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envelope-from=kshk@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This field is only used when S390PCIBusDevice exists, so it can be moved there to simplify S390PCIIOMMU towards a structure that contains only the IOMMU container information needed by the PCI layer for a given slot. This also allows to save/restore this field during migration. Reviewed-by: Farhan Ali Reviewed-by: Matthew Rosato Signed-off-by: Konstantin Shkolnyy --- hw/s390x/s390-pci-bus.c | 4 ++-- hw/s390x/s390-pci-inst.c | 10 +++++----- include/hw/s390x/s390-pci-bus.h | 2 +- 3 files changed, 8 insertions(+), 8 deletions(-) diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index ec54eb64a6..6cf54b8ab6 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -565,7 +565,7 @@ static IOMMUTLBEntry s390_translate_iommu(IOMMUMemoryRegion *mr, hwaddr addr, trace_s390_pci_iommu_xlate(addr); - if (addr < iommu->pba || addr > iommu->pal) { + if (addr < pbdev->pba || addr > iommu->pal) { error = ERR_EVENT_OORANGE; goto err; } @@ -602,7 +602,7 @@ static void s390_pci_ioat_replay(S390PCIBusDevice *pbdev) hwaddr curr, end; S390PCIIOMMU *iommu = pbdev->iommu; - curr = iommu->pba; + curr = pbdev->pba; end = iommu->pal; if (pbdev->dm_mr) { diff --git a/hw/s390x/s390-pci-inst.c b/hw/s390x/s390-pci-inst.c index 22b477ab38..aa2bc98254 100644 --- a/hw/s390x/s390-pci-inst.c +++ b/hw/s390x/s390-pci-inst.c @@ -770,7 +770,7 @@ int rpcit_service_call(S390CPU *cpu, uint8_t r1, uint8_t r2, uintptr_t ra) goto err; } - if (end < start || end < iommu->pba || start > iommu->pal) { + if (end < start || end < pbdev->pba || start > iommu->pal) { error = ERR_EVENT_OORANGE; goto err; } @@ -778,7 +778,7 @@ int rpcit_service_call(S390CPU *cpu, uint8_t r1, uint8_t r2, uintptr_t ra) * If the specified range at least partially overlaps the registered * aperture, clamp the request to the aperture and ignore the rest. */ - sstart = MAX(start, iommu->pba); + sstart = MAX(start, pbdev->pba); end = MIN(end, iommu->pal + 1); retry: @@ -1054,7 +1054,7 @@ static int reg_ioat(CPUS390XState *env, S390PCIBusDevice *pbdev, ZpciFib fib, return -EINVAL; } - iommu->pba = pba; + pbdev->pba = pba; iommu->pal = pal; pbdev->g_iota = g_iota; @@ -1071,7 +1071,7 @@ void pci_dereg_ioat(S390PCIBusDevice *pbdev) { S390PCIIOMMU *iommu = pbdev->iommu; s390_pci_iommu_disable(pbdev); - iommu->pba = 0; + pbdev->pba = 0; iommu->pal = 0; pbdev->g_iota = 0; } @@ -1444,7 +1444,7 @@ int stpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar, return 0; } - stq_be_p(&fib.pba, pbdev->iommu->pba); + stq_be_p(&fib.pba, pbdev->pba); stq_be_p(&fib.pal, pbdev->iommu->pal); stq_be_p(&fib.iota, pbdev->g_iota); stq_be_p(&fib.aibv, pbdev->routes.adapter.ind_addr); diff --git a/include/hw/s390x/s390-pci-bus.h b/include/hw/s390x/s390-pci-bus.h index a7d1f1ade2..42f39a5cf0 100644 --- a/include/hw/s390x/s390-pci-bus.h +++ b/include/hw/s390x/s390-pci-bus.h @@ -275,7 +275,6 @@ struct S390PCIIOMMU { Object parent_obj; AddressSpace as; MemoryRegion mr; - uint64_t pba; uint64_t pal; uint64_t max_dma_limit; }; @@ -352,6 +351,7 @@ struct S390PCIBusDevice { MemoryRegion *dm_mr; GHashTable *iotlb; uint64_t g_iota; + uint64_t pba; S390PCIDMACount *dma_limit; MemoryRegion msix_notify_mr; IndAddr *summary_ind; -- 2.34.1