linux/drivers/gpu/drm/amd/display/dc/gpio/dce80/hw_translate_dce80.c

/*
 * Copyright 2012-15 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
 *
 */

#include "dm_services.h"

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

#include "hw_translate_dce80.h"

#include "dce/dce_8_0_d.h"
#include "dce/dce_8_0_sh_mask.h"
#include "smu/smu_7_0_1_d.h"

/*
 * @brief
 * Returns index of first bit (starting with LSB) which is set
 */
static uint32_t index_from_vector(
	uint32_t vector)
{ … }

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)
{ … }

static const struct hw_translate_funcs funcs = …;

void dal_hw_translate_dce80_init(
	struct hw_translate *translate)
{ … }