Name

ata_sg_init_one — Associate command with memory buffer

Synopsis

void ata_sg_init_one (struct ata_queued_cmd * qc,
 void * buf,
 unsigned int buflen);
 

Arguments

qc

Command to be associated

buf

Memory buffer

buflen

Length of memory buffer, in bytes.

Description

Initialize the data-related elements of queued_cmd qc to point to a single memory buffer, buf of byte length buflen.

LOCKING

spin_lock_irqsave(host lock)