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path: root/drivers/ide/mips/swarm.c
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Diffstat (limited to 'drivers/ide/mips/swarm.c')
-rw-r--r--drivers/ide/mips/swarm.c28
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/ide/mips/swarm.c b/drivers/ide/mips/swarm.c
index 52fee3d2771a..9f1212cc4aed 100644
--- a/drivers/ide/mips/swarm.c
+++ b/drivers/ide/mips/swarm.c
@@ -61,6 +61,11 @@ static struct resource swarm_ide_resource = {
static struct platform_device *swarm_ide_dev;
+static const struct ide_port_info swarm_port_info = {
+ .name = DRV_NAME,
+ .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
+};
+
/*
* swarm_ide_probe - if the board header indicates the existence of
* Generic Bus IDE, allocate a HWIF for it.
@@ -77,12 +82,6 @@ static int __devinit swarm_ide_probe(struct device *dev)
if (!SIBYTE_HAVE_IDE)
return -ENODEV;
- hwif = ide_find_port();
- if (hwif == NULL) {
- printk(KERN_ERR DRV_NAME ": no free slot for interface\n");
- return -ENOMEM;
- }
-
base = ioremap(A_IO_EXT_BASE, 0x800);
offset = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_START_ADDR, IDE_CS));
size = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_MULT_SIZE, IDE_CS));
@@ -109,10 +108,6 @@ static int __devinit swarm_ide_probe(struct device *dev)
base = ioremap(offset, size);
- /* Setup MMIO ops. */
- hwif->host_flags = IDE_HFLAG_MMIO;
- default_hwif_mmiops(hwif);
-
for (i = 0; i <= 7; i++)
hw.io_ports_array[i] =
(unsigned long)(base + ((0x1f0 + i) << 5));
@@ -121,15 +116,26 @@ static int __devinit swarm_ide_probe(struct device *dev)
hw.irq = K_INT_GB_IDE;
hw.chipset = ide_generic;
+ hwif = ide_find_port_slot(&swarm_port_info);
+ if (hwif == NULL)
+ goto err;
+
ide_init_port_hw(hwif, &hw);
+ /* Setup MMIO ops. */
+ default_hwif_mmiops(hwif);
+
idx[0] = hwif->index;
- ide_device_add(idx, NULL);
+ ide_device_add(idx, &swarm_port_info);
dev_set_drvdata(dev, hwif);
return 0;
+err:
+ release_resource(&swarm_ide_resource);
+ iounmap(base);
+ return -ENOMEM;
}
static struct device_driver swarm_ide_driver = {