From patchwork Sun Mar 9 15:42:46 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "mengyuanlou@net-swift.com" X-Patchwork-Id: 14008605 Received: from smtpbg151.qq.com (smtpbg151.qq.com [18.169.211.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A83661DE3B3 for ; Sun, 9 Mar 2025 15:43:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=18.169.211.239 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741535025; cv=none; b=BW92cRmyiNXQj8QTVrihyThIIHqJvlvPOG/SHLLhlBWGiHMRPymNqhedGH/vNMQutr3Xfi3J8tIFdwd1w0hnsdxuEep5KSAXBhnkHb0BSnqngKQI5O1M8qKAQGVJv57gucpLBvATiT53gEVK8+lUwGKpMNIKyUlSv8GKdGL+9ls= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741535025; c=relaxed/simple; bh=kp09IXKP6RSmcsBiVvSJaSF/c+XcK3Zy7fFlpA4tCl4=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=ltebMD85OkS6tXBZCzLobXIVGAINinE9RJEClKLtTldskJ83I0zZHBYmRUCElP93iyPxFbE5ZOUeelcEn14kJzP1rvx53ycROt/PQACe+Th0OSGt90NoEscVVDclMC6TLy9nIyKG7utI8jq+jJIfZhltnSJ4EZgHvFuO8lGMyCU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=net-swift.com; spf=pass smtp.mailfrom=net-swift.com; arc=none smtp.client-ip=18.169.211.239 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=net-swift.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=net-swift.com X-QQ-mid: bizesmtpsz5t1741534987tr4i4q3 X-QQ-Originating-IP: 8SdGorlmFm/VswIUuema0zZDdEAP6HdJP9fQ5/Kx/Sk= Received: from localhost.localdomain ( [122.224.83.35]) by bizesmtp.qq.com (ESMTP) with id ; Sun, 09 Mar 2025 23:42:57 +0800 (CST) X-QQ-SSF: 0001000000000000000000000000000 X-QQ-GoodBg: 2 X-BIZMAIL-ID: 16068213512109083209 From: Mengyuan Lou To: netdev@vger.kernel.org Cc: kuba@kernel.org, jiawenwu@trustnetic.com, duanqiangwen@net-swift.com, Mengyuan Lou Subject: [PATCH net-next v8 0/6] add sriov support for wangxun NICs Date: Sun, 9 Mar 2025 23:42:46 +0800 Message-Id: <20250309154252.79234-1-mengyuanlou@net-swift.com> X-Mailer: git-send-email 2.30.1 (Apple Git-130) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtpsz:net-swift.com:qybglogicsvrsz:qybglogicsvrsz4a-0 X-QQ-XMAILINFO: NNCgUTg3ctKTFKqLH1pIebXg2ecxtKXvZz3iTqCfHTpALbCWEp2usfwi 0PpMGasV5TyfMnGPX8rHa9Cie/MkSSQufz+eoMkbkFECvWZkJBAADb+WeJtY98UlXZb5tGm iJIEUrIND2QSQqyUvjcwRgrBBVpvLvK8WT50zBdNFmYtex2IvWEmtpLzlELlOrsrouBWU7I YeQVaPU86l6sBwRz+2rY8I96Ij+bqduM7uILmcDp2qwQ3eTX4hpLiyacqTjk1CxFMHF6noh MKZVgomCgtkQtz35Or23femTGdXOKXu2UdQiOBzs+a/3xd37vmLW7DsRnRVD63Sok53pml4 psS8IHBj035RigKlxk4Sn7YO9gyaZLR+OAGnzwOa0dn4TIF9xWHT1dQ/t1y5lg6xMQn+1Px 7bK3AI8cgxqAi3LS4VAtxd0hTQXMmKIyH9lr6SudAue5NbqmkOGqq5VNJRd4QJfOdB5RFX+ GLQqKgCa8QMe2uau+9ifeZpbA0pFu8Ed+BKiXys3yOfqiAoijFmShkRkjfta+7M26ggSgER nI+eFBNEhTM6T07MDsw8ZQtMX9r/jYA8gqTWByCs54xxKGZg88TTxiKkMZfqG5a0pioAFW4 WZGZI6IYKmPNlRxijiygShqKXdTitoaaEwvr4oh6HRBv7tb88tINo+9QARi3E9i7TxgH/jT yuSgjBgQKXs1lnCq1vOD/N5tCUjn7fPKacjyob/hB/ex00lvR5Hg/tD7b4rNJHriLPLtD5B IozKQndJ8cN+sOLSYtL7XoGkRnhCu15mz+D2WTTkdlj091BYI0n8j5Zm39sG/fX/O/3RHpg 6IPjufI0a44p7ONiJOiNWJ0yKOQ2II3eftm0r+RGWEYoY99qydw3iA7ErRefZ7mKASPwbZR tcNw6yRMsHf/QEpu+jwImWzAQSJEKkzG7JjP+0v3Zfb40KELjCmSBG36FCIMbTrOFWVb80n 8r8p6/FjjU6RycnKiO3QTTPH0HmNxiImEIZnY7EBBB5eXNeycnhj3OrK/jooffe/01mw= X-QQ-XMRINFO: OWPUhxQsoeAVDbp3OJHYyFg= X-QQ-RECHKSPAM: 0 X-Patchwork-Delegate: kuba@kernel.org Add sriov_configure for ngbe and txgbe drivers. Reallocate queue and irq resources when sriov is enabled. Add wx_msg_task in interrupts handler, which is used to process the configuration sent by vfs. Add ping_vf for wx_pf to tell vfs about pf link change. Do not add uAPIs for in these patches, since the legacy APIs ndo_set_vf_* callbacks are considered frozen. And new apis are being replanned. v8: - Request a separate processing function when ngbe num_vfs is equal to 7. - Add the comment explains why pf needs to reuse interrupt 0 when the ngbe num_vfs equals 7. - Remove some useless api version checks because vf will not send commands higher than its own api version. - Fix some code syntax and logic errors. v7: https://lore.kernel.org/netdev/20250206103750.36064-1-mengyuanlou@net-swift.com/ - Use pci_sriov_set_totalvfs instead of checking the limit manually. v6: https://lore.kernel.org/netdev/20250110102705.21846-1-mengyuanlou@net-swift.com/ - Remove devlink allocation and PF/VF devlink port creation in these patches. v5: https://lore.kernel.org/netdev/598334BC407FB6F6+20240804124841.71177-1-mengyuanlou@net-swift.com/ - Add devlink allocation which will be used to add uAPI. - Remove unused EXPORT_SYMBOL. - Unify some functions return styles in patch 1/4. - Make the code line less than 80 columns. v4: https://lore.kernel.org/netdev/3601E5DE87D2BC4F+20240604155850.51983-1-mengyuanlou@net-swift.com/ - Move wx_ping_vf to patch 6. - Modify return section format in Kernel docs. v3: https://lore.kernel.org/netdev/587FAB7876D85676+20240415110225.75132-1-mengyuanlou@net-swift.com/ - Do not accept any new implementations of the old SR-IOV API. - So remove ndo_vf_xxx in these patches. Switch mode ops will be added - in vf driver which will be submitted later. v2: https://lore.kernel.org/netdev/EF19E603F7CCA7B9+20240403092714.3027-1-mengyuanlou@net-swift.com/ - Fix some used uninitialised. - Use poll + yield with delay instead of busy poll of 10 times in mbx_lock obtain. - Split msg_task and flow into separate patches. v1: https://lore.kernel.org/netdev/DA3033FE3CCBBB84+20240307095755.7130-1-mengyuanlou@net-swift.com/ Mengyuan Lou (6): net: libwx: Add mailbox api for wangxun pf drivers net: libwx: Add sriov api for wangxun nics net: libwx: Redesign flow when sriov is enabled net: libwx: Add msg task func net: ngbe: add sriov function support net: txgbe: add sriov function support drivers/net/ethernet/wangxun/libwx/Makefile | 2 +- drivers/net/ethernet/wangxun/libwx/wx_hw.c | 300 +++++- drivers/net/ethernet/wangxun/libwx/wx_hw.h | 4 + drivers/net/ethernet/wangxun/libwx/wx_lib.c | 128 ++- drivers/net/ethernet/wangxun/libwx/wx_mbx.c | 176 ++++ drivers/net/ethernet/wangxun/libwx/wx_mbx.h | 77 ++ drivers/net/ethernet/wangxun/libwx/wx_sriov.c | 910 ++++++++++++++++++ drivers/net/ethernet/wangxun/libwx/wx_sriov.h | 14 + drivers/net/ethernet/wangxun/libwx/wx_type.h | 93 +- drivers/net/ethernet/wangxun/ngbe/ngbe_main.c | 93 +- drivers/net/ethernet/wangxun/ngbe/ngbe_mdio.c | 5 + drivers/net/ethernet/wangxun/ngbe/ngbe_type.h | 3 + .../net/ethernet/wangxun/txgbe/txgbe_irq.c | 21 +- .../net/ethernet/wangxun/txgbe/txgbe_main.c | 27 + .../net/ethernet/wangxun/txgbe/txgbe_phy.c | 6 + .../net/ethernet/wangxun/txgbe/txgbe_type.h | 7 +- 16 files changed, 1832 insertions(+), 34 deletions(-) create mode 100644 drivers/net/ethernet/wangxun/libwx/wx_mbx.c create mode 100644 drivers/net/ethernet/wangxun/libwx/wx_mbx.h create mode 100644 drivers/net/ethernet/wangxun/libwx/wx_sriov.c create mode 100644 drivers/net/ethernet/wangxun/libwx/wx_sriov.h