ATA_HOST_START

Section: libata Library (9)
Updated: February 2011
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NAME

ata_host_start - start and freeze ports of an ATA host  

SYNOPSIS

int ata_host_start(struct ata_host * host);
 

ARGUMENTS

host

ATA host to start ports for
 

DESCRIPTION

Start and then freeze ports of host. Started status is recorded in host->flags, so this function can be called multiple times. Ports are guaranteed to get started only once. If host->ops isn't initialized yet, its set to the first non-dummy port ops.  

LOCKING

Inherited from calling layer (may sleep).  

RETURNS

0 if all ports are started successfully, -errno otherwise.  

AUTHOR

Jeff Garzik

Author.
 

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