linux-kernel - [PATCH net-next v3 19/47] net: fman: Get PCS node in per-mac init

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Message-Id: <20220715215954.1449214-20-sean.anderson@seco.com>
Date:   Fri, 15 Jul 2022 17:59:26 -0400
From:   Sean Anderson <sean.anderson@...o.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Madalin Bucur <madalin.bucur@....com>, netdev@...r.kernel.org
Cc:     Paolo Abeni <pabeni@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>,
        linux-arm-kernel@...ts.infradead.org,
        Russell King <linux@...linux.org.uk>,
        linux-kernel@...r.kernel.org,
        Sean Anderson <sean.anderson@...o.com>
Subject: [PATCH net-next v3 19/47] net: fman: Get PCS node in per-mac init

This moves the reading of the PCS property out of the generic probe and
into the mac-specific initialization function. This reduces the
mac-specific jobs done in the top-level probe function.

Signed-off-by: Sean Anderson <sean.anderson@...o.com>
---

(no changes since v1)

 drivers/net/ethernet/freescale/fman/mac.c | 19 +++++++++----------
 drivers/net/ethernet/freescale/fman/mac.h |  2 +-
 2 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c
index 6a4eaca83700..0af6f6c49284 100644
--- a/drivers/net/ethernet/freescale/fman/mac.c
+++ b/drivers/net/ethernet/freescale/fman/mac.c
@@ -32,7 +32,6 @@ struct mac_priv_s {
 	void __iomem			*vaddr;
 	u8				cell_index;
 	struct fman			*fman;
-	struct device_node		*internal_phy_node;
 	/* List of multicast addresses */
 	struct list_head		mc_addr_list;
 	struct platform_device		*eth_dev;
@@ -85,12 +84,12 @@ static int set_fman_mac_params(struct mac_device *mac_dev,
 	params->exception_cb	= mac_exception;
 	params->event_cb	= mac_exception;
 	params->dev_id		= mac_dev;
-	params->internal_phy_node = priv->internal_phy_node;
 
 	return 0;
 }
 
-static int tgec_initialization(struct mac_device *mac_dev)
+static int tgec_initialization(struct mac_device *mac_dev,
+			       struct device_node *mac_node)
 {
 	int err;
 	struct mac_priv_s	*priv;
@@ -138,7 +137,8 @@ static int tgec_initialization(struct mac_device *mac_dev)
 	return err;
 }
 
-static int dtsec_initialization(struct mac_device *mac_dev)
+static int dtsec_initialization(struct mac_device *mac_dev,
+				struct device_node *mac_node)
 {
 	int			err;
 	struct mac_priv_s	*priv;
@@ -150,6 +150,7 @@ static int dtsec_initialization(struct mac_device *mac_dev)
 	err = set_fman_mac_params(mac_dev, &params);
 	if (err)
 		goto _return;
+	params.internal_phy_node = of_parse_phandle(mac_node, "tbi-handle", 0);
 
 	mac_dev->fman_mac = dtsec_config(&params);
 	if (!mac_dev->fman_mac) {
@@ -190,7 +191,8 @@ static int dtsec_initialization(struct mac_device *mac_dev)
 	return err;
 }
 
-static int memac_initialization(struct mac_device *mac_dev)
+static int memac_initialization(struct mac_device *mac_dev,
+				struct device_node *mac_node)
 {
 	int			 err;
 	struct mac_priv_s	*priv;
@@ -201,6 +203,7 @@ static int memac_initialization(struct mac_device *mac_dev)
 	err = set_fman_mac_params(mac_dev, &params);
 	if (err)
 		goto _return;
+	params.internal_phy_node = of_parse_phandle(mac_node, "pcsphy-handle", 0);
 
 	if (priv->max_speed == SPEED_10000)
 		params.phy_if = PHY_INTERFACE_MODE_XGMII;
@@ -583,14 +586,10 @@ static int mac_probe(struct platform_device *_of_dev)
 
 	if (of_device_is_compatible(mac_node, "fsl,fman-dtsec")) {
 		setup_dtsec(mac_dev);
-		priv->internal_phy_node = of_parse_phandle(mac_node,
-							  "tbi-handle", 0);
 	} else if (of_device_is_compatible(mac_node, "fsl,fman-xgec")) {
 		setup_tgec(mac_dev);
 	} else if (of_device_is_compatible(mac_node, "fsl,fman-memac")) {
 		setup_memac(mac_dev);
-		priv->internal_phy_node = of_parse_phandle(mac_node,
-							  "pcsphy-handle", 0);
 	} else {
 		dev_err(dev, "MAC node (%pOF) contains unsupported MAC\n",
 			mac_node);
@@ -783,7 +782,7 @@ static int mac_probe(struct platform_device *_of_dev)
 		put_device(&phy->mdio.dev);
 	}
 
-	err = mac_dev->init(mac_dev);
+	err = mac_dev->init(mac_dev, mac_node);
 	if (err < 0) {
 		dev_err(dev, "mac_dev->init() = %d\n", err);
 		of_node_put(mac_dev->phy_node);
diff --git a/drivers/net/ethernet/freescale/fman/mac.h b/drivers/net/ethernet/freescale/fman/mac.h
index 95f67b4efb61..e4329c7d5001 100644
--- a/drivers/net/ethernet/freescale/fman/mac.h
+++ b/drivers/net/ethernet/freescale/fman/mac.h
@@ -35,7 +35,7 @@ struct mac_device {
 	bool promisc;
 	bool allmulti;
 
-	int (*init)(struct mac_device *mac_dev);
+	int (*init)(struct mac_device *mac_dev, struct device_node *mac_node);
 	int (*enable)(struct fman_mac *mac_dev);
 	int (*disable)(struct fman_mac *mac_dev);
 	void (*adjust_link)(struct mac_device *mac_dev);
-- 
2.35.1.1320.gc452695387.dirty