MPT_HOST_PAGE_ACCESS

Section: Message-based devices (9)
Updated: February 2011
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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.  

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