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Date: Thu, 22 Oct 2015 22:11:21 -0500 From: Scott Wood <scottwood@...escale.com> To: Zhao Qiang <qiang.zhao@...escale.com> CC: <linux-kernel@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>, <lauraa@...eaurora.org>, <X.xie@...escale.com>, <benh@...nel.crashing.org>, <leoli@...escale.com>, <paulus@...ba.org> Subject: Re: [PATCH v12 5/6] QE: use subsys_initcall to init qe On Wed, 2015-10-14 at 15:16 +0800, Zhao Qiang wrote: > diff --git a/arch/powerpc/sysdev/qe_lib/qe.c > b/arch/powerpc/sysdev/qe_lib/qe.c > index c2518cd..3f9f596 100644 > --- a/arch/powerpc/sysdev/qe_lib/qe.c > +++ b/arch/powerpc/sysdev/qe_lib/qe.c > @@ -671,6 +671,21 @@ unsigned int qe_get_num_of_snums(void) > } > EXPORT_SYMBOL(qe_get_num_of_snums); > > +static int __init qe_init(void) > +{ > + struct device_node *np; > + > + np = of_find_compatible_node(NULL, NULL, "fsl,qe"); > + if (!np) { > + pr_err("%s: Could not find Quicc Engine node\n", __func__); > + return -ENODEV; > + } > + qe_reset(); > + of_node_put(np); > + return 0; > +} > +subsys_initcall(qe_init); Do not print an error, just because QE is not present. -Scott -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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