usb: phy: initialize the notifier when add a new phy

We need to initialize the notifer before use it.

So lets initialize it when add a new phy device to
reduce the code redundancy.

Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

5 files changed, 4 insertions, 7 deletions

diff --git a/drivers/usb/phy/phy-ab8500-usb.c b/drivers/usb/phy/phy-ab8500-usb.c
index 087402350b6d..11ab2c45e462 100644
--- a/drivers/usb/phy/phy-ab8500-usb.c
+++ b/drivers/usb/phy/phy-ab8500-usb.c
@@ -1415,8 +1415,6 @@ static int ab8500_usb_probe(struct platform_device *pdev)
 
         platform_set_drvdata(pdev, ab);
 
-        ATOMIC_INIT_NOTIFIER_HEAD(&ab->phy.notifier);
-
         /* all: Disable phy when called from set_host and set_peripheral */
         INIT_WORK(&ab->phy_dis_work, ab8500_usb_phy_disable_work);
 
diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c
index fce3a9e9bb5d..cd19bbc6e3cd 100644
--- a/drivers/usb/phy/phy-generic.c
+++ b/drivers/usb/phy/phy-generic.c
@@ -210,7 +210,6 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_gen_xceiv *nop,
         nop->phy.otg->set_host          = nop_set_host;
         nop->phy.otg->set_peripheral    = nop_set_peripheral;
 
-        ATOMIC_INIT_NOTIFIER_HEAD(&nop->phy.notifier);
         return 0;
 }
 EXPORT_SYMBOL_GPL(usb_phy_gen_create_phy);
diff --git a/drivers/usb/phy/phy-gpio-vbus-usb.c b/drivers/usb/phy/phy-gpio-vbus-usb.c
index 02799a5efcd4..69462e09d014 100644
--- a/drivers/usb/phy/phy-gpio-vbus-usb.c
+++ b/drivers/usb/phy/phy-gpio-vbus-usb.c
@@ -314,8 +314,6 @@ static int gpio_vbus_probe(struct platform_device *pdev)
                 goto err_irq;
         }
 
-        ATOMIC_INIT_NOTIFIER_HEAD(&gpio_vbus->phy.notifier);
-
         INIT_DELAYED_WORK(&gpio_vbus->work, gpio_vbus_work);
 
         gpio_vbus->vbus_draw = regulator_get(&pdev->dev, "vbus_draw");
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
index 797c45b9ddab..fa44c0f3e861 100644
--- a/drivers/usb/phy/phy-mxs-usb.c
+++ b/drivers/usb/phy/phy-mxs-usb.c
@@ -167,8 +167,6 @@ static int mxs_phy_probe(struct platform_device *pdev)
         mxs_phy->phy.notify_disconnect  = mxs_phy_on_disconnect;
         mxs_phy->phy.type               = USB_PHY_TYPE_USB2;
 
-        ATOMIC_INIT_NOTIFIER_HEAD(&mxs_phy->phy.notifier);
-
         mxs_phy->clk = clk;
 
         platform_set_drvdata(pdev, &mxs_phy->phy);
diff --git a/drivers/usb/phy/phy.c b/drivers/usb/phy/phy.c
index 1b74523e1fee..e6f61e4361df 100644
--- a/drivers/usb/phy/phy.c
+++ b/drivers/usb/phy/phy.c
@@ -329,6 +329,8 @@ int usb_add_phy(struct usb_phy *x, enum usb_phy_type type)
                 return -EINVAL;
         }
 
+        ATOMIC_INIT_NOTIFIER_HEAD(&x->notifier);
+
         spin_lock_irqsave(&phy_lock, flags);
 
         list_for_each_entry(phy, &phy_list, head) {
@@ -367,6 +369,8 @@ int usb_add_phy_dev(struct usb_phy *x)
                 return -EINVAL;
         }
 
+        ATOMIC_INIT_NOTIFIER_HEAD(&x->notifier);
+
         spin_lock_irqsave(&phy_lock, flags);
         list_for_each_entry(phy_bind, &phy_bind_list, list)
                 if (!(strcmp(phy_bind->phy_dev_name, dev_name(x->dev))))