Commit 7af8bc50 authored by Hawking Zhang's avatar Hawking Zhang Committed by Alex Deucher
Browse files

drm/amd/powerplay: add DFCstate control pptable func for arct 



This is the callback function that is going to be invoked
when amdgpu_dpm_set_df_cstate is called to toggle DFCstate

Signed-off-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 41a468a5

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

+23 −0
Original line number Diff line number Diff line
@@ -127,6 +127,7 @@ static struct smu_11_0_cmn2aisc_mapping arcturus_message_map[SMU_MSG_MAX_COUNT] 
	MSG_MAP(WaflTest,			     PPSMC_MSG_WaflTest),

	MSG_MAP(SetXgmiMode,			     PPSMC_MSG_SetXgmiMode),

	MSG_MAP(SetMemoryChannelEnable,		     PPSMC_MSG_SetMemoryChannelEnable),

	MSG_MAP(DFCstateControl,		     PPSMC_MSG_DFCstateControl),

};



static struct smu_11_0_cmn2aisc_mapping arcturus_clk_map[SMU_CLK_COUNT] = {
@@ -2214,6 +2215,27 @@ static uint32_t arcturus_get_pptable_power_limit(struct smu_context *smu) 
	return pptable->SocketPowerLimitAc[PPT_THROTTLER_PPT0];

}



static int arcturus_set_df_cstate(struct smu_context *smu,

				  enum pp_df_cstate state)

{

	uint32_t smu_version;

	int ret;



	ret = smu_get_smc_version(smu, NULL, &smu_version);

	if (ret) {

		pr_err("Failed to get smu version!\n");

		return ret;

	}



	/* PPSMC_MSG_DFCstateControl is supported by 54.15.0 and onwards */

	if (smu_version < 0x360F00) {

		pr_err("DFCstateControl is only supported by PMFW 54.15.0 and onwards\n");

		return -EINVAL;

	}



	return smu_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state);

}



static const struct pptable_funcs arcturus_ppt_funcs = {

	/* translate smu index into arcturus specific index */

	.get_smu_msg_index = arcturus_get_smu_msg_index,
@@ -2307,6 +2329,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { 
	.set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range,

	.override_pcie_parameters = smu_v11_0_override_pcie_parameters,

	.get_pptable_power_limit = arcturus_get_pptable_power_limit,

	.set_df_cstate = arcturus_set_df_cstate,

};



void arcturus_set_ppt_funcs(struct smu_context *smu)

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