From e8d7341e5a36ddd6d4096951a8e756fc6d0bcaae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A1szl=C3=B3=20Monda?= <laci@monda.hu>
Date: Wed, 24 Feb 2016 20:20:38 +0100
Subject: [PATCH] Remove the unused USB_DeviceSetSpeed() function.

---
 right/usb_device_descriptor.c | 73 -----------------------------------
 right/usb_device_descriptor.h |  2 -
 2 files changed, 75 deletions(-)

diff --git a/right/usb_device_descriptor.c b/right/usb_device_descriptor.c
index c7291ea..5d7e98f 100644
--- a/right/usb_device_descriptor.c
+++ b/right/usb_device_descriptor.c
@@ -492,76 +492,3 @@ usb_status_t USB_DeviceGetHidPhysicalDescriptor(usb_device_handle handle,
 {
     return kStatus_USB_InvalidRequest;
 }
-
-/* Due to the difference of HS and FS descriptors, the device descriptors and configurations need to be updated to match
- * current speed.
- * As the default, the device descriptors and configurations are configured by using FS parameters for both EHCI and
- * KHCI.
- * When the EHCI is enabled, the application needs to call this function to update device by using current speed.
- * The updated information includes endpoint max packet size, endpoint interval, etc. */
-usb_status_t USB_DeviceSetSpeed(usb_device_handle handle, uint8_t speed)
-{
-    usb_descriptor_union_t *descriptorHead;
-    usb_descriptor_union_t *descriptorTail;
-
-    descriptorHead = (usb_descriptor_union_t *)&g_UsbDeviceConfigurationDescriptor[0];
-    descriptorTail =
-        (usb_descriptor_union_t *)(&g_UsbDeviceConfigurationDescriptor[USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL - 1U]);
-
-    while (descriptorHead < descriptorTail) {
-        if (descriptorHead->common.bDescriptorType == USB_DESCRIPTOR_TYPE_ENDPOINT) {
-            if (USB_SPEED_HIGH == speed) {
-                if (((descriptorHead->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) ==
-                     USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
-                    (USB_HID_MOUSE_ENDPOINT_IN ==
-                     (descriptorHead->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
-                {
-                    descriptorHead->endpoint.bInterval = HS_HID_MOUSE_INTERRUPT_IN_INTERVAL;
-                    USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_HID_MOUSE_INTERRUPT_IN_PACKET_SIZE,
-                                                       descriptorHead->endpoint.wMaxPacketSize);
-                } else if (((descriptorHead->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) ==
-                          USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
-                         (USB_HID_KEYBOARD_ENDPOINT_IN ==
-                          (descriptorHead->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
-                {
-                    descriptorHead->endpoint.bInterval = HS_HID_KEYBOARD_INTERRUPT_IN_INTERVAL;
-                    USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_HID_KEYBOARD_INTERRUPT_IN_PACKET_SIZE,
-                                                       descriptorHead->endpoint.wMaxPacketSize);
-                }
-            } else {
-                if (((descriptorHead->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) ==
-                     USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
-                    (USB_HID_MOUSE_ENDPOINT_IN ==
-                     (descriptorHead->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
-                {
-                    descriptorHead->endpoint.bInterval = FS_HID_MOUSE_INTERRUPT_IN_INTERVAL;
-                    USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_HID_MOUSE_INTERRUPT_IN_PACKET_SIZE,
-                                                       descriptorHead->endpoint.wMaxPacketSize);
-                } else if (((descriptorHead->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) ==
-                          USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
-                         (USB_HID_KEYBOARD_ENDPOINT_IN ==
-                          (descriptorHead->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
-                {
-                    descriptorHead->endpoint.bInterval = FS_HID_KEYBOARD_INTERRUPT_IN_INTERVAL;
-                    USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_HID_KEYBOARD_INTERRUPT_IN_PACKET_SIZE,
-                                                       descriptorHead->endpoint.wMaxPacketSize);
-                }
-            }
-        }
-        descriptorHead = (usb_descriptor_union_t *)((uint8_t *)descriptorHead + descriptorHead->common.bLength);
-    }
-
-    if (USB_SPEED_HIGH == speed) {
-        g_UsbDeviceHidMouseEndpoints[0].maxPacketSize = HS_HID_MOUSE_INTERRUPT_IN_PACKET_SIZE;
-    } else {
-        g_UsbDeviceHidMouseEndpoints[0].maxPacketSize = FS_HID_MOUSE_INTERRUPT_IN_PACKET_SIZE;
-    }
-
-    if (USB_SPEED_HIGH == speed) {
-        g_UsbDeviceHidKeyboardEndpoints[0].maxPacketSize = HS_HID_KEYBOARD_INTERRUPT_IN_PACKET_SIZE;
-    } else {
-        g_UsbDeviceHidKeyboardEndpoints[0].maxPacketSize = FS_HID_KEYBOARD_INTERRUPT_IN_PACKET_SIZE;
-    }
-
-    return kStatus_USB_Success;
-}
diff --git a/right/usb_device_descriptor.h b/right/usb_device_descriptor.h
index 451057b..70894c1 100644
--- a/right/usb_device_descriptor.h
+++ b/right/usb_device_descriptor.h
@@ -66,8 +66,6 @@
 
 /* Function prototypes: */
 
-    extern usb_status_t USB_DeviceSetSpeed(usb_device_handle handle, uint8_t speed);
-
     usb_status_t USB_DeviceGetDeviceDescriptor(
         usb_device_handle handle, usb_device_get_device_descriptor_struct_t *deviceDescriptor);