1 /* 2 * Copyright 2016 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 __DC_HUBBUB_DCN10_H__ 27 #define __DC_HUBBUB_DCN10_H__ 28 29 #include "core_types.h" 30 #include "dchubbub.h" 31 32 #define HUBHUB_REG_LIST_DCN()\ 33 SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A),\ 34 SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_A),\ 35 SR(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A),\ 36 SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B),\ 37 SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_B),\ 38 SR(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B),\ 39 SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C),\ 40 SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_C),\ 41 SR(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C),\ 42 SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D),\ 43 SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_D),\ 44 SR(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D),\ 45 SR(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL),\ 46 SR(DCHUBBUB_ARB_DRAM_STATE_CNTL),\ 47 SR(DCHUBBUB_ARB_SAT_LEVEL),\ 48 SR(DCHUBBUB_ARB_DF_REQ_OUTSTAND),\ 49 SR(DCHUBBUB_GLOBAL_TIMER_CNTL), \ 50 SR(DCHUBBUB_TEST_DEBUG_INDEX), \ 51 SR(DCHUBBUB_TEST_DEBUG_DATA),\ 52 SR(DCHUBBUB_SOFT_RESET) 53 54 #define HUBBUB_SR_WATERMARK_REG_LIST()\ 55 SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A),\ 56 SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A),\ 57 SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B),\ 58 SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B),\ 59 SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C),\ 60 SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C),\ 61 SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D),\ 62 SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D) 63 64 #define HUBBUB_REG_LIST_DCN10(id)\ 65 HUBHUB_REG_LIST_DCN(), \ 66 HUBBUB_SR_WATERMARK_REG_LIST(), \ 67 SR(DCHUBBUB_SDPIF_FB_TOP),\ 68 SR(DCHUBBUB_SDPIF_FB_BASE),\ 69 SR(DCHUBBUB_SDPIF_FB_OFFSET),\ 70 SR(DCHUBBUB_SDPIF_AGP_BASE),\ 71 SR(DCHUBBUB_SDPIF_AGP_BOT),\ 72 SR(DCHUBBUB_SDPIF_AGP_TOP) 73 74 struct dcn_hubbub_registers { 75 uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A; 76 uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_A; 77 uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A; 78 uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A; 79 uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A; 80 uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B; 81 uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_B; 82 uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B; 83 uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B; 84 uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B; 85 uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C; 86 uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_C; 87 uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C; 88 uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C; 89 uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C; 90 uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D; 91 uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_D; 92 uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D; 93 uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D; 94 uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D; 95 uint32_t DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL; 96 uint32_t DCHUBBUB_ARB_SAT_LEVEL; 97 uint32_t DCHUBBUB_ARB_DF_REQ_OUTSTAND; 98 uint32_t DCHUBBUB_GLOBAL_TIMER_CNTL; 99 uint32_t DCHUBBUB_ARB_DRAM_STATE_CNTL; 100 uint32_t DCHUBBUB_TEST_DEBUG_INDEX; 101 uint32_t DCHUBBUB_TEST_DEBUG_DATA; 102 uint32_t DCHUBBUB_SDPIF_FB_TOP; 103 uint32_t DCHUBBUB_SDPIF_FB_BASE; 104 uint32_t DCHUBBUB_SDPIF_FB_OFFSET; 105 uint32_t DCHUBBUB_SDPIF_AGP_BASE; 106 uint32_t DCHUBBUB_SDPIF_AGP_BOT; 107 uint32_t DCHUBBUB_SDPIF_AGP_TOP; 108 uint32_t DCHUBBUB_CRC_CTRL; 109 uint32_t DCHUBBUB_SOFT_RESET; 110 }; 111 112 /* set field name */ 113 #define HUBBUB_SF(reg_name, field_name, post_fix)\ 114 .field_name = reg_name ## __ ## field_name ## post_fix 115 116 117 #define HUBBUB_MASK_SH_LIST_DCN(mask_sh)\ 118 HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, mask_sh), \ 119 HUBBUB_SF(DCHUBBUB_SOFT_RESET, DCHUBBUB_GLOBAL_SOFT_RESET, mask_sh), \ 120 HUBBUB_SF(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL, DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, mask_sh), \ 121 HUBBUB_SF(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL, DCHUBBUB_ARB_WATERMARK_CHANGE_DONE_INTERRUPT_DISABLE, mask_sh), \ 122 HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_VALUE, mask_sh), \ 123 HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_ENABLE, mask_sh), \ 124 HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE, mask_sh), \ 125 HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE, mask_sh), \ 126 HUBBUB_SF(DCHUBBUB_ARB_SAT_LEVEL, DCHUBBUB_ARB_SAT_LEVEL, mask_sh), \ 127 HUBBUB_SF(DCHUBBUB_ARB_DF_REQ_OUTSTAND, DCHUBBUB_ARB_MIN_REQ_OUTSTAND, mask_sh) 128 129 #define HUBBUB_MASK_SH_LIST_DCN10(mask_sh)\ 130 HUBBUB_MASK_SH_LIST_DCN(mask_sh), \ 131 HUBBUB_SF(DCHUBBUB_SDPIF_FB_TOP, SDPIF_FB_TOP, mask_sh), \ 132 HUBBUB_SF(DCHUBBUB_SDPIF_FB_BASE, SDPIF_FB_BASE, mask_sh), \ 133 HUBBUB_SF(DCHUBBUB_SDPIF_FB_OFFSET, SDPIF_FB_OFFSET, mask_sh), \ 134 HUBBUB_SF(DCHUBBUB_SDPIF_AGP_BASE, SDPIF_AGP_BASE, mask_sh), \ 135 HUBBUB_SF(DCHUBBUB_SDPIF_AGP_BOT, SDPIF_AGP_BOT, mask_sh), \ 136 HUBBUB_SF(DCHUBBUB_SDPIF_AGP_TOP, SDPIF_AGP_TOP, mask_sh) 137 138 #define DCN_HUBBUB_REG_FIELD_LIST(type) \ 139 type DCHUBBUB_GLOBAL_TIMER_ENABLE; \ 140 type DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST;\ 141 type DCHUBBUB_ARB_WATERMARK_CHANGE_DONE_INTERRUPT_DISABLE;\ 142 type DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_VALUE;\ 143 type DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_ENABLE;\ 144 type DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE;\ 145 type DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE;\ 146 type DCHUBBUB_ARB_SAT_LEVEL;\ 147 type DCHUBBUB_ARB_MIN_REQ_OUTSTAND;\ 148 type DCHUBBUB_GLOBAL_TIMER_REFDIV;\ 149 type DCHUBBUB_GLOBAL_SOFT_RESET; \ 150 type SDPIF_FB_TOP;\ 151 type SDPIF_FB_BASE;\ 152 type SDPIF_FB_OFFSET;\ 153 type SDPIF_AGP_BASE;\ 154 type SDPIF_AGP_BOT;\ 155 type SDPIF_AGP_TOP 156 157 158 struct dcn_hubbub_shift { 159 DCN_HUBBUB_REG_FIELD_LIST(uint8_t); 160 }; 161 162 struct dcn_hubbub_mask { 163 DCN_HUBBUB_REG_FIELD_LIST(uint32_t); 164 }; 165 166 struct dc; 167 168 struct dcn_hubbub_wm_set { 169 uint32_t wm_set; 170 uint32_t data_urgent; 171 uint32_t pte_meta_urgent; 172 uint32_t sr_enter; 173 uint32_t sr_exit; 174 uint32_t dram_clk_chanage; 175 }; 176 177 struct dcn_hubbub_wm { 178 struct dcn_hubbub_wm_set sets[4]; 179 }; 180 181 struct hubbub { 182 const struct hubbub_funcs *funcs; 183 struct dc_context *ctx; 184 const struct dcn_hubbub_registers *regs; 185 const struct dcn_hubbub_shift *shifts; 186 const struct dcn_hubbub_mask *masks; 187 unsigned int debug_test_index_pstate; 188 struct dcn_watermark_set watermarks; 189 }; 190 191 void hubbub1_update_dchub( 192 struct hubbub *hubbub, 193 struct dchub_init_data *dh_data); 194 195 bool hubbub1_verify_allow_pstate_change_high( 196 struct hubbub *hubbub); 197 198 void hubbub1_wm_change_req_wa(struct hubbub *hubbub); 199 200 void hubbub1_program_watermarks( 201 struct hubbub *hubbub, 202 struct dcn_watermark_set *watermarks, 203 unsigned int refclk_mhz, 204 bool safe_to_lower); 205 206 void hubbub1_toggle_watermark_change_req( 207 struct hubbub *hubbub); 208 209 void hubbub1_wm_read_state(struct hubbub *hubbub, 210 struct dcn_hubbub_wm *wm); 211 212 void hubbub1_soft_reset(struct hubbub *hubbub, bool reset); 213 void hubbub1_construct(struct hubbub *hubbub, 214 struct dc_context *ctx, 215 const struct dcn_hubbub_registers *hubbub_regs, 216 const struct dcn_hubbub_shift *hubbub_shift, 217 const struct dcn_hubbub_mask *hubbub_mask); 218 219 #endif 220
