Commit bfcec59a authored by Yi Min Zhao's avatar Yi Min Zhao Committed by Christian Borntraeger
Browse files

s390x/pci: code cleanup 



Now that each S390 PCI device uses an IO region as MSIX region. The
code in s390_translate_iommu() will never be triggered. Let's remove
it.

Signed-off-by: default avatarYi Min Zhao <zyimin@linux.vnet.ibm.com>
Reviewed-by: default avatarPierre Morel <pmorel@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 8f955950

hw/s390x/s390-pci-bus.c

+0 −11
Original line number Diff line number Diff line
@@ -404,17 +404,6 @@ static IOMMUTLBEntry s390_translate_iommu(MemoryRegion *iommu, hwaddr addr, 


    DPRINTF("iommu trans addr 0x%" PRIx64 "\n", addr);



    /* s390 does not have an APIC mapped to main storage so we use

     * a separate AddressSpace only for msix notifications

     */

    if (addr == ZPCI_MSI_ADDR) {

        ret.iova = addr;

        ret.translated_addr = addr;

        ret.addr_mask = 0xfff;

        ret.perm = IOMMU_RW;

        return ret;

    }



    if (addr < pbdev->pba || addr > pbdev->pal) {

        return ret;

    }