drivers/usb/musb-new/musb_gadget.c: In function 'map_dma_buffer':
drivers/usb/musb-new/musb_gadget.c:103:26: warning: implicit declaration of function 'dma_map_single' [-Wimplicit-function-declaration]
  103 |   request->request.dma = dma_map_single(
      |                          ^~~~~~~~~~~~~~
drivers/usb/musb-new/musb_gadget.c:108:8: error: 'DMA_TO_DEVICE' undeclared (first use in this function)
  108 |      ? DMA_TO_DEVICE
      |        ^~~~~~~~~~~~~
drivers/usb/musb-new/musb_gadget.c:108:8: note: each undeclared identifier is reported only once for each function it appears in
drivers/usb/musb-new/musb_gadget.c:109:8: error: 'DMA_FROM_DEVICE' undeclared (first use in this function)
  109 |      : DMA_FROM_DEVICE);
      |        ^~~~~~~~~~~~~~~
drivers/usb/musb-new/musb_gadget.c:112:3: warning: implicit declaration of function 'dma_sync_single_for_device' [-Wimplicit-function-declaration]
  112 |   dma_sync_single_for_device(musb->controller,
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
  LD      drivers/thermal/built-in.o
drivers/usb/musb-new/musb_gadget.c: In function 'unmap_dma_buffer':
drivers/usb/musb-new/musb_gadget.c:135:3: warning: implicit declaration of function 'dma_unmap_single' [-Wimplicit-function-declaration]
  135 |   dma_unmap_single(musb->controller,
      |   ^~~~~~~~~~~~~~~~
drivers/usb/musb-new/musb_gadget.c:139:7: error: 'DMA_TO_DEVICE' undeclared (first use in this function)
  139 |     ? DMA_TO_DEVICE
      |       ^~~~~~~~~~~~~
drivers/usb/musb-new/musb_gadget.c:140:7: error: 'DMA_FROM_DEVICE' undeclared (first use in this function)
  140 |     : DMA_FROM_DEVICE);
      |       ^~~~~~~~~~~~~~~
  CC      cmd/nvedit.o
drivers/usb/musb-new/musb_gadget.c:143:3: warning: implicit declaration of function 'dma_sync_single_for_cpu' [-Wimplicit-function-declaration]
  143 |   dma_sync_single_for_cpu(musb->controller,