From patchwork Thu Sep 12 02:51:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jijie Shao X-Patchwork-Id: 13801311 Received: from szxga06-in.huawei.com (szxga06-in.huawei.com [45.249.212.32]) (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 833C35BAF0; Thu, 12 Sep 2024 02:57:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.32 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726109850; cv=none; b=Kw2Rj5Lw2gl7mmxc0tvA+KgeUXjNe00+1OqzA3ukgX40032MpbB04oceutRQogz9QF5N6v7gsv3jUayzv+uQtJDJcpm9W3whQIOX0EUy7wHjb71XbhT0sW+7xeYWzye8Nuu0Qtr2+NO6Eso9P0LAoMk4guubL1DZgQ5ks2T77Hk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726109850; c=relaxed/simple; bh=uDD02TOM5tfUN5ktZAHJJt0T84qfQDrivPrWdCq0NfQ=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=bZ7lNfZirvsts8t5lYqA1J34yQuVfSUZ0+eGYrhPQc1ZgfK2RpaN/lAGMsd8X39/e2EouULlwOrvBwlVkfuYFGNHolu/hIojT8LzeFvRNjlLP+iPWm47wgD1aw3qn5/BFoxv82Y/PMUSou/RcVGo8AQc7iCR8nECk5gcPf6Fc+c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.32 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.88.214]) by szxga06-in.huawei.com (SkyGuard) with ESMTP id 4X42D41wjmz1xtqP; Thu, 12 Sep 2024 10:57:24 +0800 (CST) Received: from kwepemm000007.china.huawei.com (unknown [7.193.23.189]) by mail.maildlp.com (Postfix) with ESMTPS id 5705D1A016C; Thu, 12 Sep 2024 10:57:25 +0800 (CST) Received: from localhost.localdomain (10.90.30.45) by kwepemm000007.china.huawei.com (7.193.23.189) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 12 Sep 2024 10:57:24 +0800 From: Jijie Shao To: , , , CC: , , , , , , , , , , , , , , , , , Subject: [PATCH V10 net-next 00/10] Add support of HIBMCGE Ethernet Driver Date: Thu, 12 Sep 2024 10:51:17 +0800 Message-ID: <20240912025127.3912972-1-shaojijie@huawei.com> X-Mailer: git-send-email 2.30.0 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemm000007.china.huawei.com (7.193.23.189) X-Patchwork-Delegate: kuba@kernel.org This patch set adds the support of Hisilicon BMC Gigabit Ethernet Driver. This patch set includes basic Rx/Tx functionality. It also includes the registration and interrupt codes. This work provides the initial support to the HIBMCGE and would incrementally add features or enhancements. --- ChangeLog: v9 -> v10: - Drop patch "add ndo_validate_addr check in dev_set_mac_address" - Add validation for mac address in hbg_net_set_mac_address() - Add "select MOTORCOMM_PHY" and "select REALTEK_PHY" in Kconfig. - Use ETH_DATA_LEN instead of HBG_DEFAULT_MTU_SIZE, suggested by Andrew. - Delete error description about genphy in commit log, suggested by Andrew. v9: https://lore.kernel.org/all/20240910075942.1270054-1-shaojijie@huawei.com/ v8 -> v9: - Remove HBG_NIC_STATE_OPEN in ndo.open() and ndo.stop(), suggested by Kalesh and Andrew v8: https://lore.kernel.org/all/20240909023141.3234567-1-shaojijie@huawei.com/ v7 -> v8: - Set netdev->pcpu_stat_type to NETDEV_PCPU_STAT_TSTATS, suggested by Jakub v7: https://lore.kernel.org/all/20240905143120.1583460-1-shaojijie@huawei.com/ v6 -> v7: - Move the define inside the function body to the top of the .c file, suggested by Paolo and Andrew. - Respect the reverse x-mas tree order, suggested by Paolo. - Add check for netif_txq_maybe_stop(), suggested by Paolo. - Use dev_sw_netstats_tx_add() instead of dev->stats, suggested by Paolo. - Modify net_dev to netdev, suggested by Paolo. v6: https://lore.kernel.org/all/20240830121604.2250904-12-shaojijie@huawei.com/ v5 -> v6: - Delete netif_carrier_off() in .ndo_open() and .ndo_stop(), suggested by Jakub and Andrew. - Remove hbg_txrx_init() from probe path, alloc ring buffer in .ndo_open(), and release ring buffer in .ndo_stop(), suggested by Jakub and Andrew. v5: https://lore.kernel.org/all/20240827131455.2919051-1-shaojijie@huawei.com/ v4 -> v5: - Delete unnecessary semicolon, suggested by Jakub. v4: https://lore.kernel.org/all/20240826081258.1881385-1-shaojijie@huawei.com/ v3 -> v4: - Delete INITED_STATE in priv, suggested by Andrew. - Delete unnecessary defensive code in hbg_phy_start() and hbg_phy_stop(), suggested by Andrew. v3: https://lore.kernel.org/all/20240822093334.1687011-1-shaojijie@huawei.com/ v2 -> v3: - Add "select PHYLIB" in Kconfig, reported by Jakub. - Use ndo_validate_addr() instead of is_valid_ether_addr() in dev_set_mac_address(), suggested by Jakub and Andrew. v2: https://lore.kernel.org/all/20240820140154.137876-1-shaojijie@huawei.com/ v1 -> v2: - fix build errors reported by kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202408192219.zrGff7n1-lkp@intel.com/ Closes: https://lore.kernel.org/oe-kbuild-all/202408200026.q20EuSHC-lkp@intel.com/ v1: https://lore.kernel.org/all/20240819071229.2489506-1-shaojijie@huawei.com/ RFC v2 -> v1: - Use FIELD_PREP/FIELD_GET instead of union, suggested by Andrew. - Delete unnecessary defensive code, suggested by Andrew. - A few other minor changes. RFC v2: https://lore.kernel.org/all/20240813135640.1694993-1-shaojijie@huawei.com/ RFC v1 -> RFC v2: - Replace linkmode_copy() with phy_remove_link_mode() to simplify the PHY configuration process, suggested by Andrew. - Delete hbg_get_link_status() from the scheduled task, suggested by Andrew. - Delete validation for mtu in hbg_net_change_mtu(), suggested by Andrew. - Delete validation for mac address in hbg_net_set_mac_address(), suggested by Andrew. - Use napi_complete_done() to simplify the process, suggested by Joe Damato. - Use ethtool_op_get_link(), phy_ethtool_get_link_ksettings(), and phy_ethtool_set_link_ksettings() to simplify the code, suggested by Andrew. - Add the check on the return value of phy_connect_direct(), suggested by Jonathan. - Adjusted the layout to place the fields and register definitions in one place, suggested by Jonathan. - Replace request_irq with devm_request_irq, suggested by Jonathan. - Replace BIT_MASK() with BIT(), suggested by Jonathan. - Introduce irq_handle in struct hbg_irq_info in advance to reduce code changes, suggested by Jonathan. - Delete workqueue for this patch set, suggested by Jonathan. - Support to compile this driver on all arch in Kconfig, suggested by Andrew and Jonathan. - Add a patch to add is_valid_ether_addr check in dev_set_mac_address, suggested by Andrew. - A few other minor changes. RFC v1: https://lore.kernel.org/all/20240731094245.1967834-1-shaojijie@huawei.com/ --- Jijie Shao (10): net: hibmcge: Add pci table supported in this module net: hibmcge: Add read/write registers supported through the bar space net: hibmcge: Add mdio and hardware configuration supported in this module net: hibmcge: Add interrupt supported in this module net: hibmcge: Implement some .ndo functions net: hibmcge: Implement .ndo_start_xmit function net: hibmcge: Implement rx_poll function to receive packets net: hibmcge: Implement some ethtool_ops functions net: hibmcge: Add a Makefile and update Kconfig for hibmcge net: hibmcge: Add maintainer for hibmcge MAINTAINERS | 7 + drivers/net/ethernet/hisilicon/Kconfig | 18 +- drivers/net/ethernet/hisilicon/Makefile | 1 + .../net/ethernet/hisilicon/hibmcge/Makefile | 10 + .../ethernet/hisilicon/hibmcge/hbg_common.h | 133 ++++++ .../ethernet/hisilicon/hibmcge/hbg_ethtool.c | 17 + .../ethernet/hisilicon/hibmcge/hbg_ethtool.h | 11 + .../net/ethernet/hisilicon/hibmcge/hbg_hw.c | 279 ++++++++++++ .../net/ethernet/hisilicon/hibmcge/hbg_hw.h | 59 +++ .../net/ethernet/hisilicon/hibmcge/hbg_irq.c | 125 ++++++ .../net/ethernet/hisilicon/hibmcge/hbg_irq.h | 11 + .../net/ethernet/hisilicon/hibmcge/hbg_main.c | 267 +++++++++++ .../net/ethernet/hisilicon/hibmcge/hbg_mdio.c | 244 ++++++++++ .../net/ethernet/hisilicon/hibmcge/hbg_mdio.h | 12 + .../net/ethernet/hisilicon/hibmcge/hbg_reg.h | 143 ++++++ .../net/ethernet/hisilicon/hibmcge/hbg_txrx.c | 420 ++++++++++++++++++ .../net/ethernet/hisilicon/hibmcge/hbg_txrx.h | 37 ++ 17 files changed, 1793 insertions(+), 1 deletion(-) create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/Makefile create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_common.h create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.h create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.h create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_irq.c create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_irq.h create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_main.c create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_mdio.c create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_mdio.h create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.c create mode 100644 drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.h