diff options
| author | Pavel Fedin <p.fedin@samsung.com> | 2016-10-04 13:28:09 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-10-04 13:28:09 +0100 |
| commit | 767a554a0c752cff1e1d17550aefd4e9dca881d6 (patch) | |
| tree | b552f455753e97f9161d9054edf1e22d1773a065 /include | |
| parent | 1b20616f261f28ef971c2b40066b968206104501 (diff) | |
| download | qemu-767a554a0c752cff1e1d17550aefd4e9dca881d6.tar.gz | |
kvm-all: Pass requester ID to MSI routing functions
Introduce global kvm_msi_use_devid flag plus associated
kvm_msi_devid_required() macro. Passes the device ID,
if needed, while building the MSI route entry. Device IDs are
required by the ARM GICv3 ITS (IRQ remapping function is based on
this information).
Signed-off-by: Pavel Fedin <p.fedin@samsung.com>
Signed-off-by: Eric Auger <eric.auger@redhat.com>
Message-id: 1474616617-366-5-git-send-email-eric.auger@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sysemu/kvm.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h index 3e17ba76ce..df67cc0672 100644 --- a/include/sysemu/kvm.h +++ b/include/sysemu/kvm.h @@ -53,6 +53,7 @@ extern bool kvm_gsi_direct_mapping; extern bool kvm_readonly_mem_allowed; extern bool kvm_direct_msi_allowed; extern bool kvm_ioeventfd_any_length_allowed; +extern bool kvm_msi_use_devid; #if defined CONFIG_KVM || !defined NEED_CPU_H #define kvm_enabled() (kvm_allowed) @@ -169,6 +170,13 @@ extern bool kvm_ioeventfd_any_length_allowed; */ #define kvm_ioeventfd_any_length_enabled() (kvm_ioeventfd_any_length_allowed) +/** + * kvm_msi_devid_required: + * Returns: true if KVM requires a device id to be provided while + * defining an MSI routing entry. + */ +#define kvm_msi_devid_required() (kvm_msi_use_devid) + #else #define kvm_enabled() (0) #define kvm_irqchip_in_kernel() (false) @@ -184,6 +192,7 @@ extern bool kvm_ioeventfd_any_length_allowed; #define kvm_readonly_mem_enabled() (false) #define kvm_direct_msi_enabled() (false) #define kvm_ioeventfd_any_length_enabled() (false) +#define kvm_msi_devid_required() (false) #endif struct kvm_run; |