/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Support for Intel Camera Imaging ISP subsystem.
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* Copyright (c) 2010 - 2015, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __IA_CSS_PIPELINE_H__
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#define __IA_CSS_PIPELINE_H__
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#include "sh_css_internal.h"
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#include "ia_css_pipe_public.h"
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#include "ia_css_pipeline_common.h"
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#define IA_CSS_PIPELINE_NUM_MAX (20)
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/* Pipeline stage to be executed on SP/ISP */
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struct ia_css_pipeline_stage {
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unsigned int stage_num;
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struct ia_css_binary *binary; /* built-in binary */
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struct ia_css_binary_info *binary_info;
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const struct ia_css_fw_info *firmware; /* acceleration binary */
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/* SP function for SP stage */
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enum ia_css_pipeline_stage_sp_func sp_func;
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unsigned int max_input_width; /* For SP raw copy */
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struct sh_css_binary_args args;
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int mode;
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bool out_frame_allocated[IA_CSS_BINARY_MAX_OUTPUT_PORTS];
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bool vf_frame_allocated;
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struct ia_css_pipeline_stage *next;
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bool enable_zoom;
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};
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/* Pipeline of n stages to be executed on SP/ISP per stage */
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struct ia_css_pipeline {
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enum ia_css_pipe_id pipe_id;
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u8 pipe_num;
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bool stop_requested;
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struct ia_css_pipeline_stage *stages;
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struct ia_css_pipeline_stage *current_stage;
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unsigned int num_stages;
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struct ia_css_frame in_frame;
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struct ia_css_frame out_frame[IA_CSS_PIPE_MAX_OUTPUT_STAGE];
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struct ia_css_frame vf_frame[IA_CSS_PIPE_MAX_OUTPUT_STAGE];
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unsigned int dvs_frame_delay;
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unsigned int inout_port_config;
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int num_execs;
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bool acquire_isp_each_stage;
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u32 pipe_qos_config;
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};
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#define DEFAULT_PIPELINE { \
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.pipe_id = IA_CSS_PIPE_ID_PREVIEW, \
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.in_frame = DEFAULT_FRAME, \
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.out_frame = {DEFAULT_FRAME}, \
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.vf_frame = {DEFAULT_FRAME}, \
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.dvs_frame_delay = IA_CSS_FRAME_DELAY_1, \
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.num_execs = -1, \
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.acquire_isp_each_stage = true, \
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.pipe_qos_config = QOS_INVALID \
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}
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/* Stage descriptor used to create a new stage in the pipeline */
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struct ia_css_pipeline_stage_desc {
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struct ia_css_binary *binary;
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const struct ia_css_fw_info *firmware;
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enum ia_css_pipeline_stage_sp_func sp_func;
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unsigned int max_input_width;
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unsigned int mode;
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struct ia_css_frame *in_frame;
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struct ia_css_frame *out_frame[IA_CSS_BINARY_MAX_OUTPUT_PORTS];
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struct ia_css_frame *vf_frame;
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};
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/* @brief initialize the pipeline module
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*
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* @return None
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*
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* Initializes the pipeline module. This API has to be called
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* before any operation on the pipeline module is done
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*/
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void ia_css_pipeline_init(void);
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/* @brief initialize the pipeline structure with default values
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*
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* @param[out] pipeline structure to be initialized with defaults
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* @param[in] pipe_id
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* @param[in] pipe_num Number that uniquely identifies a pipeline.
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* @return 0 or error code upon error.
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*
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* Initializes the pipeline structure with a set of default values.
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* This API is expected to be used when a pipeline structure is allocated
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* externally and needs sane defaults
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*/
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int ia_css_pipeline_create(
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struct ia_css_pipeline *pipeline,
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enum ia_css_pipe_id pipe_id,
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unsigned int pipe_num,
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unsigned int dvs_frame_delay);
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/* @brief destroy a pipeline
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*
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* @param[in] pipeline
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* @return None
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*
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*/
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void ia_css_pipeline_destroy(struct ia_css_pipeline *pipeline);
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/* @brief Starts a pipeline
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*
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* @param[in] pipe_id
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* @param[in] pipeline
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* @return None
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*
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*/
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void ia_css_pipeline_start(enum ia_css_pipe_id pipe_id,
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struct ia_css_pipeline *pipeline);
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/* @brief Request to stop a pipeline
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*
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* @param[in] pipeline
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* @return 0 or error code upon error.
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*
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*/
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int ia_css_pipeline_request_stop(struct ia_css_pipeline *pipeline);
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/* @brief Check whether pipeline has stopped
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*
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* @param[in] pipeline
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* @return true if the pipeline has stopped
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*
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*/
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bool ia_css_pipeline_has_stopped(struct ia_css_pipeline *pipe);
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/* @brief clean all the stages pipeline and make it as new
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*
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* @param[in] pipeline
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* @return None
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*
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*/
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void ia_css_pipeline_clean(struct ia_css_pipeline *pipeline);
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/* @brief Add a stage to pipeline.
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*
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* @param pipeline Pointer to the pipeline to be added to.
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* @param[in] stage_desc The description of the stage
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* @param[out] stage The successor of the stage.
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* @return 0 or error code upon error.
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*
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* Add a new stage to a non-NULL pipeline.
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* The stage consists of an ISP binary or firmware and input and output
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* arguments.
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*/
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int ia_css_pipeline_create_and_add_stage(
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struct ia_css_pipeline *pipeline,
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struct ia_css_pipeline_stage_desc *stage_desc,
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struct ia_css_pipeline_stage **stage);
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/* @brief Finalize the stages in a pipeline
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*
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* @param pipeline Pointer to the pipeline to be added to.
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* @return None
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*
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* This API is expected to be called after adding all stages
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*/
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void ia_css_pipeline_finalize_stages(struct ia_css_pipeline *pipeline,
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bool continuous);
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/* @brief gets a stage from the pipeline
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*
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* @param[in] pipeline
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* @return 0 or error code upon error.
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*
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*/
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int ia_css_pipeline_get_stage(struct ia_css_pipeline *pipeline,
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int mode,
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struct ia_css_pipeline_stage **stage);
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/* @brief Gets a pipeline stage corresponding Firmware handle from the pipeline
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*
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* @param[in] pipeline
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* @param[in] fw_handle
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* @param[out] stage Pointer to Stage
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*
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* @return 0 or error code upon error.
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*
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*/
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int ia_css_pipeline_get_stage_from_fw(struct ia_css_pipeline
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*pipeline,
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u32 fw_handle,
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struct ia_css_pipeline_stage **stage);
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/* @brief Gets the Firmware handle corresponding the stage num from the pipeline
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*
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* @param[in] pipeline
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* @param[in] stage_num
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* @param[out] fw_handle
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*
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* @return 0 or error code upon error.
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*
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*/
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int ia_css_pipeline_get_fw_from_stage(struct ia_css_pipeline
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*pipeline,
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u32 stage_num,
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uint32_t *fw_handle);
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/* @brief gets the output stage from the pipeline
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*
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* @param[in] pipeline
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* @return 0 or error code upon error.
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*
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*/
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int ia_css_pipeline_get_output_stage(
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struct ia_css_pipeline *pipeline,
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int mode,
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struct ia_css_pipeline_stage **stage);
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/* @brief Checks whether the pipeline uses params
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*
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* @param[in] pipeline
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* @return true if the pipeline uses params
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*
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*/
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bool ia_css_pipeline_uses_params(struct ia_css_pipeline *pipeline);
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/**
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* @brief get the SP thread ID.
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*
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* @param[in] key The query key, typical use is pipe_num.
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* @param[out] val The query value.
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*
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* @return
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* true, if the query succeeds;
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* false, if the query fails.
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*/
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bool ia_css_pipeline_get_sp_thread_id(unsigned int key, unsigned int *val);
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#if defined(ISP2401)
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/**
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* @brief Get the pipeline io status
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*
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* @param[in] None
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* @return
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* Pointer to pipe_io_status
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*/
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struct sh_css_sp_pipeline_io_status *ia_css_pipeline_get_pipe_io_status(void);
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#endif
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/**
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* @brief Map an SP thread to this pipeline
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*
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* @param[in] pipe_num
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* @param[in] map true for mapping and false for unmapping sp threads.
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*
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*/
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void ia_css_pipeline_map(unsigned int pipe_num, bool map);
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/**
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* @brief Checks whether the pipeline is mapped to SP threads
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*
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* @param[in] Query key, typical use is pipe_num
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*
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* return
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* true, pipeline is mapped to SP threads
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* false, pipeline is not mapped to SP threads
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*/
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bool ia_css_pipeline_is_mapped(unsigned int key);
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/**
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* @brief Print pipeline thread mapping
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*
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* @param[in] none
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*
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* return none
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*/
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void ia_css_pipeline_dump_thread_map_info(void);
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#endif /*__IA_CSS_PIPELINE_H__*/
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