diff options
| author | Alexander Graf <agraf@suse.de> | 2013-04-16 15:42:19 (GMT) |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2013-04-26 18:27:25 (GMT) |
| commit | de9ba2f36368d21314860ee24893a6ffef01e548 (patch) | |
| tree | 32b5a67e3c6e1b4d74f7411910acf92549cb1e4f /arch/powerpc/include | |
| parent | eb1e4f43e0f47f2655372c7d32c43db9711c278e (diff) | |
| download | linux-de9ba2f36368d21314860ee24893a6ffef01e548.tar.xz | |
KVM: PPC: Support irq routing and irqfd for in-kernel MPIC
Now that all the irq routing and irqfd pieces are generic, we can expose
real irqchip support to all of KVM's internal helpers.
This allows us to use irqfd with the in-kernel MPIC.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_host.h | 7 | ||||
| -rw-r--r-- | arch/powerpc/include/uapi/asm/kvm.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index c3f8cef..13740a6 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -44,6 +44,10 @@ #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 #endif +/* These values are internal and can be increased later */ +#define KVM_NR_IRQCHIPS 1 +#define KVM_IRQCHIP_NUM_PINS 256 + #if !defined(CONFIG_KVM_440) #include <linux/mmu_notifier.h> @@ -256,6 +260,9 @@ struct kvm_arch { #ifdef CONFIG_PPC_BOOK3S_64 struct list_head spapr_tce_tables; #endif +#ifdef CONFIG_KVM_MPIC + struct openpic *mpic; +#endif }; /* diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h index 02ad966..ca87106 100644 --- a/arch/powerpc/include/uapi/asm/kvm.h +++ b/arch/powerpc/include/uapi/asm/kvm.h @@ -25,6 +25,7 @@ /* Select powerpc specific features in <linux/kvm.h> */ #define __KVM_HAVE_SPAPR_TCE #define __KVM_HAVE_PPC_SMT +#define __KVM_HAVE_IRQCHIP struct kvm_regs { __u64 pc; |