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

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[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

Attachment: 0001-fix-ip-discovery-failed-SWDEV-332054.patch
Description: 0001-fix-ip-discovery-failed-SWDEV-332054.patch


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