LXR linux/drivers/gpu/drm/amd/display/dc/dcn10/dcn10

   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 TO_DCN10_HUBBUB(hubbub)\
  33        container_of(hubbub, struct dcn10_hubbub, base)
  34
  35#define HUBBUB_REG_LIST_DCN_COMMON()\
  36        SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A),\
  37        SR(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A),\
  38        SR(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B),\
  39        SR(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B),\
  40        SR(DCHUBBUB_ARB_DATA_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_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D),\
  44        SR(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL),\
  45        SR(DCHUBBUB_ARB_DRAM_STATE_CNTL),\
  46        SR(DCHUBBUB_ARB_SAT_LEVEL),\
  47        SR(DCHUBBUB_ARB_DF_REQ_OUTSTAND),\
  48        SR(DCHUBBUB_GLOBAL_TIMER_CNTL), \
  49        SR(DCHUBBUB_TEST_DEBUG_INDEX), \
  50        SR(DCHUBBUB_TEST_DEBUG_DATA),\
  51        SR(DCHUBBUB_SOFT_RESET)
  52
  53#define HUBBUB_VM_REG_LIST() \
  54        SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_A),\
  55        SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_B),\
  56        SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_C),\
  57        SR(DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_D)
  58
  59#define HUBBUB_SR_WATERMARK_REG_LIST()\
  60        SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A),\
  61        SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A),\
  62        SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B),\
  63        SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B),\
  64        SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C),\
  65        SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C),\
  66        SR(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D),\
  67        SR(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D)
  68
  69#define HUBBUB_REG_LIST_DCN10(id)\
  70        HUBBUB_REG_LIST_DCN_COMMON(), \
  71        HUBBUB_VM_REG_LIST(), \
  72        HUBBUB_SR_WATERMARK_REG_LIST(), \
  73        SR(DCHUBBUB_SDPIF_FB_TOP),\
  74        SR(DCHUBBUB_SDPIF_FB_BASE),\
  75        SR(DCHUBBUB_SDPIF_FB_OFFSET),\
  76        SR(DCHUBBUB_SDPIF_AGP_BASE),\
  77        SR(DCHUBBUB_SDPIF_AGP_BOT),\
  78        SR(DCHUBBUB_SDPIF_AGP_TOP)
  79
  80struct dcn_hubbub_registers {
  81        uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A;
  82        uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_A;
  83        uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A;
  84        uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A;
  85        uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A;
  86        uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B;
  87        uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_B;
  88        uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B;
  89        uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B;
  90        uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B;
  91        uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C;
  92        uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_C;
  93        uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C;
  94        uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C;
  95        uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C;
  96        uint32_t DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D;
  97        uint32_t DCHUBBUB_ARB_PTE_META_URGENCY_WATERMARK_D;
  98        uint32_t DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D;
  99        uint32_t DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D;
 100        uint32_t DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D;
 101        uint32_t DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL;
 102        uint32_t DCHUBBUB_ARB_SAT_LEVEL;
 103        uint32_t DCHUBBUB_ARB_DF_REQ_OUTSTAND;
 104        uint32_t DCHUBBUB_GLOBAL_TIMER_CNTL;
 105        uint32_t DCHUBBUB_ARB_DRAM_STATE_CNTL;
 106        uint32_t DCHUBBUB_TEST_DEBUG_INDEX;
 107        uint32_t DCHUBBUB_TEST_DEBUG_DATA;
 108        uint32_t DCHUBBUB_SDPIF_FB_TOP;
 109        uint32_t DCHUBBUB_SDPIF_FB_BASE;
 110        uint32_t DCHUBBUB_SDPIF_FB_OFFSET;
 111        uint32_t DCHUBBUB_SDPIF_AGP_BASE;
 112        uint32_t DCHUBBUB_SDPIF_AGP_BOT;
 113        uint32_t DCHUBBUB_SDPIF_AGP_TOP;
 114        uint32_t DCHUBBUB_CRC_CTRL;
 115        uint32_t DCHUBBUB_SOFT_RESET;
 116        uint32_t DCN_VM_FB_LOCATION_BASE;
 117        uint32_t DCN_VM_FB_LOCATION_TOP;
 118        uint32_t DCN_VM_FB_OFFSET;
 119        uint32_t DCN_VM_AGP_BOT;
 120        uint32_t DCN_VM_AGP_TOP;
 121        uint32_t DCN_VM_AGP_BASE;
 122};
 123
 124/* set field name */
 125#define HUBBUB_SF(reg_name, field_name, post_fix)\
 126        .field_name = reg_name ## __ ## field_name ## post_fix
 127
 128#define HUBBUB_MASK_SH_LIST_DCN_COMMON(mask_sh)\
 129                HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, mask_sh), \
 130                HUBBUB_SF(DCHUBBUB_SOFT_RESET, DCHUBBUB_GLOBAL_SOFT_RESET, mask_sh), \
 131                HUBBUB_SF(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL, DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, mask_sh), \
 132                HUBBUB_SF(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL, DCHUBBUB_ARB_WATERMARK_CHANGE_DONE_INTERRUPT_DISABLE, mask_sh), \
 133                HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_VALUE, mask_sh), \
 134                HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_ENABLE, mask_sh), \
 135                HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE, mask_sh), \
 136                HUBBUB_SF(DCHUBBUB_ARB_DRAM_STATE_CNTL, DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE, mask_sh), \
 137                HUBBUB_SF(DCHUBBUB_ARB_SAT_LEVEL, DCHUBBUB_ARB_SAT_LEVEL, mask_sh), \
 138                HUBBUB_SF(DCHUBBUB_ARB_DF_REQ_OUTSTAND, DCHUBBUB_ARB_MIN_REQ_OUTSTAND, mask_sh), \
 139                HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, mask_sh), \
 140                HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, mask_sh), \
 141                HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, mask_sh), \
 142                HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, mask_sh), \
 143                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, mask_sh), \
 144                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, mask_sh), \
 145                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, mask_sh), \
 146                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, mask_sh)
 147
 148#define HUBBUB_MASK_SH_LIST_STUTTER(mask_sh) \
 149                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A, mask_sh), \
 150                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, mask_sh), \
 151                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, mask_sh), \
 152                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, mask_sh), \
 153                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A, mask_sh), \
 154                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, mask_sh), \
 155                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, mask_sh), \
 156                HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, mask_sh)
 157
 158#define HUBBUB_MASK_SH_LIST_DCN10(mask_sh)\
 159                HUBBUB_MASK_SH_LIST_DCN_COMMON(mask_sh), \
 160                HUBBUB_MASK_SH_LIST_STUTTER(mask_sh), \
 161                HUBBUB_SF(DCHUBBUB_SDPIF_FB_TOP, SDPIF_FB_TOP, mask_sh), \
 162                HUBBUB_SF(DCHUBBUB_SDPIF_FB_BASE, SDPIF_FB_BASE, mask_sh), \
 163                HUBBUB_SF(DCHUBBUB_SDPIF_FB_OFFSET, SDPIF_FB_OFFSET, mask_sh), \
 164                HUBBUB_SF(DCHUBBUB_SDPIF_AGP_BASE, SDPIF_AGP_BASE, mask_sh), \
 165                HUBBUB_SF(DCHUBBUB_SDPIF_AGP_BOT, SDPIF_AGP_BOT, mask_sh), \
 166                HUBBUB_SF(DCHUBBUB_SDPIF_AGP_TOP, SDPIF_AGP_TOP, mask_sh)
 167
 168#define DCN_HUBBUB_REG_FIELD_LIST(type) \
 169                type DCHUBBUB_GLOBAL_TIMER_ENABLE; \
 170                type DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST;\
 171                type DCHUBBUB_ARB_WATERMARK_CHANGE_DONE_INTERRUPT_DISABLE;\
 172                type DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_VALUE;\
 173                type DCHUBBUB_ARB_ALLOW_SELF_REFRESH_FORCE_ENABLE;\
 174                type DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE;\
 175                type DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE;\
 176                type DCHUBBUB_ARB_SAT_LEVEL;\
 177                type DCHUBBUB_ARB_MIN_REQ_OUTSTAND;\
 178                type DCHUBBUB_GLOBAL_TIMER_REFDIV;\
 179                type DCHUBBUB_GLOBAL_SOFT_RESET; \
 180                type SDPIF_FB_TOP;\
 181                type SDPIF_FB_BASE;\
 182                type SDPIF_FB_OFFSET;\
 183                type SDPIF_AGP_BASE;\
 184                type SDPIF_AGP_BOT;\
 185                type SDPIF_AGP_TOP;\
 186                type FB_BASE;\
 187                type FB_TOP;\
 188                type FB_OFFSET;\
 189                type AGP_BOT;\
 190                type AGP_TOP;\
 191                type AGP_BASE;\
 192                type DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A;\
 193                type DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B;\
 194                type DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C;\
 195                type DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D;\
 196                type DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A;\
 197                type DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B;\
 198                type DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C;\
 199                type DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D
 200
 201#define HUBBUB_STUTTER_REG_FIELD_LIST(type) \
 202                type DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A;\
 203                type DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B;\
 204                type DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C;\
 205                type DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D;\
 206                type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A;\
 207                type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B;\
 208                type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C;\
 209                type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D
 210
 211
 212struct dcn_hubbub_shift {
 213        DCN_HUBBUB_REG_FIELD_LIST(uint8_t);
 214        HUBBUB_STUTTER_REG_FIELD_LIST(uint8_t);
 215};
 216
 217struct dcn_hubbub_mask {
 218        DCN_HUBBUB_REG_FIELD_LIST(uint32_t);
 219        HUBBUB_STUTTER_REG_FIELD_LIST(uint32_t);
 220};
 221
 222struct dc;
 223
 224struct dcn10_hubbub {
 225        struct hubbub base;
 226        const struct dcn_hubbub_registers *regs;
 227        const struct dcn_hubbub_shift *shifts;
 228        const struct dcn_hubbub_mask *masks;
 229        unsigned int debug_test_index_pstate;
 230        struct dcn_watermark_set watermarks;
 231};
 232
 233void hubbub1_update_dchub(
 234        struct hubbub *hubbub,
 235        struct dchub_init_data *dh_data);
 236
 237bool hubbub1_verify_allow_pstate_change_high(
 238        struct hubbub *hubbub);
 239
 240void hubbub1_wm_change_req_wa(struct hubbub *hubbub);
 241
 242void hubbub1_program_watermarks(
 243                struct hubbub *hubbub,
 244                struct dcn_watermark_set *watermarks,
 245                unsigned int refclk_mhz,
 246                bool safe_to_lower);
 247
 248void hubbub1_allow_self_refresh_control(struct hubbub *hubbub, bool allow);
 249
 250bool hububu1_is_allow_self_refresh_enabled(struct hubbub *hubub);
 251
 252void hubbub1_toggle_watermark_change_req(
 253                struct hubbub *hubbub);
 254
 255void hubbub1_wm_read_state(struct hubbub *hubbub,
 256                struct dcn_hubbub_wm *wm);
 257
 258void hubbub1_soft_reset(struct hubbub *hubbub, bool reset);
 259void hubbub1_construct(struct hubbub *hubbub,
 260        struct dc_context *ctx,
 261        const struct dcn_hubbub_registers *hubbub_regs,
 262        const struct dcn_hubbub_shift *hubbub_shift,
 263        const struct dcn_hubbub_mask *hubbub_mask);
 264
 265void hubbub1_program_urgent_watermarks(
 266                struct hubbub *hubbub,
 267                struct dcn_watermark_set *watermarks,
 268                unsigned int refclk_mhz,
 269                bool safe_to_lower);
 270void hubbub1_program_stutter_watermarks(
 271                struct hubbub *hubbub,
 272                struct dcn_watermark_set *watermarks,
 273                unsigned int refclk_mhz,
 274                bool safe_to_lower);
 275void hubbub1_program_pstate_watermarks(
 276                struct hubbub *hubbub,
 277                struct dcn_watermark_set *watermarks,
 278                unsigned int refclk_mhz,
 279                bool safe_to_lower);
 280
 281#endif
 282