The Linux-USB Host Side API | ||
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Call this as part of initializing a host controller that uses the dma memory allocators. It initializes some pools of dma-coherent memory that will be shared by all drivers using that controller, or returns a negative errno value on error.
Call hcd_buffer_destroy to clean up after using those pools.
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usb_hcd_pci_resume | Up | hcd_buffer_destroy |