linux-kernel - Re: [PATCH] clocksource/drivers/timer-ti-dm: Remove omap_dm_timer_set_load

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Date:   Thu, 11 Apr 2019 21:20:56 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Tony Lindgren <tony@...mide.com>
Cc:     Ladislav Michl <ladis@...ux-mips.org>,
        Nathan Chancellor <natechancellor@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel@...r.kernel.org, YueHaibing <yuehaibing@...wei.com>,
        Keerthy <j-keerthy@...com>
Subject: Re: [PATCH] clocksource/drivers/timer-ti-dm: Remove
 omap_dm_timer_set_load_start

On 10/04/2019 22:07, Tony Lindgren wrote:
> Hi,
> 
> * Daniel Lezcano <daniel.lezcano@...aro.org> [190410 17:02]:
>> can you ask for an acked-by before pulling a patch in your tree?
> 
> I certainly do ask and wait for acks where possible :)

Ok, I may have missed them.

> Note that I have not applied this patch. I just added
> Keerthy to Cc on this thread so maybe you misread the
> message earlier. My comment "seems like no other
> takers" was for Ladislav regarding somebody picking up
> his earlier work, not for picking up this patch :)

Actually I was referring to the commit 592ea6bd1fad. Anyway as stated
above I could have miss your call.

> In any case, I've been waiting for you guys to pick up
> the patch, here's my ack if you're waiting for it:
> 
> Acked-by: Tony Lindgren <tony@...mide.com>

The patch does not apply. Is it aligned with tip/timers/core ?

>> On 04/04/2019 16:17, Tony Lindgren wrote:
>>> * Ladislav Michl <ladis@...ux-mips.org> [190327 08:12]:
>>>> Hello Nathan,
>>>>
>>>> On Tue, Mar 26, 2019 at 10:01:27PM -0700, Nathan Chancellor wrote:
>>>>> Commit 008258d995a6 ("clocksource/drivers/timer-ti-dm: Make
>>>>> omap_dm_timer_set_load_start() static") made omap_dm_time_set_load_start
>>>>> static because its prototype was not defined in a header. Unfortunately,
>>>>> this causes a build warning on multi_v7_defconfig because this function
>>>>> is not used anywhere in this translation unit:
>>>>>
>>>>> drivers/clocksource/timer-ti-dm.c:589:12: error: unused function
>>>>> 'omap_dm_timer_set_load_start' [-Werror,-Wunused-function]
>>>>>
>>>>> In fact, omap_dm_timer_set_load_start hasn't been used anywhere since
>>>>> commit f190be7f39a5 ("staging: tidspbridge: remove driver") and the
>>>>> prototype was removed in commit 592ea6bd1fad ("clocksource: timer-ti-dm:
>>>>> Make unexported functions static"), which is probably where this should
>>>>> have happened.
>>>>
>>>> Alternatively you might want to look at "clocksource: timer-ti-dm: Add event
>>>> capture": https://patchwork.kernel.org/patch/10237217/ (it makes use of
>>>> function being removed here). It is a part of an attempt to add event capture
>>>> for OMAP. Of course I would like this functionality to be implemented, but
>>>> as I do not have a time to continue, I cannot really object removing this
>>>> function.
>>>>
>>>> Just in case you'd be interested in finishing this task ;-)
>>>
>>> Well seems like no other takers :) We can always find the missing
>>> function in git history when needed, so I suggest we apply this.
>>>
>>> Adding Keerthy to Cc as he just posted a similar patch.
>>>
>>> Regards,
>>>
>>> Tony
>>>
>>
>>
>> -- 
>>  <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
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