netdev - [PATCH 2/2] vDPA/ifcvf: enable multiqueue and control vq

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Message-Id: <20210818095714.3220-3-lingshan.zhu@intel.com>
Date:   Wed, 18 Aug 2021 17:57:14 +0800
From:   Zhu Lingshan <lingshan.zhu@...el.com>
To:     jasowang@...hat.com, mst@...hat.com
Cc:     virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        kvm@...r.kernel.org, Zhu Lingshan <lingshan.zhu@...el.com>
Subject: [PATCH 2/2] vDPA/ifcvf: enable multiqueue and control vq

This commit enbales multi-queue and control vq
features for ifcvf

Signed-off-by: Zhu Lingshan <lingshan.zhu@...el.com>
---
 drivers/vdpa/ifcvf/ifcvf_base.h |  9 ---------
 drivers/vdpa/ifcvf/ifcvf_main.c | 11 +++--------
 2 files changed, 3 insertions(+), 17 deletions(-)

diff --git a/drivers/vdpa/ifcvf/ifcvf_base.h b/drivers/vdpa/ifcvf/ifcvf_base.h
index 97d9019a3ec0..09918af3ecf8 100644
--- a/drivers/vdpa/ifcvf/ifcvf_base.h
+++ b/drivers/vdpa/ifcvf/ifcvf_base.h
@@ -22,15 +22,6 @@
 #define N3000_DEVICE_ID		0x1041
 #define N3000_SUBSYS_DEVICE_ID	0x001A
 
-#define IFCVF_NET_SUPPORTED_FEATURES \
-		((1ULL << VIRTIO_NET_F_MAC)			| \
-		 (1ULL << VIRTIO_F_ANY_LAYOUT)			| \
-		 (1ULL << VIRTIO_F_VERSION_1)			| \
-		 (1ULL << VIRTIO_NET_F_STATUS)			| \
-		 (1ULL << VIRTIO_F_ORDER_PLATFORM)		| \
-		 (1ULL << VIRTIO_F_ACCESS_PLATFORM)		| \
-		 (1ULL << VIRTIO_NET_F_MRG_RXBUF))
-
 /* Max 8 data queue pairs(16 queues) and one control vq for now. */
 #define IFCVF_MAX_QUEUES	17
 
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
index e34c2ec2b69b..b99283a98177 100644
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c
@@ -174,17 +174,12 @@ static u64 ifcvf_vdpa_get_features(struct vdpa_device *vdpa_dev)
 	struct ifcvf_adapter *adapter = vdpa_to_adapter(vdpa_dev);
 	struct ifcvf_hw *vf = vdpa_to_vf(vdpa_dev);
 	struct pci_dev *pdev = adapter->pdev;
-
+	u32 type = vf->dev_type;
 	u64 features;
 
-	switch (vf->dev_type) {
-	case VIRTIO_ID_NET:
-		features = ifcvf_get_features(vf) & IFCVF_NET_SUPPORTED_FEATURES;
-		break;
-	case VIRTIO_ID_BLOCK:
+	if (type == VIRTIO_ID_NET || type == VIRTIO_ID_BLOCK)
 		features = ifcvf_get_features(vf);
-		break;
-	default:
+	else {
 		features = 0;
 		IFCVF_ERR(pdev, "VIRTIO ID %u not supported\n", vf->dev_type);
 	}
-- 
2.27.0