Provided by:
linux-doc-2.6.15_2.6.15-23.39_all 
NAME
sata_get_dev_handle - finds acpi_handle and PCI device.function
SYNOPSIS
int sata_get_dev_handle (struct device * dev, acpi_handle * handle,
acpi_integer * pcidevfn);
ARGUMENTS
dev device to locate
handle returned acpi_handle for dev
pcidevfn
return PCI device.func for dev
DESCRIPTION
This function is somewhat SATA-specific. Or at least the IDE and SCSI
versions of this function are different, so it’s not entirely generic
code.
Returns 0 on success, <0 on error.
AUTHOR
Jeff Garzik.