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Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-sff.c12
-rw-r--r--drivers/ata/sata_uli.c3
2 files changed, 10 insertions, 5 deletions
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 623cec914c9..114fa81deb8 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -870,7 +870,8 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int
pci_resource_start(pdev, 1) | ATA_PCI_CTL_OFS;
bmdma = pci_resource_start(pdev, 4);
if (bmdma) {
- if (inb(bmdma + 2) & 0x80)
+ if ((!(port[p]->flags & ATA_FLAG_IGN_SIMPLEX)) &&
+ (inb(bmdma + 2) & 0x80))
probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
probe_ent->port[p].bmdma_addr = bmdma;
}
@@ -886,7 +887,8 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int
bmdma = pci_resource_start(pdev, 4);
if (bmdma) {
bmdma += 8;
- if(inb(bmdma + 2) & 0x80)
+ if ((!(port[p]->flags & ATA_FLAG_IGN_SIMPLEX)) &&
+ (inb(bmdma + 2) & 0x80))
probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
probe_ent->port[p].bmdma_addr = bmdma;
}
@@ -920,7 +922,8 @@ static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev,
probe_ent->port[0].ctl_addr = ATA_PRIMARY_CTL;
if (bmdma) {
probe_ent->port[0].bmdma_addr = bmdma;
- if (inb(bmdma + 2) & 0x80)
+ if ((!(port[0]->flags & ATA_FLAG_IGN_SIMPLEX)) &&
+ (inb(bmdma + 2) & 0x80))
probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
}
ata_std_ports(&probe_ent->port[0]);
@@ -937,7 +940,8 @@ static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev,
probe_ent->port[1].ctl_addr = ATA_SECONDARY_CTL;
if (bmdma) {
probe_ent->port[1].bmdma_addr = bmdma + 8;
- if (inb(bmdma + 10) & 0x80)
+ if ((!(port[1]->flags & ATA_FLAG_IGN_SIMPLEX)) &&
+ (inb(bmdma + 10) & 0x80))
probe_ent->_host_flags |= ATA_HOST_SIMPLEX;
}
ata_std_ports(&probe_ent->port[1]);
diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c
index 5c603ca3a50..a43aec62d50 100644
--- a/drivers/ata/sata_uli.c
+++ b/drivers/ata/sata_uli.c
@@ -128,7 +128,8 @@ static const struct ata_port_operations uli_ops = {
static struct ata_port_info uli_port_info = {
.sht = &uli_sht,
- .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ ATA_FLAG_IGN_SIMPLEX,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
.port_ops = &uli_ops,