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From:   Sean Anderson <sean.anderson@seco.com>
To:     "David S . Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>, netdev@vger.kernel.org
Cc:     linuxppc-dev@lists.ozlabs.org,
        Camelia Groza <camelia.groza@nxp.com>,
        linux-kernel@vger.kernel.org (open list),
        Madalin Bucur <madalin.bucur@nxp.com>,
        linux-arm-kernel@lists.infradead.org,
        Sean Anderson <sean.anderson@seco.com>
Subject: [PATCH v4 15/25] net: fman: Remove internal_phy_node from params
Date:   Mon, 25 Jul 2022 11:10:29 -0400
Message-Id: <20220725151039.2581576-16-sean.anderson@seco.com>
In-Reply-To: <20220725151039.2581576-1-sean.anderson@seco.com>
References: <20220725151039.2581576-1-sean.anderson@seco.com>
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This member was used to pass the phy node between mac_probe and the
mac-specific initialization function. But now that the phy node is
gotten in the initialization function, this parameter does not serve a
purpose. Remove it, and do the grabbing of the node/grabbing of the phy
in the same place.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Acked-by: Camelia Groza <camelia.groza@nxp.com>
---

(no changes since v1)

 .../net/ethernet/freescale/fman/fman_dtsec.c  | 33 +++++++++---------
 .../net/ethernet/freescale/fman/fman_mac.h    |  2 --
 .../net/ethernet/freescale/fman/fman_memac.c  | 34 +++++++++----------
 3 files changed, 34 insertions(+), 35 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fman/fman_dtsec.c b/drivers/net/ethernet/freescale/fman/fman_dtsec.c
index 84205be3a817..c2c4677451a9 100644
--- a/drivers/net/ethernet/freescale/fman/fman_dtsec.c
+++ b/drivers/net/ethernet/freescale/fman/fman_dtsec.c
@@ -1463,26 +1463,11 @@ static struct fman_mac *dtsec_config(struct fman_mac_params *params)
 	dtsec->fm = params->fm;
 	dtsec->basex_if = params->basex_if;
 
-	if (!params->internal_phy_node) {
-		pr_err("TBI PHY node is not available\n");
-		goto err_dtsec_drv_param;
-	}
-
-	dtsec->tbiphy = of_phy_find_device(params->internal_phy_node);
-	if (!dtsec->tbiphy) {
-		pr_err("of_phy_find_device (TBI PHY) failed\n");
-		goto err_dtsec_drv_param;
-	}
-
-	put_device(&dtsec->tbiphy->mdio.dev);
-
 	/* Save FMan revision */
 	fman_get_revision(dtsec->fm, &dtsec->fm_rev_info);
 
 	return dtsec;
 
-err_dtsec_drv_param:
-	kfree(dtsec_drv_param);
 err_dtsec:
 	kfree(dtsec);
 	return NULL;
@@ -1494,6 +1479,7 @@ int dtsec_initialization(struct mac_device *mac_dev,
 	int			err;
 	struct fman_mac_params	params;
 	struct fman_mac		*dtsec;
+	struct device_node	*phy_node;
 
 	mac_dev->set_promisc		= dtsec_set_promiscuous;
 	mac_dev->change_addr		= dtsec_modify_mac_address;
@@ -1512,7 +1498,6 @@ 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) {
@@ -1523,6 +1508,22 @@ int dtsec_initialization(struct mac_device *mac_dev,
 	dtsec = mac_dev->fman_mac;
 	dtsec->dtsec_drv_param->maximum_frame = fman_get_max_frm();
 	dtsec->dtsec_drv_param->tx_pad_crc = true;
+
+	phy_node = of_parse_phandle(mac_node, "tbi-handle", 0);
+	if (!phy_node) {
+		pr_err("TBI PHY node is not available\n");
+		err = -EINVAL;
+		goto _return_fm_mac_free;
+	}
+
+	dtsec->tbiphy = of_phy_find_device(phy_node);
+	if (!dtsec->tbiphy) {
+		pr_err("of_phy_find_device (TBI PHY) failed\n");
+		err = -EINVAL;
+		goto _return_fm_mac_free;
+	}
+	put_device(&dtsec->tbiphy->mdio.dev);
+
 	err = dtsec_init(dtsec);
 	if (err < 0)
 		goto _return_fm_mac_free;
diff --git a/drivers/net/ethernet/freescale/fman/fman_mac.h b/drivers/net/ethernet/freescale/fman/fman_mac.h
index 418d1de85702..7774af6463e5 100644
--- a/drivers/net/ethernet/freescale/fman/fman_mac.h
+++ b/drivers/net/ethernet/freescale/fman/fman_mac.h
@@ -190,8 +190,6 @@ struct fman_mac_params {
 	 * synchronize with far-end phy at 10Mbps, 100Mbps or 1000Mbps
 	*/
 	bool basex_if;
-	/* Pointer to TBI/PCS PHY node, used for TBI/PCS PHY access */
-	struct device_node *internal_phy_node;
 };
 
 struct eth_hash_t {
diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c
index 039f71e31efc..5c0b837ebcbc 100644
--- a/drivers/net/ethernet/freescale/fman/fman_memac.c
+++ b/drivers/net/ethernet/freescale/fman/fman_memac.c
@@ -1150,22 +1150,6 @@ static struct fman_mac *memac_config(struct fman_mac_params *params)
 	/* Save FMan revision */
 	fman_get_revision(memac->fm, &memac->fm_rev_info);
 
-	if (memac->phy_if == PHY_INTERFACE_MODE_SGMII ||
-	    memac->phy_if == PHY_INTERFACE_MODE_QSGMII) {
-		if (!params->internal_phy_node) {
-			pr_err("PCS PHY node is not available\n");
-			memac_free(memac);
-			return NULL;
-		}
-
-		memac->pcsphy = of_phy_find_device(params->internal_phy_node);
-		if (!memac->pcsphy) {
-			pr_err("of_phy_find_device (PCS PHY) failed\n");
-			memac_free(memac);
-			return NULL;
-		}
-	}
-
 	return memac;
 }
 
@@ -1173,6 +1157,7 @@ int memac_initialization(struct mac_device *mac_dev,
 			 struct device_node *mac_node)
 {
 	int			 err;
+	struct device_node	*phy_node;
 	struct fman_mac_params	 params;
 	struct fixed_phy_status *fixed_link;
 	struct fman_mac		*memac;
@@ -1194,7 +1179,6 @@ 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 (params.max_speed == SPEED_10000)
 		params.phy_if = PHY_INTERFACE_MODE_XGMII;
@@ -1208,6 +1192,22 @@ int memac_initialization(struct mac_device *mac_dev,
 	memac = mac_dev->fman_mac;
 	memac->memac_drv_param->max_frame_length = fman_get_max_frm();
 	memac->memac_drv_param->reset_on_init = true;
+	if (memac->phy_if == PHY_INTERFACE_MODE_SGMII ||
+	    memac->phy_if == PHY_INTERFACE_MODE_QSGMII) {
+		phy_node = of_parse_phandle(mac_node, "pcsphy-handle", 0);
+		if (!phy_node) {
+			pr_err("PCS PHY node is not available\n");
+			err = -EINVAL;
+			goto _return_fm_mac_free;
+		}
+
+		memac->pcsphy = of_phy_find_device(phy_node);
+		if (!memac->pcsphy) {
+			pr_err("of_phy_find_device (PCS PHY) failed\n");
+			err = -EINVAL;
+			goto _return_fm_mac_free;
+		}
+	}
 
 	if (!mac_dev->phy_node && of_phy_is_fixed_link(mac_node)) {
 		struct phy_device *phy;
-- 
2.35.1.1320.gc452695387.dirty