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/*
* Copyright 2019 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "amdgpu.h"
#include "amdgpu_smu.h"
#include "soc15_common.h"
#include "smu_v12_0_ppsmc.h"
#include "smu12_driver_if.h"
#include "smu_v12_0.h"
#include "renoir_ppt.h"
#define MSG_MAP(msg, index) \
[SMU_MSG_##msg] = {1, (index)}
#define TAB_MAP_VALID(tab) \
[SMU_TABLE_##tab] = {1, TABLE_##tab}
#define TAB_MAP_INVALID(tab) \
[SMU_TABLE_##tab] = {0, TABLE_##tab}
static struct smu_12_0_cmn2aisc_mapping renoir_message_map[SMU_MSG_MAX_COUNT] = {
MSG_MAP(TestMessage, PPSMC_MSG_TestMessage),
MSG_MAP(GetSmuVersion, PPSMC_MSG_GetSmuVersion),
MSG_MAP(GetDriverIfVersion, PPSMC_MSG_GetDriverIfVersion),
MSG_MAP(PowerUpGfx, PPSMC_MSG_PowerUpGfx),
MSG_MAP(AllowGfxOff, PPSMC_MSG_EnableGfxOff),
MSG_MAP(DisallowGfxOff, PPSMC_MSG_DisableGfxOff),
MSG_MAP(PowerDownIspByTile, PPSMC_MSG_PowerDownIspByTile),
MSG_MAP(PowerUpIspByTile, PPSMC_MSG_PowerUpIspByTile),
MSG_MAP(PowerDownVcn, PPSMC_MSG_PowerDownVcn),
MSG_MAP(PowerUpVcn, PPSMC_MSG_PowerUpVcn),
MSG_MAP(PowerDownSdma, PPSMC_MSG_PowerDownSdma),
MSG_MAP(PowerUpSdma, PPSMC_MSG_PowerUpSdma),
MSG_MAP(SetHardMinIspclkByFreq, PPSMC_MSG_SetHardMinIspclkByFreq),
MSG_MAP(SetHardMinVcn, PPSMC_MSG_SetHardMinVcn),
MSG_MAP(Spare1, PPSMC_MSG_spare1),
MSG_MAP(Spare2, PPSMC_MSG_spare2),
MSG_MAP(SetAllowFclkSwitch, PPSMC_MSG_SetAllowFclkSwitch),
MSG_MAP(SetMinVideoGfxclkFreq, PPSMC_MSG_SetMinVideoGfxclkFreq),
MSG_MAP(ActiveProcessNotify, PPSMC_MSG_ActiveProcessNotify),
MSG_MAP(SetCustomPolicy, PPSMC_MSG_SetCustomPolicy),
MSG_MAP(SetVideoFps, PPSMC_MSG_SetVideoFps),
MSG_MAP(NumOfDisplays, PPSMC_MSG_SetDisplayCount),
MSG_MAP(QueryPowerLimit, PPSMC_MSG_QueryPowerLimit),
MSG_MAP(SetDriverDramAddrHigh, PPSMC_MSG_SetDriverDramAddrHigh),
MSG_MAP(SetDriverDramAddrLow, PPSMC_MSG_SetDriverDramAddrLow),
MSG_MAP(TransferTableSmu2Dram, PPSMC_MSG_TransferTableSmu2Dram),
MSG_MAP(TransferTableDram2Smu, PPSMC_MSG_TransferTableDram2Smu),
MSG_MAP(GfxDeviceDriverReset, PPSMC_MSG_GfxDeviceDriverReset),
MSG_MAP(SetGfxclkOverdriveByFreqVid, PPSMC_MSG_SetGfxclkOverdriveByFreqVid),
MSG_MAP(SetHardMinDcfclkByFreq, PPSMC_MSG_SetHardMinDcfclkByFreq),
MSG_MAP(SetHardMinSocclkByFreq, PPSMC_MSG_SetHardMinSocclkByFreq),
MSG_MAP(ControlIgpuATS, PPSMC_MSG_ControlIgpuATS),
MSG_MAP(SetMinVideoFclkFreq, PPSMC_MSG_SetMinVideoFclkFreq),
MSG_MAP(SetMinDeepSleepDcfclk, PPSMC_MSG_SetMinDeepSleepDcfclk),
MSG_MAP(ForcePowerDownGfx, PPSMC_MSG_ForcePowerDownGfx),
MSG_MAP(SetPhyclkVoltageByFreq, PPSMC_MSG_SetPhyclkVoltageByFreq),
MSG_MAP(SetDppclkVoltageByFreq, PPSMC_MSG_SetDppclkVoltageByFreq),
MSG_MAP(SetSoftMinVcn, PPSMC_MSG_SetSoftMinVcn),
MSG_MAP(EnablePostCode, PPSMC_MSG_EnablePostCode),
MSG_MAP(GetGfxclkFrequency, PPSMC_MSG_GetGfxclkFrequency),
MSG_MAP(GetFclkFrequency, PPSMC_MSG_GetFclkFrequency),
MSG_MAP(GetMinGfxclkFrequency, PPSMC_MSG_GetMinGfxclkFrequency),
MSG_MAP(GetMaxGfxclkFrequency, PPSMC_MSG_GetMaxGfxclkFrequency),
MSG_MAP(SoftReset, PPSMC_MSG_SoftReset),
MSG_MAP(SetGfxCGPG, PPSMC_MSG_SetGfxCGPG),
MSG_MAP(SetSoftMaxGfxClk, PPSMC_MSG_SetSoftMaxGfxClk),
MSG_MAP(SetHardMinGfxClk, PPSMC_MSG_SetHardMinGfxClk),
MSG_MAP(SetSoftMaxSocclkByFreq, PPSMC_MSG_SetSoftMaxSocclkByFreq),
MSG_MAP(SetSoftMaxFclkByFreq, PPSMC_MSG_SetSoftMaxFclkByFreq),
MSG_MAP(SetSoftMaxVcn, PPSMC_MSG_SetSoftMaxVcn),
MSG_MAP(PowerGateMmHub, PPSMC_MSG_PowerGateMmHub),
MSG_MAP(UpdatePmeRestore, PPSMC_MSG_UpdatePmeRestore),
MSG_MAP(GpuChangeState, PPSMC_MSG_GpuChangeState),
MSG_MAP(SetPowerLimitPercentage, PPSMC_MSG_SetPowerLimitPercentage),
MSG_MAP(ForceGfxContentSave, PPSMC_MSG_ForceGfxContentSave),
MSG_MAP(EnableTmdp48MHzRefclkPwrDown, PPSMC_MSG_EnableTmdp48MHzRefclkPwrDown),
MSG_MAP(PowerDownJpeg, PPSMC_MSG_PowerDownJpeg),
MSG_MAP(PowerUpJpeg, PPSMC_MSG_PowerUpJpeg),
MSG_MAP(PowerGateAtHub, PPSMC_MSG_PowerGateAtHub),
MSG_MAP(SetSoftMinJpeg, PPSMC_MSG_SetSoftMinJpeg),
MSG_MAP(SetHardMinFclkByFreq, PPSMC_MSG_SetHardMinFclkByFreq),
};
static struct smu_12_0_cmn2aisc_mapping renoir_table_map[SMU_TABLE_COUNT] = {
TAB_MAP_VALID(WATERMARKS),
TAB_MAP_INVALID(CUSTOM_DPM),
TAB_MAP_VALID(DPMCLOCKS),
TAB_MAP_VALID(SMU_METRICS),
};
static int renoir_get_smu_msg_index(struct smu_context *smc, uint32_t index)
{
struct smu_12_0_cmn2aisc_mapping mapping;
if (index >= SMU_MSG_MAX_COUNT)
return -EINVAL;
mapping = renoir_message_map[index];
if (!(mapping.valid_mapping))
return -EINVAL;
return mapping.map_to;
}
static int renoir_get_smu_table_index(struct smu_context *smc, uint32_t index)
{
struct smu_12_0_cmn2aisc_mapping mapping;
if (index >= SMU_TABLE_COUNT)
return -EINVAL;
mapping = renoir_table_map[index];
if (!(mapping.valid_mapping))
return -EINVAL;
return mapping.map_to;
}
static int renoir_tables_init(struct smu_context *smu, struct smu_table *tables)
{
struct smu_table_context *smu_table = &smu->smu_table;
SMU_TABLE_INIT(tables, SMU_TABLE_WATERMARKS, sizeof(Watermarks_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
SMU_TABLE_INIT(tables, SMU_TABLE_DPMCLOCKS, sizeof(DpmClocks_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
SMU_TABLE_INIT(tables, SMU_TABLE_SMU_METRICS, sizeof(SmuMetrics_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
smu_table->clocks_table = kzalloc(sizeof(DpmClocks_t), GFP_KERNEL);
if (!smu_table->clocks_table)
return -ENOMEM;
return 0;
}
/**
* This interface just for getting uclk ultimate freq and should't introduce
* other likewise function result in overmuch callback.
*/
static int renoir_get_dpm_uclk_limited(struct smu_context *smu, uint32_t *clock, bool max)
{
DpmClocks_t *table = smu->smu_table.clocks_table;
if (!clock || !table)
return -EINVAL;
if (max)
*clock = table->FClocks[NUM_FCLK_DPM_LEVELS-1].Freq;
else
*clock = table->FClocks[0].Freq;
return 0;
}
static int renoir_print_clk_levels(struct smu_context *smu,
enum smu_clk_type clk_type, char *buf)
{
int i, size = 0, ret = 0;
uint32_t cur_value = 0, value = 0, count = 0, min = 0, max = 0;
DpmClocks_t *clk_table = smu->smu_table.clocks_table;
SmuMetrics_t metrics = {0};
if (!clk_table || clk_type >= SMU_CLK_COUNT)
return -EINVAL;
ret = smu_update_table(smu, SMU_TABLE_SMU_METRICS, 0,
(void *)&metrics, false);
if (ret)
return ret;
switch (clk_type) {
case SMU_GFXCLK:
case SMU_SCLK:
/* retirve table returned paramters unit is MHz */
cur_value = metrics.ClockFrequency[CLOCK_GFXCLK];
ret = smu_get_dpm_freq_range(smu, SMU_GFXCLK, &min, &max);
if (!ret) {
/* driver only know min/max gfx_clk, Add level 1 for all other gfx clks */
if (cur_value == max)
i = 2;
else if (cur_value == min)
i = 0;
else
i = 1;
size += sprintf(buf + size, "0: %uMhz %s\n", min,
i == 0 ? "*" : "");
size += sprintf(buf + size, "1: %uMhz %s\n",
i == 1 ? cur_value : RENOIR_UMD_PSTATE_GFXCLK,
i == 1 ? "*" : "");
size += sprintf(buf + size, "2: %uMhz %s\n", max,
i == 2 ? "*" : "");
}
return size;
case SMU_SOCCLK:
count = NUM_SOCCLK_DPM_LEVELS;
cur_value = metrics.ClockFrequency[CLOCK_SOCCLK];
break;
case SMU_MCLK:
count = NUM_MEMCLK_DPM_LEVELS;
cur_value = metrics.ClockFrequency[CLOCK_UMCCLK];
break;
case SMU_DCEFCLK:
count = NUM_DCFCLK_DPM_LEVELS;
cur_value = metrics.ClockFrequency[CLOCK_DCFCLK];
break;
case SMU_FCLK:
count = NUM_FCLK_DPM_LEVELS;
cur_value = metrics.ClockFrequency[CLOCK_FCLK];
break;
default:
return -EINVAL;
}
for (i = 0; i < count; i++) {
GET_DPM_CUR_FREQ(clk_table, clk_type, i, value);
size += sprintf(buf + size, "%d: %uMhz %s\n", i, value,
cur_value == value ? "*" : "");
}
return size;
}
static const struct pptable_funcs renoir_ppt_funcs = {
.get_smu_msg_index = renoir_get_smu_msg_index,
.get_smu_table_index = renoir_get_smu_table_index,
.tables_init = renoir_tables_init,
.set_power_state = NULL,
.get_dpm_uclk_limited = renoir_get_dpm_uclk_limited,
.print_clk_levels = renoir_print_clk_levels,
};
void renoir_set_ppt_funcs(struct smu_context *smu)
{
struct smu_table_context *smu_table = &smu->smu_table;
smu->ppt_funcs = &renoir_ppt_funcs;
smu->smc_if_version = SMU12_DRIVER_IF_VERSION;
smu_table->table_count = TABLE_COUNT;
}
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