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 33 struct gpio_service; 34 35 struct 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 41 void dal_gpio_destroy( 42 struct gpio **ptr); 43 44 struct 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 49 struct gpio *dal_gpio_service_create_irq( 50 struct gpio_service *service, 51 uint32_t offset, 52 uint32_t mask); 53 54 struct gpio *dal_gpio_service_create_generic_mux( 55 struct gpio_service *service, 56 uint32_t offset, 57 uint32_t mask); 58 59 void dal_gpio_destroy_generic_mux( 60 struct gpio **mux); 61 62 enum gpio_result dal_mux_setup_config( 63 struct gpio *mux, 64 struct gpio_generic_mux_config *config); 65 66 struct gpio_pin_info dal_gpio_get_generic_pin_info( 67 struct gpio_service *service, 68 enum gpio_id id, 69 uint32_t en); 70 71 struct ddc *dal_gpio_create_ddc( 72 struct gpio_service *service, 73 uint32_t offset, 74 uint32_t mask, 75 struct gpio_ddc_hw_info *info); 76 77 void dal_gpio_destroy_ddc( 78 struct ddc **ddc); 79 80 void dal_gpio_service_destroy( 81 struct gpio_service **ptr); 82 83 enum dc_irq_source dal_irq_get_source( 84 const struct gpio *irq); 85 86 enum dc_irq_source dal_irq_get_rx_source( 87 const struct gpio *irq); 88 89 enum gpio_result dal_irq_setup_hpd_filter( 90 struct gpio *irq, 91 struct gpio_hpd_config *config); 92 93 struct gpio *dal_gpio_create_irq( 94 struct gpio_service *service, 95 enum gpio_id id, 96 uint32_t en); 97 98 void dal_gpio_destroy_irq( 99 struct gpio **ptr); 100 101 102 enum gpio_result dal_ddc_open( 103 struct ddc *ddc, 104 enum gpio_mode mode, 105 enum gpio_ddc_config_type config_type); 106 107 enum gpio_result dal_ddc_change_mode( 108 struct ddc *ddc, 109 enum gpio_mode mode); 110 111 enum gpio_ddc_line dal_ddc_get_line( 112 const struct ddc *ddc); 113 114 enum gpio_result dal_ddc_set_config( 115 struct ddc *ddc, 116 enum gpio_ddc_config_type config_type); 117 118 void dal_ddc_close( 119 struct ddc *ddc); 120 121 #endif 122