usb: otg: nop: Start using struct usb_otg

Use struct usb_otg members with OTG specific functions instead
of usb_phy members.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/otg/nop-usb-xceiv.c b/drivers/usb/otg/nop-usb-xceiv.c
index 2ab0279..58b26df 100644 (file)
--- a/drivers/usb/otg/nop-usb-xceiv.c
+++ b/drivers/usb/otg/nop-usb-xceiv.c
@@ -33,7 +33,7 @@
 #include <linux/slab.h>
 
 struct nop_usb_xceiv {
-       struct usb_phy          otg;
+       struct usb_phy          phy;
        struct device           *dev;
 };
 
@@ -58,51 +58,37 @@ void usb_nop_xceiv_unregister(void)
 }
 EXPORT_SYMBOL(usb_nop_xceiv_unregister);
 
-static inline struct nop_usb_xceiv *xceiv_to_nop(struct usb_phy *x)
-{
-       return container_of(x, struct nop_usb_xceiv, otg);
-}
-
 static int nop_set_suspend(struct usb_phy *x, int suspend)
 {
        return 0;
 }
 
-static int nop_set_peripheral(struct usb_phy *x,
-               struct usb_gadget *gadget)
+static int nop_set_peripheral(struct usb_otg *otg, struct usb_gadget *gadget)
 {
-       struct nop_usb_xceiv *nop;
-
-       if (!x)
+       if (!otg)
                return -ENODEV;
 
-       nop = xceiv_to_nop(x);
-
        if (!gadget) {
-               nop->otg.gadget = NULL;
+               otg->gadget = NULL;
                return -ENODEV;
        }
 
-       nop->otg.gadget = gadget;
-       nop->otg.state = OTG_STATE_B_IDLE;
+       otg->gadget = gadget;
+       otg->phy->state = OTG_STATE_B_IDLE;
        return 0;
 }
 
-static int nop_set_host(struct usb_phy *x, struct usb_bus *host)
+static int nop_set_host(struct usb_otg *otg, struct usb_bus *host)
 {
-       struct nop_usb_xceiv *nop;
-
-       if (!x)
+       if (!otg)
                return -ENODEV;
 
-       nop = xceiv_to_nop(x);
-
        if (!host) {
-               nop->otg.host = NULL;
+               otg->host = NULL;
                return -ENODEV;
        }
 
-       nop->otg.host = host;
+       otg->host = host;
        return 0;
 }
 
@@ -115,15 +101,23 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
        if (!nop)
                return -ENOMEM;
 
+       nop->phy.otg = kzalloc(sizeof *nop->phy.otg, GFP_KERNEL);
+       if (!nop->phy.otg) {
+               kfree(nop);
+               return -ENOMEM;
+       }
+
        nop->dev                = &pdev->dev;
-       nop->otg.dev            = nop->dev;
-       nop->otg.label          = "nop-xceiv";
-       nop->otg.state          = OTG_STATE_UNDEFINED;
-       nop->otg.set_host       = nop_set_host;
-       nop->otg.set_peripheral = nop_set_peripheral;
-       nop->otg.set_suspend    = nop_set_suspend;
-
-       err = otg_set_transceiver(&nop->otg);
+       nop->phy.dev            = nop->dev;
+       nop->phy.label          = "nop-xceiv";
+       nop->phy.set_suspend    = nop_set_suspend;
+       nop->phy.state          = OTG_STATE_UNDEFINED;
+
+       nop->phy.otg->phy               = &nop->phy;
+       nop->phy.otg->set_host          = nop_set_host;
+       nop->phy.otg->set_peripheral    = nop_set_peripheral;
+
+       err = usb_set_transceiver(&nop->phy);
        if (err) {
                dev_err(&pdev->dev, "can't register transceiver, err: %d\n",
                        err);
@@ -132,10 +126,11 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
 
        platform_set_drvdata(pdev, nop);
 
-       ATOMIC_INIT_NOTIFIER_HEAD(&nop->otg.notifier);
+       ATOMIC_INIT_NOTIFIER_HEAD(&nop->phy.notifier);
 
        return 0;
 exit:
+       kfree(nop->phy.otg);
        kfree(nop);
        return err;
 }
@@ -144,9 +139,10 @@ static int __devexit nop_usb_xceiv_remove(struct platform_device *pdev)
 {
        struct nop_usb_xceiv *nop = platform_get_drvdata(pdev);
 
-       otg_set_transceiver(NULL);
+       usb_set_transceiver(NULL);
 
        platform_set_drvdata(pdev, NULL);
+       kfree(nop->phy.otg);
        kfree(nop);
 
        return 0;