From patchwork Wed Feb 9 12:42:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 12740232 X-Patchwork-Delegate: kuba@kernel.org 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 C2792C433EF for ; Wed, 9 Feb 2022 12:43:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233578AbiBIMnG (ORCPT ); Wed, 9 Feb 2022 07:43:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233568AbiBIMnF (ORCPT ); Wed, 9 Feb 2022 07:43:05 -0500 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 70135C05CB86 for ; Wed, 9 Feb 2022 04:43:06 -0800 (PST) Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nHmJG-0008KF-It; Wed, 09 Feb 2022 13:42:58 +0100 Received: from ore by dude.hi.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nHmJF-00CfQI-Bi; Wed, 09 Feb 2022 13:42:57 +0100 From: Oleksij Rempel To: "David S. Miller" , Jakub Kicinski , Steve Glendinning , UNGLinuxDriver@microchip.com Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH net-next v1] net: usb: smsc95xx: add generic selftest support Date: Wed, 9 Feb 2022 13:42:55 +0100 Message-Id: <20220209124256.3019116-1-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Provide generic selftest support. Tested with LAN9500 and LAN9512. Signed-off-by: Oleksij Rempel --- drivers/net/usb/Kconfig | 1 + drivers/net/usb/smsc95xx.c | 25 +++++++++++++++++++++++++ 2 files changed, 26 insertions(+) diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index b554054a7560..e62fc4f2aee0 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -358,6 +358,7 @@ config USB_NET_SMSC95XX select BITREVERSE select CRC16 select CRC32 + imply NET_SELFTESTS help This option adds support for SMSC LAN95XX based USB 2.0 10/100 Ethernet adapters. diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index bc1e3dd67c04..5567220e9d16 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -20,6 +20,8 @@ #include #include #include +#include + #include "smsc95xx.h" #define SMSC_CHIPNAME "smsc95xx" @@ -727,6 +729,26 @@ static u32 smsc95xx_get_link(struct net_device *net) return net->phydev->link; } +static void smsc95xx_ethtool_get_strings(struct net_device *netdev, u32 sset, + u8 *data) +{ + switch (sset) { + case ETH_SS_TEST: + net_selftest_get_strings(data); + break; + } +} + +static int smsc95xx_ethtool_get_sset_count(struct net_device *ndev, int sset) +{ + switch (sset) { + case ETH_SS_TEST: + return net_selftest_get_count(); + default: + return -EOPNOTSUPP; + } +} + static const struct ethtool_ops smsc95xx_ethtool_ops = { .get_link = smsc95xx_get_link, .nway_reset = phy_ethtool_nway_reset, @@ -743,6 +765,9 @@ static const struct ethtool_ops smsc95xx_ethtool_ops = { .get_link_ksettings = phy_ethtool_get_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings, .get_ts_info = ethtool_op_get_ts_info, + .self_test = net_selftest, + .get_strings = smsc95xx_ethtool_get_strings, + .get_sset_count = smsc95xx_ethtool_get_sset_count, }; static int smsc95xx_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd)