linux-kernel - [PATCH 1/6] gpio: gpio-dwapb: simplify getting .driver

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Message-Id: <20181021200002.1472-2-wsa+renesas@sang-engineering.com>
Date:   Sun, 21 Oct 2018 21:59:56 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-kernel@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Hoan Tran <hotran@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-gpio@...r.kernel.org
Subject: [PATCH 1/6] gpio: gpio-dwapb: simplify getting .driver_data

We should get 'driver_data' from 'struct device' directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---

Build tested only. buildbot is happy.

 drivers/gpio/gpio-dwapb.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c
index 044888fd96a1..84ae04402f70 100644
--- a/drivers/gpio/gpio-dwapb.c
+++ b/drivers/gpio/gpio-dwapb.c
@@ -748,8 +748,7 @@ static int dwapb_gpio_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM_SLEEP
 static int dwapb_gpio_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct dwapb_gpio *gpio = platform_get_drvdata(pdev);
+	struct dwapb_gpio *gpio = dev_get_drvdata(dev);
 	struct gpio_chip *gc	= &gpio->ports[0].gc;
 	unsigned long flags;
 	int i;
@@ -793,8 +792,7 @@ static int dwapb_gpio_suspend(struct device *dev)
 
 static int dwapb_gpio_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct dwapb_gpio *gpio = platform_get_drvdata(pdev);
+	struct dwapb_gpio *gpio = dev_get_drvdata(dev);
 	struct gpio_chip *gc	= &gpio->ports[0].gc;
 	unsigned long flags;
 	int i;
-- 
2.19.0