usb: dwc2: set parameter values in probe function

[firefly-linux-kernel-4.4.55.git] / drivers / usb / dwc2 / platform.c

diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index ce39e8a018440881e164c6adf80813f212866f9e..2562c901995570523dde026427f5603d390b0c60 100644 (file)
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -241,6 +241,21 @@ static int dwc2_driver_probe(struct platform_device *dev)
        spin_lock_init(&hsotg->lock);
        mutex_init(&hsotg->init_mutex);
 
+       /* Detect config values from hardware */
+       retval = dwc2_get_hwparams(hsotg);
+       if (retval)
+               return retval;
+
+       hsotg->core_params = devm_kzalloc(&dev->dev,
+                               sizeof(*hsotg->core_params), GFP_KERNEL);
+       if (!hsotg->core_params)
+               return -ENOMEM;
+
+       dwc2_set_all_params(hsotg->core_params, -1);
+
+       /* Validate parameter values */
+       dwc2_set_parameters(hsotg, params);
+
        if (hsotg->dr_mode != USB_DR_MODE_HOST) {
                retval = dwc2_gadget_init(hsotg, irq);
                if (retval)
@@ -249,7 +264,7 @@ static int dwc2_driver_probe(struct platform_device *dev)
        }
 
        if (hsotg->dr_mode != USB_DR_MODE_PERIPHERAL) {
-               retval = dwc2_hcd_init(hsotg, irq, params);
+               retval = dwc2_hcd_init(hsotg, irq);
                if (retval) {
                        if (hsotg->gadget_enabled)
                                s3c_hsotg_remove(hsotg);