From: Joerg Roedel <jroe...@suse.de>
The functionality has been moved to irq_remapping_prepare,
so remove this function and all its call-backs.
Signed-off-by: Joerg Roedel <jroe...@suse.de>
---
arch/x86/kernel/apic/apic.c | 5 -----
drivers/iommu/amd_iommu.c | 1 -
drivers/iommu/amd_iommu_init.c | 5 -----
drivers/iommu/amd_iommu_proto.h | 1 -
drivers/iommu/intel_irq_remapping.c | 6 ------
drivers/iommu/irq_remapping.c | 11 -----------
drivers/iommu/irq_remapping.h | 3 ---
7 files changed, 32 deletions(-)
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 141f103..4484483 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1575,11 +1575,6 @@ void enable_x2apic(void)
int __init enable_IR(void)
{
#ifdef CONFIG_IRQ_REMAP
- if (!irq_remapping_supported()) {
- pr_debug("intr-remapping not supported\n");
- return -1;
- }
-
if (!x2apic_preenabled && skip_ioapic_setup) {
pr_info("Skipped enabling intr-remap because of skipping "
"io-apic setup\n");
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index a5c59b4..05ffb7c 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4114,7 +4114,6 @@ static struct irq_domain *get_irq_domain(struct
irq_alloc_info *info)
}
struct irq_remap_ops amd_iommu_irq_ops = {
- .supported = amd_iommu_supported,
.prepare = amd_iommu_prepare,
.enable = amd_iommu_enable,
.disable = amd_iommu_disable,
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index fa63016..b9ce87e 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -2133,11 +2133,6 @@ int __init amd_iommu_prepare(void)
return iommu_go_to_state(IOMMU_ACPI_FINISHED);
}
-int __init amd_iommu_supported(void)
-{
- return amd_iommu_irq_remap ? 1 : 0;
-}
-
int __init amd_iommu_enable(void)
{
int ret;
diff --git a/drivers/iommu/amd_iommu_proto.h b/drivers/iommu/amd_iommu_proto.h
index 612a221..fcf61ca 100644
--- a/drivers/iommu/amd_iommu_proto.h
+++ b/drivers/iommu/amd_iommu_proto.h
@@ -33,7 +33,6 @@ extern void amd_iommu_init_notifier(void);
extern void amd_iommu_init_api(void);
/* Needed for interrupt remapping */
-extern int amd_iommu_supported(void);
extern int amd_iommu_prepare(void);
extern int amd_iommu_enable(void);
extern void amd_iommu_disable(void);
diff --git a/drivers/iommu/intel_irq_remapping.c
b/drivers/iommu/intel_irq_remapping.c
index 0c9226f..8918f47 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -510,11 +510,6 @@ static int __init dmar_x2apic_optout(void)
return dmar->flags & DMAR_X2APIC_OPT_OUT;
}
-static int __init intel_irq_remapping_supported(void)
-{
- return 1;
-}
-
static void __init intel_cleanup_irq_remapping(void)
{
struct dmar_drhd_unit *drhd;
@@ -970,7 +965,6 @@ static struct irq_domain *intel_get_irq_domain(struct
irq_alloc_info *info)
}
struct irq_remap_ops intel_irq_remap_ops = {
- .supported = intel_irq_remapping_supported,
.prepare = intel_prepare_irq_remapping,
.enable = intel_enable_irq_remapping,
.disable = disable_irq_remapping,
diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 66517e7..6e7acd1 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -80,17 +80,6 @@ void set_irq_remapping_broken(void)
irq_remap_broken = 1;
}
-int irq_remapping_supported(void)
-{
- if (disable_irq_remap)
- return 0;
-
- if (!remap_ops || !remap_ops->supported)
- return 0;
-
- return remap_ops->supported();
-}
-
int __init irq_remapping_prepare(void)
{
remap_ops = &intel_irq_remap_ops;
diff --git a/drivers/iommu/irq_remapping.h b/drivers/iommu/irq_remapping.h
index 4bd791d..961dc49 100644
--- a/drivers/iommu/irq_remapping.h
+++ b/drivers/iommu/irq_remapping.h
@@ -36,9 +36,6 @@ extern int no_x2apic_optout;
extern int irq_remapping_enabled;
struct irq_remap_ops {
- /* Check whether Interrupt Remapping is supported */
- int (*supported)(void);
-
/* Initializes hardware and makes it ready for remapping interrupts */
int (*prepare)(void);
--
1.9.1
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