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authorAlan Cox <alan@redhat.com>2009-01-05 17:16:39 +0300
committerJeff Garzik <jgarzik@redhat.com>2009-01-09 00:34:27 +0300
commit871af1210f13966ab911ed2166e4ab2ce775b99d (patch)
treef17f0016f6e966d54a379a3de6e6bbde3b9359fe /drivers/ata/pata_ali.c
parente427fe042cf90c0652eed9a85e57a8fd8af89890 (diff)
downloadlinux-871af1210f13966ab911ed2166e4ab2ce775b99d.tar.xz
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>
Diffstat (limited to 'drivers/ata/pata_ali.c')
-rw-r--r--drivers/ata/pata_ali.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index a4f9e39442c6..a7999c19f0c9 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -151,8 +151,7 @@ static void ali_fifo_control(struct ata_port *ap, struct ata_device *adev, int o
pci_read_config_byte(pdev, pio_fifo, &fifo);
fifo &= ~(0x0F << shift);
- if (on)
- fifo |= (on << shift);
+ fifo |= (on << shift);
pci_write_config_byte(pdev, pio_fifo, fifo);
}
@@ -370,10 +369,11 @@ static struct ata_port_operations ali_early_port_ops = {
.inherits = &ata_sff_port_ops,
.cable_detect = ata_cable_40wire,
.set_piomode = ali_set_piomode,
+ .sff_data_xfer = ata_sff_data_xfer32,
};
static const struct ata_port_operations ali_dma_base_ops = {
- .inherits = &ata_bmdma_port_ops,
+ .inherits = &ata_bmdma32_port_ops,
.set_piomode = ali_set_piomode,
.set_dmamode = ali_set_dmamode,
};