drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h

   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