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From: Calvin Johnson <calvin.johnson@oss.nxp.com>
To: Jeremy Linton <jeremy.linton@arm.com>,
	Russell King - ARM Linux admin <linux@armlinux.org.uk>,
	Jon <jon@solid-run.com>,
	Cristi Sovaiala <cristian.sovaiala@nxp.com>,
	Ioana Ciornei <ioana.ciornei@nxp.com>,
	Andrew Lunn <andrew@lunn.ch>,
	Andy Shevchenko <andy.shevchenko@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Madalin Bucur <madalin.bucur@oss.nxp.com>
Cc: netdev@vger.kernel.org, linux.cj@gmail.com,
	linux-acpi@vger.kernel.org,
	Calvin Johnson <calvin.johnson@oss.nxp.com>
Subject: [net-next PATCH v7 5/6] phylink: introduce phylink_fwnode_phy_connect()
Date: Wed, 15 Jul 2020 14:33:59 +0530
Message-ID: <20200715090400.4733-6-calvin.johnson@oss.nxp.com> (raw)
In-Reply-To: <20200715090400.4733-1-calvin.johnson@oss.nxp.com>

Define phylink_fwnode_phy_connect() to connect phy specified by
a fwnode to a phylink instance.

Signed-off-by: Calvin Johnson <calvin.johnson@oss.nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>

---

Changes in v7:
- assign flags to phy_dev

Changes in v6:
- clean up phylink_fwnode_phy_connect()

Changes in v5:
- return -EINVAL for invalid fwnode

Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/net/phy/phylink.c | 32 ++++++++++++++++++++++++++++++++
 include/linux/phylink.h   |  3 +++
 2 files changed, 35 insertions(+)

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index dae6c8b51d7f..ba40d3bfa986 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -5,6 +5,7 @@
  *
  * Copyright (C) 2015 Russell King
  */
+#include <linux/acpi.h>
 #include <linux/ethtool.h>
 #include <linux/export.h>
 #include <linux/gpio/consumer.h>
@@ -1017,6 +1018,37 @@ int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn,
 }
 EXPORT_SYMBOL_GPL(phylink_of_phy_connect);
 
+/**
+ * phylink_fwnode_phy_connect() - connect the PHY specified in the fwnode.
+ * @pl: a pointer to a &struct phylink returned from phylink_create()
+ * @fwnode: a pointer to a &struct fwnode_handle.
+ * @flags: PHY-specific flags to communicate to the PHY device driver
+ *
+ * Connect the phy specified @fwnode to the phylink instance specified
+ * by @pl. Actions specified in phylink_connect_phy() will be
+ * performed.
+ *
+ * Returns 0 on success or a negative errno.
+ */
+int phylink_fwnode_phy_connect(struct phylink *pl,
+			       struct fwnode_handle *fwnode,
+			       u32 flags)
+{
+	struct phy_device *phy_dev;
+
+	if (is_of_node(fwnode))
+		return phylink_of_phy_connect(pl, to_of_node(fwnode), flags);
+	if (is_acpi_device_node(fwnode)) {
+		phy_dev = phy_find_by_mdio_handle(fwnode);
+		if (!phy_dev)
+			return -ENODEV;
+		phy_dev->dev_flags |= flags;
+		return phylink_connect_phy(pl, phy_dev);
+	}
+	return -EINVAL;
+}
+EXPORT_SYMBOL_GPL(phylink_fwnode_phy_connect);
+
 /**
  * phylink_disconnect_phy() - disconnect any PHY attached to the phylink
  *   instance.
diff --git a/include/linux/phylink.h b/include/linux/phylink.h
index b32b8b45421b..b27eed5e49a9 100644
--- a/include/linux/phylink.h
+++ b/include/linux/phylink.h
@@ -368,6 +368,9 @@ void phylink_destroy(struct phylink *);
 
 int phylink_connect_phy(struct phylink *, struct phy_device *);
 int phylink_of_phy_connect(struct phylink *, struct device_node *, u32 flags);
+int phylink_fwnode_phy_connect(struct phylink *pl,
+			       struct fwnode_handle *fwnode,
+			       u32 flags);
 void phylink_disconnect_phy(struct phylink *);
 
 void phylink_mac_change(struct phylink *, bool up);
-- 
2.17.1


  parent reply index

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-15  9:03 [net-next PATCH v7 0/6] ACPI support for dpaa2 MAC driver Calvin Johnson
2020-07-15  9:03 ` [net-next PATCH v7 1/6] Documentation: ACPI: DSD: Document MDIO PHY Calvin Johnson
2020-07-16  3:04   ` Florian Fainelli
2020-07-16  3:11     ` Andrew Lunn
2020-07-23 23:26   ` Jeremy Linton
2020-07-24 13:39     ` Andrew Lunn
2020-07-24 17:26       ` Jeremy Linton
2020-07-24 17:39         ` Florian Fainelli
2020-07-24 19:20           ` Andrew Lunn
2020-07-24 20:12             ` Andy Shevchenko
2020-07-24 20:13               ` Florian Fainelli
2020-07-24 20:20                 ` Andy Shevchenko
2020-07-25  7:36                   ` Calvin Johnson
2020-07-25 10:48                     ` Andy Shevchenko
2020-07-24 21:06               ` Russell King - ARM Linux admin
2020-07-27 17:03             ` Sudeep Holla
2020-07-24 19:14         ` Andrew Lunn
2020-07-27 17:21           ` Sudeep Holla
2020-07-28 20:34             ` Andrew Lunn
2020-07-28 20:59               ` Russell King - ARM Linux admin
2020-07-28 21:26                 ` Andy Shevchenko
2020-07-29 16:00               ` Rafael J. Wysocki
2020-07-31 15:08                 ` Andrew Lunn
2020-07-27 17:32           ` Jon Nettleton
     [not found]           ` <1595922651-sup-5323@galangal.danc.bne.opengear.com>
2020-07-28 20:45             ` Andrew Lunn
2020-07-28 20:56               ` Florian Fainelli
2020-07-28 21:28                 ` Andy Shevchenko
2020-07-28 21:40                   ` Florian Fainelli
2020-07-31 15:14                   ` Andrew Lunn
2020-09-25 13:22                     ` Grant Likely
2020-07-28 22:30             ` Jeremy Linton
2020-07-29  0:39               ` Florian Fainelli
2020-07-29  2:53                 ` Jeremy Linton
2020-07-29  3:16                   ` Florian Fainelli
2020-07-29  8:43                   ` Jon Nettleton
2020-07-29  9:39                     ` Calvin Johnson
2020-09-25 13:34   ` Grant Likely
2020-09-26  4:30     ` Calvin Johnson
2020-09-29  5:17     ` Calvin Johnson
2020-09-29 13:43       ` Andrew Lunn
2020-09-29 13:55         ` Andy Shevchenko
2020-09-29 14:32           ` Andrew Lunn
2020-09-29 14:46             ` Andy Shevchenko
2020-09-29 15:06               ` Andrew Lunn
2020-09-29 15:29               ` Arnd Bergmann
2020-09-29 14:44         ` Arnd Bergmann
2020-09-29 14:59           ` Andrew Lunn
2020-09-29 15:59             ` Grant Likely
2020-09-29 15:53         ` Grant Likely
2020-09-29 16:04           ` Calvin Johnson
2020-07-15  9:03 ` [net-next PATCH v7 2/6] net: phy: introduce device_mdiobus_register() Calvin Johnson
2020-07-16  3:05   ` Florian Fainelli
2020-07-15  9:03 ` [net-next PATCH v7 3/6] net/fsl: use device_mdiobus_register() Calvin Johnson
2020-07-16  3:05   ` Florian Fainelli
2020-07-15  9:03 ` [net-next PATCH v7 4/6] net: phy: introduce phy_find_by_mdio_handle() Calvin Johnson
2020-07-16  3:06   ` Florian Fainelli
2020-07-15  9:03 ` Calvin Johnson [this message]
2020-07-15  9:04 ` [net-next PATCH v7 6/6] net: dpaa2-mac: Add ACPI support for DPAA2 MAC driver Calvin Johnson
2020-09-25 13:39 ` [net-next PATCH v7 0/6] ACPI support for dpaa2 " Grant Likely
2020-09-26  4:34   ` Calvin Johnson
2020-07-25 14:23 Calvin Johnson
2020-07-25 14:24 ` [net-next PATCH v7 5/6] phylink: introduce phylink_fwnode_phy_connect() Calvin Johnson

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