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_IRQ_SERVICE_H__ 27 #define __DAL_IRQ_SERVICE_H__ 28 29 #include "include/irq_service_interface.h" 30 31 #include "irq_types.h" 32 33 struct irq_service; 34 struct irq_source_info; 35 36 struct irq_source_info_funcs { 37 bool (*set)( 38 struct irq_service *irq_service, 39 const struct irq_source_info *info, 40 bool enable); 41 bool (*ack)( 42 struct irq_service *irq_service, 43 const struct irq_source_info *info); 44 }; 45 46 struct irq_source_info { 47 uint32_t src_id; 48 uint32_t ext_id; 49 uint32_t enable_reg; 50 uint32_t enable_mask; 51 uint32_t enable_value[2]; 52 uint32_t ack_reg; 53 uint32_t ack_mask; 54 uint32_t ack_value; 55 uint32_t status_reg; 56 const struct irq_source_info_funcs *funcs; 57 }; 58 59 struct irq_service_funcs { 60 enum dc_irq_source (*to_dal_irq_source)( 61 struct irq_service *irq_service, 62 uint32_t src_id, 63 uint32_t ext_id); 64 }; 65 66 struct irq_service { 67 struct dc_context *ctx; 68 const struct irq_source_info *info; 69 const struct irq_service_funcs *funcs; 70 }; 71 72 const struct irq_source_info *find_irq_source_info( 73 struct irq_service *irq_service, 74 enum dc_irq_source source); 75 76 void dal_irq_service_construct( 77 struct irq_service *irq_service, 78 struct irq_service_init_data *init_data); 79 80 void dal_irq_service_ack_generic( 81 struct irq_service *irq_service, 82 const struct irq_source_info *info); 83 84 void dal_irq_service_set_generic( 85 struct irq_service *irq_service, 86 const struct irq_source_info *info, 87 bool enable); 88 89 #endif 90