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| author | Alan Cox <alan@redhat.com> | 2009-01-05 14:16:39 +0000 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2009-01-08 16:34:27 -0500 |
| commit | 871af1210f13966ab911ed2166e4ab2ce775b99d (patch) | |
| tree | f17f0016f6e966d54a379a3de6e6bbde3b9359fe /drivers/ata/pata_mpiix.c | |
| parent | e427fe042cf90c0652eed9a85e57a8fd8af89890 (diff) | |
| download | kernel_samsung_smdk4412-871af1210f13966ab911ed2166e4ab2ce775b99d.zip kernel_samsung_smdk4412-871af1210f13966ab911ed2166e4ab2ce775b99d.tar.gz kernel_samsung_smdk4412-871af1210f13966ab911ed2166e4ab2ce775b99d.tar.bz2 | |
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_mpiix.c')
| -rw-r--r-- | drivers/ata/pata_mpiix.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ata/pata_mpiix.c b/drivers/ata/pata_mpiix.c index 7c8faa4..aa576ca 100644 --- a/drivers/ata/pata_mpiix.c +++ b/drivers/ata/pata_mpiix.c @@ -35,7 +35,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_mpiix" -#define DRV_VERSION "0.7.6" +#define DRV_VERSION "0.7.7" enum { IDETIM = 0x6C, /* IDE control register */ @@ -146,6 +146,7 @@ static struct ata_port_operations mpiix_port_ops = { .cable_detect = ata_cable_40wire, .set_piomode = mpiix_set_piomode, .prereset = mpiix_pre_reset, + .sff_data_xfer = ata_sff_data_xfer32, }; static int mpiix_init_one(struct pci_dev *dev, const struct pci_device_id *id) |