From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
paulus@samba.org, ppc-dev <linuxppc-dev@ozlabs.org>
Subject: Re: [POWERPC] fix cell pmu initialisation
Date: Wed, 06 Dec 2006 07:07:51 +1100 [thread overview]
Message-ID: <1165349272.29784.69.camel@localhost.localdomain> (raw)
In-Reply-To: <200612051434.07917.arnd@arndb.de>
> 1. export a method from cbe_regs.c to find out whether the pmd
> regs are available and test that in cbe_init_pm_irq().
> 2. take you patch as is, with a comment hinting to fix it up
> when needed.
> 3. change cbe_init_pm_irq to be called explicitly from cbe_regs_init(),
> which already scans the device tree correctly.
cbe_regs_init() is called from setup_arch(), which is _very_ early.
cbe_init_pm_irq() must be called much later as it requests irqs.
Right now, we should stick to the machine_is() solution. We'll look into
doing something better eventually when the need occurs.
Ben.
next prev parent reply other threads:[~2006-12-05 21:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-05 4:54 [POWERPC] fix cell pmu initialisation Stephen Rothwell
2006-12-05 13:34 ` Arnd Bergmann
2006-12-05 20:07 ` Benjamin Herrenschmidt [this message]
2006-12-05 22:21 ` Michael Ellerman
2006-12-05 22:31 ` Benjamin Herrenschmidt
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