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USB_BUFFER_UNMAP(9) | USB Core APIs | USB_BUFFER_UNMAP(9) |
NAME¶
usb_buffer_unmap - free DMA mapping(s) for an urbSYNOPSIS¶
void
usb_buffer_unmap(struct urb * urb);
ARGUMENTS¶
urburb whose transfer_buffer will be unmapped
DESCRIPTION¶
Reverses the effect of usb_buffer_map.COPYRIGHT¶
January 2017 | Kernel Hackers Manual 4.8. |