drm/amd/powerplay: correct LoadLineResistance value in pptable.

this value is used by avfs to adjust inversion voltage.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 4 insertions, 4 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c
index 692f752fbb27..3f72268e99bb 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c
@@ -48,8 +48,8 @@ void vega10_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr)
         table->Tliquid1Limit = cpu_to_le16(tdp_table->usTemperatureLimitLiquid1);
         table->Tliquid2Limit = cpu_to_le16(tdp_table->usTemperatureLimitLiquid2);
         table->TplxLimit = cpu_to_le16(tdp_table->usTemperatureLimitPlx);
-        table->LoadLineResistance = cpu_to_le16(
-                        hwmgr->platform_descriptor.LoadLineSlope);
+        table->LoadLineResistance =
+                        hwmgr->platform_descriptor.LoadLineSlope * 256;
         table->FitLimit = 0; /* Not used for Vega10 */
 
         table->Liquid1_I2C_address = tdp_table->ucLiquid1_I2C_address;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
index 8b55ae01132d..00e95511e19a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
@@ -407,7 +407,7 @@ static int get_tdp_table(
                 tdp_table->ucPlx_I2C_address = power_tune_table->ucPlx_I2C_address;
                 tdp_table->ucPlx_I2C_Line = power_tune_table->ucPlx_I2C_LineSCL;
                 tdp_table->ucPlx_I2C_LineSDA = power_tune_table->ucPlx_I2C_LineSDA;
-                hwmgr->platform_descriptor.LoadLineSlope = power_tune_table->usLoadLineResistance;
+                hwmgr->platform_descriptor.LoadLineSlope = le16_to_cpu(power_tune_table->usLoadLineResistance);
         } else {
                 power_tune_table_v2 = (ATOM_Vega10_PowerTune_Table_V2 *)table;
                 tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table_v2->usSocketPowerLimit);
@@ -453,7 +453,7 @@ static int get_tdp_table(
                 tdp_table->ucPlx_I2C_LineSDA = sda;
 
                 hwmgr->platform_descriptor.LoadLineSlope =
-                                        power_tune_table_v2->usLoadLineResistance;
+                                        le16_to_cpu(power_tune_table_v2->usLoadLineResistance);
         }
 
         *info_tdp_table = tdp_table;