答复: [PATCH] drm/amdgpu: Fix firmware UCODE_ID_STORAGE issue

[Monk.Liu@xxxxxxx (Liu, Monk)]

Don't change bare-metal logic, so please use amdgpu_sriov_vf() to differentiate -4 or -4 for the ID_MAXIMUM

With that addressed, this patch is :
Reviewed-by: Monk Liu <monk.liu at amd.com>

-----é?®ä»¶å??件-----
å??件人: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] 代表 Huang Rui
å??é??æ?¶é?´: Monday, April 10, 2017 2:52 PM
�件人: Huang, Trigger <Trigger.Huang at amd.com>
æ??é??: amd-gfx at lists.freedesktop.org
主�: Re: [PATCH] drm/amdgpu: Fix firmware UCODE_ID_STORAGE issue

On Mon, Apr 10, 2017 at 02:45:49PM +0800, Trigger Huang wrote:
> In Tonga's virtualization environment, for firmware UCODE_ID_STORAGE, 
> there is no actual firmware data, but we still need alloc a BO and 
> tell the BO's mc address to HW, or world switch will hang on VFs.
> 
> Signed-off-by: Trigger Huang <trigger.huang at amd.com>
> ---

Acked-by: Huang Rui <ray.huang at amd.com>

>  drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c 
> b/drivers/gpu/drm/amd/ amdgpu/amdgpu_ucode.c index a1891c9..b7307b0 
> 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
> @@ -383,7 +383,7 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev)
>           * ucode info here
>           */
>          if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
> -               adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4;
> +               adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 
> + 3;
>          else
>                  adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM;
>  
> --
> 2.7.4
> 
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