MPT_HOST_PAGE_ACCESS(9)               Message-based devices               MPT_HOST_PAGE_ACCESS(9)



NAME
       mpt_host_page_access_control - control the IOC's Host Page Buffer access

SYNOPSIS
       int mpt_host_page_access_control(MPT_ADAPTER * ioc, u8 access_control_value,
                                        int sleepFlag);

ARGUMENTS
       ioc
           Pointer to MPT adapter structure

       access_control_value
           define bits below

       sleepFlag
           Specifies whether the process can sleep

DESCRIPTION
       Provides mechanism for the host driver to control the IOC's Host Page Buffer access.

       Access Control Value - bits[15:12] 0h Reserved 1h Enable Access {
       MPI_DB_HPBAC_ENABLE_ACCESS } 2h Disable Access { MPI_DB_HPBAC_DISABLE_ACCESS } 3h Free
       Buffer { MPI_DB_HPBAC_FREE_BUFFER }

       Returns 0 for success, non-zero for failure.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   MPT_HOST_PAGE_ACCESS(9)