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From: Olof Johansson <olof@lixom•net>
To: paulus@samba•org
Cc: linuxppc-dev@ozlabs•org
Subject: [PATCH] [POWERPC] Support setting affinity for U3/U4 MSI sources
Date: Mon, 17 Sep 2007 15:12:29 -0500	[thread overview]
Message-ID: <20070917201229.GA17302@lixom.net> (raw)

Hook up affinity-setting for U3/U4 MSI interrupt sources.

Tested on Quad G5 with myri10ge.


Signed-off-by: Olof Johansson <olof@lixom•net>

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 8de29f2..22600fd 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -768,7 +768,7 @@ static void mpic_end_ipi(unsigned int irq)
 
 #endif /* CONFIG_SMP */
 
-static void mpic_set_affinity(unsigned int irq, cpumask_t cpumask)
+void mpic_set_affinity(unsigned int irq, cpumask_t cpumask)
 {
 	struct mpic *mpic = mpic_from_irq(irq);
 	unsigned int src = mpic_irq_to_hw(irq);
diff --git a/arch/powerpc/sysdev/mpic.h b/arch/powerpc/sysdev/mpic.h
index 3a1c3d2..1cb6bd8 100644
--- a/arch/powerpc/sysdev/mpic.h
+++ b/arch/powerpc/sysdev/mpic.h
@@ -34,5 +34,6 @@ extern int mpic_set_irq_type(unsigned int virq, unsigned int flow_type);
 extern void mpic_end_irq(unsigned int irq);
 extern void mpic_mask_irq(unsigned int irq);
 extern void mpic_unmask_irq(unsigned int irq);
+extern void mpic_set_affinity(unsigned int irq, cpumask_t cpumask);
 
 #endif /* _POWERPC_SYSDEV_MPIC_H */
diff --git a/arch/powerpc/sysdev/mpic_u3msi.c b/arch/powerpc/sysdev/mpic_u3msi.c
index 305b864..0fc4e96 100644
--- a/arch/powerpc/sysdev/mpic_u3msi.c
+++ b/arch/powerpc/sysdev/mpic_u3msi.c
@@ -40,6 +40,7 @@ static struct irq_chip mpic_u3msi_chip = {
 	.unmask		= mpic_u3msi_unmask_irq,
 	.eoi		= mpic_end_irq,
 	.set_type	= mpic_set_irq_type,
+	.set_affinity	= mpic_set_affinity,
 	.typename	= "MPIC-U3MSI",
 };
 

             reply	other threads:[~2007-09-17 20:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-17 20:12 Olof Johansson [this message]
2007-09-18  4:26 ` [PATCH] [POWERPC] Support setting affinity for U3/U4 MSI sources Benjamin Herrenschmidt
2007-09-20  6:36 ` Michael Ellerman

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