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From fd4be4b072d029c3af9f7aad58031d219aa0bdfe Mon Sep 17 00:00:00 2001
From: Rex Zhu <rex.zhu@amd.com>
Date: Thu, 19 Jul 2018 16:21:42 +0800
Subject: [PATCH 4668/5725] drm/amd/pp: Read vbios vddc limit before use them
Use the vddc limit before read them from vbios
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
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 843dba9..79f96a1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -295,7 +295,15 @@ 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;
@@ -2078,9 +2086,6 @@ 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)
--
2.7.4
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