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-rw-r--r--arch/powerpc/sysdev/xics/icp-native.c20
1 files changed, 5 insertions, 15 deletions
diff --git a/arch/powerpc/sysdev/xics/icp-native.c b/arch/powerpc/sysdev/xics/icp-native.c
index 8a6a043e239b..2bfb9968d562 100644
--- a/arch/powerpc/sysdev/xics/icp-native.c
+++ b/arch/powerpc/sysdev/xics/icp-native.c
@@ -143,19 +143,9 @@ static unsigned int icp_native_get_irq(void)
#ifdef CONFIG_SMP
-static void icp_native_cause_ipi(int cpu, unsigned long data)
+static void icp_native_cause_ipi(int cpu)
{
kvmppc_set_host_ipi(cpu, 1);
-#ifdef CONFIG_PPC_DOORBELL
- if (cpu_has_feature(CPU_FTR_DBELL)) {
- if (cpumask_test_cpu(cpu, cpu_sibling_mask(get_cpu()))) {
- doorbell_cause_ipi(cpu, data);
- put_cpu();
- return;
- }
- put_cpu();
- }
-#endif
icp_native_set_qirr(cpu, IPI_PRIORITY);
}
@@ -168,15 +158,15 @@ void icp_native_cause_ipi_rm(int cpu)
* Need the physical address of the XICS to be
* previously saved in kvm_hstate in the paca.
*/
- unsigned long xics_phys;
+ void __iomem *xics_phys;
/*
* Just like the cause_ipi functions, it is required to
- * include a full barrier (out8 includes a sync) before
- * causing the IPI.
+ * include a full barrier before causing the IPI.
*/
xics_phys = paca[cpu].kvm_hstate.xics_phys;
- out_rm8((u8 *)(xics_phys + XICS_MFRR), IPI_PRIORITY);
+ mb();
+ __raw_rm_writeb(IPI_PRIORITY, xics_phys + XICS_MFRR);
}
#endif