Kernel Functions for Drivers                 scsidestroypkt(9F)



NAME
     scsidestroypkt - free an allocated SCSI packet and its DMA
     resource

SYNOPSIS
     #include 



     void scsidestroypkt(struct scsipkt *pktp);


INTERFACE LEVEL
     Solaris DI specific (Solaris DI).

PARAMETERS
     pktp    Pointer to a scsipkt(9S) structure.


DESCRIPTION
     The  scsidestroypkt()  function  releases  all   necessary
     resources, typically at the end of an I/O transfer. The data
     is synchronized to memory, then the DMA resources are  deal-
     located and pktp is freed.

CONTEXT
     The scsidestroypkt() function may  be  called  from  user,
     interrupt, or kernel context.

EXAMPLES
     Example 1 Releasing resources

       scsidestroypkt(un->unrqs);


SEE ALSO
     trandestroypkt(9E), scsiinitpkt(9F), scsipkt(9S)


     Writing Device Drivers















SunOS 5.11          Last change: 16 Jan 2006                    1