From patchwork Fri May 5 07:42:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiawen Wu X-Patchwork-Id: 680396 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7CB20C77B75 for ; Fri, 5 May 2023 07:30:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231130AbjEEHaT (ORCPT ); Fri, 5 May 2023 03:30:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55730 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231309AbjEEHaS (ORCPT ); Fri, 5 May 2023 03:30:18 -0400 Received: from smtpbg153.qq.com (smtpbg153.qq.com [13.245.218.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 044B611B46; Fri, 5 May 2023 00:30:14 -0700 (PDT) X-QQ-mid: bizesmtp75t1683271771tz4p2oxg Received: from wxdbg.localdomain.com ( [36.24.99.3]) by bizesmtp.qq.com (ESMTP) with id ; Fri, 05 May 2023 15:29:30 +0800 (CST) X-QQ-SSF: 01400000000000I0Z000000A0000000 X-QQ-FEAT: 6aXALTFZqPuMbD31Ao1BCIGK2w3+fKH7fNFbGoXqImv7zslbH2t7rlj7QykOk HXdgZQIfz/TY2VkuRvbYelIuRylPzDq6WGNnYCACwAdxjiyhwyTklztHJqglJeEud504lXQ nSzfRf1S4haVldswnMMXuFRswlRpqBWg3WSmAvSoycH9cyMQieozUyctRsyiFUBDS7VwHUe 8+PX2mgFSUDti4WxE3z20MnTlWO4xZnihwi0G1Thjk3TeAscgAPBldtzIQxOQYJLpCvLaxu G1d7ZYMEaIm1frJlCEmTrm2PNxI4keeVXxad17VxTPnLM2hCu4wNScCJWZ0QRLSNnHaPyAb MHkU69R5mja0DXgdRpljsWAfBH60+7GPFLggY2Y6Y9HDxIPRwKs3hQR+4Vqi7brwRcoAf0X 5jPGjqq4xekpshjpmwScYg== X-QQ-GoodBg: 2 X-BIZMAIL-ID: 12294238070982248206 From: Jiawen Wu To: netdev@vger.kernel.org, jarkko.nikula@linux.intel.com, andriy.shevchenko@linux.intel.com, mika.westerberg@linux.intel.com, jsd@semihalf.com, Jose.Abreu@synopsys.com, andrew@lunn.ch, hkallweit1@gmail.com, linux@armlinux.org.uk Cc: linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, mengyuanlou@net-swift.com, Jiawen Wu Subject: [RFC PATCH net-next v6 7/9] net: pcs: Add 10GBASE-R mode for Synopsys Designware XPCS Date: Fri, 5 May 2023 15:42:26 +0800 Message-Id: <20230505074228.84679-8-jiawenwu@trustnetic.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20230505074228.84679-1-jiawenwu@trustnetic.com> References: <20230505074228.84679-1-jiawenwu@trustnetic.com> MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:trustnetic.com:qybglogicsvrgz:qybglogicsvrgz5a-1 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Add basic support for XPCS using 10GBASE-R interface. This mode will be extended to use interrupt, so set pcs.poll false. And avoid soft reset so that the device using this mode is in the default configuration. Signed-off-by: Jiawen Wu --- drivers/net/pcs/pcs-xpcs.c | 30 ++++++++++++++++++++++++++++++ include/linux/pcs/pcs-xpcs.h | 1 + 2 files changed, 31 insertions(+) diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c index 539cd43eae8d..c7c8b8d1311f 100644 --- a/drivers/net/pcs/pcs-xpcs.c +++ b/drivers/net/pcs/pcs-xpcs.c @@ -64,6 +64,16 @@ static const int xpcs_xlgmii_features[] = { __ETHTOOL_LINK_MODE_MASK_NBITS, }; +static const int xpcs_10gbaser_features[] = { + ETHTOOL_LINK_MODE_Pause_BIT, + ETHTOOL_LINK_MODE_Asym_Pause_BIT, + ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, + ETHTOOL_LINK_MODE_10000baseLR_Full_BIT, + ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT, + ETHTOOL_LINK_MODE_10000baseER_Full_BIT, + __ETHTOOL_LINK_MODE_MASK_NBITS, +}; + static const int xpcs_sgmii_features[] = { ETHTOOL_LINK_MODE_Pause_BIT, ETHTOOL_LINK_MODE_Asym_Pause_BIT, @@ -106,6 +116,10 @@ static const phy_interface_t xpcs_xlgmii_interfaces[] = { PHY_INTERFACE_MODE_XLGMII, }; +static const phy_interface_t xpcs_10gbaser_interfaces[] = { + PHY_INTERFACE_MODE_10GBASER, +}; + static const phy_interface_t xpcs_sgmii_interfaces[] = { PHY_INTERFACE_MODE_SGMII, }; @@ -123,6 +137,7 @@ enum { DW_XPCS_USXGMII, DW_XPCS_10GKR, DW_XPCS_XLGMII, + DW_XPCS_10GBASER, DW_XPCS_SGMII, DW_XPCS_1000BASEX, DW_XPCS_2500BASEX, @@ -246,6 +261,7 @@ static int xpcs_soft_reset(struct dw_xpcs *xpcs, switch (compat->an_mode) { case DW_AN_C73: + case DW_10GBASER: dev = MDIO_MMD_PCS; break; case DW_AN_C37_SGMII: @@ -872,6 +888,8 @@ int xpcs_do_config(struct dw_xpcs *xpcs, phy_interface_t interface, return -ENODEV; switch (compat->an_mode) { + case DW_10GBASER: + break; case DW_AN_C73: if (phylink_autoneg_inband(mode)) { ret = xpcs_config_aneg_c73(xpcs, compat); @@ -1033,6 +1051,9 @@ static void xpcs_get_state(struct phylink_pcs *pcs, return; switch (compat->an_mode) { + case DW_10GBASER: + phylink_mii_c45_pcs_get_state(xpcs->mdiodev, state); + break; case DW_AN_C73: ret = xpcs_get_state_c73(xpcs, state, compat); if (ret) { @@ -1188,6 +1209,12 @@ static const struct xpcs_compat synopsys_xpcs_compat[DW_XPCS_INTERFACE_MAX] = { .num_interfaces = ARRAY_SIZE(xpcs_xlgmii_interfaces), .an_mode = DW_AN_C73, }, + [DW_XPCS_10GBASER] = { + .supported = xpcs_10gbaser_features, + .interface = xpcs_10gbaser_interfaces, + .num_interfaces = ARRAY_SIZE(xpcs_10gbaser_interfaces), + .an_mode = DW_10GBASER, + }, [DW_XPCS_SGMII] = { .supported = xpcs_sgmii_features, .interface = xpcs_sgmii_interfaces, @@ -1290,6 +1317,9 @@ struct dw_xpcs *xpcs_create(struct mdio_device *mdiodev, } xpcs->pcs.ops = &xpcs_phylink_ops; + if (compat->an_mode == DW_10GBASER) + return xpcs; + xpcs->pcs.poll = true; ret = xpcs_soft_reset(xpcs, compat); diff --git a/include/linux/pcs/pcs-xpcs.h b/include/linux/pcs/pcs-xpcs.h index d2da1e0b4a92..61df0c717a0e 100644 --- a/include/linux/pcs/pcs-xpcs.h +++ b/include/linux/pcs/pcs-xpcs.h @@ -18,6 +18,7 @@ #define DW_AN_C37_SGMII 2 #define DW_2500BASEX 3 #define DW_AN_C37_1000BASEX 4 +#define DW_10GBASER 5 struct xpcs_id;