diff options
| author | Eric Auger <eric.auger@redhat.com> | 2018-06-26 17:50:42 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-06-26 17:50:42 +0100 |
| commit | 832e4222c82071e4399cffdecd605abed5ac0c27 (patch) | |
| tree | d48f9f61abf26ee9b2bd77aa3fbfca3f3d4213b8 /include/hw/arm | |
| parent | cc27ed81cf11d5b7ffc7eca9f31dfcd82c983c56 (diff) | |
| download | qemu-832e4222c82071e4399cffdecd605abed5ac0c27.zip | |
hw/arm/smmuv3: Add notifications on invalidation
On TLB invalidation commands, let's call registered
IOMMU notifiers. Those can only be UNMAP notifiers.
SMMUv3 does not support notification on MAP (VFIO).
This patch allows vhost use case where IOTLB API is notified
on each guest IOTLB invalidation.
Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1529653501-15358-5-git-send-email-eric.auger@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/arm')
| -rw-r--r-- | include/hw/arm/smmu-common.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h index d173806f1a..50e2912a95 100644 --- a/include/hw/arm/smmu-common.h +++ b/include/hw/arm/smmu-common.h @@ -160,4 +160,10 @@ void smmu_iotlb_inv_all(SMMUState *s); void smmu_iotlb_inv_asid(SMMUState *s, uint16_t asid); void smmu_iotlb_inv_iova(SMMUState *s, uint16_t asid, dma_addr_t iova); +/* Unmap the range of all the notifiers registered to any IOMMU mr */ +void smmu_inv_notifiers_all(SMMUState *s); + +/* Unmap the range of all the notifiers registered to @mr */ +void smmu_inv_notifiers_mr(IOMMUMemoryRegion *mr); + #endif /* HW_ARM_SMMU_COMMON */ |