From 88de542e421ac86b8148b232f822de306004e5a0 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 19 Jul 2018 16:21:42 +0800 Subject: [PATCH] drm/amd/pp: Read vbios vddc limit before use them Use the vddc limit before read them from vbios Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 1a0dccb3fac1..755f23511fc3 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -289,7 +289,15 @@ static int vega10_odn_initial_default_setting(struct pp_hwmgr *hwmgr) struct phm_ppt_v1_voltage_lookup_table *vddc_lookup_table; struct phm_ppt_v1_clock_voltage_dependency_table *dep_table[3]; struct phm_ppt_v1_clock_voltage_dependency_table *od_table[3]; + struct pp_atomfwctrl_avfs_parameters avfs_params = {0}; uint32_t i; + int result; + + result = pp_atomfwctrl_get_avfs_information(hwmgr, &avfs_params); + if (!result) { + data->odn_dpm_table.max_vddc = avfs_params.ulMaxVddc; + data->odn_dpm_table.min_vddc = avfs_params.ulMinVddc; + } od_lookup_table = &odn_table->vddc_lookup_table; vddc_lookup_table = table_info->vddc_lookup_table; @@ -2072,9 +2080,6 @@ static int vega10_populate_avfs_parameters(struct pp_hwmgr *hwmgr) if (data->smu_features[GNLD_AVFS].supported) { result = pp_atomfwctrl_get_avfs_information(hwmgr, &avfs_params); if (!result) { - data->odn_dpm_table.max_vddc = avfs_params.ulMaxVddc; - data->odn_dpm_table.min_vddc = avfs_params.ulMinVddc; - pp_table->MinVoltageVid = (uint8_t) convert_to_vid((uint16_t)(avfs_params.ulMinVddc)); pp_table->MaxVoltageVid = (uint8_t) -- 2.30.2