OvmfPkg/VirtioNetDxe: map VRINGs using VirtioRingMap()
When device is behind the IOMMU then driver need to pass the device address when programing the bus master. The patch uses VirtioRingMap() to map the VRING system physical address[es] to device address[es]. Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Jordan Justen <jordan.l.justen@intel.com> Cc: Tom Lendacky <thomas.lendacky@amd.com> Cc: Laszlo Ersek <lersek@redhat.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com> Regression-tested-by: Laszlo Ersek <lersek@redhat.com> Tested-by: Laszlo Ersek <lersek@redhat.com>
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Laszlo Ersek
parent
55dd5a673b
commit
940baec09c
@@ -55,15 +55,19 @@ VirtioNetShutdownTx (
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/**
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Release TX and RX VRING resources.
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@param[in,out] Dev The VNET_DEV driver instance which was using the ring.
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@param[in,out] Ring The virtio ring to clean up.
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@param[in,out] Dev The VNET_DEV driver instance which was using
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the ring.
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@param[in,out] Ring The virtio ring to clean up.
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@param[in] RingMap A token return from the VirtioRingMap()
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*/
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VOID
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EFIAPI
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VirtioNetUninitRing (
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IN OUT VNET_DEV *Dev,
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IN OUT VRING *Ring
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IN OUT VRING *Ring,
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IN VOID *RingMap
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)
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{
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Dev->VirtIo->UnmapSharedBuffer (Dev->VirtIo, RingMap);
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VirtioRingUninit (Dev->VirtIo, Ring);
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}
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