RE: [PATCH ] drm/amdgpu: fix discovery ip failed

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[AMD Official Use Only]

Thanks Lijo.
Got it.

-----Original Message-----
From: Lazar, Lijo <Lijo.Lazar@xxxxxxx> 
Sent: Tuesday, 12 April 2022 11:03 am
To: Zhang, Jesse(Jie) <Jesse.Zhang@xxxxxxx>; Paul Menzel <pmenzel@xxxxxxxxxxxxx>
Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Zhang, Yifan <Yifan1.Zhang@xxxxxxx>; Huang, Ray <Ray.Huang@xxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Subject: Re: [PATCH ] drm/amdgpu: fix discovery ip failed


Thanks Jesse.

Please also add below before you commit.

	Fixes: 1ef60191b259 ("drm/amdgpu: Use flexible array member")

Reviewed-by: Lijo Lazar <lijo.lazar@xxxxxxx>


Thanks,
Lijo

On 4/12/2022 7:22 AM, Zhang, Jesse(Jie) wrote:
> [AMD Official Use Only]
> 
> Thanks  Paul Menzel
> Attach  the patch file .
> 
> -----Original Message-----
> From: Paul Menzel <pmenzel@xxxxxxxxxxxxx>
> Sent: Monday, 11 April 2022 11:21 pm
> To: Zhang, Jesse(Jie) <Jesse.Zhang@xxxxxxx>
> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx; Zhang, Yifan <Yifan1.Zhang@xxxxxxx>; Huang, Ray <Ray.Huang@xxxxxxx>
> Subject: Re: [PATCH ] drm/amdgpu: fix discovery ip failed
> 
> [CAUTION: External Email]
> 
> Dear Jie,
> 
> 
> Thank you for your patch.
> 
> 
> Am 11.04.22 um 17:15 schrieb Zhang, Jesse(Jie):
> 
> You might want to add a space before the (.
> 
>> [AMD Official Use Only]
> 
> Please send a patch with `git format-patch` or similar.
> 
>> Fix discovery ip failed, and the log:
> 
> On what system?
> 
>>      56.129549] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected number_instance (64) from ip discovery blob
>> [   56.130129] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected hw_id (45056) from ip discovery blob
>> [   56.130701] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected number_instance (66) from ip discovery blob
>> [   56.131283] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected hw_id (45568) from ip discovery blob
>> [   56.131855] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected number_instance (66) from ip discovery blob
>> [   56.132436] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected hw_id (480) from ip discovery blob
>> [   56.133053] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected hw_id (608) from ip discovery blob
>> [   56.133626] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected hw_id (640) from ip discovery blob
>> [   56.134207] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected number_instance (64) from ip discovery blob
>> [   56.134780] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected number_instance (64) from ip discovery blob
>> [   56.135360] [drm:amdgpu_discovery_validate_ip [amdgpu]] *ERROR* Unexpected hw_id (28672) from ip discovery blob
> 
> Please describe the reason for the failure, and your fix.
> 
> A Signed-off-by line is missing.
> 
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
>> index 766006a075ec..a778b0392e9f 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
>> @@ -798,7 +798,7 @@ static int amdgpu_discovery_sysfs_ips(struct amdgpu_device *adev,
>>                           res = kobject_add(&ip_hw_instance->kobj, NULL,
>>                                             "%d", ip_hw_instance->num_instance);
>> next_ip:
>> -                       ip_offset += sizeof(*ip) + 4 * (ip->num_base_address - 1);
>> +                       ip_offset += struct_size(ip, base_address, ip->num_base_address);
>>                   }
>>           }
>>
>> @@ -1063,7 +1063,7 @@ int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
>>                           }
>>
>> next_ip:
>> -                       ip_offset += sizeof(*ip) + 4 * (ip->num_base_address - 1);
>> +                       ip_offset += struct_size(ip, base_address, ip->num_base_address);
>>                   }
>>           }
>>
>> @@ -1113,7 +1113,7 @@ int amdgpu_discovery_get_ip_version(struct amdgpu_device *adev, int hw_id, int n
>>                                           *revision = ip->revision;
>>                                   return 0;
>>                           }
>> -                       ip_offset += sizeof(*ip) + 4 * (ip->num_base_address - 1);
>> +                       ip_offset += struct_size(ip, base_address, ip->num_base_address);
>>                   }
>>           }
>>
> 
> Kind regards,
> 
> Paul
> 




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