| /* |
| * 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 */ |
