From: Chenhui Zhao <chenhui.zhao@freescale.com>
To: <linuxppc-dev@lists.ozlabs.org>, <scottwood@freescale.com>
Cc: <linux-kernel@vger.kernel.org>, <Jason.Jin@freescale.com>
Subject: [PATCH] powerpc/corenet: use the mixed mode of MPIC when enabling CPU hotplug
Date: Thu, 23 Jul 2015 11:55:45 +0800 [thread overview]
Message-ID: <1437623745-21259-1-git-send-email-chenhui.zhao@freescale.com> (raw)
Core reset may cause issue if using the proxy mode of MPIC.
Use the mixed mode of MPIC if enabling CPU hotplug.
Signed-off-by: Chenhui Zhao <chenhui.zhao@freescale.com>
---
arch/powerpc/platforms/85xx/corenet_generic.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/powerpc/platforms/85xx/corenet_generic.c b/arch/powerpc/platforms/85xx/corenet_generic.c
index bd839dc..0119224 100644
--- a/arch/powerpc/platforms/85xx/corenet_generic.c
+++ b/arch/powerpc/platforms/85xx/corenet_generic.c
@@ -212,7 +212,15 @@ define_machine(corenet_generic) {
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
#endif
+/*
+ * Core reset may cause issue if using the proxy mode of MPIC.
+ * So, use the mixed mode of MPIC if enabling CPU hotplug.
+ */
+#ifdef CONFIG_HOTPLUG_CPU
+ .get_irq = mpic_get_irq,
+#else
.get_irq = mpic_get_coreint_irq,
+#endif
.restart = fsl_rstcr_restart,
.calibrate_decr = generic_calibrate_decr,
.progress = udbg_progress,
--
1.9.1
next reply other threads:[~2015-07-23 4:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-23 3:55 Chenhui Zhao [this message]
2015-08-05 0:16 ` powerpc/corenet: use the mixed mode of MPIC when enabling CPU hotplug Scott Wood
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