RE: [PATCH] drm/amdgpu: resove reboot exception for si oland

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> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of
> Zhenneng Li
> Sent: Friday, March 10, 2023 3:40 PM
> To: Deucher, Alexander <Alexander.Deucher@xxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>; Pan, Xinhui <Xinhui.Pan@xxxxxxx>;
> linux-kernel@xxxxxxxxxxxxxxx; dri-devel@xxxxxxxxxxxxxxxxxxxxx; Zhenneng Li
> <lizhenneng@xxxxxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx; Daniel Vetter
> <daniel@xxxxxxxx>; Koenig, Christian <Christian.Koenig@xxxxxxx>
> Subject: [PATCH] drm/amdgpu: resove reboot exception for si oland
> 
> During reboot test on arm64 platform, it may failure on boot.
> 
> The error message are as follows:
> [    6.996395][ 7] [  T295] [drm:amdgpu_device_ip_late_init [amdgpu]]
> *ERROR*
> 			    late_init of IP block <si_dpm> failed -22
> [    7.006919][ 7] [  T295] amdgpu 0000:04:00.0: amdgpu_device_ip_late_init
> failed
> [    7.014224][ 7] [  T295] amdgpu 0000:04:00.0: Fatal error during GPU init
> ---
>  drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
> b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
> index d6d9e3b1b2c0..dee51c757ac0 100644
> --- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
> +++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
> @@ -7632,9 +7632,6 @@ static int si_dpm_late_init(void *handle)
>  	if (!adev->pm.dpm_enabled)
>  		return 0;
> 
> -	ret = si_set_temperature_range(adev);
> -	if (ret)
> -		return ret;

si_set_temperature_range should be platform agnostic. Can you please elaborate more?

Regards,
Guchun

>  #if 0 //TODO ?
>  	si_dpm_powergate_uvd(adev, true);
>  #endif
> --
> 2.25.1





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