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Commit 0dca7047 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
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drm/amd/powerplay: correct LoadLineResistance value in pptable. 



this value is used by avfs to adjust inversion voltage.

Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b7a1f0e3

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c

+2 −2
Original line number Diff line number Diff line
@@ -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;

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c

+2 −2
Original line number Diff line number Diff line
@@ -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;