From ecfee95a8ae7f35d43b8f63d61220e70ec8d2ea8 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 13 Jun 2018 18:26:38 +0800 Subject: drm/amd/pp: Add S3 support for OD feature make custom values survive when S3 sleep transitions. so not reset the od table if it is not null. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 126 ++++++++++++----------- 1 file changed, 64 insertions(+), 62 deletions(-) (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c') diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index f8e866ceda02..fdb20db9c147 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -885,6 +885,60 @@ static void smu7_setup_voltage_range_from_vbios(struct pp_hwmgr *hwmgr) data->odn_dpm_table.max_vddc = max_vddc; } +static void smu7_check_dpm_table_updated(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct smu7_odn_dpm_table *odn_table = &(data->odn_dpm_table); + struct phm_ppt_v1_information *table_info = + (struct phm_ppt_v1_information *)(hwmgr->pptable); + uint32_t i; + + struct phm_ppt_v1_clock_voltage_dependency_table *dep_table; + struct phm_ppt_v1_clock_voltage_dependency_table *odn_dep_table; + + if (table_info == NULL) + return; + + for (i = 0; i < data->dpm_table.sclk_table.count; i++) { + if (odn_table->odn_core_clock_dpm_levels.entries[i].clock != + data->dpm_table.sclk_table.dpm_levels[i].value) { + data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; + break; + } + } + + for (i = 0; i < data->dpm_table.mclk_table.count; i++) { + if (odn_table->odn_memory_clock_dpm_levels.entries[i].clock != + data->dpm_table.mclk_table.dpm_levels[i].value) { + data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; + break; + } + } + + dep_table = table_info->vdd_dep_on_mclk; + odn_dep_table = (struct phm_ppt_v1_clock_voltage_dependency_table *)&(odn_table->vdd_dependency_on_mclk); + + for (i = 0; i < dep_table->count; i++) { + if (dep_table->entries[i].vddc != odn_dep_table->entries[i].vddc) { + data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_VDDC | DPMTABLE_OD_UPDATE_MCLK; + return; + } + } + + dep_table = table_info->vdd_dep_on_sclk; + odn_dep_table = (struct phm_ppt_v1_clock_voltage_dependency_table *)&(odn_table->vdd_dependency_on_sclk); + for (i = 0; i < dep_table->count; i++) { + if (dep_table->entries[i].vddc != odn_dep_table->entries[i].vddc) { + data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_VDDC | DPMTABLE_OD_UPDATE_SCLK; + return; + } + } + if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_VDDC) { + data->need_update_smu7_dpm_table &= ~DPMTABLE_OD_UPDATE_VDDC; + data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_OD_UPDATE_MCLK; + } +} + static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); @@ -904,10 +958,13 @@ static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) /* initialize ODN table */ if (hwmgr->od_enabled) { - smu7_setup_voltage_range_from_vbios(hwmgr); - smu7_odn_initial_default_setting(hwmgr); + if (data->odn_dpm_table.max_vddc) { + smu7_check_dpm_table_updated(hwmgr); + } else { + smu7_setup_voltage_range_from_vbios(hwmgr); + smu7_odn_initial_default_setting(hwmgr); + } } - return 0; } @@ -3717,8 +3774,9 @@ static int smu7_trim_single_dpm_states(struct pp_hwmgr *hwmgr, uint32_t i; for (i = 0; i < dpm_table->count; i++) { - if ((dpm_table->dpm_levels[i].value < low_limit) - || (dpm_table->dpm_levels[i].value > high_limit)) + /*skip the trim if od is enabled*/ + if (!hwmgr->od_enabled && (dpm_table->dpm_levels[i].value < low_limit + || dpm_table->dpm_levels[i].value > high_limit)) dpm_table->dpm_levels[i].enabled = false; else dpm_table->dpm_levels[i].enabled = true; @@ -3762,10 +3820,8 @@ static int smu7_generate_dpm_level_enable_mask( const struct smu7_power_state *smu7_ps = cast_const_phw_smu7_power_state(states->pnew_state); - /*skip the trim if od is enabled*/ - if (!hwmgr->od_enabled) - result = smu7_trim_dpm_states(hwmgr, smu7_ps); + result = smu7_trim_dpm_states(hwmgr, smu7_ps); if (result) return result; @@ -4739,60 +4795,6 @@ static bool smu7_check_clk_voltage_valid(struct pp_hwmgr *hwmgr, return true; } -static void smu7_check_dpm_table_updated(struct pp_hwmgr *hwmgr) -{ - struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); - struct smu7_odn_dpm_table *odn_table = &(data->odn_dpm_table); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint32_t i; - - struct phm_ppt_v1_clock_voltage_dependency_table *dep_table; - struct phm_ppt_v1_clock_voltage_dependency_table *odn_dep_table; - - if (table_info == NULL) - return; - - for (i=0; idpm_table.sclk_table.count; i++) { - if (odn_table->odn_core_clock_dpm_levels.entries[i].clock != - data->dpm_table.sclk_table.dpm_levels[i].value) { - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; - break; - } - } - - for (i=0; idpm_table.mclk_table.count; i++) { - if (odn_table->odn_memory_clock_dpm_levels.entries[i].clock != - data->dpm_table.mclk_table.dpm_levels[i].value) { - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; - break; - } - } - - dep_table = table_info->vdd_dep_on_mclk; - odn_dep_table = (struct phm_ppt_v1_clock_voltage_dependency_table *)&(odn_table->vdd_dependency_on_mclk); - - for (i=0; i < dep_table->count; i++) { - if (dep_table->entries[i].vddc != odn_dep_table->entries[i].vddc) { - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_VDDC | DPMTABLE_OD_UPDATE_MCLK; - return; - } - } - - dep_table = table_info->vdd_dep_on_sclk; - odn_dep_table = (struct phm_ppt_v1_clock_voltage_dependency_table *)&(odn_table->vdd_dependency_on_sclk); - for (i=0; i < dep_table->count; i++) { - if (dep_table->entries[i].vddc != odn_dep_table->entries[i].vddc) { - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_VDDC | DPMTABLE_OD_UPDATE_SCLK; - return; - } - } - if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_VDDC) { - data->need_update_smu7_dpm_table &= ~DPMTABLE_OD_UPDATE_VDDC; - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_OD_UPDATE_MCLK; - } -} - static int smu7_odn_edit_dpm_table(struct pp_hwmgr *hwmgr, enum PP_OD_DPM_TABLE_COMMAND type, long *input, uint32_t size) -- cgit v1.2.3-55-g7522