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usb_buffer_free
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
usb_buffer_free - free memory allocated with usb_buffer_allocSYNOPSIS
- void usb_buffer_free(struct usb_device * dev, size_t size, void * addr, dma_addr_t dma);
ARGUMENTS
dev
- device the buffer was used with
size
- requested buffer size
addr
- CPU address of buffer
dma
- DMA address of buffer
DESCRIPTION
This reclaims an I/O buffer, letting it be reused. The memory must have been allocated using usb_buffer_alloc, and the parameters must match those provided in that allocation request.
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