[PATCH 2/5] iommu/vt-d: Don't check for ecap_ir_support in intel_irq_remapping_supported

From: Joerg Roedel
Date: Mon Dec 15 2014 - 10:13:43 EST


From: Joerg Roedel <jroedel@xxxxxxx>

This check needs an initialized dmar-table and is already
done in intel_prepare_irq_remapping().

Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>
---
drivers/iommu/intel_irq_remapping.c | 7 -------
1 file changed, 7 deletions(-)

diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 3ef63b8..45223ea 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -512,9 +512,6 @@ static int __init dmar_x2apic_optout(void)

static int __init intel_irq_remapping_supported(void)
{
- struct dmar_drhd_unit *drhd;
- struct intel_iommu *iommu;
-
if (disable_irq_remap)
return 0;
if (irq_remap_broken) {
@@ -532,10 +529,6 @@ static int __init intel_irq_remapping_supported(void)
if (!dmar_ir_support())
return 0;

- for_each_iommu(iommu, drhd)
- if (!ecap_ir_support(iommu->ecap))
- return 0;
-
return 1;
}

--
1.9.1

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