[PATCH] arm: make FORCE_MAX_ZONEORDER configurable for TI AM33XX

[Russell King - ARM Linux]

On Mon, Sep 24, 2012 at 09:05:11PM +0200, Yegor Yefremov wrote:
> On Mon, Sep 24, 2012 at 7:18 PM, Tony Lindgren <tony at atomide.com> wrote:
> > * yegorslists at googlemail.com <yegorslists at googlemail.com> [120703 07:26]:
> >> From: Yegor Yefremov <yegorslists at googlemail.com>
> >>
> >> FORCE_MAX_ZONEORDER of 12 is needed to allocation more than 4MB
> >> of consistent DMA memory (da8xx frame buffer driver).
> >
> > Sorry for the delay on this one, looks like this one is
> > still valid. I'll apply it.
> 
> Thanks.
> 
> Yegor
> 
> >> Signed-off-by: Dejan Gacnik <dejan.gacnik at gmail.com>
> >> Signed-off-by: Yegor Yefremov <yegorslists at googlemail.com>
> >> ---
> >>  arch/arm/Kconfig |    5 +++--
> >>  1 files changed, 3 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> >> index e876819..ff14c1e 100644
> >> --- a/arch/arm/Kconfig
> >> +++ b/arch/arm/Kconfig
> >> @@ -1725,8 +1725,9 @@ config HW_PERF_EVENTS
> >>  source "mm/Kconfig"
> >>
> >>  config FORCE_MAX_ZONEORDER
> >> -     int "Maximum zone order" if ARCH_SHMOBILE
> >> -     range 11 64 if ARCH_SHMOBILE
> >> +     int "Maximum zone order"
> >> +     depends on ARCH_SHMOBILE || SOC_AM33XX
> >> +     range 11 64 if ARCH_SHMOBILE || SOC_AM33XX
> >>       default "9" if SA1111
> >>       default "11"

NAK.  This patch breaks SA1111 platforms.  To see why, read the patch.