[PATCH] vdpa/sfc: enable support for multi-queue

[abhimanyu.saini at xilinx.com]

From: Abhimanyu Saini <absaini at amd.com>

Increase the number to defaut RX/TX queue pairs to 8,
and add MQ feature flag to vDPA protocol features.

Signed-off-by: Abhimanyu Saini <absaini at amd.com>
---
 drivers/vdpa/sfc/sfc_vdpa_hw.c  | 2 ++
 drivers/vdpa/sfc/sfc_vdpa_ops.c | 6 ++++--
 drivers/vdpa/sfc/sfc_vdpa_ops.h | 2 +-
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/vdpa/sfc/sfc_vdpa_hw.c b/drivers/vdpa/sfc/sfc_vdpa_hw.c
index a7018b1..edb7e35 100644
--- a/drivers/vdpa/sfc/sfc_vdpa_hw.c
+++ b/drivers/vdpa/sfc/sfc_vdpa_hw.c
@@ -286,6 +286,8 @@
 	SFC_VDPA_ASSERT(max_queue_cnt > 0);
 
 	sva->max_queue_count = max_queue_cnt;
+	sfc_vdpa_log_init(sva, "NIC init done with %u pair(s) of queues",
+			  max_queue_cnt);
 
 	return 0;
 
diff --git a/drivers/vdpa/sfc/sfc_vdpa_ops.c b/drivers/vdpa/sfc/sfc_vdpa_ops.c
index b84699d..e4cde34 100644
--- a/drivers/vdpa/sfc/sfc_vdpa_ops.c
+++ b/drivers/vdpa/sfc/sfc_vdpa_ops.c
@@ -24,14 +24,16 @@
 		 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
 		 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
 		 (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
-		 (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD))
+		 (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
+		 (1ULL << VHOST_USER_PROTOCOL_F_MQ))
 
 /*
  * Set of features which are enabled by default.
  * Protocol feature bit is needed to enable notification notifier ctrl.
  */
 #define SFC_VDPA_DEFAULT_FEATURES \
-		(1ULL << VHOST_USER_F_PROTOCOL_FEATURES)
+		((1ULL << VHOST_USER_F_PROTOCOL_FEATURES) | \
+		 (1ULL << VIRTIO_NET_F_MQ))
 
 #define SFC_VDPA_MSIX_IRQ_SET_BUF_LEN \
 		(sizeof(struct vfio_irq_set) + \
diff --git a/drivers/vdpa/sfc/sfc_vdpa_ops.h b/drivers/vdpa/sfc/sfc_vdpa_ops.h
index 9dbd5b8..5c8e352 100644
--- a/drivers/vdpa/sfc/sfc_vdpa_ops.h
+++ b/drivers/vdpa/sfc/sfc_vdpa_ops.h
@@ -7,7 +7,7 @@
 
 #include <rte_vdpa.h>
 
-#define SFC_VDPA_MAX_QUEUE_PAIRS		1
+#define SFC_VDPA_MAX_QUEUE_PAIRS		8
 
 enum sfc_vdpa_context {
 	SFC_VDPA_AS_VF
-- 
1.8.3.1