linux-kernel - Re: [PATCH] drm/amdkfd: select CONFIG

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Message-ID: <70b0c2dc-0ec7-4b04-9742-e54b6e56e6bb@amd.com>
Date: Tue, 28 May 2024 18:10:05 +0530
From: "Lazar, Lijo" <lijo.lazar@....com>
To: Arnd Bergmann <arnd@...nel.org>, Felix Kuehling <Felix.Kuehling@....com>
Cc: Arnd Bergmann <arnd@...db.de>, Alex Deucher <alexander.deucher@....com>,
 Christian König <christian.koenig@....com>,
 "Pan, Xinhui" <Xinhui.Pan@....com>, David Airlie <airlied@...il.com>,
 Daniel Vetter <daniel@...ll.ch>,
 Harish Kasiviswanathan <Harish.Kasiviswanathan@....com>,
 amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/amdkfd: select CONFIG_CRC16



On 5/28/2024 5:20 PM, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> The amdkfd support fails to link when CONFIG_CRC16 is disabled:
> 
> aarch64-linux-ld: drivers/gpu/drm/amd/amdkfd/kfd_topology.o: in function `kfd_topology_add_device':
> kfd_topology.c:(.text+0x3a4c): undefined reference to `crc16'
> 
> This is a library module that needs to be selected from every user.
> 
> Fixes: 3ed181b8ff43 ("drm/amdkfd: Ensure gpu_id is unique")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Thanks for the patch; this is already addressed with -
https://patchwork.freedesktop.org/patch/594816/

Thanks,
Lijo

> ---
>  drivers/gpu/drm/amd/amdkfd/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig
> index d3c3d3ab7225..f82595af34bf 100644
> --- a/drivers/gpu/drm/amd/amdkfd/Kconfig
> +++ b/drivers/gpu/drm/amd/amdkfd/Kconfig
> @@ -6,6 +6,7 @@
>  config HSA_AMD
>  	bool "HSA kernel driver for AMD GPU devices"
>  	depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64)
> +	select CRC16
>  	select HMM_MIRROR
>  	select MMU_NOTIFIER
>  	select DRM_AMDGPU_USERPTR