// SPDX-License-Identifier: GPL-2.0
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 */

#include "ia_css_frame.h"
#include "ia_css_debug.h"
#define IA_CSS_INCLUDE_CONFIGURATIONS
#include "ia_css_isp_configs.h"
#include "ia_css_output.host.h"
#include "isp.h"

#include "assert_support.h"

const struct ia_css_output_config default_output_config = {
        0,
        0
};

static const struct ia_css_output_configuration default_output_configuration = {
        .info = (struct ia_css_frame_info *)NULL,
};

static const struct ia_css_output0_configuration default_output0_configuration
        = {
        .info = (struct ia_css_frame_info *)NULL,
};

static const struct ia_css_output1_configuration default_output1_configuration
        = {
        .info = (struct ia_css_frame_info *)NULL,
};

void
ia_css_output_encode(
    struct sh_css_isp_output_params *to,
    const struct ia_css_output_config *from,
    unsigned int size)
{
        (void)size;
        to->enable_hflip = from->enable_hflip;
        to->enable_vflip = from->enable_vflip;
}

int ia_css_output_config(struct sh_css_isp_output_isp_config *to,
                         const struct ia_css_output_configuration  *from,
                         unsigned int size)
{
        unsigned int elems_a = ISP_VEC_NELEMS;
        int ret;

        ret = ia_css_dma_configure_from_info(&to->port_b, from->info);
        if (ret)
                return ret;

        to->width_a_over_b = elems_a / to->port_b.elems;
        to->height = from->info ? from->info->res.height : 0;
        to->enable = from->info != NULL;
        ia_css_frame_info_to_frame_sp_info(&to->info, from->info);

        /* Assume divisiblity here, may need to generalize to fixed point. */
        if (elems_a % to->port_b.elems != 0)
                return -EINVAL;

        return 0;
}

int ia_css_output0_config(struct sh_css_isp_output_isp_config       *to,
                          const struct ia_css_output0_configuration *from,
                          unsigned int size)
{
        return ia_css_output_config(to, (const struct ia_css_output_configuration *)from, size);
}

int ia_css_output1_config(struct sh_css_isp_output_isp_config       *to,
                          const struct ia_css_output1_configuration *from,
                          unsigned int size)
{
        return ia_css_output_config(to, (const struct ia_css_output_configuration *)from, size);
}

int ia_css_output_configure(const struct ia_css_binary     *binary,
                            const struct ia_css_frame_info *info)
{
        if (info) {
                struct ia_css_output_configuration config =
                            default_output_configuration;

                config.info = info;

                return ia_css_configure_output(binary, &config);
        }
        return 0;
}

int ia_css_output0_configure(const struct ia_css_binary    *binary,
                            const struct ia_css_frame_info *info)
{
        if (info) {
                struct ia_css_output0_configuration config =
                            default_output0_configuration;

                config.info = info;

                return ia_css_configure_output0(binary, &config);
        }
        return 0;
}

int ia_css_output1_configure(const struct ia_css_binary     *binary,
                             const struct ia_css_frame_info *info)
{
        if (info) {
                struct ia_css_output1_configuration config =
                            default_output1_configuration;

                config.info = info;

                return ia_css_configure_output1(binary, &config);
        }
        return 0;
}

void
ia_css_output_dump(
    const struct sh_css_isp_output_params *output,
    unsigned int level)
{
        if (!output) return;
        ia_css_debug_dtrace(level, "Horizontal Output Flip:\n");
        ia_css_debug_dtrace(level, "\t%-32s = %d\n",
                            "enable", output->enable_hflip);
        ia_css_debug_dtrace(level, "Vertical Output Flip:\n");
        ia_css_debug_dtrace(level, "\t%-32s = %d\n",
                            "enable", output->enable_vflip);
}

void
ia_css_output_debug_dtrace(
    const struct ia_css_output_config *config,
    unsigned int level)
{
        ia_css_debug_dtrace(level,
                            "config.enable_hflip=%d",
                            config->enable_hflip);
        ia_css_debug_dtrace(level,
                            "config.enable_vflip=%d",
                            config->enable_vflip);
}