linux-kernel - Re: [PATCH v7 2/2] mfd: syscon: Add hardware spinlock support

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Date:   Tue, 23 Jan 2018 16:05:15 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Mark Brown <broonie@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>
Subject: Re: [PATCH v7 2/2] mfd: syscon: Add hardware spinlock support

Hi Lee,

On 22 January 2018 at 21:43, Lee Jones <lee.jones@...aro.org> wrote:
> On Thu, 11 Jan 2018, Lee Jones wrote:
>> On Mon, 25 Dec 2017, Baolin Wang wrote:
>>
>> > Some system control registers need hardware spinlock to synchronize
>> > between the multiple subsystems, so we should add hardware spinlock
>> > support for syscon.
>> >
>> > Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
>> > Acked-by: Rob Herring <robh@...nel.org>
>> > ---
>> > Changes since v6:
>> >  - Treat hwlock id 0 as valid for regmap.
>> >
>> > Changes since v5:
>> >  - Fix the case that hwspinlock is not enabled.
>> >
>> > Changes since v4:
>> >  - Add one exapmle to show how to add hwlock.
>> >  - Fix the coding style issue.
>> >
>> > Changes since v3:
>> >  - Add error handling for of_hwspin_lock_get_id()
>> >
>> > Changes since v2:
>> >  - Add acked tag from Rob.
>> >
>> > Changes since v1:
>> >  - Remove timeout configuration.
>> >  - Modify the binding file to add hwlocks.
>> > ---
>> >  Documentation/devicetree/bindings/mfd/syscon.txt |    8 ++++++++
>> >  drivers/mfd/syscon.c                             |   19 +++++++++++++++++++
>> >  2 files changed, 27 insertions(+)
>>
>> Applied, thanks.
>
> In order to avoid confusion, I should like to tell you that this patch
> is applied for v4.17, not v4.16.

This patch has been applied into Mark's branch[1] with your ACK, so
Mark should drop this patch from his branch and you will pick it and
merge it into v4.17?

[1] https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git/commit/?h=topic/hwspinlock&id=3bafc09e779710abaa7b836fe3bbeeeab7754c2b

-- 
Baolin.wang
Best Regards