linux-kernel - Re: [PATCH] drm/msm: fix new Konfig dependency warning

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <c10c0003-fd36-96f8-73d1-1a975330eb53@infradead.org>
Date:   Sun, 19 Feb 2023 15:12:12 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Rob Clark <robdclark@...il.com>
Cc:     linux-kernel@...r.kernel.org,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org
Subject: Re: [PATCH] drm/msm: fix new Konfig dependency warning



On 2/19/23 15:09, Rob Clark wrote:
> On Sun, Feb 19, 2023 at 10:54 AM Randy Dunlap <rdunlap@...radead.org> wrote:
>>
>> DEVFREQ_GOV_SIMPLE_ONDEMAND depends on PM_DEVFREQ, so in order to
>> select the former safely, this symbol should also depend on
>> PM_DEVFREQ to avoid a Kconfig dependency warning.
>>
>> WARNING: unmet direct dependencies detected for DEVFREQ_GOV_SIMPLE_ONDEMAND
>>   Depends on [n]: PM_DEVFREQ [=n]
>>   Selected by [m]:
>>   - DRM_MSM [=m] && HAS_IOMEM [=y] && DRM [=m] && (ARCH_QCOM || SOC_IMX5 || COMPILE_TEST [=y]) && COMMON_CLK [=y] && IOMMU_SUPPORT [=y] && (QCOM_OCMEM [=n] || QCOM_OCMEM [=n]=n) && (QCOM_LLCC [=y] || QCOM_LLCC [=y]=n) && (QCOM_COMMAND_DB [=n] || QCOM_COMMAND_DB [=n]=n)
>>
> 
> Actually, I fixed devfreq[1] so that we no longer depend on
> DEVFREQ_GOV_SIMPLE_ONDEMAND .. probably we should just drop
> DEVFREQ_GOV_SIMPLE_ONDEMAND from the kconfig instead, sorry I forgot
> to do that already

OK, I'll resend the patch with that change, unless you want to handle it...

Thanks.

> BR,
> -R
> 
> [1] https://patchwork.freedesktop.org/series/113232/
> 
>> Fixes: 6563f60f14cb ("drm/msm/gpu: Add devfreq tuning debugfs")
>> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
>> Cc: Rob Clark <robdclark@...il.com>
>> Cc: Abhinav Kumar <quic_abhinavk@...cinc.com>
>> Cc: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
>> Cc: Sean Paul <sean@...rly.run>
>> Cc: David Airlie <airlied@...il.com>
>> Cc: Daniel Vetter <daniel@...ll.ch>
>> Cc: linux-arm-msm@...r.kernel.org
>> Cc: dri-devel@...ts.freedesktop.org
>> Cc: freedreno@...ts.freedesktop.org
>> ---
>>  drivers/gpu/drm/msm/Kconfig |    1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff -- a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig
>> --- a/drivers/gpu/drm/msm/Kconfig
>> +++ b/drivers/gpu/drm/msm/Kconfig
>> @@ -9,6 +9,7 @@ config DRM_MSM
>>         depends on QCOM_OCMEM || QCOM_OCMEM=n
>>         depends on QCOM_LLCC || QCOM_LLCC=n
>>         depends on QCOM_COMMAND_DB || QCOM_COMMAND_DB=n
>> +       depends on PM_DEVFREQ
>>         select IOMMU_IO_PGTABLE
>>         select QCOM_MDT_LOADER if ARCH_QCOM
>>         select REGULATOR

-- 
~Randy