Introduce a new PMD for Google Virtual Ethernet (GVE). gve (or gVNIC) is the standard virtual ethernet interface on Google Cloud Platform (GCP), which is one of the multiple virtual interfaces from those leading CSP customers in the world.
Having a well maintained/optimized gve PMD on DPDK community can help those cloud instance consumers with better experience of performance, maintenance who wants to run their own VNFs on GCP. Please refer to https://cloud.google.com/compute/docs/networking/using-gvnic for the device description. This patch set requires an exception for MIT license for GVE base code. And the base code includes the following files: - gve_adminq.c - gve_adminq.h - gve_desc.h - gve_desc_dqo.h - gve_register.h It's based on GVE kernel driver v1.3.0 and the original code is in https://github.com/GoogleCloudPlatform/compute-virtual-ethernet-linux/tree/v1.3.0 v2: fix some CI check error. v3: refactor some code and fix some build error. v4: move the Google base code files into DPDK base folder. v5: reorder commit sequence and drop the stats feature. v6: improve the code. v7: - remove Intel copyright for the google base files. v8: - replace ETIME with ETIMEDOUT to pass the build check. - use RTE_ETHER_ADDR_PRT_FMT/_ADDR_BYTES to get rid of 'mac' variable. - add limitations in doc for current limited RSS and MTU. Junfeng Guo (8): net/gve/base: introduce base code net/gve/base: add OS specific implementation net/gve: add support for device initialization net/gve: add support for link update net/gve: add support for MTU setting net/gve: add support for dev info get and dev configure net/gve: add support for queue operations net/gve: add support for Rx/Tx MAINTAINERS | 6 + doc/guides/nics/features/gve.ini | 16 + doc/guides/nics/gve.rst | 82 +++ doc/guides/nics/index.rst | 1 + doc/guides/rel_notes/release_22_11.rst | 5 + drivers/net/gve/base/gve.h | 56 ++ drivers/net/gve/base/gve_adminq.c | 921 +++++++++++++++++++++++++ drivers/net/gve/base/gve_adminq.h | 381 ++++++++++ drivers/net/gve/base/gve_desc.h | 138 ++++ drivers/net/gve/base/gve_desc_dqo.h | 255 +++++++ drivers/net/gve/base/gve_osdep.h | 159 +++++ drivers/net/gve/base/gve_register.h | 29 + drivers/net/gve/gve_ethdev.c | 700 +++++++++++++++++++ drivers/net/gve/gve_ethdev.h | 298 ++++++++ drivers/net/gve/gve_logs.h | 14 + drivers/net/gve/gve_rx.c | 354 ++++++++++ drivers/net/gve/gve_tx.c | 669 ++++++++++++++++++ drivers/net/gve/meson.build | 16 + drivers/net/gve/version.map | 3 + drivers/net/meson.build | 1 + 20 files changed, 4104 insertions(+) create mode 100644 doc/guides/nics/features/gve.ini create mode 100644 doc/guides/nics/gve.rst create mode 100644 drivers/net/gve/base/gve.h create mode 100644 drivers/net/gve/base/gve_adminq.c create mode 100644 drivers/net/gve/base/gve_adminq.h create mode 100644 drivers/net/gve/base/gve_desc.h create mode 100644 drivers/net/gve/base/gve_desc_dqo.h create mode 100644 drivers/net/gve/base/gve_osdep.h create mode 100644 drivers/net/gve/base/gve_register.h create mode 100644 drivers/net/gve/gve_ethdev.c create mode 100644 drivers/net/gve/gve_ethdev.h create mode 100644 drivers/net/gve/gve_logs.h create mode 100644 drivers/net/gve/gve_rx.c create mode 100644 drivers/net/gve/gve_tx.c create mode 100644 drivers/net/gve/meson.build create mode 100644 drivers/net/gve/version.map -- 2.34.1