diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/dma_global.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/dma_global.h | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/dma_global.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/dma_global.h deleted file mode 100644 index 60d6de1..0000000 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/dma_global.h +++ /dev/null @@ -1,255 +0,0 @@ -/* - * 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 __DMA_GLOBAL_H_INCLUDED__ -#define __DMA_GLOBAL_H_INCLUDED__ - -#include <type_support.h> - -#define IS_DMA_VERSION_2 - -#define HIVE_ISP_NUM_DMA_CONNS 3 -#define HIVE_ISP_NUM_DMA_CHANNELS 32 - -#define N_DMA_CHANNEL_ID HIVE_ISP_NUM_DMA_CHANNELS - -#include "dma_v2_defs.h" - -/* - * Command token bit mappings - * - * transfer / config - * param id[4] channel id[5] cmd id[6] - * | b14 .. b11 | b10 ... b6 | b5 ... b0 | - * - * - * fast transfer: - * height[5] width[8] width[8] channel id[5] cmd id[6] - * | b31 .. b26 | b25 .. b18 | b17 .. b11 | b10 ... b6 | b5 ... b0 | - * - */ - -#define _DMA_PACKING_SETUP_PARAM _DMA_V2_PACKING_SETUP_PARAM -#define _DMA_HEIGHT_PARAM _DMA_V2_HEIGHT_PARAM -#define _DMA_STRIDE_A_PARAM _DMA_V2_STRIDE_A_PARAM -#define _DMA_ELEM_CROPPING_A_PARAM _DMA_V2_ELEM_CROPPING_A_PARAM -#define _DMA_WIDTH_A_PARAM _DMA_V2_WIDTH_A_PARAM -#define _DMA_STRIDE_B_PARAM _DMA_V2_STRIDE_B_PARAM -#define _DMA_ELEM_CROPPING_B_PARAM _DMA_V2_ELEM_CROPPING_B_PARAM -#define _DMA_WIDTH_B_PARAM _DMA_V2_WIDTH_B_PARAM - -#define _DMA_ZERO_EXTEND _DMA_V2_ZERO_EXTEND -#define _DMA_SIGN_EXTEND _DMA_V2_SIGN_EXTEND - - -typedef unsigned int dma_channel; - -typedef enum { - dma_isp_to_bus_connection = HIVE_DMA_ISP_BUS_CONN, - dma_isp_to_ddr_connection = HIVE_DMA_ISP_DDR_CONN, - dma_bus_to_ddr_connection = HIVE_DMA_BUS_DDR_CONN, -} dma_connection; - -typedef enum { - dma_zero_extension = _DMA_ZERO_EXTEND, - dma_sign_extension = _DMA_SIGN_EXTEND -} dma_extension; - - -#define DMA_PROP_SHIFT(val, param) ((val) << _DMA_V2_ ## param ## _IDX) -#define DMA_PROP_MASK(param) ((1U << _DMA_V2_ ## param ## _BITS)-1) -#define DMA_PACK(val, param) DMA_PROP_SHIFT((val) & DMA_PROP_MASK(param), param) - -#define DMA_PACK_COMMAND(cmd) DMA_PACK(cmd, CMD) -#define DMA_PACK_CHANNEL(ch) DMA_PACK(ch, CHANNEL) -#define DMA_PACK_PARAM(par) DMA_PACK(par, PARAM) -#define DMA_PACK_EXTENSION(ext) DMA_PACK(ext, EXTENSION) -#define DMA_PACK_LEFT_CROPPING(lc) DMA_PACK(lc, LEFT_CROPPING) -#define DMA_PACK_WIDTH_A(w) DMA_PACK(w, SPEC_DEV_A_XB) -#define DMA_PACK_WIDTH_B(w) DMA_PACK(w, SPEC_DEV_B_XB) -#define DMA_PACK_HEIGHT(h) DMA_PACK(h, SPEC_YB) - -#define DMA_PACK_CMD_CHANNEL(cmd, ch) (DMA_PACK_COMMAND(cmd) | DMA_PACK_CHANNEL(ch)) -#define DMA_PACK_SETUP(conn, ext) ((conn) | DMA_PACK_EXTENSION(ext)) -#define DMA_PACK_CROP_ELEMS(elems, crop) ((elems) | DMA_PACK_LEFT_CROPPING(crop)) - -#define hive_dma_snd(dma_id, token) OP_std_snd(dma_id, (unsigned int)(token)) - -#define DMA_PACK_BLOCK_CMD(cmd, ch, width_a, width_b, height) \ - (DMA_PACK_COMMAND(cmd) | \ - DMA_PACK_CHANNEL(ch) | \ - DMA_PACK_WIDTH_A(width_a) | \ - DMA_PACK_WIDTH_B(width_b) | \ - DMA_PACK_HEIGHT(height)) - -#define hive_dma_move_data(dma_id, read, channel, addr_a, addr_b, to_is_var, from_is_var) \ -{ \ - hive_dma_snd(dma_id, DMA_PACK(_DMA_V2_SET_CRUN_COMMAND, CMD)); \ - hive_dma_snd(dma_id, DMA_PACK_CMD_CHANNEL(read?_DMA_V2_MOVE_B2A_COMMAND:_DMA_V2_MOVE_A2B_COMMAND, channel)); \ - hive_dma_snd(dma_id, read?(unsigned)(addr_b):(unsigned)(addr_a)); \ - hive_dma_snd(dma_id, read?(unsigned)(addr_a):(unsigned)(addr_b)); \ - hive_dma_snd(dma_id, to_is_var); \ - hive_dma_snd(dma_id, from_is_var); \ -} -#define hive_dma_move_data_no_ack(dma_id, read, channel, addr_a, addr_b, to_is_var, from_is_var) \ -{ \ - hive_dma_snd(dma_id, DMA_PACK(_DMA_V2_SET_CRUN_COMMAND, CMD)); \ - hive_dma_snd(dma_id, DMA_PACK_CMD_CHANNEL(read?_DMA_V2_NO_ACK_MOVE_B2A_NO_SYNC_CHK_COMMAND:_DMA_V2_NO_ACK_MOVE_A2B_NO_SYNC_CHK_COMMAND, channel)); \ - hive_dma_snd(dma_id, read?(unsigned)(addr_b):(unsigned)(addr_a)); \ - hive_dma_snd(dma_id, read?(unsigned)(addr_a):(unsigned)(addr_b)); \ - hive_dma_snd(dma_id, to_is_var); \ - hive_dma_snd(dma_id, from_is_var); \ -} - -#define hive_dma_move_b2a_data(dma_id, channel, to_addr, from_addr, to_is_var, from_is_var) \ -{ \ - hive_dma_move_data(dma_id, true, channel, to_addr, from_addr, to_is_var, from_is_var) \ -} - -#define hive_dma_move_a2b_data(dma_id, channel, from_addr, to_addr, from_is_var, to_is_var) \ -{ \ - hive_dma_move_data(dma_id, false, channel, from_addr, to_addr, from_is_var, to_is_var) \ -} - -#define hive_dma_set_data(dma_id, channel, address, value, is_var) \ -{ \ - hive_dma_snd(dma_id, DMA_PACK(_DMA_V2_SET_CRUN_COMMAND, CMD)); \ - hive_dma_snd(dma_id, DMA_PACK_CMD_CHANNEL(_DMA_V2_INIT_A_COMMAND, channel)); \ - hive_dma_snd(dma_id, value); \ - hive_dma_snd(dma_id, address); \ - hive_dma_snd(dma_id, is_var); \ -} - -#define hive_dma_clear_data(dma_id, channel, address, is_var) hive_dma_set_data(dma_id, channel, address, 0, is_var) - -#define hive_dma_configure(dma_id, channel, connection, extension, height, \ - stride_A, elems_A, cropping_A, width_A, \ - stride_B, elems_B, cropping_B, width_B) \ -{ \ - hive_dma_snd(dma_id, DMA_PACK_CMD_CHANNEL(_DMA_V2_CONFIG_CHANNEL_COMMAND, channel)); \ - hive_dma_snd(dma_id, DMA_PACK_SETUP(connection, extension)); \ - hive_dma_snd(dma_id, stride_A); \ - hive_dma_snd(dma_id, DMA_PACK_CROP_ELEMS(elems_A, cropping_A)); \ - hive_dma_snd(dma_id, width_A); \ - hive_dma_snd(dma_id, stride_B); \ - hive_dma_snd(dma_id, DMA_PACK_CROP_ELEMS(elems_B, cropping_B)); \ - hive_dma_snd(dma_id, width_B); \ - hive_dma_snd(dma_id, height); \ -} - -#define hive_dma_execute(dma_id, channel, cmd, to_addr, from_addr_value, to_is_var, from_is_var) \ -{ \ - hive_dma_snd(dma_id, DMA_PACK(_DMA_V2_SET_CRUN_COMMAND, CMD)); \ - hive_dma_snd(dma_id, DMA_PACK_CMD_CHANNEL(cmd, channel)); \ - hive_dma_snd(dma_id, to_addr); \ - hive_dma_snd(dma_id, from_addr_value); \ - hive_dma_snd(dma_id, to_is_var); \ - if ((cmd & DMA_CLEAR_CMDBIT) == 0) { \ - hive_dma_snd(dma_id, from_is_var); \ - } \ -} - -#define hive_dma_configure_fast(dma_id, channel, connection, extension, elems_A, elems_B) \ -{ \ - hive_dma_snd(dma_id, DMA_PACK_CMD_CHANNEL(_DMA_V2_CONFIG_CHANNEL_COMMAND, channel)); \ - hive_dma_snd(dma_id, DMA_PACK_SETUP(connection, extension)); \ - hive_dma_snd(dma_id, 0); \ - hive_dma_snd(dma_id, DMA_PACK_CROP_ELEMS(elems_A, 0)); \ - hive_dma_snd(dma_id, 0); \ - hive_dma_snd(dma_id, 0); \ - hive_dma_snd(dma_id, DMA_PACK_CROP_ELEMS(elems_B, 0)); \ - hive_dma_snd(dma_id, 0); \ - hive_dma_snd(dma_id, 1); \ -} - -#define hive_dma_set_parameter(dma_id, channel, param, value) \ -{ \ - hive_dma_snd(dma_id, _DMA_V2_SET_CHANNEL_PARAM_COMMAND | DMA_PACK_CHANNEL(channel) | DMA_PACK_PARAM(param)); \ - hive_dma_snd(dma_id, value); \ -} - -#define DMA_SPECIFIC_CMDBIT 0x01 -#define DMA_CHECK_CMDBIT 0x02 -#define DMA_RW_CMDBIT 0x04 -#define DMA_CLEAR_CMDBIT 0x08 -#define DMA_ACK_CMDBIT 0x10 -#define DMA_CFG_CMDBIT 0x20 -#define DMA_PARAM_CMDBIT 0x01 - -/* Write complete check not necessary if there's no ack */ -#define DMA_NOACK_CMD (DMA_ACK_CMDBIT | DMA_CHECK_CMDBIT) -#define DMA_CFG_CMD (DMA_CFG_CMDBIT) -#define DMA_CFGPARAM_CMD (DMA_CFG_CMDBIT | DMA_PARAM_CMDBIT) - -#define DMA_CMD_NEEDS_ACK(cmd) ((cmd & DMA_NOACK_CMD) == 0) -#define DMA_CMD_IS_TRANSFER(cmd) ((cmd & DMA_CFG_CMDBIT) == 0) -#define DMA_CMD_IS_WR(cmd) ((cmd & DMA_RW_CMDBIT) != 0) -#define DMA_CMD_IS_RD(cmd) ((cmd & DMA_RW_CMDBIT) == 0) -#define DMA_CMD_IS_CLR(cmd) ((cmd & DMA_CLEAR_CMDBIT) != 0) -#define DMA_CMD_IS_CFG(cmd) ((cmd & DMA_CFG_CMDBIT) != 0) -#define DMA_CMD_IS_PARAMCFG(cmd) ((cmd & DMA_CFGPARAM_CMD) == DMA_CFGPARAM_CMD) - -/* As a matter of convention */ -#define DMA_TRANSFER_READ DMA_TRANSFER_B2A -#define DMA_TRANSFER_WRITE DMA_TRANSFER_A2B -/* store/load from the PoV of the system(memory) */ -#define DMA_TRANSFER_STORE DMA_TRANSFER_B2A -#define DMA_TRANSFER_LOAD DMA_TRANSFER_A2B -#define DMA_TRANSFER_CLEAR DMA_TRANSFER_CLEAR_A - -typedef enum { - DMA_TRANSFER_CLEAR_A = DMA_CLEAR_CMDBIT, /* 8 */ - DMA_TRANSFER_CLEAR_B = DMA_CLEAR_CMDBIT | DMA_RW_CMDBIT, /* 12 */ - DMA_TRANSFER_A2B = DMA_RW_CMDBIT, /* 4 */ - DMA_TRANSFER_B2A = 0, /* 0 */ - DMA_TRANSFER_CLEAR_A_NOACK = DMA_CLEAR_CMDBIT | DMA_NOACK_CMD, /* 26 */ - DMA_TRANSFER_CLEAR_B_NOACK = DMA_CLEAR_CMDBIT | DMA_RW_CMDBIT | DMA_NOACK_CMD, /* 30 */ - DMA_TRANSFER_A2B_NOACK = DMA_RW_CMDBIT | DMA_NOACK_CMD, /* 22 */ - DMA_TRANSFER_B2A_NOACK = DMA_NOACK_CMD, /* 18 */ - DMA_FASTTRANSFER_CLEAR_A = DMA_CLEAR_CMDBIT | DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_CLEAR_B = DMA_CLEAR_CMDBIT | DMA_RW_CMDBIT | DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_A2B = DMA_RW_CMDBIT | DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_B2A = DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_CLEAR_A_NOACK = DMA_CLEAR_CMDBIT | DMA_NOACK_CMD | DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_CLEAR_B_NOACK = DMA_CLEAR_CMDBIT | DMA_RW_CMDBIT | DMA_NOACK_CMD | DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_A2B_NOACK = DMA_RW_CMDBIT | DMA_NOACK_CMD | DMA_SPECIFIC_CMDBIT, - DMA_FASTTRANSFER_B2A_NOACK = DMA_NOACK_CMD | DMA_SPECIFIC_CMDBIT, -} dma_transfer_type_t; - -typedef enum { - DMA_CONFIG_SETUP = _DMA_V2_PACKING_SETUP_PARAM, - DMA_CONFIG_HEIGHT = _DMA_V2_HEIGHT_PARAM, - DMA_CONFIG_STRIDE_A_ = _DMA_V2_STRIDE_A_PARAM, - DMA_CONFIG_CROP_ELEM_A = _DMA_V2_ELEM_CROPPING_A_PARAM, - DMA_CONFIG_WIDTH_A = _DMA_V2_WIDTH_A_PARAM, - DMA_CONFIG_STRIDE_B_ = _DMA_V2_STRIDE_B_PARAM, - DMA_CONFIG_CROP_ELEM_B = _DMA_V2_ELEM_CROPPING_B_PARAM, - DMA_CONFIG_WIDTH_B = _DMA_V2_WIDTH_B_PARAM, -} dma_config_type_t; - -struct dma_port_config { - uint8_t crop, elems; - uint16_t width; - uint32_t stride; -}; - -/* Descriptor for dma configuration */ -struct dma_channel_config { - uint8_t connection; - uint8_t extension; - uint8_t height; - struct dma_port_config a, b; -}; - -#endif /* __DMA_GLOBAL_H_INCLUDED__ */ |
