linux/drivers/gpu/drm/amd/display/dc/spl/dc_spl_types.h

// SPDX-License-Identifier: MIT
//
// Copyright 2024 Advanced Micro Devices, Inc.

#ifndef __DC_SPL_TYPES_H__
#define __DC_SPL_TYPES_H__

#include "spl_os_types.h"   // swap
#ifndef SPL_ASSERT
#define SPL_ASSERT(_bool) …
#endif
#include "spl_fixpt31_32.h"	// fixed31_32 and related functions
#include "spl_custom_float.h" // custom float and related functions

struct spl_size { … };
struct spl_rect	{ … };

struct spl_ratios { … };
struct spl_inits { … };

struct spl_taps	{ … };
enum spl_view_3d { … };
/* Pixel format */
enum spl_pixel_format { … };

enum lb_memory_config { … };

/* Rotation angle */
enum spl_rotation_angle { … };
enum spl_color_space { … };

enum chroma_cositing { … };

// Scratch space for calculating scaler params
struct spl_scaler_data { … };

enum spl_transfer_func_type { … };

enum spl_transfer_func_predefined { … };

/*==============================================================*/
/* Below structs are defined to hold hw register data */

// SPL output is used to set below registers

// MPC_SIZE - set based on scl_data h_active and v_active
struct mpc_size	{ … };
// SCL_MODE - set based on scl_data.ratios and always_scale
enum scl_mode { … };
// SCL_BLACK_COLOR - set based on scl_data.format
struct scl_black_color	{ … };
// RATIO - set based on scl_data.ratios
struct ratio	{ … };

// INIT - set based on scl_data.init
struct init	{ … };

// FILTER - calculated based on scl_data ratios and taps

// iSHARP
struct isharp_noise_det { … };
struct isharp_lba	{ … };
struct isharp_fmt	{ … };
struct isharp_nldelta_sclip	{ … };
enum isharp_en	{ … };
// Below struct holds values that can be directly used to program
// hardware registers. No conversion/clamping is required
struct dscl_prog_data { … };

/* SPL input and output definitions */
// SPL scratch struct
struct spl_scratch { … };

/* SPL input and output definitions */
// SPL outputs struct
struct spl_out	{ … };

// end of SPL outputs

// SPL inputs

// Basic input information
struct basic_in	{ … };

// Basic output information
struct basic_out { … };
enum sharpness_setting	{ … };
struct spl_sharpness_range { … };
struct adaptive_sharpness { … };
enum linear_light_scaling	{ … };
enum sharpen_policy { … };
enum scale_to_sharpness_policy { … };
struct spl_funcs	{ … };

struct spl_debug { … };

struct spl_in	{ … };
// end of SPL inputs

#endif /* __DC_SPL_TYPES_H__ */