usb: cdns3: drd: changed return type from int to bool

Patch changes return type from int to bool for
cdns3_is_host and cdns3_is_device functions.
Reviewed-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>

drivers/usb/cdns3/drd.c

@@ -83,25 +83,25 @@ int cdns3_get_vbus(struct cdns3 *cdns)
 	return vbus;
 }
 
-int cdns3_is_host(struct cdns3 *cdns)
+bool cdns3_is_host(struct cdns3 *cdns)
 {
 	if (cdns->dr_mode == USB_DR_MODE_HOST)
-		return 1;
+		return true;
 	else if (!cdns3_get_id(cdns))
-		return 1;
+		return true;
 
-	return 0;
+	return false;
 }
 
-int cdns3_is_device(struct cdns3 *cdns)
+bool cdns3_is_device(struct cdns3 *cdns)
 {
 	if (cdns->dr_mode == USB_DR_MODE_PERIPHERAL)
-		return 1;
+		return true;
 	else if (cdns->dr_mode == USB_DR_MODE_OTG)
 		if (cdns3_get_id(cdns))
-			return 1;
+			return true;
 
-	return 0;
+	return false;
 }
 
 /**

drivers/usb/cdns3/drd.h

@@ -153,8 +153,8 @@ struct cdns3_otg_common_regs {
 /* Only for CDNS3_CONTROLLER_V0 version */
 #define OVERRIDE_IDPULLUP_V0		BIT(24)
 
-int cdns3_is_host(struct cdns3 *cdns);
-int cdns3_is_device(struct cdns3 *cdns);
+bool cdns3_is_host(struct cdns3 *cdns);
+bool cdns3_is_device(struct cdns3 *cdns);
 int cdns3_get_id(struct cdns3 *cdns);
 int cdns3_get_vbus(struct cdns3 *cdns);
 int cdns3_drd_init(struct cdns3 *cdns);