usb_dma.h

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/* SPDX-License-Identifier: GPL-2.0+ */
 
#ifndef __USB_DMA_H__
#define __USB_DMA_H__
 
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <types.h>
 
#include "reg/reg-usb.h"
 
int usb_dma_init(uint64_t husb);
 
int usb_dma_request(void);
 
int usb_dma_release(uint32_t dma_index);
 
int usb_dma_setting(uint32_t dma_index, uint32_t trans_dir, uint32_t ep);
 
int usb_dma_set_pktlen(uint32_t dma_index, uint32_t pkt_len);
 
int usb_dma_start(uint32_t dma_index, uint32_t addr, uint32_t bytes);
 
int usb_dma_stop(uint32_t dma_index);
 
int usb_dma_int_query(uint32_t dma_index);
 
int usb_dma_int_clear(void);
 
#endif// __USB_DMA_H__