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path: root/drivers/ide/legacy/ide_platform.c
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Diffstat (limited to 'drivers/ide/legacy/ide_platform.c')
-rw-r--r--drivers/ide/legacy/ide_platform.c77
1 files changed, 30 insertions, 47 deletions
diff --git a/drivers/ide/legacy/ide_platform.c b/drivers/ide/legacy/ide_platform.c
index 7bb79f53dac..26c82ce602d 100644
--- a/drivers/ide/legacy/ide_platform.c
+++ b/drivers/ide/legacy/ide_platform.c
@@ -21,56 +21,39 @@
#include <linux/platform_device.h>
#include <linux/io.h>
-static struct {
- void __iomem *plat_ide_mapbase;
- void __iomem *plat_ide_alt_mapbase;
- ide_hwif_t *hwif;
- int index;
-} hwif_prop;
-
-static ide_hwif_t *__devinit plat_ide_locate_hwif(void __iomem *base,
- void __iomem *ctrl, struct pata_platform_info *pdata, int irq,
- int mmio)
+static void __devinit plat_ide_setup_ports(hw_regs_t *hw,
+ void __iomem *base,
+ void __iomem *ctrl,
+ struct pata_platform_info *pdata,
+ int irq)
{
unsigned long port = (unsigned long)base;
- ide_hwif_t *hwif = ide_find_port(port);
int i;
- if (hwif == NULL)
- goto out;
-
- hwif->io_ports[IDE_DATA_OFFSET] = port;
+ hw->io_ports[IDE_DATA_OFFSET] = port;
port += (1 << pdata->ioport_shift);
for (i = IDE_ERROR_OFFSET; i <= IDE_STATUS_OFFSET;
i++, port += (1 << pdata->ioport_shift))
- hwif->io_ports[i] = port;
-
- hwif->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)ctrl;
+ hw->io_ports[i] = port;
- hwif->irq = irq;
+ hw->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)ctrl;
- hwif->chipset = ide_generic;
+ hw->irq = irq;
- if (mmio) {
- hwif->mmio = 1;
- default_hwif_mmiops(hwif);
- }
-
- hwif_prop.hwif = hwif;
- hwif_prop.index = hwif->index;
-out:
- return hwif;
+ hw->chipset = ide_generic;
}
static int __devinit plat_ide_probe(struct platform_device *pdev)
{
struct resource *res_base, *res_alt, *res_irq;
+ void __iomem *base, *alt_base;
ide_hwif_t *hwif;
struct pata_platform_info *pdata;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
int ret = 0;
int mmio = 0;
+ hw_regs_t hw;
pdata = pdev->dev.platform_data;
@@ -95,30 +78,37 @@ static int __devinit plat_ide_probe(struct platform_device *pdev)
}
if (mmio) {
- hwif_prop.plat_ide_mapbase = devm_ioremap(&pdev->dev,
+ base = devm_ioremap(&pdev->dev,
res_base->start, res_base->end - res_base->start + 1);
- hwif_prop.plat_ide_alt_mapbase = devm_ioremap(&pdev->dev,
+ alt_base = devm_ioremap(&pdev->dev,
res_alt->start, res_alt->end - res_alt->start + 1);
} else {
- hwif_prop.plat_ide_mapbase = devm_ioport_map(&pdev->dev,
+ base = devm_ioport_map(&pdev->dev,
res_base->start, res_base->end - res_base->start + 1);
- hwif_prop.plat_ide_alt_mapbase = devm_ioport_map(&pdev->dev,
+ alt_base = devm_ioport_map(&pdev->dev,
res_alt->start, res_alt->end - res_alt->start + 1);
}
- hwif = plat_ide_locate_hwif(hwif_prop.plat_ide_mapbase,
- hwif_prop.plat_ide_alt_mapbase, pdata, res_irq->start, mmio);
-
+ hwif = ide_find_port((unsigned long)base);
if (!hwif) {
ret = -ENODEV;
goto out;
}
- hwif->gendev.parent = &pdev->dev;
- hwif->noprobe = 0;
+
+ memset(&hw, 0, sizeof(hw));
+ plat_ide_setup_ports(&hw, base, alt_base, pdata, res_irq->start);
+ hw.dev = &pdev->dev;
+
+ ide_init_port_hw(hwif, &hw);
+
+ if (mmio) {
+ hwif->mmio = 1;
+ default_hwif_mmiops(hwif);
+ }
idx[0] = hwif->index;
- ide_device_add(idx);
+ ide_device_add(idx, NULL);
platform_set_drvdata(pdev, hwif);
@@ -132,14 +122,7 @@ static int __devexit plat_ide_remove(struct platform_device *pdev)
{
ide_hwif_t *hwif = pdev->dev.driver_data;
- if (hwif != hwif_prop.hwif) {
- dev_printk(KERN_DEBUG, &pdev->dev, "%s: hwif value error",
- pdev->name);
- } else {
- ide_unregister(hwif_prop.index);
- hwif_prop.index = 0;
- hwif_prop.hwif = NULL;
- }
+ ide_unregister(hwif->index, 0, 0);
return 0;
}