linux-kernel - Re: [PATCH v10 2/8] ARM: l2c: Refactor the driver to use commit-like interface

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Date:	Fri, 02 Jan 2015 18:28:11 +0900
From:	Tomasz Figa <tomasz.figa@...il.com>
To:	Nishanth Menon <nm@...com>
CC:	Marek Szyprowski <m.szyprowski@...sung.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>,
	linux-omap <linux-omap@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Laura Abbott <lauraa@...eaurora.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Tony Lindgren <tony@...mide.com>,
	Daniel Drake <drake@...lessm.com>,
	Jon Loeliger <loeliger@...il.com>,
	Mark Rutland <mark.rutland@....com>,
	Kevin Hilman <khilman@...aro.org>
Subject: Re: [PATCH v10 2/8] ARM: l2c: Refactor the driver to use commit-like
 interface



On 02.01.2015 18:13, Tomasz Figa wrote:
> On 30.12.2014 23:51, Nishanth Menon wrote:
>>>> Looks like the following also need addressing:
>>>> data->save is called twice (once more after l2cof_init)
>>>> l2c310_init_fns also needs l2c310_configure
>>>> will be nice to use l2x0_data only after we kmemdup data in __l2c_init
>>>
>>> I'll check this.
>> Thanks.
>>
>
> Apparently the second save in __l2c_init() is not needed and it should
> have been removed. However it might be a good idea to actually do second
> save in l2c_enable() after l2c_configure() so that the values actually
> permitted by hardware and/or secure firmware are stored.
>
> l2c310_init_fns needs to be updated indeed.

Hmm, apparently current patch already adds this (and I missed it reading 
it at first), so I'm not sure what's your concern about it.

Best regards,
Tomasz
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