| /* |
| * This file is part of the coreboot project. |
| * |
| * 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 |