[PATCH] USB: host: Use usb_hcd_platform_shutdown() wherever possible

From: Roger Quadros
Date: Tue Jul 09 2013 - 06:59:17 EST


Most HCD drivers are doing the same thing in their ".shutdown" callback
so it makes sense to use the generic usb_hcd_platform_shutdown()
handler there.

Signed-off-by: Roger Quadros <rogerq@xxxxxx>
---
drivers/usb/host/ehci-grlib.c | 11 +----------
drivers/usb/host/ehci-mxc.c | 10 +---------
drivers/usb/host/ehci-omap.c | 10 +---------
drivers/usb/host/ehci-ppc-of.c | 11 +----------
drivers/usb/host/ehci-s5p.c | 10 +---------
drivers/usb/host/ehci-tegra.c | 10 +---------
drivers/usb/host/ehci-xilinx-of.c | 17 +----------------
drivers/usb/host/ohci-omap3.c | 10 +---------
8 files changed, 8 insertions(+), 81 deletions(-)

diff --git a/drivers/usb/host/ehci-grlib.c b/drivers/usb/host/ehci-grlib.c
index a77bd8d..83ab51a 100644
--- a/drivers/usb/host/ehci-grlib.c
+++ b/drivers/usb/host/ehci-grlib.c
@@ -167,15 +167,6 @@ static int ehci_hcd_grlib_remove(struct platform_device *op)
}


-static void ehci_hcd_grlib_shutdown(struct platform_device *op)
-{
- struct usb_hcd *hcd = platform_get_drvdata(op);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
-
static const struct of_device_id ehci_hcd_grlib_of_match[] = {
{
.name = "GAISLER_EHCI",
@@ -191,7 +182,7 @@ MODULE_DEVICE_TABLE(of, ehci_hcd_grlib_of_match);
static struct platform_driver ehci_grlib_driver = {
.probe = ehci_hcd_grlib_probe,
.remove = ehci_hcd_grlib_remove,
- .shutdown = ehci_hcd_grlib_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "grlib-ehci",
.owner = THIS_MODULE,
diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
index e4c34ac..030b539 100644
--- a/drivers/usb/host/ehci-mxc.c
+++ b/drivers/usb/host/ehci-mxc.c
@@ -197,20 +197,12 @@ static int ehci_mxc_drv_remove(struct platform_device *pdev)
return 0;
}

-static void ehci_mxc_drv_shutdown(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
MODULE_ALIAS("platform:mxc-ehci");

static struct platform_driver ehci_mxc_driver = {
.probe = ehci_mxc_drv_probe,
.remove = ehci_mxc_drv_remove,
- .shutdown = ehci_mxc_drv_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "mxc-ehci",
},
diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
index 9bd7dfe..4384d07 100644
--- a/drivers/usb/host/ehci-omap.c
+++ b/drivers/usb/host/ehci-omap.c
@@ -278,14 +278,6 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev)
return 0;
}

-static void ehci_hcd_omap_shutdown(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = dev_get_drvdata(&pdev->dev);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
static const struct of_device_id omap_ehci_dt_ids[] = {
{ .compatible = "ti,ehci-omap" },
{ }
@@ -296,7 +288,7 @@ MODULE_DEVICE_TABLE(of, omap_ehci_dt_ids);
static struct platform_driver ehci_hcd_omap_driver = {
.probe = ehci_hcd_omap_probe,
.remove = ehci_hcd_omap_remove,
- .shutdown = ehci_hcd_omap_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
/*.suspend = ehci_hcd_omap_suspend, */
/*.resume = ehci_hcd_omap_resume, */
.driver = {
diff --git a/drivers/usb/host/ehci-ppc-of.c b/drivers/usb/host/ehci-ppc-of.c
index 86da09c..932293f 100644
--- a/drivers/usb/host/ehci-ppc-of.c
+++ b/drivers/usb/host/ehci-ppc-of.c
@@ -215,15 +215,6 @@ static int ehci_hcd_ppc_of_remove(struct platform_device *op)
}


-static void ehci_hcd_ppc_of_shutdown(struct platform_device *op)
-{
- struct usb_hcd *hcd = platform_get_drvdata(op);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
-
static const struct of_device_id ehci_hcd_ppc_of_match[] = {
{
.compatible = "usb-ehci",
@@ -236,7 +227,7 @@ MODULE_DEVICE_TABLE(of, ehci_hcd_ppc_of_match);
static struct platform_driver ehci_hcd_ppc_of_driver = {
.probe = ehci_hcd_ppc_of_probe,
.remove = ehci_hcd_ppc_of_remove,
- .shutdown = ehci_hcd_ppc_of_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "ppc-of-ehci",
.owner = THIS_MODULE,
diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c
index 7cc26e6..aba645b 100644
--- a/drivers/usb/host/ehci-s5p.c
+++ b/drivers/usb/host/ehci-s5p.c
@@ -220,14 +220,6 @@ static int s5p_ehci_remove(struct platform_device *pdev)
return 0;
}

-static void s5p_ehci_shutdown(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
#ifdef CONFIG_PM
static int s5p_ehci_suspend(struct device *dev)
{
@@ -297,7 +289,7 @@ MODULE_DEVICE_TABLE(of, exynos_ehci_match);
static struct platform_driver s5p_ehci_driver = {
.probe = s5p_ehci_probe,
.remove = s5p_ehci_remove,
- .shutdown = s5p_ehci_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "s5p-ehci",
.owner = THIS_MODULE,
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index 6ee7ef7..c8ba888 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -517,14 +517,6 @@ static int tegra_ehci_remove(struct platform_device *pdev)
return 0;
}

-static void tegra_ehci_hcd_shutdown(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
static struct of_device_id tegra_ehci_of_match[] = {
{ .compatible = "nvidia,tegra20-ehci", },
{ },
@@ -533,7 +525,7 @@ static struct of_device_id tegra_ehci_of_match[] = {
static struct platform_driver tegra_ehci_driver = {
.probe = tegra_ehci_probe,
.remove = tegra_ehci_remove,
- .shutdown = tegra_ehci_hcd_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = DRV_NAME,
.of_match_table = tegra_ehci_of_match,
diff --git a/drivers/usb/host/ehci-xilinx-of.c b/drivers/usb/host/ehci-xilinx-of.c
index 35c7f90..eba962e 100644
--- a/drivers/usb/host/ehci-xilinx-of.c
+++ b/drivers/usb/host/ehci-xilinx-of.c
@@ -220,21 +220,6 @@ static int ehci_hcd_xilinx_of_remove(struct platform_device *op)
return 0;
}

-/**
- * ehci_hcd_xilinx_of_shutdown - shutdown the hcd
- * @op: pointer to platform_device structure that is to be removed
- *
- * Properly shutdown the hcd, call driver's shutdown routine.
- */
-static void ehci_hcd_xilinx_of_shutdown(struct platform_device *op)
-{
- struct usb_hcd *hcd = platform_get_drvdata(op);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
-
static const struct of_device_id ehci_hcd_xilinx_of_match[] = {
{.compatible = "xlnx,xps-usb-host-1.00.a",},
{},
@@ -244,7 +229,7 @@ MODULE_DEVICE_TABLE(of, ehci_hcd_xilinx_of_match);
static struct platform_driver ehci_hcd_xilinx_of_driver = {
.probe = ehci_hcd_xilinx_of_probe,
.remove = ehci_hcd_xilinx_of_remove,
- .shutdown = ehci_hcd_xilinx_of_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "xilinx-of-ehci",
.owner = THIS_MODULE,
diff --git a/drivers/usb/host/ohci-omap3.c b/drivers/usb/host/ohci-omap3.c
index 8f71357..a09af26 100644
--- a/drivers/usb/host/ohci-omap3.c
+++ b/drivers/usb/host/ohci-omap3.c
@@ -231,14 +231,6 @@ static int ohci_hcd_omap3_remove(struct platform_device *pdev)
return 0;
}

-static void ohci_hcd_omap3_shutdown(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = dev_get_drvdata(&pdev->dev);
-
- if (hcd->driver->shutdown)
- hcd->driver->shutdown(hcd);
-}
-
static const struct of_device_id omap_ohci_dt_ids[] = {
{ .compatible = "ti,ohci-omap3" },
{ }
@@ -249,7 +241,7 @@ MODULE_DEVICE_TABLE(of, omap_ohci_dt_ids);
static struct platform_driver ohci_hcd_omap3_driver = {
.probe = ohci_hcd_omap3_probe,
.remove = ohci_hcd_omap3_remove,
- .shutdown = ohci_hcd_omap3_shutdown,
+ .shutdown = usb_hcd_platform_shutdown,
.driver = {
.name = "ohci-omap3",
.of_match_table = omap_ohci_dt_ids,
--
1.7.4.1

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