net/hns3: fix return value for unsupported tuple

[dpdk.git] / drivers / net / virtio / virtio.c

diff --git a/drivers/net/virtio/virtio.c b/drivers/net/virtio/virtio.c
index d8d6bf7..d9e642f 100644 (file)
--- a/drivers/net/virtio/virtio.c
+++ b/drivers/net/virtio/virtio.c
@@ -3,7 +3,10 @@
  * Copyright(c) 2020 Red Hat, Inc.
  */
 
+#include <unistd.h>
+
 #include "virtio.h"
+#include "virtio_logs.h"
 
 uint64_t
 virtio_negotiate_features(struct virtio_hw *hw, uint64_t host_features)
@@ -20,3 +23,60 @@ virtio_negotiate_features(struct virtio_hw *hw, uint64_t host_features)
        return features;
 }
 
+
+void
+virtio_read_dev_config(struct virtio_hw *hw, size_t offset,
+                     void *dst, int length)
+{
+       VIRTIO_OPS(hw)->read_dev_cfg(hw, offset, dst, length);
+}
+
+void
+virtio_write_dev_config(struct virtio_hw *hw, size_t offset,
+                      const void *src, int length)
+{
+       VIRTIO_OPS(hw)->write_dev_cfg(hw, offset, src, length);
+}
+
+void
+virtio_reset(struct virtio_hw *hw)
+{
+       uint32_t retry = 0;
+
+       VIRTIO_OPS(hw)->set_status(hw, VIRTIO_CONFIG_STATUS_RESET);
+       /* Flush status write and wait device ready max 3 seconds. */
+       while (VIRTIO_OPS(hw)->get_status(hw) != VIRTIO_CONFIG_STATUS_RESET) {
+               if (retry++ > 3000) {
+                       PMD_INIT_LOG(WARNING, "port %u device reset timeout", hw->port_id);
+                       break;
+               }
+               usleep(1000L);
+       }
+}
+
+void
+virtio_reinit_complete(struct virtio_hw *hw)
+{
+       virtio_set_status(hw, VIRTIO_CONFIG_STATUS_DRIVER_OK);
+}
+
+void
+virtio_set_status(struct virtio_hw *hw, uint8_t status)
+{
+       if (status != VIRTIO_CONFIG_STATUS_RESET)
+               status |= VIRTIO_OPS(hw)->get_status(hw);
+
+       VIRTIO_OPS(hw)->set_status(hw, status);
+}
+
+uint8_t
+virtio_get_status(struct virtio_hw *hw)
+{
+       return VIRTIO_OPS(hw)->get_status(hw);
+}
+
+uint8_t
+virtio_get_isr(struct virtio_hw *hw)
+{
+       return VIRTIO_OPS(hw)->get_isr(hw);
+}