linux-kernel - Re: [PATCH] drm/msm: fix PM_DEVFREQ kconfig dependency warning

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Date:   Tue, 7 Mar 2023 15:47:46 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-kernel@...r.kernel.org, Rob Clark <robdclark@...omium.org>,
        kernel test robot <lkp@...el.com>,
        Paul Gazzillo <paul@...zz.com>,
        Necip Fazil Yildiran <fazilyildiran@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        dri-devel@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        freedreno@...ts.freedesktop.org
Subject: Re: [PATCH] drm/msm: fix PM_DEVFREQ kconfig dependency warning

On Tue, Mar 7, 2023 at 2:46 PM Randy Dunlap <rdunlap@...radead.org> wrote:
>
> Since DEVFREQ_GOV_SIMPLE_ONDEMAND depends on PM_DEVFREQ, the latter
> should either be selected or DRM_MSM should depend on PM_DEVFREQ.
> Since most drivers select PM_DEVFREQ instead of depending on it,
> add a select here to satisfy kconfig.
>
> WARNING: unmet direct dependencies detected for DEVFREQ_GOV_SIMPLE_ONDEMAND
>   Depends on [n]: PM_DEVFREQ [=n]
>   Selected by [y]:
>   - DRM_MSM [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_QCOM || SOC_IMX5 || COMPILE_TEST [=y]) && COMMON_CLK [=y] && IOMMU_SUPPORT [=y] && (QCOM_OCMEM [=n] || QCOM_OCMEM [=n]=n) && (QCOM_LLCC [=n] || QCOM_LLCC [=n]=n) && (QCOM_COMMAND_DB [=y] || QCOM_COMMAND_DB [=y]=n)
>
> Fixes: 6563f60f14cb ("drm/msm/gpu: Add devfreq tuning debugfs")
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Reported-by: kernel test robot <lkp@...el.com>
> Link: lore.kernel.org/r/202303071922.wJqDWQpe-lkp@...el.com
> Cc: Rob Clark <robdclark@...omium.org>
> Cc: Paul Gazzillo <paul@...zz.com>
> Cc: Necip Fazil Yildiran <fazilyildiran@...il.com>
> Cc: Chia-I Wu <olvaffe@...il.com>
> Cc: Abhinav Kumar <quic_abhinavk@...cinc.com>
> Cc: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Cc: linux-arm-msm@...r.kernel.org
> Cc: dri-devel@...ts.freedesktop.org
> Cc: freedreno@...ts.freedesktop.org

This fixes the warning after running 'make imx_v6_v7_defconfig', thanks:

Tested-by: Fabio Estevam <festevam@...il.com>