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DO_PATA_SET_DMAMODE(9) ata_piix Internals DO_PATA_SET_DMAMODE(9)

NAME

do_pata_set_dmamode - Initialize host controller PATA PIO timings

SYNOPSIS

void do_pata_set_dmamode(struct ata_port * ap, struct ata_device * adev, int isich);

ARGUMENTS

struct ata_port * ap

Port whose timings we are configuring

struct ata_device * adev

Drive in question

int isich

set if the chip is an ICH device

DESCRIPTION

Set UDMA mode for device, in host controller PCI config space.

LOCKING: None (inherited from caller).

AUTHOR

Jeff Garzik

Author.

COPYRIGHT

July 2017 Kernel Hackers Manual 4.12