linux-kernel - [PATCH 3/4] USB: host: use to_platform

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Message-Id: <2c8996d8e9f072f4d6db6ba1651d81730232c12e.1450876612.git.geliangtang@163.com>
Date:	Wed, 23 Dec 2015 21:26:52 +0800
From:	Geliang Tang <geliangtang@....com>
To:	unlisted-recipients:; (no To-header on input)
Cc:	Geliang Tang <geliangtang@....com>,
	Tony Prisk <linux@...sktech.co.nz>,
	Alan Stern <stern@...land.harvard.edu>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Srinivas Kandagatla <srinivas.kandagatla@...il.com>,
	Maxime Coquelin <maxime.coquelin@...com>,
	Patrice Chotard <patrice.chotard@...com>,
	linux-arm-kernel@...ts.infradead.org, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel@...inux.com
Subject: [PATCH 3/4] USB: host: use to_platform_device

Use to_platform_device() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@....com>
---
 drivers/usb/host/ehci-platform.c | 6 ++----
 drivers/usb/host/ehci-st.c       | 6 ++----
 drivers/usb/host/ohci-platform.c | 6 ++----
 drivers/usb/host/ohci-st.c       | 6 ++----
 4 files changed, 8 insertions(+), 16 deletions(-)

diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c
index bd7082f2..1757ebb 100644
--- a/drivers/usb/host/ehci-platform.c
+++ b/drivers/usb/host/ehci-platform.c
@@ -345,8 +345,7 @@ static int ehci_platform_suspend(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ehci_pdata *pdata = dev_get_platdata(dev);
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	bool do_wakeup = device_may_wakeup(dev);
 	int ret;
 
@@ -364,8 +363,7 @@ static int ehci_platform_resume(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ehci_pdata *pdata = dev_get_platdata(dev);
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	struct ehci_platform_priv *priv = hcd_to_ehci_priv(hcd);
 
 	if (pdata->power_on) {
diff --git a/drivers/usb/host/ehci-st.c b/drivers/usb/host/ehci-st.c
index b7c5cfa..a94ed67 100644
--- a/drivers/usb/host/ehci-st.c
+++ b/drivers/usb/host/ehci-st.c
@@ -287,8 +287,7 @@ static int st_ehci_suspend(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ehci_pdata *pdata = dev_get_platdata(dev);
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	bool do_wakeup = device_may_wakeup(dev);
 	int ret;
 
@@ -308,8 +307,7 @@ static int st_ehci_resume(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ehci_pdata *pdata = dev_get_platdata(dev);
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	int err;
 
 	pinctrl_pm_select_default_state(dev);
diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
index c2669f18..ae1c988 100644
--- a/drivers/usb/host/ohci-platform.c
+++ b/drivers/usb/host/ohci-platform.c
@@ -310,8 +310,7 @@ static int ohci_platform_suspend(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ohci_pdata *pdata = dev->platform_data;
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	bool do_wakeup = device_may_wakeup(dev);
 	int ret;
 
@@ -329,8 +328,7 @@ static int ohci_platform_resume(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ohci_pdata *pdata = dev_get_platdata(dev);
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 
 	if (pdata->power_on) {
 		int err = pdata->power_on(pdev);
diff --git a/drivers/usb/host/ohci-st.c b/drivers/usb/host/ohci-st.c
index df9028e..acf2eb2 100644
--- a/drivers/usb/host/ohci-st.c
+++ b/drivers/usb/host/ohci-st.c
@@ -270,8 +270,7 @@ static int st_ohci_suspend(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ohci_pdata *pdata = dev->platform_data;
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	bool do_wakeup = device_may_wakeup(dev);
 	int ret;
 
@@ -289,8 +288,7 @@ static int st_ohci_resume(struct device *dev)
 {
 	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct usb_ohci_pdata *pdata = dev_get_platdata(dev);
-	struct platform_device *pdev =
-		container_of(dev, struct platform_device, dev);
+	struct platform_device *pdev = to_platform_device(dev);
 	int err;
 
 	if (pdata->power_on) {
-- 
2.5.0


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