linux-kernel - [PATCH v3 12/38] virtio_iommu: correct tags for config space fields

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Message-ID: <20200805134226.1106164-13-mst@redhat.com>
Date:   Wed, 5 Aug 2020 09:43:48 -0400
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Cornelia Huck <cohuck@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        virtualization@...ts.linux-foundation.org
Subject: [PATCH v3 12/38] virtio_iommu: correct tags for config space fields

Since this is a modern-only device,
tag config space fields as having little endian-ness.

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@...aro.org>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@...aro.org>
Reviewed-by: Cornelia Huck <cohuck@...hat.com>
---
 include/uapi/linux/virtio_iommu.h | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/uapi/linux/virtio_iommu.h b/include/uapi/linux/virtio_iommu.h
index 48e3c29223b5..237e36a280cb 100644
--- a/include/uapi/linux/virtio_iommu.h
+++ b/include/uapi/linux/virtio_iommu.h
@@ -18,24 +18,24 @@
 #define VIRTIO_IOMMU_F_MMIO			5
 
 struct virtio_iommu_range_64 {
-	__u64					start;
-	__u64					end;
+	__le64					start;
+	__le64					end;
 };
 
 struct virtio_iommu_range_32 {
-	__u32					start;
-	__u32					end;
+	__le32					start;
+	__le32					end;
 };
 
 struct virtio_iommu_config {
 	/* Supported page sizes */
-	__u64					page_size_mask;
+	__le64					page_size_mask;
 	/* Supported IOVA range */
 	struct virtio_iommu_range_64		input_range;
 	/* Max domain ID size */
 	struct virtio_iommu_range_32		domain_range;
 	/* Probe buffer size */
-	__u32					probe_size;
+	__le32					probe_size;
 };
 
 /* Request types */
-- 
MST