Commit 19407237 authored by Lijo Lazar's avatar Lijo Lazar Committed by Alex Deucher
Browse files

drm/amd/pm: Allow setting soft max frequency in VF 



Setting soft max frequency for MCLK is allowed in 1VF mode in SMUv13.0.6
SOCs.

Signed-off-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 339126b5

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c

+6 −1
Original line number Diff line number Diff line
@@ -138,7 +138,7 @@ static const struct cmn2asic_msg_mapping smu_v13_0_6_message_map[SMU_MSG_MAX_COU 
	MSG_MAP(SetToolsDramAddrHigh,		     PPSMC_MSG_SetToolsDramAddrHigh,		0),

	MSG_MAP(SetToolsDramAddrLow,		     PPSMC_MSG_SetToolsDramAddrLow,		0),

	MSG_MAP(SetSoftMinByFreq,		     PPSMC_MSG_SetSoftMinByFreq,		0),

	MSG_MAP(SetSoftMaxByFreq,		     PPSMC_MSG_SetSoftMaxByFreq,		0),

	MSG_MAP(SetSoftMaxByFreq,		     PPSMC_MSG_SetSoftMaxByFreq,		1),

	MSG_MAP(GetMinDpmFreq,			     PPSMC_MSG_GetMinDpmFreq,			1),

	MSG_MAP(GetMaxDpmFreq,			     PPSMC_MSG_GetMaxDpmFreq,			1),

	MSG_MAP(GetDpmFreqByIndex,		     PPSMC_MSG_GetDpmFreqByIndex,		1),
@@ -1676,6 +1676,11 @@ static int smu_v13_0_6_set_soft_freq_limited_range(struct smu_context *smu, 
		if (clk_type == SMU_UCLK) {

			if (max == pstate_table->uclk_pstate.curr.max)

				return 0;

			/* For VF, only allowed in FW versions 85.102 or greater */

			if (amdgpu_sriov_vf(adev) &&

			    ((smu->smc_fw_version < 0x556600) ||

			     (adev->flags & AMD_IS_APU)))

				return -EOPNOTSUPP;

			/* Only max clock limiting is allowed for UCLK */

			ret = smu_v13_0_set_soft_freq_limited_range(

				smu, SMU_UCLK, 0, max);