libata: Add 32bit PIO support
This matters for some controllers and in one or two cases almost doubles PIO performance. Add a bmdma32 operations set we can inherit and activate it for some controllers Signed-off-by:Alan Cox <alan@redhat.com> Signed-off-by:
Jeff Garzik <jgarzik@redhat.com>
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- drivers/ata/ata_piix.c 1 addition, 1 deletiondrivers/ata/ata_piix.c
- drivers/ata/libata-sff.c 53 additions, 0 deletionsdrivers/ata/libata-sff.c
- drivers/ata/pata_ali.c 3 additions, 3 deletionsdrivers/ata/pata_ali.c
- drivers/ata/pata_amd.c 2 additions, 2 deletionsdrivers/ata/pata_amd.c
- drivers/ata/pata_mpiix.c 2 additions, 1 deletiondrivers/ata/pata_mpiix.c
- drivers/ata/pata_sil680.c 2 additions, 2 deletionsdrivers/ata/pata_sil680.c
- include/linux/libata.h 3 additions, 0 deletionsinclude/linux/libata.h
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