DECL(_hw_snd); SYSCTL_DECL(_hw_snd);
int pcm_chnalloc(struct snddev_info *d, struct pcm_channel **ch, int direction,
pid_t pid, char *comm);
int pcm_addchan(device_t dev, int dir, kobj_class_t cls, void *devinfo); int pcm_addchan(device_t dev, int dir, kobj_class_t cls, void *devinfo);
unsigned int pcm_getbuffersize(device_t dev, unsigned int minbufsz, unsigned int deflt, unsigned int maxbufsz); unsigned int pcm_getbuffersize(device_t dev, unsigned int minbufsz, unsigned int deflt, unsigned int maxbufsz);
void pcm_init(device_t dev, void *devinfo); void pcm_init(device_t dev, void *devinfo);
int pcm_register(device_t dev, char *str); int pcm_register(device_t dev, char *str);
int pcm_unregister(device_t dev); int pcm_unregister(device_t dev);
u_int32_t pcm_getflags(device_t dev); u_int32_t pcm_getflags(device_t dev);
void pcm_setflags(device_t dev, u_int32_t val); void pcm_setflags(device_t dev, u_int32_t val);
void *pcm_getdevinfo(device_t dev); void *pcm_getdevinfo(device_t dev);
Show All 37 Lines struct {
struct { struct {
SLIST_HEAD(, pcm_channel) head; SLIST_HEAD(, pcm_channel) head;
struct { struct {
SLIST_HEAD(, pcm_channel) head; SLIST_HEAD(, pcm_channel) head;
} busy; } busy;
struct { struct {
SLIST_HEAD(, pcm_channel) head; SLIST_HEAD(, pcm_channel) head;
} opened; } opened;
struct {
SLIST_HEAD(, pcm_channel) head;
} primary;
} pcm; } pcm;
} channels; } channels;
unsigned playcount, reccount, pvchancount, rvchancount; unsigned playcount, reccount, pvchancount, rvchancount;
unsigned flags; unsigned flags;
unsigned int bufsz; unsigned int bufsz;
void *devinfo; void *devinfo;
device_t dev; device_t dev;
char status[SND_STATUSLEN]; char status[SND_STATUSLEN];
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