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[POWERPC] Support setting affinity for U3/U4 MSI sources 

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

Tested on Quad G5 with myri10ge.

Signed-off-by: Olof Johansson <olof@lixom.net>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Olof Johansson 2007-09-18 06:12:29 +10:00 committed by Paul Mackerras
parent 3164cccdc0
commit 17b5ee04c0
3 changed files with 3 additions and 1 deletions
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2
arch/powerpc/sysdev/mpic.c
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@ -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);

1
arch/powerpc/sysdev/mpic.h
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@ -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 */

1
arch/powerpc/sysdev/mpic_u3msi.c
View File

@ -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",
};