Re: [PATCH V3 2/3] vDPA/ifcvf: enable Intel C5000X-PL virtio-block for vDPA

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




在 2021/4/16 下午3:16, Zhu Lingshan 写道:
This commit enabled Intel FPGA SmartNIC C5000X-PL virtio-block
for vDPA.

Signed-off-by: Zhu Lingshan <lingshan.zhu@xxxxxxxxx>


Acked-by: Jason Wang <jasowang@xxxxxxxxxx>


---
  drivers/vdpa/ifcvf/ifcvf_base.h |  8 +++++++-
  drivers/vdpa/ifcvf/ifcvf_main.c | 19 ++++++++++++++++++-
  2 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/drivers/vdpa/ifcvf/ifcvf_base.h b/drivers/vdpa/ifcvf/ifcvf_base.h
index 1c04cd256fa7..0111bfdeb342 100644
--- a/drivers/vdpa/ifcvf/ifcvf_base.h
+++ b/drivers/vdpa/ifcvf/ifcvf_base.h
@@ -15,6 +15,7 @@
  #include <linux/pci_regs.h>
  #include <linux/vdpa.h>
  #include <uapi/linux/virtio_net.h>
+#include <uapi/linux/virtio_blk.h>
  #include <uapi/linux/virtio_config.h>
  #include <uapi/linux/virtio_pci.h>
@@ -28,7 +29,12 @@
  #define C5000X_PL_SUBSYS_VENDOR_ID	0x8086
  #define C5000X_PL_SUBSYS_DEVICE_ID	0x0001
-#define IFCVF_SUPPORTED_FEATURES \
+#define C5000X_PL_BLK_VENDOR_ID		0x1AF4
+#define C5000X_PL_BLK_DEVICE_ID		0x1001
+#define C5000X_PL_BLK_SUBSYS_VENDOR_ID	0x8086
+#define C5000X_PL_BLK_SUBSYS_DEVICE_ID	0x0002
+
+#define IFCVF_NET_SUPPORTED_FEATURES \
  		((1ULL << VIRTIO_NET_F_MAC)			| \
  		 (1ULL << VIRTIO_F_ANY_LAYOUT)			| \
  		 (1ULL << VIRTIO_F_VERSION_1)			| \
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
index 469a9b5737b7..376b2014916a 100644
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c
@@ -168,10 +168,23 @@ static struct ifcvf_hw *vdpa_to_vf(struct vdpa_device *vdpa_dev)
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;
+
  	u64 features;
- features = ifcvf_get_features(vf) & IFCVF_SUPPORTED_FEATURES;
+	switch (vf->dev_type) {
+	case VIRTIO_ID_NET:
+		features = ifcvf_get_features(vf) & IFCVF_NET_SUPPORTED_FEATURES;
+		break;
+	case VIRTIO_ID_BLOCK:
+		features = ifcvf_get_features(vf);
+		break;
+	default:
+		features = 0;
+		IFCVF_ERR(pdev, "VIRTIO ID %u not supported\n", vf->dev_type);
+	}
return features;
  }
@@ -517,6 +530,10 @@ static struct pci_device_id ifcvf_pci_ids[] = {
  			 C5000X_PL_DEVICE_ID,
  			 C5000X_PL_SUBSYS_VENDOR_ID,
  			 C5000X_PL_SUBSYS_DEVICE_ID) },
+	{ PCI_DEVICE_SUB(C5000X_PL_BLK_VENDOR_ID,
+			 C5000X_PL_BLK_DEVICE_ID,
+			 C5000X_PL_BLK_SUBSYS_VENDOR_ID,
+			 C5000X_PL_BLK_SUBSYS_DEVICE_ID) },
{ 0 },
  };

_______________________________________________
Virtualization mailing list
Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linuxfoundation.org/mailman/listinfo/virtualization




[Index of Archives]     [KVM Development]     [Libvirt Development]     [Libvirt Users]     [CentOS Virtualization]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux