[PATCH] drm/amd/pm: Update smu_v13_0_0 SRIOV VF flag in msg mapping table

Lazar, Lijo lijo.lazar at amd.com
Wed Jan 22 11:17:56 UTC 2025


On 1/22/2025 3:58 PM, Zha, YiFan(Even) wrote:
> [AMD Official Use Only - AMD Internal Distribution Only]
> 
> 
> Hi Lijo,
> 
> This will not affect 1VF mode. I just matched SMU supported/unsupported
> VF msg . 

Thanks for checking.

Reviewed-by: Lijo Lazar <lijo.lazar at amd.com>

Thanks,
Lijo

> Messages for 1 VF mode are still enabled, such as handle smu features, 
> handle soft frequences, etc.
> 
> Thanks.
> 
>  
> 
> Best regard,
> 
> Yifan Zha
> 
>  
> 
> 
> ------------------------------------------------------------------------
> *From:* Lazar, Lijo <Lijo.Lazar at amd.com>
> *Sent:* Tuesday, January 21, 2025 5:48 PM
> *To:* Zha, YiFan(Even) <Yifan.Zha at amd.com>; amd-
> gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>; Deucher,
> Alexander <Alexander.Deucher at amd.com>; Zhang, Hawking
> <Hawking.Zhang at amd.com>
> *Cc:* Chen, Horace <Horace.Chen at amd.com>; Chang, HaiJun
> <HaiJun.Chang at amd.com>
> *Subject:* Re: [PATCH] drm/amd/pm: Update smu_v13_0_0 SRIOV VF flag in
> msg mapping table
>  
> 
> 
> On 1/20/2025 9:19 AM, Yifan Zha wrote:
>> [Why]
>> Under SRIOV VF, driver send a VF unsupportted smu message causing
>> a failure.
>>
>> [How]
>> Update smu_v13_0_0 message mapping table based on PMFW.
>>
> 
> Does this hold good for 1VF case also?
> 
> Thanks,
> Lijo
> 
>> Signed-off-by: Yifan Zha <Yifan.Zha at amd.com>
>> ---
>>  drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 6 +++---
>>  1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/
> drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
>> index 0551a3311217..985355bf78b2 100644
>> --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
>> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
>> @@ -126,7 +126,7 @@ static struct cmn2asic_msg_mapping
> smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] =
>>        MSG_MAP(DisableSmuFeaturesHigh,        
> PPSMC_MSG_DisableSmuFeaturesHigh,      1),
>>        MSG_MAP(GetEnabledSmuFeaturesLow,      
> PPSMC_MSG_GetRunningSmuFeaturesLow,    1),
>>        MSG_MAP(GetEnabledSmuFeaturesHigh,     
> PPSMC_MSG_GetRunningSmuFeaturesHigh,   1),
>> -     MSG_MAP(SetWorkloadMask,               
> PPSMC_MSG_SetWorkloadMask,             1),
>> +     MSG_MAP(SetWorkloadMask,               
> PPSMC_MSG_SetWorkloadMask,             0),
>>        MSG_MAP(SetPptLimit,                   
> PPSMC_MSG_SetPptLimit,                 0),
>>        MSG_MAP(SetDriverDramAddrHigh,         
> PPSMC_MSG_SetDriverDramAddrHigh,       1),
>>        MSG_MAP(SetDriverDramAddrLow,          
> PPSMC_MSG_SetDriverDramAddrLow,        1),
>> @@ -140,7 +140,7 @@ static struct cmn2asic_msg_mapping
> smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] =
>>        MSG_MAP(ExitBaco,                      
> PPSMC_MSG_ExitBaco,                    0),
>>        MSG_MAP(SetSoftMinByFreq,              
> PPSMC_MSG_SetSoftMinByFreq,            1),
>>        MSG_MAP(SetSoftMaxByFreq,              
> PPSMC_MSG_SetSoftMaxByFreq,            1),
>> -     MSG_MAP(SetHardMinByFreq,              
> PPSMC_MSG_SetHardMinByFreq,            1),
>> +     MSG_MAP(SetHardMinByFreq,              
> PPSMC_MSG_SetHardMinByFreq,            0),
>>        MSG_MAP(SetHardMaxByFreq,              
> PPSMC_MSG_SetHardMaxByFreq,            0),
>>        MSG_MAP(GetMinDpmFreq,                 
> PPSMC_MSG_GetMinDpmFreq,               1),
>>        MSG_MAP(GetMaxDpmFreq,                 
> PPSMC_MSG_GetMaxDpmFreq,               1),
>> @@ -149,7 +149,7 @@ static struct cmn2asic_msg_mapping
> smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] =
>>        MSG_MAP(PowerDownVcn,                  
> PPSMC_MSG_PowerDownVcn,                0),
>>        MSG_MAP(PowerUpJpeg,                   
> PPSMC_MSG_PowerUpJpeg,                 0),
>>        MSG_MAP(PowerDownJpeg,                 
> PPSMC_MSG_PowerDownJpeg,               0),
>> -     MSG_MAP(GetDcModeMaxDpmFreq,           
> PPSMC_MSG_GetDcModeMaxDpmFreq,         1),
>> +     MSG_MAP(GetDcModeMaxDpmFreq,           
> PPSMC_MSG_GetDcModeMaxDpmFreq,         0),
>>        MSG_MAP(OverridePcieParameters,        
> PPSMC_MSG_OverridePcieParameters,      0),
>>        MSG_MAP(DramLogSetDramAddrHigh,        
> PPSMC_MSG_DramLogSetDramAddrHigh,      0),
>>        MSG_MAP(DramLogSetDramAddrLow,         
> PPSMC_MSG_DramLogSetDramAddrLow,       0),
> 



More information about the amd-gfx mailing list