From d617d4d73043bc4cbc316a7a1b4370fa5bc26a31 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Mon, 21 May 2018 10:19:06 +0800 Subject: [PATCH] drm/amd/powerplay: new interfaces for overdrive vega20 sclk and mclk Add support for the new SMU firmware interface for clock adjustment. Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- .../drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 169 ++++++++++++++++++ 1 file changed, 169 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c index 51bc05dea8e1..1e9426fb1bf9 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c @@ -1101,6 +1101,166 @@ static int vega20_od8_initialize_default_settings( return 0; } +static int vega20_od8_set_settings( + struct pp_hwmgr *hwmgr, + uint32_t index, + uint32_t value) +{ + OverDriveTable_t od_table; + int ret = 0; + + ret = vega20_copy_table_from_smc(hwmgr, (uint8_t *)(&od_table), TABLE_OVERDRIVE); + PP_ASSERT_WITH_CODE(!ret, + "Failed to export over drive table!", + return ret); + + switch(index) { + case OD8_SETTING_GFXCLK_FMIN: + od_table.GfxclkFmin = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_FMAX: + od_table.GfxclkFmax = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_FREQ1: + od_table.GfxclkFreq1 = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_VOLTAGE1: + od_table.GfxclkOffsetVolt1 = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_FREQ2: + od_table.GfxclkFreq2 = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_VOLTAGE2: + od_table.GfxclkOffsetVolt2 = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_FREQ3: + od_table.GfxclkFreq3 = (uint16_t)value; + break; + case OD8_SETTING_GFXCLK_VOLTAGE3: + od_table.GfxclkOffsetVolt3 = (uint16_t)value; + break; + case OD8_SETTING_UCLK_FMAX: + od_table.UclkFmax = (uint16_t)value; + break; + case OD8_SETTING_POWER_PERCENTAGE: + od_table.OverDrivePct = (int16_t)value; + break; + case OD8_SETTING_FAN_ACOUSTIC_LIMIT: + od_table.FanMaximumRpm = (uint16_t)value; + break; + case OD8_SETTING_FAN_MIN_SPEED: + od_table.FanMinimumPwm = (uint16_t)value; + break; + case OD8_SETTING_FAN_TARGET_TEMP: + od_table.FanTargetTemperature = (uint16_t)value; + break; + case OD8_SETTING_OPERATING_TEMP_MAX: + od_table.MaxOpTemp = (uint16_t)value; + break; + } + + ret = vega20_copy_table_to_smc(hwmgr, (uint8_t *)(&od_table), TABLE_OVERDRIVE); + PP_ASSERT_WITH_CODE(!ret, + "Failed to import over drive table!", + return ret); + + return 0; +} + +static int vega20_get_sclk_od( + struct pp_hwmgr *hwmgr) +{ + struct vega20_hwmgr *data = hwmgr->backend; + struct vega20_single_dpm_table *sclk_table = + &(data->dpm_table.gfx_table); + struct vega20_single_dpm_table *golden_sclk_table = + &(data->golden_dpm_table.gfx_table); + int value; + + /* od percentage */ + value = DIV_ROUND_UP((sclk_table->dpm_levels[sclk_table->count - 1].value - + golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) * 100, + golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value); + + return value; +} + +static int vega20_set_sclk_od( + struct pp_hwmgr *hwmgr, uint32_t value) +{ + struct vega20_hwmgr *data = hwmgr->backend; + struct vega20_single_dpm_table *sclk_table = + &(data->dpm_table.gfx_table); + struct vega20_single_dpm_table *golden_sclk_table = + &(data->golden_dpm_table.gfx_table); + uint32_t od_sclk; + int ret = 0; + + od_sclk = golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value * value; + do_div(od_sclk, 100); + od_sclk += golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value; + + ret = vega20_od8_set_settings(hwmgr, OD8_SETTING_GFXCLK_FMAX, od_sclk); + PP_ASSERT_WITH_CODE(!ret, + "[SetSclkOD] failed to set od gfxclk!", + return ret); + + /* refresh gfxclk table */ + ret = vega20_setup_single_dpm_table(hwmgr, sclk_table, PPCLK_GFXCLK); + PP_ASSERT_WITH_CODE(!ret, + "[SetSclkOD] failed to refresh gfxclk table!", + return ret); + + return 0; +} + +static int vega20_get_mclk_od( + struct pp_hwmgr *hwmgr) +{ + struct vega20_hwmgr *data = hwmgr->backend; + struct vega20_single_dpm_table *mclk_table = + &(data->dpm_table.mem_table); + struct vega20_single_dpm_table *golden_mclk_table = + &(data->golden_dpm_table.mem_table); + int value; + + /* od percentage */ + value = DIV_ROUND_UP((mclk_table->dpm_levels[mclk_table->count - 1].value - + golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value) * 100, + golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value); + + return value; +} + +static int vega20_set_mclk_od( + struct pp_hwmgr *hwmgr, uint32_t value) +{ + struct vega20_hwmgr *data = hwmgr->backend; + struct vega20_single_dpm_table *mclk_table = + &(data->dpm_table.mem_table); + struct vega20_single_dpm_table *golden_mclk_table = + &(data->golden_dpm_table.mem_table); + uint32_t od_mclk; + int ret = 0; + + od_mclk = golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value * value; + do_div(od_mclk, 100); + od_mclk += golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value; + + ret = vega20_od8_set_settings(hwmgr, OD8_SETTING_UCLK_FMAX, od_mclk); + PP_ASSERT_WITH_CODE(!ret, + "[SetMclkOD] failed to set od memclk!", + return ret); + + /* refresh memclk table */ + ret = vega20_setup_single_dpm_table(hwmgr, mclk_table, PPCLK_UCLK); + PP_ASSERT_WITH_CODE(!ret, + "[SetMclkOD] failed to refresh memclk table!", + return ret); + + return 0; +} + static int vega20_populate_umdpstate_clocks( struct pp_hwmgr *hwmgr) { @@ -2604,8 +2764,17 @@ static const struct pp_hwmgr_func vega20_hwmgr_funcs = { vega20_get_power_profile_mode, .set_power_profile_mode = vega20_set_power_profile_mode, + /* od related */ .set_power_limit = vega20_set_power_limit, + .get_sclk_od = + vega20_get_sclk_od, + .set_sclk_od = + vega20_set_sclk_od, + .get_mclk_od = + vega20_get_mclk_od, + .set_mclk_od = + vega20_set_mclk_od, /* for sysfs to retrive/set gfxclk/memclk */ .force_clock_level = vega20_force_clock_level, -- 2.30.2