cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dcn21_hubbub.h (8592B)


      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#ifndef DAL_DC_DCN21_DCN21_HUBBUB_H_
     26#define DAL_DC_DCN21_DCN21_HUBBUB_H_
     27
     28#include "dcn20/dcn20_hubbub.h"
     29
     30#define HUBBUB_HVM_REG_LIST() \
     31	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_A),\
     32	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_B),\
     33	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_C),\
     34	SR(DCHUBBUB_ARB_FRAC_URG_BW_NOM_D),\
     35	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A),\
     36	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B),\
     37	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C),\
     38	SR(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D),\
     39	SR(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A),\
     40	SR(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B),\
     41	SR(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C),\
     42	SR(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D),\
     43	SR(DCHUBBUB_ARB_HOSTVM_CNTL), \
     44	SR(DCHVM_CTRL0), \
     45	SR(DCHVM_MEM_CTRL), \
     46	SR(DCHVM_CLK_CTRL), \
     47	SR(DCHVM_RIOMMU_CTRL0), \
     48	SR(DCHVM_RIOMMU_STAT0)
     49
     50#define HUBBUB_REG_LIST_DCN21()\
     51	HUBBUB_REG_LIST_DCN20_COMMON(), \
     52	HUBBUB_SR_WATERMARK_REG_LIST(), \
     53	HUBBUB_HVM_REG_LIST()
     54
     55#define HUBBUB_MASK_SH_LIST_HVM(mask_sh) \
     56	HUBBUB_SF(DCHUBBUB_ARB_DF_REQ_OUTSTAND, DCHUBBUB_ARB_MIN_REQ_OUTSTAND_COMMIT_THRESHOLD, mask_sh), \
     57	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_A, mask_sh), \
     58	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_B, mask_sh), \
     59	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_C, mask_sh), \
     60	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D, DCHUBBUB_ARB_FRAC_URG_BW_FLIP_D, mask_sh), \
     61	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_A, DCHUBBUB_ARB_FRAC_URG_BW_NOM_A, mask_sh), \
     62	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_B, DCHUBBUB_ARB_FRAC_URG_BW_NOM_B, mask_sh), \
     63	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_C, DCHUBBUB_ARB_FRAC_URG_BW_NOM_C, mask_sh), \
     64	HUBBUB_SF(DCHUBBUB_ARB_FRAC_URG_BW_NOM_D, DCHUBBUB_ARB_FRAC_URG_BW_NOM_D, mask_sh), \
     65	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_A, mask_sh), \
     66	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_B, mask_sh), \
     67	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_C, mask_sh), \
     68	HUBBUB_SF(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_D, mask_sh), \
     69	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_A, mask_sh), \
     70	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_B, mask_sh), \
     71	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_C, mask_sh), \
     72	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_ENTER_WATERMARK_D, mask_sh), \
     73	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_A, mask_sh), \
     74	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_B, mask_sh), \
     75	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_C, mask_sh), \
     76	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_ALLOW_SR_EXIT_WATERMARK_D, mask_sh), \
     77	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, mask_sh), \
     78	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, mask_sh), \
     79	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, mask_sh), \
     80	HUBBUB_SF(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, DCHUBBUB_ARB_VM_ROW_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, mask_sh), \
     81	HUBBUB_SF(DCHUBBUB_ARB_HOSTVM_CNTL, DCHUBBUB_ARB_MAX_QOS_COMMIT_THRESHOLD, mask_sh), \
     82	HUBBUB_SF(DCHVM_CTRL0, HOSTVM_INIT_REQ, mask_sh), \
     83	HUBBUB_SF(DCHVM_MEM_CTRL, HVM_GPUVMRET_PWR_REQ_DIS, mask_sh), \
     84	HUBBUB_SF(DCHVM_MEM_CTRL, HVM_GPUVMRET_FORCE_REQ, mask_sh), \
     85	HUBBUB_SF(DCHVM_MEM_CTRL, HVM_GPUVMRET_POWER_STATUS, mask_sh), \
     86	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DISPCLK_R_GATE_DIS, mask_sh), \
     87	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DISPCLK_G_GATE_DIS, mask_sh), \
     88	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DCFCLK_R_GATE_DIS, mask_sh), \
     89	HUBBUB_SF(DCHVM_CLK_CTRL, HVM_DCFCLK_G_GATE_DIS, mask_sh), \
     90	HUBBUB_SF(DCHVM_CLK_CTRL, TR_REQ_REQCLKREQ_MODE, mask_sh), \
     91	HUBBUB_SF(DCHVM_CLK_CTRL, TW_RSP_COMPCLKREQ_MODE, mask_sh), \
     92	HUBBUB_SF(DCHVM_RIOMMU_CTRL0, HOSTVM_PREFETCH_REQ, mask_sh), \
     93	HUBBUB_SF(DCHVM_RIOMMU_CTRL0, HOSTVM_POWERSTATUS, mask_sh), \
     94	HUBBUB_SF(DCHVM_RIOMMU_STAT0, RIOMMU_ACTIVE, mask_sh), \
     95	HUBBUB_SF(DCHVM_RIOMMU_STAT0, HOSTVM_PREFETCH_DONE, mask_sh), \
     96	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A, mask_sh), \
     97	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, mask_sh), \
     98	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, mask_sh), \
     99	HUBBUB_SF(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, mask_sh)
    100
    101#define HUBBUB_MASK_SH_LIST_DCN21(mask_sh)\
    102	HUBBUB_MASK_SH_LIST_HVM(mask_sh), \
    103	HUBBUB_MASK_SH_LIST_DCN_COMMON(mask_sh), \
    104	HUBBUB_MASK_SH_LIST_STUTTER(mask_sh), \
    105	HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \
    106	HUBBUB_SF(DCN_VM_FB_LOCATION_BASE, FB_BASE, mask_sh), \
    107	HUBBUB_SF(DCN_VM_FB_LOCATION_TOP, FB_TOP, mask_sh), \
    108	HUBBUB_SF(DCN_VM_FB_OFFSET, FB_OFFSET, mask_sh), \
    109	HUBBUB_SF(DCN_VM_AGP_BOT, AGP_BOT, mask_sh), \
    110	HUBBUB_SF(DCN_VM_AGP_TOP, AGP_TOP, mask_sh), \
    111	HUBBUB_SF(DCN_VM_AGP_BASE, AGP_BASE, mask_sh), \
    112	HUBBUB_SF(DCN_VM_FAULT_ADDR_MSB, DCN_VM_FAULT_ADDR_MSB, mask_sh), \
    113	HUBBUB_SF(DCN_VM_FAULT_ADDR_LSB, DCN_VM_FAULT_ADDR_LSB, mask_sh), \
    114	HUBBUB_SF(DCN_VM_FAULT_CNTL, DCN_VM_ERROR_STATUS_CLEAR, mask_sh), \
    115	HUBBUB_SF(DCN_VM_FAULT_CNTL, DCN_VM_ERROR_STATUS_MODE, mask_sh), \
    116	HUBBUB_SF(DCN_VM_FAULT_CNTL, DCN_VM_ERROR_INTERRUPT_ENABLE, mask_sh), \
    117	HUBBUB_SF(DCN_VM_FAULT_CNTL, DCN_VM_RANGE_FAULT_DISABLE, mask_sh), \
    118	HUBBUB_SF(DCN_VM_FAULT_CNTL, DCN_VM_PRQ_FAULT_DISABLE, mask_sh), \
    119	HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_STATUS, mask_sh), \
    120	HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_VMID, mask_sh), \
    121	HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_TABLE_LEVEL, mask_sh), \
    122	HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_PIPE, mask_sh), \
    123	HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_INTERRUPT_STATUS, mask_sh)
    124
    125void dcn21_dchvm_init(struct hubbub *hubbub);
    126int hubbub21_init_dchub(struct hubbub *hubbub,
    127		struct dcn_hubbub_phys_addr_config *pa_config);
    128bool hubbub21_program_watermarks(
    129		struct hubbub *hubbub,
    130		struct dcn_watermark_set *watermarks,
    131		unsigned int refclk_mhz,
    132		bool safe_to_lower);
    133bool hubbub21_program_urgent_watermarks(
    134		struct hubbub *hubbub,
    135		struct dcn_watermark_set *watermarks,
    136		unsigned int refclk_mhz,
    137		bool safe_to_lower);
    138bool hubbub21_program_stutter_watermarks(
    139		struct hubbub *hubbub,
    140		struct dcn_watermark_set *watermarks,
    141		unsigned int refclk_mhz,
    142		bool safe_to_lower);
    143bool hubbub21_program_pstate_watermarks(
    144		struct hubbub *hubbub,
    145		struct dcn_watermark_set *watermarks,
    146		unsigned int refclk_mhz,
    147		bool safe_to_lower);
    148
    149void hubbub21_wm_read_state(struct hubbub *hubbub,
    150		struct dcn_hubbub_wm *wm);
    151
    152void hubbub21_construct(struct dcn20_hubbub *hubbub,
    153	struct dc_context *ctx,
    154	const struct dcn_hubbub_registers *hubbub_regs,
    155	const struct dcn_hubbub_shift *hubbub_shift,
    156	const struct dcn_hubbub_mask *hubbub_mask);
    157
    158#endif /* DAL_DC_DCN21_DCN21_HUBBUB_H_ */