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OvmfPkg/VirtioLib: take VirtIo instance in VirtioRingInit/VirtioRingUninit

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Passing the VirtIo protocol instance will allow the vring to use
VIRTIO_DEVICE_PROTOCOL.AllocateSharedPages () to allocate vring buffer.

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>
This commit is contained in:
Brijesh Singh
2017-08-23 06:57:17 -04:00
committed by Laszlo Ersek
parent 0a78d754ed
commit fc2c1543e5
8 changed files with 44 additions and 26 deletions
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7
OvmfPkg/VirtioRngDxe/VirtioRng.c
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@@ -6,6 +6,7 @@
Copyright (C) 2012, Red Hat, Inc.
Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2017, AMD Inc, All rights reserved.<BR>
This driver:
@@ -275,7 +276,7 @@ VirtioRngInit (
goto Failed;
}
Status = VirtioRingInit (QueueSize, &Dev->Ring);
Status = VirtioRingInit (Dev->VirtIo, QueueSize, &Dev->Ring);
if (EFI_ERROR (Status)) {
goto Failed;
}
@@ -331,7 +332,7 @@ VirtioRngInit (
return EFI_SUCCESS;
ReleaseQueue:
VirtioRingUninit (&Dev->Ring);
VirtioRingUninit (Dev->VirtIo, &Dev->Ring);
Failed:
//
@@ -358,7 +359,7 @@ VirtioRngUninit (
// the old comms area.
//
Dev->VirtIo->SetDeviceStatus (Dev->VirtIo, 0);
VirtioRingUninit (&Dev->Ring);
VirtioRingUninit (Dev->VirtIo, &Dev->Ring);
}
//