1 /* 2 * Copyright 2018 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 __DCN20_DCCG_H__ 27 #define __DCN20_DCCG_H__ 28 29 #include "dccg.h" 30 31 #define DCCG_COMMON_REG_LIST_DCN_BASE() \ 32 SR(DPPCLK_DTO_CTRL),\ 33 DCCG_SRII(DTO_PARAM, DPPCLK, 0),\ 34 DCCG_SRII(DTO_PARAM, DPPCLK, 1),\ 35 DCCG_SRII(DTO_PARAM, DPPCLK, 2),\ 36 DCCG_SRII(DTO_PARAM, DPPCLK, 3),\ 37 SR(REFCLK_CNTL) 38 39 #define DCCG_REG_LIST_DCN2() \ 40 DCCG_COMMON_REG_LIST_DCN_BASE(),\ 41 DCCG_SRII(DTO_PARAM, DPPCLK, 4),\ 42 DCCG_SRII(DTO_PARAM, DPPCLK, 5) 43 44 #define DCCG_SF(reg_name, field_name, post_fix)\ 45 .field_name = reg_name ## __ ## field_name ## post_fix 46 47 #define DCCG_SFI(reg_name, field_name, field_prefix, inst, post_fix)\ 48 .field_prefix ## _ ## field_name[inst] = reg_name ## __ ## field_prefix ## inst ## _ ## field_name ## post_fix 49 50 #define DCCG_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(mask_sh) \ 51 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 0, mask_sh),\ 52 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 0, mask_sh),\ 53 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 1, mask_sh),\ 54 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 1, mask_sh),\ 55 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 2, mask_sh),\ 56 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 2, mask_sh),\ 57 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 3, mask_sh),\ 58 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 3, mask_sh),\ 59 DCCG_SF(DPPCLK0_DTO_PARAM, DPPCLK0_DTO_PHASE, mask_sh),\ 60 DCCG_SF(DPPCLK0_DTO_PARAM, DPPCLK0_DTO_MODULO, mask_sh),\ 61 DCCG_SF(REFCLK_CNTL, REFCLK_CLOCK_EN, mask_sh),\ 62 DCCG_SF(REFCLK_CNTL, REFCLK_SRC_SEL, mask_sh) 63 64 #define DCCG_MASK_SH_LIST_DCN2(mask_sh) \ 65 DCCG_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(mask_sh),\ 66 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 4, mask_sh),\ 67 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 4, mask_sh),\ 68 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_ENABLE, DPPCLK, 5, mask_sh),\ 69 DCCG_SFI(DPPCLK_DTO_CTRL, DTO_DB_EN, DPPCLK, 5, mask_sh) 70 71 #define DCCG_REG_FIELD_LIST(type) \ 72 type DPPCLK0_DTO_PHASE;\ 73 type DPPCLK0_DTO_MODULO;\ 74 type DPPCLK_DTO_ENABLE[6];\ 75 type DPPCLK_DTO_DB_EN[6];\ 76 type REFCLK_CLOCK_EN;\ 77 type REFCLK_SRC_SEL; 78 79 struct dccg_shift { 80 DCCG_REG_FIELD_LIST(uint8_t) 81 }; 82 83 struct dccg_mask { 84 DCCG_REG_FIELD_LIST(uint32_t) 85 }; 86 87 struct dccg_registers { 88 uint32_t DPPCLK_DTO_CTRL; 89 uint32_t DPPCLK_DTO_PARAM[6]; 90 uint32_t REFCLK_CNTL; 91 }; 92 93 struct dcn_dccg { 94 struct dccg base; 95 const struct dccg_registers *regs; 96 const struct dccg_shift *dccg_shift; 97 const struct dccg_mask *dccg_mask; 98 }; 99 100 void dccg2_update_dpp_dto(struct dccg *dccg, int dpp_inst, int req_dppclk); 101 102 void dccg2_get_dccg_ref_freq(struct dccg *dccg, 103 unsigned int xtalin_freq_inKhz, 104 unsigned int *dccg_ref_freq_inKhz); 105 106 void dccg2_init(struct dccg *dccg); 107 108 struct dccg *dccg2_create( 109 struct dc_context *ctx, 110 const struct dccg_registers *regs, 111 const struct dccg_shift *dccg_shift, 112 const struct dccg_mask *dccg_mask); 113 114 void dcn_dccg_destroy(struct dccg **dccg); 115 116 #endif //__DCN20_DCCG_H__ 117