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authorJoerg Roedel <joerg.roedel@amd.com>2012-03-30 22:47:06 +0400
committerJoerg Roedel <joerg.roedel@amd.com>2012-05-07 16:35:00 +0400
commit263b5e8629c9ce21c9cd4c0e29c097afb1c10ef3 (patch)
tree5cd19f863f505982c9aa8331b62541e08eae2535 /arch/x86/kernel/apic/io_apic.c
parent5e2b930b0784a30c98dee8e9d79c1f84c31f7209 (diff)
downloadlinux-263b5e8629c9ce21c9cd4c0e29c097afb1c10ef3.tar.xz
x86, iommu/vt-d: Clean up interfaces for interrupt remapping
Remove the Intel specific interfaces from dmar.h and remove asm/irq_remapping.h which is only used for io_apic.c anyway. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Acked-by: Yinghai Lu <yinghai@kernel.org> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'arch/x86/kernel/apic/io_apic.c')
-rw-r--r--arch/x86/kernel/apic/io_apic.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 3db693bda91d..073edd1d3c66 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -58,7 +58,6 @@
#include <asm/hypertransport.h>
#include <asm/setup.h>
#include <asm/intr_remapping.h>
-#include <asm/irq_remapping.h>
#include <asm/hpet.h>
#include <asm/hw_irq.h>
@@ -87,6 +86,22 @@ void __init set_io_apic_ops(const struct io_apic_ops *ops)
io_apic_ops = *ops;
}
+#ifdef CONFIG_IRQ_REMAP
+static void irq_remap_modify_chip_defaults(struct irq_chip *chip);
+static inline bool irq_remapped(struct irq_cfg *cfg)
+{
+ return cfg->irq_2_iommu.iommu != NULL;
+}
+#else
+static inline bool irq_remapped(struct irq_cfg *cfg)
+{
+ return false;
+}
+static inline void irq_remap_modify_chip_defaults(struct irq_chip *chip)
+{
+}
+#endif
+
/*
* Is the SiS APIC rmw bug present ?
* -1 = don't know, 0 = no, 1 = yes