[PATCH 2/2] leds: trigger: Introduce a MTD (NAND/NOR) trigger

Ezequiel Garcia ezequiel at vanguardiasur.com.ar
Tue Apr 12 12:35:43 PDT 2016


On 12 April 2016 at 15:40, Ezequiel Garcia
<ezequiel at vanguardiasur.com.ar> wrote:
> On 12 April 2016 at 15:27, Boris Brezillon
> <boris.brezillon at free-electrons.com> wrote:
>> Hi Ezequiel,
>>
>> On Tue, 12 Apr 2016 13:26:35 -0300
>> Ezequiel Garcia <ezequiel at vanguardiasur.com.ar> wrote:
>>
>>> This commit introduces a MTD trigger for flash (NAND/NOR) device
>>> activity. The implementation is copied from IDE disk.
>>>
>>> This deprecates the "nand-disk" LED trigger, but for backwards
>>> compatibility, we still keep the "nand-disk" trigger around.
>>>
>>> The motivation for deprecating the "nand-disk" LED trigger is that
>>> it only works for NAND drivers, whereas the "mtd" LED trigger
>>> is more generic (in fact, "nand-disk" currently only works for
>>> certain NAND drivers).
>>>
>>> Signed-off-by: Ezequiel Garcia <ezequiel at vanguardiasur.com.ar>
>>> ---
>>>  drivers/leds/trigger/Kconfig       |  8 +++++++
>>>  drivers/leds/trigger/Makefile      |  1 +
>>>  drivers/leds/trigger/ledtrig-mtd.c | 49 ++++++++++++++++++++++++++++++++++++++
>>>  drivers/mtd/mtdcore.c              |  7 ++++++
>>>  drivers/mtd/nand/nand_base.c       | 29 +---------------------
>>>  include/linux/leds.h               |  6 +++++
>>
>> I'd suggest splitting this patch in 2, one adding ledtrig-mtd code, and
>> another one make use of ledtrig_mtd_activity() and removing
>> nand-trigger code.
>>
>
> Sure, that sounds good.
>

One comment about the above: notice that if we split in two patches
as  you suggest, we would create a dependency between patches.

I don't have any problem doing this, but it sounds like it might make
maintainers
life harder.
-- 
Ezequiel García, VanguardiaSur
www.vanguardiasur.com.ar



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