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path: root/drivers/bus/arm-cci.c
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Diffstat (limited to 'drivers/bus/arm-cci.c')
-rw-r--r--drivers/bus/arm-cci.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index 962fd35cbd8d..bc8e1af279c0 100644
--- a/drivers/bus/arm-cci.c
+++ b/drivers/bus/arm-cci.c
@@ -26,6 +26,7 @@
#include <asm/cacheflush.h>
#include <asm/irq_regs.h>
+#include <asm/psci.h>
#include <asm/pmu.h>
#include <asm/smp_plat.h>
@@ -544,6 +545,7 @@ static int cci_pmu_init(struct arm_pmu *cci_pmu, struct platform_device *pdev)
cci_pmu->plat_device = pdev;
cci_pmu->num_events = pmu_get_max_counters();
+ cpumask_setall(&cci_pmu->valid_cpus);
return armpmu_register(cci_pmu, -1);
}
@@ -969,6 +971,11 @@ static int cci_probe(void)
const char *match_str;
bool is_ace;
+ if (psci_probe() == 0) {
+ pr_debug("psci found. Aborting cci probe\n");
+ return -ENODEV;
+ }
+
np = of_find_matching_node(NULL, arm_cci_matches);
if (!np)
return -ENODEV;