From patchwork Thu Jul 20 13:25:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13320524 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 8157E182AA for ; Thu, 20 Jul 2023 13:26:26 +0000 (UTC) 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 46FD926B3 for ; Thu, 20 Jul 2023 06:26:21 -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-0007aR-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-000qcI-Pd; 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-000Ez5-0m; 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 1/6] dt-bindings: net: dsa: microchip: add wakeup-source property Date: Thu, 20 Jul 2023 15:25:51 +0200 Message-Id: <20230720132556.57562-2-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> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: netdev@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Add wakeup-source property to enable Wake on Lan functionality in the switch. Since PME wake pin is not always attached to the SoC, use wakeup-source instead of wakeup-gpios Signed-off-by: Oleksij Rempel --- Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml b/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml index e51be1ac03623..26385ba624245 100644 --- a/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml +++ b/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml @@ -49,6 +49,8 @@ properties: Set if the output SYNCLKO clock should be disabled. Do not mix with microchip,synclko-125. + wakeup-source: true + required: - compatible - reg From patchwork Thu Jul 20 13:25:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13320523 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 6D832182A5 for ; Thu, 20 Jul 2023 13:26:26 +0000 (UTC) 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 46DAE26B1 for ; Thu, 20 Jul 2023 06:26:21 -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-0007aJ-QC; 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-000qc9-7b; 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-000EzF-0q; 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 2/6] dt-bindings: net: dsa: microchip: add local-mac-address property support Date: Thu, 20 Jul 2023 15:25:52 +0200 Message-Id: <20230720132556.57562-3-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> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: netdev@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org All KSZ switches have configurable MAC address support which is used for sending pause frames and for Wake on Magic Packet. So, allow local-mac-address property in the root of the switch node. Signed-off-by: Oleksij Rempel --- Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml b/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml index 26385ba624245..fd9a10d0ba28c 100644 --- a/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml +++ b/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml @@ -50,6 +50,7 @@ properties: microchip,synclko-125. wakeup-source: true + local-mac-address: true required: - compatible From patchwork Thu Jul 20 13:25:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13320525 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 19E20182A7 for ; Thu, 20 Jul 2023 13:26:28 +0000 (UTC) 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 4E465E60 for ; Thu, 20 Jul 2023 06:26:26 -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-0007aH-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-000qc5-2T; 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-000EzP-0v; 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 3/6] net: dsa: microchip: ksz9477: add Wake on LAN support Date: Thu, 20 Jul 2023 15:25:53 +0200 Message-Id: <20230720132556.57562-4-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> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: netdev@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Add WoL support for KSZ9477 family of switches. This code was tested on KSZ8563 chip and supports only wake on Magic Packet for now. Other parts needed for fully operational WoL support are in the followup patches. Signed-off-by: Oleksij Rempel --- drivers/net/dsa/microchip/ksz9477.c | 71 ++++++++++++++++++++++++++ drivers/net/dsa/microchip/ksz9477.h | 4 ++ drivers/net/dsa/microchip/ksz_common.c | 41 +++++++++++++++ 3 files changed, 116 insertions(+) diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index ce5fb3ea26dfa..56c8fb9f0379a 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -56,6 +56,74 @@ int ksz9477_change_mtu(struct ksz_device *dev, int port, int mtu) REG_SW_MTU_MASK, frame_size); } +static int ksz9477_handle_wake_reason(struct ksz_device *dev, int port) +{ + u8 pme_status; + int ret; + + ret = ksz_pread8(dev, port, REG_PORT_PME_STATUS, &pme_status); + if (ret) + return ret; + + if (pme_status) + dev_dbg(dev->dev, "Wake event on port %d due to: %s %s %s\n", + port, + pme_status & PME_WOL_MAGICPKT ? "\"Magic Packet\"" : "", + pme_status & PME_WOL_LINKUP ? "\"Link Up\"" : "", + pme_status & PME_WOL_ENERGY ? "\"Enery detect\"" : ""); + + return ksz_pwrite8(dev, port, REG_PORT_PME_STATUS, pme_status); +} + +void ksz9477_get_wol(struct ksz_device *dev, int port, + struct ethtool_wolinfo *wol) +{ + u8 pme_ctrl, pme_conf; + int ret; + + ret = ksz_read8(dev, REG_SW_PME_CTRL, &pme_conf); + if (ret) + return; + + if (!(pme_conf & PME_ENABLE)) + return; + + wol->supported = WAKE_MAGIC; + + ret = ksz_pread8(dev, port, REG_PORT_PME_CTRL, &pme_ctrl); + if (ret) + return; + + if (pme_ctrl & PME_WOL_MAGICPKT) + wol->wolopts |= WAKE_MAGIC; +} + +int ksz9477_set_wol(struct ksz_device *dev, int port, + struct ethtool_wolinfo *wol) +{ + u8 pme_conf, pme_ctrl = 0; + int ret; + + if (wol->wolopts & ~WAKE_MAGIC) + return -EINVAL; + + ret = ksz_read8(dev, REG_SW_PME_CTRL, &pme_conf); + if (ret) + return ret; + + if (!(pme_conf & PME_ENABLE)) + return -EOPNOTSUPP; + + ret = ksz9477_handle_wake_reason(dev, port); + if (ret) + return ret; + + if (wol->wolopts & WAKE_MAGIC) + pme_ctrl |= PME_WOL_MAGICPKT; + + return ksz_pwrite8(dev, port, REG_PORT_PME_CTRL, pme_ctrl); +} + static int ksz9477_wait_vlan_ctrl_ready(struct ksz_device *dev) { unsigned int val; @@ -1004,6 +1072,9 @@ void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port) /* clear pending interrupts */ if (dev->info->internal_phy[port]) ksz_pread16(dev, port, REG_PORT_PHY_INT_ENABLE, &data16); + + /* clear pending wake flags */ + ksz9477_handle_wake_reason(dev, port); } void ksz9477_config_cpu_port(struct dsa_switch *ds) diff --git a/drivers/net/dsa/microchip/ksz9477.h b/drivers/net/dsa/microchip/ksz9477.h index 27171482d0556..f972b6e7f1d12 100644 --- a/drivers/net/dsa/microchip/ksz9477.h +++ b/drivers/net/dsa/microchip/ksz9477.h @@ -58,6 +58,10 @@ int ksz9477_dsa_init(struct ksz_device *dev); int ksz9477_switch_init(struct ksz_device *dev); void ksz9477_switch_exit(struct ksz_device *dev); void ksz9477_port_queue_split(struct ksz_device *dev, int port); +void ksz9477_get_wol(struct ksz_device *dev, int port, + struct ethtool_wolinfo *wol); +int ksz9477_set_wol(struct ksz_device *dev, int port, + struct ethtool_wolinfo *wol); int ksz9477_port_acl_init(struct ksz_device *dev, int port); int ksz9477_cls_flower_add(struct dsa_switch *ds, int port, diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 87e363fb300fe..eb67bb520934d 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -2819,6 +2819,45 @@ static int ksz_cls_flower_del(struct dsa_switch *ds, int port, return -EOPNOTSUPP; } +static void ksz_get_wol(struct dsa_switch *ds, int port, + struct ethtool_wolinfo *wol) +{ + struct ksz_device *dev = ds->priv; + + memset(wol, 0, sizeof(*wol)); + + switch (dev->chip_id) { + case KSZ8563_CHIP_ID: + case KSZ9477_CHIP_ID: + case KSZ9563_CHIP_ID: + case KSZ9567_CHIP_ID: + case KSZ9893_CHIP_ID: + case KSZ9896_CHIP_ID: + case KSZ9897_CHIP_ID: + ksz9477_get_wol(dev, port, wol); + return; + } +} + +static int ksz_set_wol(struct dsa_switch *ds, int port, + struct ethtool_wolinfo *wol) +{ + struct ksz_device *dev = ds->priv; + + switch (dev->chip_id) { + case KSZ8563_CHIP_ID: + case KSZ9477_CHIP_ID: + case KSZ9563_CHIP_ID: + case KSZ9567_CHIP_ID: + case KSZ9893_CHIP_ID: + case KSZ9896_CHIP_ID: + case KSZ9897_CHIP_ID: + return ksz9477_set_wol(dev, port, wol); + } + + return -EOPNOTSUPP; +} + static void ksz_set_xmii(struct ksz_device *dev, int port, phy_interface_t interface) { @@ -3497,6 +3536,8 @@ static const struct dsa_switch_ops ksz_switch_ops = { .set_mac_eee = ksz_set_mac_eee, .cls_flower_add = ksz_cls_flower_add, .cls_flower_del = ksz_cls_flower_del, + .get_wol = ksz_get_wol, + .set_wol = ksz_set_wol, }; struct ksz_device *ksz_switch_alloc(struct device *base, void *priv) 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: 13320522 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 188D61800A for ; Thu, 20 Jul 2023 13:26:25 +0000 (UTC) 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 48F3C2708 for ; Thu, 20 Jul 2023 06:26:21 -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> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: netdev@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@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); } From patchwork Thu Jul 20 13:25:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13320529 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 6A3D1182A0 for ; Thu, 20 Jul 2023 13:32:41 +0000 (UTC) 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 481152703 for ; Thu, 20 Jul 2023 06:26:21 -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-0007aG-QF; Thu, 20 Jul 2023 15:26:00 +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 1qMTfJ-000qc3-Vg; Thu, 20 Jul 2023 15:25:57 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1qMTfJ-000Ezj-12; 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 5/6] net: dsa: microchip: use wakeup-source DT property to enable PME output Date: Thu, 20 Jul 2023 15:25:55 +0200 Message-Id: <20230720132556.57562-6-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> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: netdev@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org KSZ switches with WoL support signals wake event over PME pin. If this pin is attached to some external PMIC or System Controller can't be described as GPIO, the only way to describe it in the devicetree is to use wakeup-source property. So, add support for this property and enable PME switch output if this property is present. Signed-off-by: Oleksij Rempel --- drivers/net/dsa/microchip/ksz9477.c | 3 +++ drivers/net/dsa/microchip/ksz_common.c | 3 +++ drivers/net/dsa/microchip/ksz_common.h | 1 + 3 files changed, 7 insertions(+) diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 9a531db79f832..1a3d7ae5970e2 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1208,6 +1208,9 @@ int ksz9477_setup(struct dsa_switch *ds) return ret; } + if (dev->wakeup_source) + ksz_write8(dev, REG_SW_PME_CTRL, PME_ENABLE); + return 0; } diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index eb67bb520934d..354cc5333675b 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -3717,6 +3717,9 @@ int ksz_switch_register(struct ksz_device *dev) dev_err(dev->dev, "inconsistent synclko settings\n"); return -EINVAL; } + + dev->wakeup_source = of_property_read_bool(dev->dev->of_node, + "wakeup-source"); } ret = dsa_register_switch(dev->ds); diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 4ec53cf4b30be..b67bb9b4631ea 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -158,6 +158,7 @@ struct ksz_device { phy_interface_t compat_interface; bool synclko_125; bool synclko_disable; + bool wakeup_source; struct vlan_table *vlan_cache; From patchwork Thu Jul 20 13:25:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13320526 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 6666F182D9 for ; Thu, 20 Jul 2023 13:26:28 +0000 (UTC) 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 DC1122700 for ; Thu, 20 Jul 2023 06:26:26 -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-0007aN-QI; 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-000qcF-DI; 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-000Ezt-15; 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 6/6] net: dsa: microchip: ksz9477: make switch MAC address configurable Date: Thu, 20 Jul 2023 15:25:56 +0200 Message-Id: <20230720132556.57562-7-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> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: netdev@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org The switch MAC address is used for sending pause frames and for Wake on Magic Packet. So, make use of local-mac-address property in the switch node root and configure it in the HW. Signed-off-by: Oleksij Rempel --- drivers/net/dsa/microchip/ksz9477.c | 8 ++++++++ drivers/net/dsa/microchip/ksz_common.c | 7 +++++++ drivers/net/dsa/microchip/ksz_common.h | 2 ++ 3 files changed, 17 insertions(+) diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 1a3d7ae5970e2..f3c59f5fd4dc2 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1211,6 +1211,14 @@ int ksz9477_setup(struct dsa_switch *ds) if (dev->wakeup_source) ksz_write8(dev, REG_SW_PME_CTRL, PME_ENABLE); + if (is_valid_ether_addr(dev->mac_addr)) { + int i; + + for (i = 0; i < ETH_ALEN; i++) + ksz_write8(dev, REG_SW_MAC_ADDR_0 + i, + dev->mac_addr[i]); + } + return 0; } diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 354cc5333675b..b6ad1f2dddf3b 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -3686,6 +3686,8 @@ int ksz_switch_register(struct ksz_device *dev) for (port_num = 0; port_num < dev->info->port_cnt; ++port_num) dev->ports[port_num].interface = PHY_INTERFACE_MODE_NA; if (dev->dev->of_node) { + const u8 *mac; + ret = of_get_phy_mode(dev->dev->of_node, &interface); if (ret == 0) dev->compat_interface = interface; @@ -3720,6 +3722,11 @@ int ksz_switch_register(struct ksz_device *dev) dev->wakeup_source = of_property_read_bool(dev->dev->of_node, "wakeup-source"); + + mac = of_get_property(dev->dev->of_node, "local-mac-address", + NULL); + if (mac) + memcpy(dev->mac_addr, mac, ETH_ALEN); } ret = dsa_register_switch(dev->ds); diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index b67bb9b4631ea..adedc95c60fac 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -171,6 +171,8 @@ struct ksz_device { struct mutex lock_irq; /* IRQ Access */ struct ksz_irq girq; struct ksz_ptp_data ptp_data; + + u8 mac_addr[ETH_ALEN]; }; /* List of supported models */