1/*
2 * Copyright 2012-15 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25
26#ifndef __DAL_GPIO_SERVICE_INTERFACE_H__
27#define __DAL_GPIO_SERVICE_INTERFACE_H__
28
29#include "gpio_types.h"
30#include "gpio_interface.h"
31#include "hw/gpio.h"
32
33struct gpio_service;
34
35struct gpio *dal_gpio_create(
36 struct gpio_service *service,
37 enum gpio_id id,
38 uint32_t en,
39 enum gpio_pin_output_state output_state);
40
41void dal_gpio_destroy(
42 struct gpio **ptr);
43
44struct gpio_service *dal_gpio_service_create(
45 enum dce_version dce_version_major,
46 enum dce_version dce_version_minor,
47 struct dc_context *ctx);
48
49struct gpio *dal_gpio_service_create_irq(
50 struct gpio_service *service,
51 uint32_t offset,
52 uint32_t mask);
53
54struct ddc *dal_gpio_create_ddc(
55 struct gpio_service *service,
56 uint32_t offset,
57 uint32_t mask,
58 struct gpio_ddc_hw_info *info);
59
60
61void dal_gpio_destroy_ddc(
62 struct ddc **ddc);
63
64void dal_gpio_service_destroy(
65 struct gpio_service **ptr);
66
67enum dc_irq_source dal_irq_get_source(
68 const struct gpio *irq);
69
70enum dc_irq_source dal_irq_get_rx_source(
71 const struct gpio *irq);
72
73enum gpio_result dal_irq_setup_hpd_filter(
74 struct gpio *irq,
75 struct gpio_hpd_config *config);
76
77struct gpio *dal_gpio_create_irq(
78 struct gpio_service *service,
79 enum gpio_id id,
80 uint32_t en);
81
82void dal_gpio_destroy_irq(
83 struct gpio **ptr);
84
85
86enum gpio_result dal_ddc_open(
87 struct ddc *ddc,
88 enum gpio_mode mode,
89 enum gpio_ddc_config_type config_type);
90
91enum gpio_result dal_ddc_change_mode(
92 struct ddc *ddc,
93 enum gpio_mode mode);
94
95enum gpio_ddc_line dal_ddc_get_line(
96 const struct ddc *ddc);
97
98enum gpio_result dal_ddc_set_config(
99 struct ddc *ddc,
100 enum gpio_ddc_config_type config_type);
101
102void dal_ddc_close(
103 struct ddc *ddc);
104
105#endif
106