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-rw-r--r--drivers/usb/host/ohci-platform.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
index 6368fce..589177d 100644
--- a/drivers/usb/host/ohci-platform.c
+++ b/drivers/usb/host/ohci-platform.c
@@ -24,6 +24,7 @@
#include <linux/err.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
#include <linux/reset.h>
#include <linux/usb/ohci_pdriver.h>
#include <linux/usb.h>
@@ -242,6 +243,8 @@ static int ohci_platform_probe(struct platform_device *dev)
}
#endif
+ pm_runtime_set_active(&dev->dev);
+ pm_runtime_enable(&dev->dev);
if (pdata->power_on) {
err = pdata->power_on(dev);
if (err < 0)
@@ -271,6 +274,7 @@ err_power:
if (pdata->power_off)
pdata->power_off(dev);
err_reset:
+ pm_runtime_disable(&dev->dev);
while (--rst >= 0)
reset_control_assert(priv->resets[rst]);
err_put_clks:
@@ -292,6 +296,7 @@ static int ohci_platform_remove(struct platform_device *dev)
struct ohci_platform_priv *priv = hcd_to_ohci_priv(hcd);
int clk, rst;
+ pm_runtime_get_sync(&dev->dev);
usb_remove_hcd(hcd);
if (pdata->power_off)
@@ -305,6 +310,9 @@ static int ohci_platform_remove(struct platform_device *dev)
usb_put_hcd(hcd);
+ pm_runtime_put_sync(&dev->dev);
+ pm_runtime_disable(&dev->dev);
+
if (pdata == &ohci_platform_defaults)
dev->dev.platform_data = NULL;
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