netdev - Re: [PATCH net-next v11 0/5] eea: Add basic driver framework for Alibaba Elastic Ethernet Adaptor

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Message-ID: <1762495682.0131447-3-xuanzhuo@linux.alibaba.com>
Date: Fri, 7 Nov 2025 14:08:02 +0800
From: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
To: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
Cc: Andrew Lunn <andrew+netdev@...n.ch>,
 "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>,
 Paolo Abeni <pabeni@...hat.com>,
 Wen Gu <guwen@...ux.alibaba.com>,
 Philo Lu <lulie@...ux.alibaba.com>,
 Lorenzo Bianconi <lorenzo@...nel.org>,
 Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
 Lukas Bulwahn <lukas.bulwahn@...hat.com>,
 Geert Uytterhoeven <geert+renesas@...der.be>,
 Vivian Wang <wangruikang@...as.ac.cn>,
 Troy Mitchell <troy.mitchell@...ux.spacemit.com>,
 Dust Li <dust.li@...ux.alibaba.com>,
 netdev@...r.kernel.org
Subject: Re: [PATCH net-next v11 0/5] eea: Add basic driver framework for Alibaba Elastic Ethernet Adaptor

Please ignore this.

On Fri,  7 Nov 2025 13:49:50 +0800, Xuan Zhuo <xuanzhuo@...ux.alibaba.com> wrote:
> Add a driver framework for EEA that will be available in the future.
>
> This driver is currently quite minimal, implementing only fundamental
> core functionalities. Key features include: I/O queue management via
> adminq, basic PCI-layer operations, and essential RX/TX data
> communication capabilities. It also supports the creation,
> initialization, and management of network devices (netdev). Furthermore,
> the ring structures for both I/O queues and adminq have been abstracted
> into a simple, unified, and reusable library implementation,
> facilitating future extension and maintenance.
>
> v11:
>     1. remove auto clean __free(kfree)
>     2. some tiny fixes
>
> v10:
>     1. name the jump labels after the target @Jakub
>     2. rm __GFP_ZERO from dma_alloc_coherent @Jakub
> v9:
>     1. some fixes for ethtool from http://lore.kernel.org/all/20251027183754.52fe2a2c@kernel.org
> v8: 1. rename eea_net_tmp to eea_net_init_ctx
>     2. rm code that allocs memory to destroy queues
>     3. some other minor changes
> v7: 1. remove the irrelative code from ethtool commit
>     2. build every commits with W12
> v6: Split the big one commit to five commits
> v5: Thanks for the comments from Kalesh Anakkur Purayil, ALOK TIWARI
> v4: Thanks for the comments from Troy Mitchell, Przemek Kitszel, Andrew Lunn, Kalesh Anakkur Purayil
> v3: Thanks for the comments from Paolo Abenchi
> v2: Thanks for the comments from Simon Horman and Andrew Lunn
> v1: Thanks for the comments from Simon Horman and Andrew Lunn
>
>
>
>
>
>
> Xuan Zhuo (5):
>   eea: introduce PCI framework
>   eea: introduce ring and descriptor structures
>   eea: probe the netdevice and create adminq
>   eea: create/destroy rx,tx queues for netdevice open and stop
>   eea: introduce ethtool support
>
>  MAINTAINERS                                   |   8 +
>  drivers/net/ethernet/Kconfig                  |   1 +
>  drivers/net/ethernet/Makefile                 |   1 +
>  drivers/net/ethernet/alibaba/Kconfig          |  29 +
>  drivers/net/ethernet/alibaba/Makefile         |   5 +
>  drivers/net/ethernet/alibaba/eea/Makefile     |   9 +
>  drivers/net/ethernet/alibaba/eea/eea_adminq.c | 421 ++++++++++
>  drivers/net/ethernet/alibaba/eea/eea_adminq.h |  70 ++
>  drivers/net/ethernet/alibaba/eea/eea_desc.h   | 156 ++++
>  .../net/ethernet/alibaba/eea/eea_ethtool.c    | 276 ++++++
>  .../net/ethernet/alibaba/eea/eea_ethtool.h    |  50 ++
>  drivers/net/ethernet/alibaba/eea/eea_net.c    | 577 +++++++++++++
>  drivers/net/ethernet/alibaba/eea/eea_net.h    | 196 +++++
>  drivers/net/ethernet/alibaba/eea/eea_pci.c    | 589 +++++++++++++
>  drivers/net/ethernet/alibaba/eea/eea_pci.h    |  67 ++
>  drivers/net/ethernet/alibaba/eea/eea_ring.c   | 260 ++++++
>  drivers/net/ethernet/alibaba/eea/eea_ring.h   |  91 ++
>  drivers/net/ethernet/alibaba/eea/eea_rx.c     | 787 ++++++++++++++++++
>  drivers/net/ethernet/alibaba/eea/eea_tx.c     | 402 +++++++++
>  19 files changed, 3995 insertions(+)
>  create mode 100644 drivers/net/ethernet/alibaba/Kconfig
>  create mode 100644 drivers/net/ethernet/alibaba/Makefile
>  create mode 100644 drivers/net/ethernet/alibaba/eea/Makefile
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_adminq.c
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_adminq.h
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_desc.h
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_ethtool.c
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_ethtool.h
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_net.c
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_net.h
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_pci.c
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_pci.h
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_ring.c
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_ring.h
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_rx.c
>  create mode 100644 drivers/net/ethernet/alibaba/eea/eea_tx.c
>
> --
> 2.32.0.3.g01195cf9f
>