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path: root/drivers/perf/arm_cspmu/arm_cspmu.c
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Diffstat (limited to 'drivers/perf/arm_cspmu/arm_cspmu.c')
-rw-r--r--drivers/perf/arm_cspmu/arm_cspmu.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/perf/arm_cspmu/arm_cspmu.c b/drivers/perf/arm_cspmu/arm_cspmu.c
index e8bc8fc1fb9c..42abe433b7a4 100644
--- a/drivers/perf/arm_cspmu/arm_cspmu.c
+++ b/drivers/perf/arm_cspmu/arm_cspmu.c
@@ -28,7 +28,6 @@
#include <linux/module.h>
#include <linux/perf_event.h>
#include <linux/platform_device.h>
-#include <acpi/processor.h>
#include "arm_cspmu.h"
#include "nvidia_cspmu.h"
@@ -1075,6 +1074,9 @@ static int arm_cspmu_request_irq(struct arm_cspmu *cspmu)
return 0;
}
+#if defined(CONFIG_ACPI) && defined(CONFIG_ARM64)
+#include <acpi/processor.h>
+
static inline int arm_cspmu_find_cpu_container(int cpu, u32 container_uid)
{
u32 acpi_uid;
@@ -1099,7 +1101,7 @@ static inline int arm_cspmu_find_cpu_container(int cpu, u32 container_uid)
return -ENODEV;
}
-static int arm_cspmu_get_cpus(struct arm_cspmu *cspmu)
+static int arm_cspmu_acpi_get_cpus(struct arm_cspmu *cspmu)
{
struct device *dev;
struct acpi_apmt_node *apmt_node;
@@ -1135,6 +1137,17 @@ static int arm_cspmu_get_cpus(struct arm_cspmu *cspmu)
return 0;
}
+#else
+static int arm_cspmu_acpi_get_cpus(struct arm_cspmu *cspmu)
+{
+ return -ENODEV;
+}
+#endif
+
+static int arm_cspmu_get_cpus(struct arm_cspmu *cspmu)
+{
+ return arm_cspmu_acpi_get_cpus(cspmu);
+}
static int arm_cspmu_register_pmu(struct arm_cspmu *cspmu)
{