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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/vdpa/Kconfig
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/vdpa/Kconfig')
-rw-r--r--drivers/vdpa/Kconfig89
1 files changed, 89 insertions, 0 deletions
diff --git a/drivers/vdpa/Kconfig b/drivers/vdpa/Kconfig
new file mode 100644
index 000000000..50f45d037
--- /dev/null
+++ b/drivers/vdpa/Kconfig
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: GPL-2.0-only
+menuconfig VDPA
+ tristate "vDPA drivers"
+ depends on NET
+ help
+ Enable this module to support vDPA device that uses a
+ datapath which complies with virtio specifications with
+ vendor specific control path.
+
+if VDPA
+
+config VDPA_SIM
+ tristate "vDPA device simulator core"
+ depends on RUNTIME_TESTING_MENU && HAS_DMA
+ select DMA_OPS
+ select VHOST_RING
+ select IOMMU_IOVA
+ help
+ Enable this module to support vDPA device simulators. These devices
+ are used for testing, prototyping and development of vDPA.
+
+config VDPA_SIM_NET
+ tristate "vDPA simulator for networking device"
+ depends on VDPA_SIM
+ select GENERIC_NET_UTILS
+ help
+ vDPA networking device simulator which loops TX traffic back to RX.
+
+config VDPA_SIM_BLOCK
+ tristate "vDPA simulator for block device"
+ depends on VDPA_SIM
+ help
+ vDPA block device simulator which terminates IO request in a
+ memory buffer.
+
+config VDPA_USER
+ tristate "VDUSE (vDPA Device in Userspace) support"
+ depends on EVENTFD && MMU && HAS_DMA
+ select DMA_OPS
+ select VHOST_IOTLB
+ select IOMMU_IOVA
+ help
+ With VDUSE it is possible to emulate a vDPA Device
+ in a userspace program.
+
+config IFCVF
+ tristate "Intel IFC VF vDPA driver"
+ depends on PCI_MSI
+ help
+ This kernel module can drive Intel IFC VF NIC to offload
+ virtio dataplane traffic to hardware.
+ To compile this driver as a module, choose M here: the module will
+ be called ifcvf.
+
+config MLX5_VDPA
+ bool
+ select VHOST_IOTLB
+ help
+ Support library for Mellanox VDPA drivers. Provides code that is
+ common for all types of VDPA drivers. The following drivers are planned:
+ net, block.
+
+config MLX5_VDPA_NET
+ tristate "vDPA driver for ConnectX devices"
+ select MLX5_VDPA
+ select VHOST_RING
+ depends on MLX5_CORE
+ help
+ VDPA network driver for ConnectX6 and newer. Provides offloading
+ of virtio net datapath such that descriptors put on the ring will
+ be executed by the hardware. It also supports a variety of stateless
+ offloads depending on the actual device used and firmware version.
+
+config VP_VDPA
+ tristate "Virtio PCI bridge vDPA driver"
+ select VIRTIO_PCI_LIB
+ depends on PCI_MSI
+ help
+ This kernel module bridges virtio PCI device to vDPA bus.
+
+config ALIBABA_ENI_VDPA
+ tristate "vDPA driver for Alibaba ENI"
+ select VIRTIO_PCI_LIB_LEGACY
+ depends on PCI_MSI && X86
+ help
+ VDPA driver for Alibaba ENI (Elastic Network Interface) which is built upon
+ virtio 0.9.5 specification.
+
+endif # VDPA