linux/drivers/gpu/drm/amd/display/dc/gpio/dcn32/hw_translate_dcn32.c

/*
 * Copyright 2022 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: AMD
 *
 */

/*
 * Pre-requisites: headers required by header of this unit
 */
#include "hw_translate_dcn32.h"

#include "dm_services.h"
#include "include/gpio_types.h"
#include "../hw_translate.h"

#include "dcn/dcn_3_2_0_offset.h"
#include "dcn/dcn_3_2_0_sh_mask.h"

#define DCN_BASE__INST0_SEG2 …

/* begin *********************
 * macros to expend register list macro defined in HW object header file */

/* DCN */
#define block …
#define reg_num …

#undef BASE_INNER
#define BASE_INNER(seg) …

#define BASE(seg) …

#undef REG
#define REG(reg_name) …
#define SF_HPD(reg_name, field_name, post_fix) …


/* macros to expend register list macro defined in HW object header file
 * end *********************/


static bool offset_to_id(
	uint32_t offset,
	uint32_t mask,
	enum gpio_id *id,
	uint32_t *en)
{ … }

static bool id_to_offset(
	enum gpio_id id,
	uint32_t en,
	struct gpio_pin_info *info)
{ … }

/* function table */
static const struct hw_translate_funcs funcs = …;

/*
 * dal_hw_translate_dcn32_init
 *
 * @brief
 * Initialize Hw translate function pointers.
 *
 * @param
 * struct hw_translate *tr - [out] struct of function pointers
 *
 */
void dal_hw_translate_dcn32_init(struct hw_translate *tr)
{ … }