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/aux_engine_dce110.h" 36 #include "../dce110/i2c_hw_engine_dce110.h" 37 #include "../dce110/i2caux_dce110.h" 38 39 #include "dce/dce_10_0_d.h" 40 #include "dce/dce_10_0_sh_mask.h" 41 42 #include "i2caux_dce100.h" 43 44 /* set register offset */ 45 #define SR(reg_name)\ 46 .reg_name = mm ## reg_name 47 48 /* set register offset with instance */ 49 #define SRI(reg_name, block, id)\ 50 .reg_name = mm ## block ## id ## _ ## reg_name 51 52 #define aux_regs(id)\ 53 [id] = {\ 54 AUX_COMMON_REG_LIST(id), \ 55 .AUX_RESET_MASK = 0 \ 56 } 57 58 #define hw_engine_regs(id)\ 59 {\ 60 I2C_HW_ENGINE_COMMON_REG_LIST(id) \ 61 } 62 63 static const struct dce110_aux_registers dce100_aux_regs[] = { 64 aux_regs(0), 65 aux_regs(1), 66 aux_regs(2), 67 aux_regs(3), 68 aux_regs(4), 69 aux_regs(5), 70 }; 71 72 static const struct dce110_i2c_hw_engine_registers dce100_hw_engine_regs[] = { 73 hw_engine_regs(1), 74 hw_engine_regs(2), 75 hw_engine_regs(3), 76 hw_engine_regs(4), 77 hw_engine_regs(5), 78 hw_engine_regs(6) 79 }; 80 81 static const struct dce110_i2c_hw_engine_shift i2c_shift = { 82 I2C_COMMON_MASK_SH_LIST_DCE100(__SHIFT) 83 }; 84 85 static const struct dce110_i2c_hw_engine_mask i2c_mask = { 86 I2C_COMMON_MASK_SH_LIST_DCE100(_MASK) 87 }; 88 89 struct i2caux *dal_i2caux_dce100_create( 90 struct dc_context *ctx) 91 { 92 struct i2caux_dce110 *i2caux_dce110 = 93 kzalloc(sizeof(struct i2caux_dce110), GFP_KERNEL); 94 95 if (!i2caux_dce110) { 96 ASSERT_CRITICAL(false); 97 return NULL; 98 } 99 100 dal_i2caux_dce110_construct(i2caux_dce110, 101 ctx, 102 ARRAY_SIZE(dce100_aux_regs), 103 dce100_aux_regs, 104 dce100_hw_engine_regs, 105 &i2c_shift, 106 &i2c_mask); 107 return &i2caux_dce110->base; 108 } 109