update hid to use tud_hid_descriptor_report_cb()

Author: hathach

cores/nRF5/Adafruit_TinyUSB_Core/Adafruit_USBD_Device.cpp

@@ -44,7 +44,6 @@ tud_desc_set_t tud_desc_set =
 {
   .device     = NULL, // update later
   .config     = NULL, // update later
-  .hid_report = NULL  // update later
 };
 
 // Invoked when received GET_STRING_DESC request
@@ -77,6 +76,7 @@ uint8_t tud_descriptor_string_cb(uint8_t index, uint16_t* desc, uint8_t max_char
     break;
 
     case 3:
+      // serial Number
       return load_serial_number(desc);
 
     default: return 0;
@@ -85,6 +85,7 @@ uint8_t tud_descriptor_string_cb(uint8_t index, uint16_t* desc, uint8_t max_char
   return 0;
 }
 
+
 } // extern C
 
 Adafruit_USBD_Device USBDevice;

cores/nRF5/Adafruit_TinyUSB_Core/tinyusb/src/class/hid/hid_device.c

@@ -201,7 +201,8 @@ bool hidd_control_request(uint8_t rhport, tusb_control_request_t const * p_reque
 
     if (p_request->bRequest == TUSB_REQ_GET_DESCRIPTOR && desc_type == HID_DESC_TYPE_REPORT)
     {
-      usbd_control_xfer(rhport, p_request, (void*) tud_desc_set.hid_report, p_hid->reprot_desc_len);
+      uint8_t const * desc_report = tud_hid_descriptor_report_cb();
+      usbd_control_xfer(rhport, p_request, (void*) desc_report, p_hid->reprot_desc_len);
     }else
     {
       return false; // stall unsupported request

cores/nRF5/Adafruit_TinyUSB_Core/tinyusb/src/class/hid/hid_device.h

@@ -68,6 +68,11 @@ bool tud_hid_mouse_report(uint8_t report_id, uint8_t buttons, int8_t x, int8_t y
 // Callbacks (Weak is optional)
 //--------------------------------------------------------------------+
 
+// Invoked when received GET REPORT DESCRIPTOR
+// Application return pointer to report descriptor.
+// descriptor contents must exist long enough for transfer to complete
+ATTR_WEAK uint8_t const * tud_hid_descriptor_report_cb(void);
+
 // Invoked when received GET_REPORT control request
 // Application must fill buffer report's content and return its length.
 // Return zero will cause the stack to STALL request

cores/nRF5/Adafruit_TinyUSB_Core/tinyusb/src/device/usbd.h

@@ -41,8 +41,6 @@
 typedef struct {
   void const * device;        ///< pointer to device descriptor \ref tusb_desc_device_t
   void const * config;        ///< pointer to the whole configuration descriptor, starting by \ref tusb_desc_configuration_t
-  uint8_t const*  hid_report;
-
 }tud_desc_set_t;
 
 // Descriptor collection set, must be defined by application