linux-kernel - Re: linux-next: build warning after merge of the amdgpu tree

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Message-ID: <20250403170134.504f5801@canb.auug.org.au>
Date: Thu, 3 Apr 2025 17:01:34 +1100
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: "Kaszewski, Dominik" <Dominik.Kaszewski@....com>
Cc: Alex Deucher <alexdeucher@...il.com>, "Deucher, Alexander"
 <Alexander.Deucher@....com>, Linux Kernel Mailing List
 <linux-kernel@...r.kernel.org>, Linux Next Mailing List
 <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the amdgpu tree

Hi Dominik,

On Wed, 19 Mar 2025 09:38:50 +0000 "Kaszewski, Dominik" <Dominik.Kaszewski@....com> wrote:
>
> [AMD Official Use Only - AMD Internal Distribution Only]
> 
> Hi,
> 
> I don't understand this warning, the enum it cannot find has been introduced in the same commit immediately below:
> 
> +       /**
> +        * @DC_HDCP_LC_ENABLE_SW_FALLBACK If set, upon HDCP Locality Check FW
> +        * path failure, retry using legacy SW path.
> +        */
> +       DC_HDCP_LC_ENABLE_SW_FALLBACK = 0x100000,
> 
> Could it perhaps be about the missing colon before "If set"?

Yes, probably could be.

> -----Original Message-----
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Sent: Wednesday, March 19, 2025 10:35 AM
> To: Alex Deucher <alexdeucher@...il.com>
> Cc: Deucher, Alexander <Alexander.Deucher@....com>; Kaszewski, Dominik <Dominik.Kaszewski@....com>; Linux Kernel Mailing List <linux-kernel@...r.kernel.org>; Linux Next Mailing List <linux-next@...r.kernel.org>
> Subject: linux-next: build warning after merge of the amdgpu tree
> 
> Hi all,
> 
> After merging the amdgpu tree, today's linux-next build (htmldocs) produced this warning:
> 
> drivers/gpu/drm/amd/include/amd_shared.h:369: warning: Incorrect use of kernel-doc format:          * @DC_HDCP_LC_ENABLE_SW_FALLBACK If set, upon HDCP Locality Check FW
> drivers/gpu/drm/amd/include/amd_shared.h:369: warning: Incorrect use of kernel-doc format:          * @DC_HDCP_LC_ENABLE_SW_FALLBACK If set, upon HDCP Locality Check FW
> drivers/gpu/drm/amd/include/amd_shared.h:373: warning: Enum value 'DC_HDCP_LC_ENABLE_SW_FALLBACK' not described in enum 'DC_DEBUG_MASK'
> 
> Introduced by commit
> 
>   84ff5895399c ("drm/amdgpu: Add debug masks for HDCP LC FW testing")

So, I am still seeing this warning and that commit is now in Linus' tree.

-- 
Cheers,
Stephen Rothwell

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