// 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) 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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#include <assert_support.h>
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#include <ia_css_frame_public.h>
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#include <ia_css_frame.h>
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#include <ia_css_binary.h>
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#define IA_CSS_INCLUDE_CONFIGURATIONS
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#include "ia_css_isp_configs.h"
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#include "isp.h"
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#include "ia_css_ref.host.h"
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void
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ia_css_ref_config(
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struct sh_css_isp_ref_isp_config *to,
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const struct ia_css_ref_configuration *from,
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unsigned int size)
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{
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unsigned int elems_a = ISP_VEC_NELEMS, i;
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if (from->ref_frames[0]) {
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ia_css_dma_configure_from_info(&to->port_b, &from->ref_frames[0]->info);
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to->width_a_over_b = elems_a / to->port_b.elems;
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to->dvs_frame_delay = from->dvs_frame_delay;
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} else {
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to->width_a_over_b = 1;
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to->dvs_frame_delay = 0;
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to->port_b.elems = elems_a;
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}
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for (i = 0; i < MAX_NUM_VIDEO_DELAY_FRAMES; i++) {
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if (from->ref_frames[i]) {
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to->ref_frame_addr_y[i] = from->ref_frames[i]->data +
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from->ref_frames[i]->planes.yuv.y.offset;
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to->ref_frame_addr_c[i] = from->ref_frames[i]->data +
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from->ref_frames[i]->planes.yuv.u.offset;
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} else {
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to->ref_frame_addr_y[i] = 0;
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to->ref_frame_addr_c[i] = 0;
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}
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}
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/* Assume divisiblity here, may need to generalize to fixed point. */
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assert(elems_a % to->port_b.elems == 0);
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}
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void
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ia_css_ref_configure(
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const struct ia_css_binary *binary,
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const struct ia_css_frame * const *ref_frames,
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const uint32_t dvs_frame_delay)
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{
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struct ia_css_ref_configuration config;
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unsigned int i;
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for (i = 0; i < MAX_NUM_VIDEO_DELAY_FRAMES; i++)
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config.ref_frames[i] = ref_frames[i];
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config.dvs_frame_delay = dvs_frame_delay;
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ia_css_configure_ref(binary, &config);
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}
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void
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ia_css_init_ref_state(
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struct sh_css_isp_ref_dmem_state *state,
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unsigned int size)
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{
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(void)size;
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assert(MAX_NUM_VIDEO_DELAY_FRAMES >= 2);
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state->ref_in_buf_idx = 0;
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state->ref_out_buf_idx = 1;
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}
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