ATA_SG_SETUP(9)

NAME
ata_sg_setup - DMA-map the scatter-gather table associated with a command.

SYNOPSIS

int ata_sg_setup(struct ata_queued_cmd * qc);

ARGUMENTS

qc
    Command with scatter-gather table to be mapped.

DESCRIPTION

DMA-map the scatter-gather table associated with queued_cmd qc.

LOCKING: spin_lock_irqsave(host lock)

RETURN

Zero on success, negative on error.

AUTHOR

Jeff Garzik
    Author.

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