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/*
*
* Copyright (C) 2015 Rockchip Electronics
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __DWC2_PRIV_H__
#define __DWC2_PRIV_H__
#include <usb/dwc2_registers.h>
#define EP_MAXLEN (64 * 1024)
#define EP0_MAXLEN 64
#define RX_FIFO_SIZE 0x210
#define DTX_FIFO_SIZE_0_OFFSET RX_FIFO_SIZE
#define DTX_FIFO_SIZE_0 0x10
#define DTX_FIFO_SIZE_1_OFFSET (DTX_FIFO_SIZE_0_OFFSET +\
DTX_FIFO_SIZE_0)
#define DTX_FIFO_SIZE_1 0x100
#define DTX_FIFO_SIZE_2_OFFSET (DTX_FIFO_SIZE_1_OFFSET +\
DTX_FIFO_SIZE_1)
#define DTX_FIFO_SIZE_2 0x10
struct job {
SIMPLEQ_ENTRY(job) queue; // linkage
void *data;
size_t length;
size_t xfered_length;
size_t xfer_length;
int zlp; // append zero length packet?
int autofree; // free after processing?
};
SIMPLEQ_HEAD(job_queue, job);
typedef struct dwc2_ep {
dwc2_ep_reg_t *ep_regs;
struct job_queue job_queue;
unsigned txfifo:5;
unsigned busy:1;
unsigned ep_num:8;
} dwc2_ep_t;
typedef struct dwc2_pdata {
dwc2_reg_t *regs;
dwc2_ep_t eps[MAX_EPS_CHANNELS][2];
uint32_t fifo_map;
void *setup_buf;
} dwc2_pdata_t;
#define DWC2_PDATA(ctrl) ((dwc2_pdata_t *)((ctrl)->pdata))
#endif
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