chnldefs.h File Reference

Go to the source code of this file.

Data Structures
struct	chnl_attr
struct	chnl_ioc

Macros
#define	CHNL_PICKFREE   (~0UL) /* Let manager pick a free channel. */
#define	CHNL_MODETODSP   0 /* Data streaming to the DSP. */
#define	CHNL_MODEFROMDSP   1 /* Data streaming from the DSP. */
#define	CHNL_IOCINFINITE   0xffffffff /* Wait forever for IO completion. */
#define	CHNL_IOCNOWAIT   0x0 /* Dequeue an IOC, if available. */
#define	CHNL_IOCSTATCOMPLETE   0x0000 /* IO Completed. */
#define	CHNL_IOCSTATCANCEL   0x0002 /* IO was cancelled */
#define	CHNL_IOCSTATTIMEOUT   0x0008 /* Wait for IOC timed out. */
#define	CHNL_IOCSTATEOS   0x8000 /* End Of Stream reached. */
#define	CHNL_IS_IO_COMPLETE(ioc)   (!(ioc.status & ~CHNL_IOCSTATEOS))
#define	CHNL_IS_IO_CANCELLED(ioc)   (ioc.status & CHNL_IOCSTATCANCEL)
#define	CHNL_IS_TIMED_OUT(ioc)   (ioc.status & CHNL_IOCSTATTIMEOUT)

Macro Definition Documentation

#define CHNL_IOCINFINITE   0xffffffff /* Wait forever for IO completion. */

Definition at line 30 of file chnldefs.h.

#define CHNL_IOCNOWAIT   0x0 /* Dequeue an IOC, if available. */

Definition at line 31 of file chnldefs.h.

#define CHNL_IOCSTATCANCEL   0x0002 /* IO was cancelled */

Definition at line 35 of file chnldefs.h.

#define CHNL_IOCSTATCOMPLETE   0x0000 /* IO Completed. */

Definition at line 34 of file chnldefs.h.

#define CHNL_IOCSTATEOS   0x8000 /* End Of Stream reached. */

Definition at line 37 of file chnldefs.h.

#define CHNL_IOCSTATTIMEOUT   0x0008 /* Wait for IOC timed out. */

Definition at line 36 of file chnldefs.h.

#define CHNL_IS_IO_CANCELLED

(

ioc

)

(ioc.status & CHNL_IOCSTATCANCEL)

Definition at line 41 of file chnldefs.h.

#define CHNL_IS_IO_COMPLETE

(

ioc

)

(!(ioc.status & ~CHNL_IOCSTATEOS))

Definition at line 40 of file chnldefs.h.

#define CHNL_IS_TIMED_OUT

(

ioc

)

(ioc.status & CHNL_IOCSTATTIMEOUT)

Definition at line 42 of file chnldefs.h.

#define CHNL_MODEFROMDSP   1 /* Data streaming from the DSP. */

Definition at line 27 of file chnldefs.h.

#define CHNL_MODETODSP   0 /* Data streaming to the DSP. */

Definition at line 26 of file chnldefs.h.

#define CHNL_PICKFREE   (~0UL) /* Let manager pick a free channel. */

Definition at line 23 of file chnldefs.h.