diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_stream2mmio_private.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_stream2mmio_private.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_stream2mmio_private.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_stream2mmio_private.h new file mode 100644 index 0000000..1603a09 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_stream2mmio_private.h @@ -0,0 +1,168 @@ +/* + * 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 __ISYS_STREAM2MMIO_PRIVATE_H_INCLUDED__ +#define __ISYS_STREAM2MMIO_PRIVATE_H_INCLUDED__ + +#include "isys_stream2mmio_public.h" +#include "device_access.h" /* ia_css_device_load_uint32 */ +#include "assert_support.h" /* assert */ +#include "print_support.h" /* print */ + +#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 + +/***************************************************** + * + * Native command interface (NCI). + * + *****************************************************/ +/** + * @brief Get the stream2mmio-controller state. + * Refer to "stream2mmio_public.h" for details. + */ +STORAGE_CLASS_STREAM2MMIO_C void stream2mmio_get_state( + const stream2mmio_ID_t ID, + stream2mmio_state_t *state) +{ + stream2mmio_sid_ID_t i; + + /* + * Get the values of the register-set per + * stream2mmio-controller sids. + */ + for (i = STREAM2MMIO_SID0_ID; i < N_STREAM2MMIO_SID_PROCS[ID]; i++) { + stream2mmio_get_sid_state(ID, i, &(state->sid_state[i])); + } +} + +/** + * @brief Get the state of the stream2mmio-controller sidess. + * Refer to "stream2mmio_public.h" for details. + */ +STORAGE_CLASS_STREAM2MMIO_C void stream2mmio_get_sid_state( + const stream2mmio_ID_t ID, + const stream2mmio_sid_ID_t sid_id, + stream2mmio_sid_state_t *state) +{ + + state->rcv_ack = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_ACKNOWLEDGE_REG_ID); + + state->pix_width_id = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_PIX_WIDTH_ID_REG_ID); + + state->start_addr = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_START_ADDR_REG_ID); + + state->end_addr = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_END_ADDR_REG_ID); + + state->strides = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_STRIDE_REG_ID); + + state->num_items = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_NUM_ITEMS_REG_ID); + + state->block_when_no_cmd = + stream2mmio_reg_load(ID, sid_id, STREAM2MMIO_BLOCK_WHEN_NO_CMD_REG_ID); + +} + +/** + * @brief Dump the state of the stream2mmio-controller sidess. + * Refer to "stream2mmio_public.h" for details. + */ +STORAGE_CLASS_STREAM2MMIO_C void stream2mmio_print_sid_state( + stream2mmio_sid_state_t *state) +{ + ia_css_print("\t \t Receive acks 0x%x\n", state->rcv_ack); + ia_css_print("\t \t Pixel width 0x%x\n", state->pix_width_id); + ia_css_print("\t \t Startaddr 0x%x\n", state->start_addr); + ia_css_print("\t \t Endaddr 0x%x\n", state->end_addr); + ia_css_print("\t \t Strides 0x%x\n", state->strides); + ia_css_print("\t \t Num Items 0x%x\n", state->num_items); + ia_css_print("\t \t block when no cmd 0x%x\n", state->block_when_no_cmd); + +} +/** + * @brief Dump the ibuf-controller state. + * Refer to "stream2mmio_public.h" for details. + */ +STORAGE_CLASS_STREAM2MMIO_C void stream2mmio_dump_state( + const stream2mmio_ID_t ID, + stream2mmio_state_t *state) +{ + stream2mmio_sid_ID_t i; + + /* + * Get the values of the register-set per + * stream2mmio-controller sids. + */ + for (i = STREAM2MMIO_SID0_ID; i < N_STREAM2MMIO_SID_PROCS[ID]; i++) { + ia_css_print("StREAM2MMIO ID %d SID %d\n", ID, i); + stream2mmio_print_sid_state(&(state->sid_state[i])); + } +} +/** end of NCI */ + +/***************************************************** + * + * Device level interface (DLI). + * + *****************************************************/ +/** + * @brief Load the register value. + * Refer to "stream2mmio_public.h" for details. + */ +STORAGE_CLASS_STREAM2MMIO_C hrt_data stream2mmio_reg_load( + const stream2mmio_ID_t ID, + const stream2mmio_sid_ID_t sid_id, + const uint32_t reg_idx) +{ + uint32_t reg_bank_offset; + + assert(ID < N_STREAM2MMIO_ID); + + reg_bank_offset = STREAM2MMIO_REGS_PER_SID * sid_id; + return ia_css_device_load_uint32(STREAM2MMIO_CTRL_BASE[ID] + + (reg_bank_offset + reg_idx) * sizeof(hrt_data)); +} + + +/** + * @brief Store a value to the register. + * Refer to "stream2mmio_public.h" for details. + */ +STORAGE_CLASS_STREAM2MMIO_C void stream2mmio_reg_store( + const stream2mmio_ID_t ID, + const hrt_address reg, + const hrt_data value) +{ + assert(ID < N_STREAM2MMIO_ID); + assert(STREAM2MMIO_CTRL_BASE[ID] != (hrt_address)-1); + + ia_css_device_store_uint32(STREAM2MMIO_CTRL_BASE[ID] + + reg * sizeof(hrt_data), value); +} +/** end of DLI */ + +#endif /* __ISYS_STREAM2MMIO_PRIVATE_H_INCLUDED__ */ |
