[PATCH] drm/amdgpu: fix warning of drm_mm_clean

[Christian König]

Am 08.04.25 um 10:23 schrieb ZhenGuo Yin:
> Kernel doorbell BOs needs to be freed before ttm_fini.
>
> Fixes: 54c30d2a8def ("drm/amdgpu: create kernel doorbell pages")
> Signed-off-by: ZhenGuo Yin <zhenguo.yin at amd.com>

At least from my point that patch seems to make a lot of sense, so feel free to add Reviewed-by: Christian König <christian.koenig at amd.com>.

But I would at least give Alex a chance to take a loop and double check.

Regards,
Christian.

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index d4b01ef00025..ff48096c1d80 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -3508,6 +3508,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
>  			amdgpu_device_mem_scratch_fini(adev);
>  			amdgpu_ib_pool_fini(adev);
>  			amdgpu_seq64_fini(adev);
> +			amdgpu_doorbell_fini(adev);
>  		}
>  		if (adev->ip_blocks[i].version->funcs->sw_fini) {
>  			r = adev->ip_blocks[i].version->funcs->sw_fini(&adev->ip_blocks[i]);
> @@ -4851,7 +4852,6 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)
>  
>  		iounmap(adev->rmmio);
>  		adev->rmmio = NULL;
> -		amdgpu_doorbell_fini(adev);
>  		drm_dev_exit(idx);
>  	}
>