linux-kernel - [PATCH 4/4] phy: tegra: use of_device_get_match

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Date:   Wed, 9 Aug 2017 17:18:00 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Kishon Vijay Abraham I <kishon@...com>
CC:     Heiko Stuebner <heiko@...ech.de>, Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kamil Debski <kamil@...as.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Lee Jones <lee.jones@...aro.org>,
        Vivek Gautam <vivek.gautam@...eaurora.org>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Axel Lin <axel.lin@...ics.com>,
        Baoyou Xie <baoyou.xie@...aro.org>,
        Arnd Bergmann <arnd@...db.de>, Sekhar Nori <nsekhar@...com>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Jaehoon Chung <jh80.chung@...sung.com>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-rockchip@...ts.infradead.org>,
        <linux-samsung-soc@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>
Subject: [PATCH 4/4] phy: tegra: use of_device_get_match_data()

reduce the boilerplate code to get the specific data

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
 drivers/phy/tegra/xusb.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 3cbcb25..25cdfb1 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -848,7 +848,6 @@ static int tegra_xusb_padctl_probe(struct platform_device *pdev)
 	struct device_node *np = of_node_get(pdev->dev.of_node);
 	const struct tegra_xusb_padctl_soc *soc;
 	struct tegra_xusb_padctl *padctl;
-	const struct of_device_id *match;
 	struct resource *res;
 	int err;
 
@@ -861,8 +860,9 @@ static int tegra_xusb_padctl_probe(struct platform_device *pdev)
 
 	of_node_put(np);
 
-	match = of_match_node(tegra_xusb_padctl_of_match, pdev->dev.of_node);
-	soc = match->data;
+	soc = of_device_get_match_data(&pdev->dev);
+	if (!soc)
+		return -EINVAL;
 
 	padctl = soc->ops->probe(&pdev->dev, soc);
 	if (IS_ERR(padctl))
-- 
1.7.9.5