Messages in this thread | | | From | Qiang Zhao <> | Subject | RE: [PATCH 1/2] qe/ic: move qe_ic_init from platforms to irqchip | Date | Wed, 6 Jul 2016 01:18:19 +0000 |
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On 07/05/2016 11:19 AM, Jason Cooper <jason@lakedaemon.net> wrote:
> -----Original Message----- > From: Jason Cooper [mailto:jason@lakedaemon.net] > Sent: Tuesday, July 05, 2016 10:22 PM > To: Qiang Zhao <qiang.zhao@nxp.com> > Cc: oss@buserror.net; tglx@linutronix.de; marc.zyngier@arm.com; linuxppc- > dev@lists.ozlabs.org; linux-kernel@vger.kernel.org; Xiaobo Xie > <xiaobo.xie@nxp.com> > Subject: Re: [PATCH 1/2] qe/ic: move qe_ic_init from platforms to irqchip > > On Tue, Jul 05, 2016 at 07:27:21AM +0000, Qiang Zhao wrote: > > On 07/05/2016 11:19 AM, Jason Cooper <jason@lakedaemon.net> wrote: > > > -----Original Message----- > > > From: Jason Cooper [mailto:jason@lakedaemon.net] > > > Sent: Tuesday, July 05, 2016 11:19 AM > > > To: Qiang Zhao <qiang.zhao@nxp.com> > > > Cc: oss@buserror.net; tglx@linutronix.de; marc.zyngier@arm.com; > > > linuxppc- dev@lists.ozlabs.org; linux-kernel@vger.kernel.org; Xiaobo > > > Xie <xiaobo.xie@nxp.com> > > > Subject: Re: [PATCH 1/2] qe/ic: move qe_ic_init from platforms to > > > > diff --git a/arch/powerpc/platforms/83xx/misc.c > > > > b/arch/powerpc/platforms/83xx/misc.c > > > > index 7e923ca..9431fc7 100644 > > > > --- a/arch/powerpc/platforms/83xx/misc.c > > > > +++ b/arch/powerpc/platforms/83xx/misc.c > > > > @@ -93,24 +93,9 @@ void __init mpc83xx_ipic_init_IRQ(void) } > > > > > > > > #ifdef CONFIG_QUICC_ENGINE > > > > -void __init mpc83xx_qe_init_IRQ(void) -{ > > > > - struct device_node *np; > > > > - > > > > - np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic"); > > > > - if (!np) { > > > > - np = of_find_node_by_type(NULL, "qeic"); > > > > - if (!np) > > > > - return; > > > > - } > > > > > > This block isn't preserved in the irqchip driver. Why not? > > > > I grep qeic in arch/powerpc/boot/dts/*, doesn't find which board use qeic as > type. > > Unfortunately, checking powerpc/boot/dts/* isn't sufficient for confirming we > aren't going to break backwards compatibility with boards *in the field*. > > Please take a look at: > > d4fb5ebd83c70 powerpc/83xx: consolidate init_IRQ functions > 8159df72d43e2 83xx: add support for the kmeter1 board. > > Perhaps one or two of the authors is still around and can say why that check is > there and if it's ok to remove it. > > Or, we could just play it safe and keep the check. >
Ok, I will add this check in next version.
Thanks -Zhao Qiang
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