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 #include "dm_services.h" 27 28 #include "include/i2caux_interface.h" 29 #include "../i2caux.h" 30 #include "../engine.h" 31 #include "../i2c_engine.h" 32 #include "../i2c_sw_engine.h" 33 #include "../i2c_hw_engine.h" 34 35 #include "../dce110/i2caux_dce110.h" 36 #include "i2caux_dce112.h" 37 38 #include "../dce110/aux_engine_dce110.h" 39 40 #include "../dce110/i2c_hw_engine_dce110.h" 41 42 #include "dce/dce_11_2_d.h" 43 #include "dce/dce_11_2_sh_mask.h" 44 45 /* set register offset */ 46 #define SR(reg_name)\ 47 .reg_name = mm ## reg_name 48 49 /* set register offset with instance */ 50 #define SRI(reg_name, block, id)\ 51 .reg_name = mm ## block ## id ## _ ## reg_name 52 53 #define aux_regs(id)\ 54 [id] = {\ 55 AUX_COMMON_REG_LIST(id), \ 56 .AUX_RESET_MASK = AUX_CONTROL__AUX_RESET_MASK \ 57 } 58 59 #define hw_engine_regs(id)\ 60 {\ 61 I2C_HW_ENGINE_COMMON_REG_LIST(id) \ 62 } 63 64 static const struct dce110_aux_registers dce112_aux_regs[] = { 65 aux_regs(0), 66 aux_regs(1), 67 aux_regs(2), 68 aux_regs(3), 69 aux_regs(4), 70 aux_regs(5), 71 }; 72 73 static const struct dce110_i2c_hw_engine_registers dce112_hw_engine_regs[] = { 74 hw_engine_regs(1), 75 hw_engine_regs(2), 76 hw_engine_regs(3), 77 hw_engine_regs(4), 78 hw_engine_regs(5), 79 hw_engine_regs(6) 80 }; 81 82 static const struct dce110_i2c_hw_engine_shift i2c_shift = { 83 I2C_COMMON_MASK_SH_LIST_DCE110(__SHIFT) 84 }; 85 86 static const struct dce110_i2c_hw_engine_mask i2c_mask = { 87 I2C_COMMON_MASK_SH_LIST_DCE110(_MASK) 88 }; 89 90 static void construct( 91 struct i2caux_dce110 *i2caux_dce110, 92 struct dc_context *ctx) 93 { 94 dal_i2caux_dce110_construct(i2caux_dce110, 95 ctx, 96 ARRAY_SIZE(dce112_aux_regs), 97 dce112_aux_regs, 98 dce112_hw_engine_regs, 99 &i2c_shift, 100 &i2c_mask); 101 } 102 103 /* 104 * dal_i2caux_dce110_create 105 * 106 * @brief 107 * public interface to allocate memory for DCE11 I2CAUX 108 * 109 * @param 110 * struct adapter_service *as - [in] 111 * struct dc_context *ctx - [in] 112 * 113 * @return 114 * pointer to the base struct of DCE11 I2CAUX 115 */ 116 struct i2caux *dal_i2caux_dce112_create( 117 struct dc_context *ctx) 118 { 119 struct i2caux_dce110 *i2caux_dce110 = 120 kzalloc(sizeof(struct i2caux_dce110), GFP_KERNEL); 121 122 if (!i2caux_dce110) { 123 ASSERT_CRITICAL(false); 124 return NULL; 125 } 126 127 construct(i2caux_dce110, ctx); 128 return &i2caux_dce110->base; 129 } 130