From patchwork Thu Jul 20 13:25:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 704654 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 BF864C04A94 for ; Thu, 20 Jul 2023 13:26:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231881AbjGTN0c (ORCPT ); Thu, 20 Jul 2023 09:26:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44950 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231882AbjGTN02 (ORCPT ); Thu, 20 Jul 2023 09:26:28 -0400 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 8074D10F5 for ; Thu, 20 Jul 2023 06:26:27 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qMTfL-0007aL-QE; Thu, 20 Jul 2023 15:25:59 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qMTfK-000qcB-AA; Thu, 20 Jul 2023 15:25:58 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1qMTfJ-000EzZ-0y; Thu, 20 Jul 2023 15:25:57 +0200 From: Oleksij Rempel To: "David S. Miller" , Andrew Lunn , Eric Dumazet , Florian Fainelli , Jakub Kicinski , Paolo Abeni , Vladimir Oltean , Woojung Huh , Arun Ramadoss , Conor Dooley , Krzysztof Kozlowski , Rob Herring Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, UNGLinuxDriver@microchip.com, "Russell King (Oracle)" , devicetree@vger.kernel.org Subject: [PATCH net-next v1 4/6] net: dsa: microchip: ksz9477: add Wake on PHY event support Date: Thu, 20 Jul 2023 15:25:54 +0200 Message-Id: <20230720132556.57562-5-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230720132556.57562-1-o.rempel@pengutronix.de> References: <20230720132556.57562-1-o.rempel@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 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: devicetree@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org KSZ9477 family of switches supports multiple PHY events: - wake on Link Up - wake on Energy Detect. Since current UAPI can't differentiate between this PHY events, map all of them to WAKE_PHY. Signed-off-by: Oleksij Rempel --- drivers/net/dsa/microchip/ksz9477.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 56c8fb9f0379a..9a531db79f832 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -88,7 +88,7 @@ void ksz9477_get_wol(struct ksz_device *dev, int port, if (!(pme_conf & PME_ENABLE)) return; - wol->supported = WAKE_MAGIC; + wol->supported = WAKE_PHY | WAKE_MAGIC; ret = ksz_pread8(dev, port, REG_PORT_PME_CTRL, &pme_ctrl); if (ret) @@ -96,6 +96,8 @@ void ksz9477_get_wol(struct ksz_device *dev, int port, if (pme_ctrl & PME_WOL_MAGICPKT) wol->wolopts |= WAKE_MAGIC; + if (pme_ctrl & (PME_WOL_LINKUP | PME_WOL_ENERGY)) + wol->wolopts |= WAKE_PHY; } int ksz9477_set_wol(struct ksz_device *dev, int port, @@ -104,7 +106,7 @@ int ksz9477_set_wol(struct ksz_device *dev, int port, u8 pme_conf, pme_ctrl = 0; int ret; - if (wol->wolopts & ~WAKE_MAGIC) + if (wol->wolopts & ~(WAKE_PHY | WAKE_MAGIC)) return -EINVAL; ret = ksz_read8(dev, REG_SW_PME_CTRL, &pme_conf); @@ -120,6 +122,8 @@ int ksz9477_set_wol(struct ksz_device *dev, int port, if (wol->wolopts & WAKE_MAGIC) pme_ctrl |= PME_WOL_MAGICPKT; + if (wol->wolopts & WAKE_PHY) + pme_ctrl |= PME_WOL_LINKUP | PME_WOL_ENERGY; return ksz_pwrite8(dev, port, REG_PORT_PME_CTRL, pme_ctrl); }