linux-kernel - Re: [PATCH v2 0/4] clocksource: rockchip/timer: Support rktimer for rk3399

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Message-ID: <57634D8C.1050501@rock-chips.com>
Date:	Fri, 17 Jun 2016 09:08:28 +0800
From:	Caesar Wang <wxt@...k-chips.com>
To:	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Heiko Stuebner <heiko@...ech.de>
CC:	dianders@...omium.org, briannorris@...gle.com, smbarber@...gle.com,
	linux-rockchip@...ts.infradead.org,
	Thomas Gleixner <tglx@...utronix.de>, cf@...k-chips.com,
	huangtao@...k-chips.com, devicetree@...r.kernel.org,
	Xing Zheng <zhengxing@...k-chips.com>,
	Jianqun Xu <jay.xu@...k-chips.com>,
	Masahiro Yamada <yamada.masahiro@...ionext.com>,
	Brian Norris <briannorris@...omium.org>,
	linux-kernel@...r.kernel.org, Shawn Lin <shawn.lin@...k-chips.com>,
	Rob Herring <robh+dt@...nel.org>,
	Will Deacon <will.deacon@....com>,
	Mark Rutland <mark.rutland@....com>,
	Catalin Marinas <catalin.marinas@....com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 0/4] clocksource: rockchip/timer: Support rktimer for
 rk3399


On 2016年06月16日 22:26, Daniel Lezcano wrote:
> On 06/07/2016 06:54 AM, Caesar Wang wrote:
>> This series patches had been tested on rockchip inside kernel.
>> In order to support the rk3399 SoC timer and turn off interrupts and 
>> IPIs to
>> save power in idle.
>> Okay, it still works bootup on rk3288/other SoCs, even though many 
>> socs hasn't used
>> the broadcast timer.
>>
>> History version:
>> v1:
>> https://lkml.org/lkml/2016/5/25/186
>>
>> Easy to test for my borad.
>> localhost / # cat /proc/interrupts
>> CPU0       CPU1       CPU2       CPU3       CPU4       CPU5
>> 1:          0          0          0          0 0          0     
>> GICv3  29 Edge      arch_timer
>> ...
>> 5:          0          0          0          0 0          0     GICv3 
>> 113 Level     rk_timer
>> ..
>>
>> localhost / # cat /proc/timer_list | grep event_handler
>> get "event_handler:  hrtimer_interrupt"
>> event_handler:  tick_handle_oneshot_broadcast
>> event_handler:  hrtimer_interrupt
>>
>> That should work for my board.
>
> Hi Caesar,
>
> I applied the patches on my tree. I humbly reworded the changelog, if 
> you disagree with the content, let me know.

Have a look at your tree. 
(https://git.linaro.org/people/daniel.lezcano/linux.git/shortlog/refs/heads/clockevents/next)
That's LGTM.


>
> Please, in the future, take care of the following:
>
>  - patch prefix is 'clocksource/driver/<driver_name>: [A-Z].*'
>
>  - the change log is important, it deserves some love.
>

Thanks for pointing out, I will keep in mind it.

-
Caesar

> Thanks.
>
>   -- Daniel
>
>

-- 
caesar wang | software engineer | wxt@...k-chip.com