[PATCH V3 11/11] ARM: delete struct sys_timer

Haojian Zhuang haojian.zhuang at gmail.com
Tue Nov 20 23:43:02 EST 2012


On Tue, Nov 20, 2012 at 2:31 AM, Stephen Warren <swarren at wwwdotorg.org> wrote:
> From: Stephen Warren <swarren at nvidia.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
>
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> Tested-by: Robert Jarzmik <robert.jarzmik at free.fr>
> ---
> v3: Minor merge conflicts due to rebasing onto next-20121115.
> v2: Converted all platforms, not just Tegra.
>
> The patch is very large, so I've trimmed it for the mailing list, leaving
> only the core ARM changes, changes outside arch/arm, and a single machine
> example. The full series can be found at:
>
> git://nv-tegra.nvidia.com/user/swarren/linux-2.6 arm_timer_rework
> ---
>  492 files changed, 622 insertions(+), 1199 deletions(-)

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?

Regards
Haojian



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