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

#include "sh_css_stream_format.h"
#include <ia_css_stream_format.h>

unsigned int sh_css_stream_format_2_bits_per_subpixel(
    enum atomisp_input_format format)
{
        unsigned int rval;

        switch (format) {
        case ATOMISP_INPUT_FORMAT_RGB_444:
                rval = 4;
                break;
        case ATOMISP_INPUT_FORMAT_RGB_555:
                rval = 5;
                break;
        case ATOMISP_INPUT_FORMAT_RGB_565:
        case ATOMISP_INPUT_FORMAT_RGB_666:
        case ATOMISP_INPUT_FORMAT_RAW_6:
                rval = 6;
                break;
        case ATOMISP_INPUT_FORMAT_RAW_7:
                rval = 7;
                break;
        case ATOMISP_INPUT_FORMAT_YUV420_8_LEGACY:
        case ATOMISP_INPUT_FORMAT_YUV420_8:
        case ATOMISP_INPUT_FORMAT_YUV422_8:
        case ATOMISP_INPUT_FORMAT_RGB_888:
        case ATOMISP_INPUT_FORMAT_RAW_8:
        case ATOMISP_INPUT_FORMAT_BINARY_8:
        case ATOMISP_INPUT_FORMAT_USER_DEF1:
        case ATOMISP_INPUT_FORMAT_USER_DEF2:
        case ATOMISP_INPUT_FORMAT_USER_DEF3:
        case ATOMISP_INPUT_FORMAT_USER_DEF4:
        case ATOMISP_INPUT_FORMAT_USER_DEF5:
        case ATOMISP_INPUT_FORMAT_USER_DEF6:
        case ATOMISP_INPUT_FORMAT_USER_DEF7:
        case ATOMISP_INPUT_FORMAT_USER_DEF8:
                rval = 8;
                break;
        case ATOMISP_INPUT_FORMAT_YUV420_10:
        case ATOMISP_INPUT_FORMAT_YUV422_10:
        case ATOMISP_INPUT_FORMAT_RAW_10:
                rval = 10;
                break;
        case ATOMISP_INPUT_FORMAT_RAW_12:
                rval = 12;
                break;
        case ATOMISP_INPUT_FORMAT_RAW_14:
                rval = 14;
                break;
        case ATOMISP_INPUT_FORMAT_RAW_16:
        case ATOMISP_INPUT_FORMAT_YUV420_16:
        case ATOMISP_INPUT_FORMAT_YUV422_16:
                rval = 16;
                break;
        default:
                rval = 0;
                break;
        }

        return rval;
}