netdev - [PATCH 1/2] tools/virtio: Add dma sync api for virtio test

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Message-Id: <20230926050021.717-1-liming.wu@jaguarmicro.com>
Date: Tue, 26 Sep 2023 13:00:19 +0800
From: liming.wu@...uarmicro.com
To: "Michael S . Tsirkin" <mst@...hat.com>,
	Jason Wang <jasowang@...hat.com>
Cc: kvm@...r.kernel.org,
	virtualization@...ts.linux-foundation.org,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	398776277@...com,
	Liming Wu <liming.wu@...uarmicro.com>
Subject: [PATCH 1/2] tools/virtio: Add dma sync api for virtio test

From: Liming Wu <liming.wu@...uarmicro.com>

Fixes: 8bd2f71054bd ("virtio_ring: introduce dma sync api for virtqueue")
also add dma sync api for virtio test.

Signed-off-by: Liming Wu <liming.wu@...uarmicro.com>
---
 tools/virtio/linux/dma-mapping.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tools/virtio/linux/dma-mapping.h b/tools/virtio/linux/dma-mapping.h
index 834a90bd3270..822ecaa8e4df 100644
--- a/tools/virtio/linux/dma-mapping.h
+++ b/tools/virtio/linux/dma-mapping.h
@@ -24,11 +24,23 @@ enum dma_data_direction {
 #define dma_map_page(d, p, o, s, dir) (page_to_phys(p) + (o))
 
 #define dma_map_single(d, p, s, dir) (virt_to_phys(p))
+#define dma_map_single_attrs(d, p, s, dir, a) (virt_to_phys(p))
 #define dma_mapping_error(...) (0)
 
 #define dma_unmap_single(d, a, s, r) do { (void)(d); (void)(a); (void)(s); (void)(r); } while (0)
 #define dma_unmap_page(d, a, s, r) do { (void)(d); (void)(a); (void)(s); (void)(r); } while (0)
 
+#define sg_dma_address(sg) (0)
+#define dma_need_sync(v, a) (0)
+#define dma_unmap_single_attrs(d, a, s, r, t) do { \
+	(void)(d); (void)(a); (void)(s); (void)(r); (void)(t); \
+} while (0)
+#define dma_sync_single_range_for_cpu(d, a, o, s, r) do { \
+	(void)(d); (void)(a); (void)(o); (void)(s); (void)(r); \
+} while (0)
+#define dma_sync_single_range_for_device(d, a, o, s, r) do { \
+	(void)(d); (void)(a); (void)(o); (void)(s); (void)(r); \
+} while (0)
 #define dma_max_mapping_size(...) SIZE_MAX
 
 #endif
-- 
2.34.1