diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/hrt/stream2mmio_defs.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/hrt/stream2mmio_defs.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/hrt/stream2mmio_defs.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/hrt/stream2mmio_defs.h new file mode 100644 index 0000000..46b52fe --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/hrt/stream2mmio_defs.h @@ -0,0 +1,71 @@ +/* + * 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 */ |
