summaryrefslogtreecommitdiffstats
path: root/drivers/ata/ahci.c
diff options
context:
space:
mode:
authorTejun Heo <htejun@gmail.com>2008-04-07 15:47:21 +0200
committerJeff Garzik <jgarzik@redhat.com>2008-04-17 21:44:24 +0200
commit350756f6dab6d37ef9ed3f18dec520e88969ddac (patch)
tree825bb133cf0059e21949d31dda127fd13847339e /drivers/ata/ahci.c
parentlibata: clean up dummy port_ops (diff)
downloadlinux-350756f6dab6d37ef9ed3f18dec520e88969ddac.tar.xz
linux-350756f6dab6d37ef9ed3f18dec520e88969ddac.zip
libata: don't use ap->ioaddr in non-SFF drivers
ap->ioaddr is to carry addresses for TF and BMDMA registers of a SFF controller, don't abuse it in non-SFF controllers. Signed-off-by: Tejun Heo <htejun@gmail.com>
Diffstat (limited to 'drivers/ata/ahci.c')
-rw-r--r--drivers/ata/ahci.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 9642a7103cb6..6281f7f9eae6 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1179,7 +1179,7 @@ static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
static int ahci_kick_engine(struct ata_port *ap, int force_restart)
{
- void __iomem *port_mmio = ap->ioaddr.cmd_addr;
+ void __iomem *port_mmio = ahci_port_base(ap);
struct ahci_host_priv *hpriv = ap->host->private_data;
u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
u32 tmp;
@@ -1255,8 +1255,8 @@ static int ahci_exec_polled_cmd(struct ata_port *ap, int pmp,
static int ahci_check_ready(struct ata_link *link)
{
- void __iomem *mmio = link->ap->ioaddr.cmd_addr;
- u8 status = readl(mmio + PORT_TFDATA) & 0xFF;
+ void __iomem *port_mmio = ahci_port_base(link->ap);
+ u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
if (!(status & ATA_BUSY))
return 1;
@@ -1616,7 +1616,7 @@ static void ahci_error_intr(struct ata_port *ap, u32 irq_stat)
static void ahci_port_intr(struct ata_port *ap)
{
- void __iomem *port_mmio = ap->ioaddr.cmd_addr;
+ void __iomem *port_mmio = ahci_port_base(ap);
struct ata_eh_info *ehi = &ap->link.eh_info;
struct ahci_port_priv *pp = ap->private_data;
struct ahci_host_priv *hpriv = ap->host->private_data;
@@ -2210,7 +2210,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
for (i = 0; i < host->n_ports; i++) {
struct ata_port *ap = host->ports[i];
- void __iomem *port_mmio = ahci_port_base(ap);
ata_port_pbar_desc(ap, AHCI_PCI_BAR, -1, "abar");
ata_port_pbar_desc(ap, AHCI_PCI_BAR,
@@ -2219,12 +2218,8 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* set initial link pm policy */
ap->pm_policy = NOT_AVAILABLE;
- /* standard SATA port setup */
- if (hpriv->port_map & (1 << i))
- ap->ioaddr.cmd_addr = port_mmio;
-
/* disabled/not-implemented port */
- else
+ if (!(hpriv->port_map & (1 << i)))
ap->ops = &ata_dummy_port_ops;
}