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Commit 696b2d73 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
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drm/amd/powerplay: add mvdd dpm support. 



SMC requires master switch bit to be set.

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 d826c982

drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c

+2 −3
Original line number Diff line number Diff line
@@ -1913,9 +1913,8 @@ static int polaris10_populate_vr_config(struct pp_hwmgr *hwmgr, 
	if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) {

		config = VR_SVI2_PLANE_2;

		table->VRConfig |= (config << VRCONF_MVDD_SHIFT);

	} else if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) {

		config = VR_SMIO_PATTERN_2;

		table->VRConfig |= (config << VRCONF_MVDD_SHIFT);

		cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, data->soft_regs_start +

			offsetof(SMU74_SoftRegisters, AllowMvddSwitch), 0x1);

	} else {

		config = VR_STATIC_VOLTAGE;

		table->VRConfig |= (config << VRCONF_MVDD_SHIFT);