linux-kernel - Re: [PATCH V3 11/11] ARM: delete struct sys

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Message-ID: <50B3BFC5.8070404@wwwdotorg.org>
Date:	Mon, 26 Nov 2012 12:15:17 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	Haojian Zhuang <haojian.zhuang@...il.com>
CC:	Russell King <linux@....linux.org.uk>,
	Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
	John Stultz <johnstul@...ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-arch@...r.kernel.org, Stephen Warren <swarren@...dia.com>
Subject: Re: [PATCH V3 11/11] ARM: delete struct sys_timer

On 11/20/2012 09:43 PM, Haojian Zhuang wrote:
> On Tue, Nov 20, 2012 at 2:31 AM, Stephen Warren <swarren@...dotorg.org> wrote:
>> From: Stephen Warren <swarren@...dia.com>
>>
>> Now that the only field in struct sys_timer is .init, delete the struct,
>> and replace the machine descriptor .timer field with the initialization
>> function itself.
>>
>> This will enable moving timer drivers into drivers/clocksource without
>> having to place a public prototype of each struct sys_timer object into
>> include/linux; the intent is to create a single of_clocksource_init()
>> function that determines which timer driver to initialize by scanning
>> the device dtree, much like the proposed irqchip_init() at:
>> http://www.spinics.net/lists/arm-kernel/msg203686.html
...
> I checked the patch for mach-mmp.
> 
> @@ -69,7 +65,7 @@ static const char *mmp_dt_board_compat[] __initdata = {
>  DT_MACHINE_START(PXA168_DT, "Marvell PXA168 (Device Tree Support)")
>         .map_io         = mmp_map_io,
>         .init_irq       = mmp_dt_irq_init,
> -       .timer          = &mmp_dt_timer,
> +       .init_time      = mmp_dt_init_timer,
>         .init_machine   = pxa168_dt_init,
>         .dt_compat      = mmp_dt_board_compat,
>  MACHINE_END
> @@ -77,7 +73,7 @@ MACHINE_END
>  DT_MACHINE_START(PXA910_DT, "Marvell PXA910 (Device Tree Support)")
>         .map_io         = mmp_map_io,
>         .init_irq       = mmp_dt_irq_init,
> -       .timer          = &mmp_dt_timer,
> +       .init_time      = mmp_dt_timer_init,
>         .init_machine   = pxa910_dt_init,
>         .dt_compat      = mmp_dt_board_compat,
>  MACHINE_END
> 
> This first init_time is assigned by mmp_dt_init_timer. But the second
> init_time is
> assigned by mmp_dt_timer_init. I think it's a typo error. Could you
> help to fix this?

Thanks, I've fixed that up locally.
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