Revert "vring: Force use of DMA API for ARM-based systems with legacy devices"

[karo-tx-linux.git] / drivers / virtio / virtio_ring.c

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 7e38ed79c3fc0f2c095164d480f75b31630a6694..409aeaa49246a0edd7c6da07ca38b58c3f876109 100644 (file)
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -159,13 +159,6 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
        if (xen_domain())
                return true;
 
-       /*
-        * On ARM-based machines, the DMA ops will do the right thing,
-        * so always use them with legacy devices.
-        */
-       if (IS_ENABLED(CONFIG_ARM) || IS_ENABLED(CONFIG_ARM64))
-               return !virtio_has_feature(vdev, VIRTIO_F_VERSION_1);
-
        return false;
 }