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>
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index 0ec9c7d..63719ab9e 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -24,7 +24,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_amd"
-#define DRV_VERSION "0.3.10"
+#define DRV_VERSION "0.3.11"
/**
* timing_setup - shared timing computation and load
@@ -345,7 +345,7 @@
};
static const struct ata_port_operations amd_base_port_ops = {
- .inherits = &ata_bmdma_port_ops,
+ .inherits = &ata_bmdma32_port_ops,
.prereset = amd_pre_reset,
};