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/*
* Support for Intel Camera Imaging ISP subsystem.
* Copyright (c) 2015, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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 _STREAM2MMMIO_DEFS_H
#define _STREAM2MMMIO_DEFS_H
#include <mipi_backend_defs.h>
#define _STREAM2MMIO_REG_ALIGN 4
#define _STREAM2MMIO_COMMAND_REG_ID 0
#define _STREAM2MMIO_ACKNOWLEDGE_REG_ID 1
#define _STREAM2MMIO_PIX_WIDTH_ID_REG_ID 2
#define _STREAM2MMIO_START_ADDR_REG_ID 3 /* master port address,NOT Byte */
#define _STREAM2MMIO_END_ADDR_REG_ID 4 /* master port address,NOT Byte */
#define _STREAM2MMIO_STRIDE_REG_ID 5 /* stride in master port words, increment is per packet for long sids, stride is not used for short sid's*/
#define _STREAM2MMIO_NUM_ITEMS_REG_ID 6 /* number of packets for store packets cmd, number of words for store_words cmd */
#define _STREAM2MMIO_BLOCK_WHEN_NO_CMD_REG_ID 7 /* if this register is 1, input will be stalled if there is no pending command for this sid */
#define _STREAM2MMIO_REGS_PER_SID 8
#define _STREAM2MMIO_SID_REG_OFFSET 8
#define _STREAM2MMIO_MAX_NOF_SIDS 64 /* value used in hss model */
/* command token definition */
#define _STREAM2MMIO_CMD_TOKEN_CMD_LSB 0 /* bits 1-0 is for the command field */
#define _STREAM2MMIO_CMD_TOKEN_CMD_MSB 1
#define _STREAM2MMIO_CMD_TOKEN_WIDTH (_STREAM2MMIO_CMD_TOKEN_CMD_MSB + 1 - _STREAM2MMIO_CMD_TOKEN_CMD_LSB)
#define _STREAM2MMIO_CMD_TOKEN_STORE_WORDS 0 /* command for storing a number of output words indicated by reg _STREAM2MMIO_NUM_ITEMS */
#define _STREAM2MMIO_CMD_TOKEN_STORE_PACKETS 1 /* command for storing a number of packets indicated by reg _STREAM2MMIO_NUM_ITEMS */
#define _STREAM2MMIO_CMD_TOKEN_SYNC_FRAME 2 /* command for waiting for a frame start */
/* acknowledges from packer module */
/* fields: eof - indicates whether last (short) packet received was an eof packet */
/* eop - indicates whether command has ended due to packet end or due to no of words requested has been received */
/* count - indicates number of words stored */
#define _STREAM2MMIO_PACK_NUM_ITEMS_BITS 16
#define _STREAM2MMIO_PACK_ACK_EOP_BIT _STREAM2MMIO_PACK_NUM_ITEMS_BITS
#define _STREAM2MMIO_PACK_ACK_EOF_BIT (_STREAM2MMIO_PACK_ACK_EOP_BIT + 1)
/* acknowledge token definition */
#define _STREAM2MMIO_ACK_TOKEN_NUM_ITEMS_LSB 0 /* bits 3-0 is for the command field */
#define _STREAM2MMIO_ACK_TOKEN_NUM_ITEMS_MSB (_STREAM2MMIO_PACK_NUM_ITEMS_BITS - 1)
#define _STREAM2MMIO_ACK_TOKEN_EOP_BIT _STREAM2MMIO_PACK_ACK_EOP_BIT
#define _STREAM2MMIO_ACK_TOKEN_EOF_BIT _STREAM2MMIO_PACK_ACK_EOF_BIT
#define _STREAM2MMIO_ACK_TOKEN_VALID_BIT (_STREAM2MMIO_ACK_TOKEN_EOF_BIT + 1) /* this bit indicates a valid ack */
/* if there is no valid ack, a read */
/* on the ack register returns 0 */
#define _STREAM2MMIO_ACK_TOKEN_WIDTH (_STREAM2MMIO_ACK_TOKEN_VALID_BIT + 1)
/* commands for packer module */
#define _STREAM2MMIO_PACK_CMD_STORE_WORDS 0
#define _STREAM2MMIO_PACK_CMD_STORE_LONG_PACKET 1
#define _STREAM2MMIO_PACK_CMD_STORE_SHORT_PACKET 2
#endif /* _STREAM2MMIO_DEFS_H */
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