/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) STMicroelectronics SA 2014
* Authors: Fabien Dessenne <[email protected]> for STMicroelectronics.
*/
#define BDISP_HF_NB 64
#define BDISP_VF_NB 40
/**
* struct bdisp_filter_h_spec - Horizontal filter specification
*
* @min: min scale factor for this filter (6.10 fixed point)
* @max: max scale factor for this filter (6.10 fixed point)
* @coef: filter coefficients
*/
struct bdisp_filter_h_spec {
const u16 min;
const u16 max;
const u8 coef[BDISP_HF_NB];
};
/**
* struct bdisp_filter_v_spec - Vertical filter specification
*
* @min: min scale factor for this filter (6.10 fixed point)
* @max: max scale factor for this filter (6.10 fixed point)
* @coef: filter coefficients
*/
struct bdisp_filter_v_spec {
const u16 min;
const u16 max;
const u8 coef[BDISP_VF_NB];
};
/* RGB YUV 601 standard conversion */
static const u32 bdisp_rgb_to_yuv[] = {
0x0e1e8bee, 0x08420419, 0xfb5ed471, 0x08004080,
};
static const u32 bdisp_yuv_to_rgb[] = {
0x3324a800, 0xe604ab9c, 0x0004a957, 0x32121eeb,
};