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Commit a8179d62 authored by Kenneth Feng's avatar Kenneth Feng Committed by Alex Deucher
Browse files

drm/amd/powerplay: add new interface for vcn powergating 



add new interface for vcn powrergating and vcn dpm as well.

Signed-off-by: default avatarKenneth Feng <kenneth.feng@amd.com>
Signed-off-by: default avatarJack Xiao <Jack.Xiao@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c4b76d23

drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h

+4 −0
Original line number Diff line number Diff line
@@ -224,6 +224,10 @@ enum smu_message_type 
	SMU_MSG_PrepareMp1ForShutdown,

	SMU_MSG_SetMGpuFanBoostLimitRpm,

	SMU_MSG_GetAVFSVoltageByDpm,

	SMU_MSG_PowerUpVcn,

	SMU_MSG_PowerDownVcn,

	SMU_MSG_PowerUpJpeg,

	SMU_MSG_PowerDownJpeg,

	SMU_MSG_MAX_COUNT,

};

drivers/gpu/drm/amd/powerplay/navi10_ppt.c

+28 −0
Original line number Diff line number Diff line
@@ -97,6 +97,10 @@ static int navi10_message_map[SMU_MSG_MAX_COUNT] = { 
	MSG_MAP(ExitBaco,			PPSMC_MSG_ExitBaco),

	MSG_MAP(PrepareMp1ForReset,		PPSMC_MSG_PrepareMp1ForReset),

	MSG_MAP(PrepareMp1ForShutdown,		PPSMC_MSG_PrepareMp1ForShutdown),

	MSG_MAP(PowerUpVcn,		PPSMC_MSG_PowerUpVcn),

	MSG_MAP(PowerDownVcn,		PPSMC_MSG_PowerDownVcn),

	MSG_MAP(PowerUpJpeg,		PPSMC_MSG_PowerUpJpeg),

	MSG_MAP(PowerDownJpeg,		PPSMC_MSG_PowerDownJpeg),

};



static int navi10_clk_map[SMU_CLK_COUNT] = {
@@ -470,6 +474,29 @@ static int navi10_set_default_dpm_table(struct smu_context *smu) 
	return 0;

}



static int navi10_dpm_set_uvd_enable(struct smu_context *smu, bool enable)

{

	int ret = 0;

	struct smu_power_context *smu_power = &smu->smu_power;

	struct smu_power_gate *power_gate = &smu_power->power_gate;



	if (enable && power_gate->uvd_gated) {

		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_PowerUpVcn, 1);

		if (ret)

			return ret;

		power_gate->uvd_gated = false;

	} else {

		if (!enable && !power_gate->uvd_gated) {

			ret = smu_send_smc_msg(smu, SMU_MSG_PowerDownVcn);

			if (ret)

				return ret;

			power_gate->uvd_gated = true;

		}

	}



	return 0;

}



static const struct pptable_funcs navi10_ppt_funcs = {

	.tables_init = navi10_tables_init,

	.alloc_dpm_context = navi10_allocate_dpm_context,
@@ -483,6 +510,7 @@ static const struct pptable_funcs navi10_ppt_funcs = { 
	.get_smu_power_index = navi10_get_pwr_src_index,

	.get_allowed_feature_mask = navi10_get_allowed_feature_mask,

	.set_default_dpm_table = navi10_set_default_dpm_table,

	.dpm_set_uvd_enable = navi10_dpm_set_uvd_enable,

};



void navi10_set_ppt_funcs(struct smu_context *smu)