[PATCH v4 02/16] vhost: add vdpa ops for blk device

[Andy Pei]

Get_config and set_config are necessary ops for blk device.
Add get_config and set_config ops to vdpa ops.

Signed-off-by: Andy Pei <andy.pei at intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>
---
 lib/vhost/vdpa_driver.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/vhost/vdpa_driver.h b/lib/vhost/vdpa_driver.h
index 88138be..e59a834 100644
--- a/lib/vhost/vdpa_driver.h
+++ b/lib/vhost/vdpa_driver.h
@@ -72,8 +72,12 @@ struct rte_vdpa_dev_ops {
 	/** Reset statistics of the queue */
 	int (*reset_stats)(struct rte_vdpa_device *dev, int qid);
 
-	/** Reserved for future extension */
-	void *reserved[2];
+	/** Get the device configuration space */
+	int (*get_config)(int vid, uint8_t *config, uint32_t len);
+
+	/** Set the device configuration space */
+	int (*set_config)(int vid, uint8_t *config, uint32_t offset,
+		      uint32_t size, uint32_t flags);
 };
 
 /**
-- 
1.8.3.1