[PATCH v3 37/38] virtio_config: drop LE option from config space
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2020-08-05 19:29:08
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Subsystem:
the rest, virtio core · Maintainers:
Linus Torvalds, "Michael S. Tsirkin", Jason Wang
All drivers now use virtio_cread/write_le for LE config space fields. Drop LE option from virtio_cread/write, only leaving the option to access transitional fields. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> --- include/linux/virtio_config.h | 28 ++-------------------------- 1 file changed, 2 insertions(+), 26 deletions(-)
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index cc7a2b1fd7b2..ecb166c824bb 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h@@ -293,19 +293,7 @@ static inline __virtio64 cpu_to_virtio64(struct virtio_device *vdev, u64 val) __u8: (x), \ __virtio16: virtio16_to_cpu((vdev), (x)), \ __virtio32: virtio32_to_cpu((vdev), (x)), \ - __virtio64: virtio64_to_cpu((vdev), (x)), \ - /* - * Why define a default? checker can distinguish between - * e.g. __u16, __le16 and __virtio16, but GCC can't so - * attempts to define variants for both look like a duplicate - * variant to it. - */ \ - default: _Generic((x), \ - __u8: (x), \ - __le16: virtio16_to_cpu((vdev), (__force __virtio16)(x)), \ - __le32: virtio32_to_cpu((vdev), (__force __virtio32)(x)), \ - __le64: virtio64_to_cpu((vdev), (__force __virtio64)(x)) \ - ) \ + __virtio64: virtio64_to_cpu((vdev), (x)) \ ) #define cpu_to_virtio(vdev, x, m) \
@@ -313,19 +301,7 @@ static inline __virtio64 cpu_to_virtio64(struct virtio_device *vdev, u64 val) __u8: (x), \ __virtio16: cpu_to_virtio16((vdev), (x)), \ __virtio32: cpu_to_virtio32((vdev), (x)), \ - __virtio64: cpu_to_virtio64((vdev), (x)), \ - /* - * Why define a default? checker can distinguish between - * e.g. __u16, __le16 and __virtio16, but GCC can't so - * attempts to define variants for both look like a duplicate - * variant to it. - */ \ - default: _Generic((m), \ - __u8: (x), \ - __le16: (__force __le16)cpu_to_virtio16((vdev), (x)), \ - __le32: (__force __le32)cpu_to_virtio32((vdev), (x)), \ - __le64: (__force __le64)cpu_to_virtio64((vdev), (x)) \ - ) \ + __virtio64: cpu_to_virtio64((vdev), (x)) \ ) #define __virtio_native_type(structname, member) \
--
MST
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