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Diffstat (limited to 'arch/x86/platform/intel-mid/device_libs/platform_wdt.c')
-rw-r--r--arch/x86/platform/intel-mid/device_libs/platform_wdt.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_wdt.c b/arch/x86/platform/intel-mid/device_libs/platform_wdt.c
index 973cf3bfa9f..0b283d4d0ad 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_wdt.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_wdt.c
@@ -26,28 +26,18 @@ static struct platform_device wdt_dev = {
static int tangier_probe(struct platform_device *pdev)
{
- int ioapic;
- int irq;
+ int gsi;
struct intel_mid_wdt_pdata *pdata = pdev->dev.platform_data;
- struct io_apic_irq_attr irq_attr = { 0 };
if (!pdata)
return -EINVAL;
- irq = pdata->irq;
- ioapic = mp_find_ioapic(irq);
- if (ioapic >= 0) {
- int ret;
- irq_attr.ioapic = ioapic;
- irq_attr.ioapic_pin = irq;
- irq_attr.trigger = 1;
- /* irq_attr.polarity = 0; -> Active high */
- ret = io_apic_set_pci_routing(NULL, irq, &irq_attr);
- if (ret)
- return ret;
- } else {
+ /* IOAPIC builds identity mapping between GSI and IRQ on MID */
+ gsi = pdata->irq;
+ if (mp_set_gsi_attr(gsi, 1, 0, cpu_to_node(0)) ||
+ mp_map_gsi_to_irq(gsi, IOAPIC_MAP_ALLOC) <= 0) {
dev_warn(&pdev->dev, "cannot find interrupt %d in ioapic\n",
- irq);
+ gsi);
return -EINVAL;
}