linux-kernel - Re: [PATCH v8 11/26] memory: tegra124-emc: Make driver modular

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]

Date:   Wed, 11 Nov 2020 14:53:05 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Mikko Perttunen <cyndis@...si.fi>,
        Viresh Kumar <vireshk@...nel.org>,
        Peter Geis <pgwipeout@...il.com>,
        Nicolas Chauvet <kwizart@...il.com>,
        linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v8 11/26] memory: tegra124-emc: Make driver modular

11.11.2020 13:25, Dmitry Osipenko пишет:
> 11.11.2020 12:26, Krzysztof Kozlowski пишет:
>>> 11.11.2020 12:04, Krzysztof Kozlowski пишет:
>>>>> -obj-$(CONFIG_TEGRA124_EMC)		+= clk-tegra124-emc.o
>>>>> +obj-$(CONFIG_ARCH_TEGRA_124_SOC)	+= clk-tegra124-emc.o
>>>>> +obj-$(CONFIG_ARCH_TEGRA_132_SOC)	+= clk-tegra124-emc.o
>>>> How is it related to modularization? It looks like different issue is
>>>> fixed here.
>>> The CONFIG_TEGRA124_EMC now could be 'm', while the clock code must be
>>> built-in. The TEGRA124 EMC driver is used by T124 and T132 SoCs.\
>> Mhmm,  the CONFIG_TEGRA124_EMC depends on ARCH_TEGRA_124_SOC so on the
>> config !ARCH_TEGRA_124_SOC && ARCH_TEGRA_132_SOC this was not
>> selected. Now it will be selected.
>>
> 
> The driver isn't exposed on ARM64 probably because nobody bothered to do
> it so far. But it's not also the memory driver which depends on
> clk-tegra124-emc.o, it's also the main clk/tegra/clk-tegra124.c driver
> itself, which is also used by both T124/132.
> 

Actually, it shouldn't be difficult to keep the old condition for
clk-tegra124-emc.o by slightly improving the Kconfig. I'll do it in the
next revision.