linux-kernel - Re: [PATCH] drm/msm/a6xx: add QMP dependency

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Message-ID: <e380c8c6-59eb-46c2-8b62-e9cbc4e90752@linaro.org>
Date:   Sat, 2 Dec 2023 01:48:14 +0200
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Arnd Bergmann <arnd@...nel.org>, Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Randy Dunlap <rdunlap@...radead.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Akhil P Oommen <quic_akhilpo@...cinc.com>,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/msm/a6xx: add QMP dependency

On 16/10/2023 23:04, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> When QMP is in a loadable module, the A6xx GPU driver fails to link
> as built-in:
> 
> x86_64-linux-ld: drivers/gpu/drm/msm/adreno/a6xx_gmu.o: in function `a6xx_gmu_resume':
> a6xx_gmu.c:(.text+0xd62): undefined reference to `qmp_send'
> 
> Add the usual dependency that still allows compiling without QMP but
> otherwise avoids the broken combination of options.
> 
> Fixes: 88a0997f2f949 ("drm/msm/a6xx: Send ACD state to QMP at GMU resume")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>   drivers/gpu/drm/msm/Kconfig | 1 +
>   1 file changed, 1 insertion(+)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry