linux-kernel - [PATCH net-next 20/22] net: stmmac: dwmac-tegra: use devm_stmmac_probe_config

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Message-Id: <20230829104033.955-21-jszhang@kernel.org>
Date:   Tue, 29 Aug 2023 18:40:31 +0800
From:   Jisheng Zhang <jszhang@...nel.org>
To:     Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Emil Renner Berthing <kernel@...il.dk>,
        Samin Guo <samin.guo@...rfivetech.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>,
        Russell King <linux@...linux.org.uk>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Cc:     netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH net-next 20/22] net: stmmac: dwmac-tegra: use devm_stmmac_probe_config_dt()

Simplify the driver's probe() function by using the devres
variant of stmmac_probe_config_dt().

The calling of stmmac_pltfr_remove() now needs to be switched to
stmmac_pltfr_remove_no_dt().

Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
index e0f3cbd36852..7e512c0762ea 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
@@ -284,7 +284,7 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 	if (err < 0)
 		goto disable_clks;
 
-	plat = stmmac_probe_config_dt(pdev, res.mac);
+	plat = devm_stmmac_probe_config_dt(pdev, res.mac);
 	if (IS_ERR(plat)) {
 		err = PTR_ERR(plat);
 		goto disable_clks;
@@ -303,7 +303,7 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 						   GFP_KERNEL);
 		if (!plat->mdio_bus_data) {
 			err = -ENOMEM;
-			goto remove;
+			goto disable_clks;
 		}
 	}
 
@@ -321,7 +321,7 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 				 500, 500 * 2000);
 	if (err < 0) {
 		dev_err(mgbe->dev, "timeout waiting for TX lane to become enabled\n");
-		goto remove;
+		goto disable_clks;
 	}
 
 	plat->serdes_powerup = mgbe_uphy_lane_bringup_serdes_up;
@@ -342,12 +342,10 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 
 	err = stmmac_dvr_probe(&pdev->dev, plat, &res);
 	if (err < 0)
-		goto remove;
+		goto disable_clks;
 
 	return 0;
 
-remove:
-	stmmac_remove_config_dt(pdev, plat);
 disable_clks:
 	clk_bulk_disable_unprepare(ARRAY_SIZE(mgbe_clks), mgbe->clks);
 
@@ -360,7 +358,7 @@ static void tegra_mgbe_remove(struct platform_device *pdev)
 
 	clk_bulk_disable_unprepare(ARRAY_SIZE(mgbe_clks), mgbe->clks);
 
-	stmmac_pltfr_remove(pdev);
+	stmmac_pltfr_remove_no_dt(pdev);
 }
 
 static const struct of_device_id tegra_mgbe_match[] = {
-- 
2.40.1