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Diffstat (limited to 'arch/powerpc/sysdev/xics')
-rw-r--r--arch/powerpc/sysdev/xics/icp-native.c10
-rw-r--r--arch/powerpc/sysdev/xics/ics-opal.c2
-rw-r--r--arch/powerpc/sysdev/xics/ics-rtas.c2
3 files changed, 11 insertions, 3 deletions
diff --git a/arch/powerpc/sysdev/xics/icp-native.c b/arch/powerpc/sysdev/xics/icp-native.c
index 48861d3..7cd728b 100644
--- a/arch/powerpc/sysdev/xics/icp-native.c
+++ b/arch/powerpc/sysdev/xics/icp-native.c
@@ -51,6 +51,12 @@ static struct icp_ipl __iomem *icp_native_regs[NR_CPUS];
static inline unsigned int icp_native_get_xirr(void)
{
int cpu = smp_processor_id();
+ unsigned int xirr;
+
+ /* Handled an interrupt latched by KVM */
+ xirr = kvmppc_get_xics_latch();
+ if (xirr)
+ return xirr;
return in_be32(&icp_native_regs[cpu]->xirr.word);
}
@@ -81,7 +87,7 @@ static void icp_native_set_cpu_priority(unsigned char cppr)
iosync();
}
-static void icp_native_eoi(struct irq_data *d)
+void icp_native_eoi(struct irq_data *d)
{
unsigned int hw_irq = (unsigned int)irqd_to_hwirq(d);
@@ -138,6 +144,7 @@ static unsigned int icp_native_get_irq(void)
static void icp_native_cause_ipi(int cpu, unsigned long data)
{
+ kvmppc_set_host_ipi(cpu, 1);
icp_native_set_qirr(cpu, IPI_PRIORITY);
}
@@ -151,6 +158,7 @@ static irqreturn_t icp_native_ipi_action(int irq, void *dev_id)
{
int cpu = smp_processor_id();
+ kvmppc_set_host_ipi(cpu, 0);
icp_native_set_qirr(cpu, 0xff);
return smp_ipi_demux();
diff --git a/arch/powerpc/sysdev/xics/ics-opal.c b/arch/powerpc/sysdev/xics/ics-opal.c
index f7e8609..39d7221 100644
--- a/arch/powerpc/sysdev/xics/ics-opal.c
+++ b/arch/powerpc/sysdev/xics/ics-opal.c
@@ -148,7 +148,7 @@ static int ics_opal_set_affinity(struct irq_data *d,
__func__, d->irq, hw_irq, server, rc);
return -1;
}
- return 0;
+ return IRQ_SET_MASK_OK;
}
static struct irq_chip ics_opal_irq_chip = {
diff --git a/arch/powerpc/sysdev/xics/ics-rtas.c b/arch/powerpc/sysdev/xics/ics-rtas.c
index c782f85..936575d 100644
--- a/arch/powerpc/sysdev/xics/ics-rtas.c
+++ b/arch/powerpc/sysdev/xics/ics-rtas.c
@@ -213,7 +213,7 @@ static int ics_rtas_host_match(struct ics *ics, struct device_node *node)
return !of_device_is_compatible(node, "chrp,iic");
}
-int ics_rtas_init(void)
+__init int ics_rtas_init(void)
{
ibm_get_xive = rtas_token("ibm,get-xive");
ibm_set_xive = rtas_token("ibm,set-xive");