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path: root/drivers/cpuidle/governor.c
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Diffstat (limited to 'drivers/cpuidle/governor.c')
-rw-r--r--drivers/cpuidle/governor.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/cpuidle/governor.c b/drivers/cpuidle/governor.c
index e9801f26c732..e48271e117a3 100644
--- a/drivers/cpuidle/governor.c
+++ b/drivers/cpuidle/governor.c
@@ -107,11 +107,14 @@ int cpuidle_register_governor(struct cpuidle_governor *gov)
* cpuidle_governor_latency_req - Compute a latency constraint for CPU
* @cpu: Target CPU
*/
-int cpuidle_governor_latency_req(unsigned int cpu)
+s64 cpuidle_governor_latency_req(unsigned int cpu)
{
int global_req = pm_qos_request(PM_QOS_CPU_DMA_LATENCY);
struct device *device = get_cpu_device(cpu);
int device_req = dev_pm_qos_raw_resume_latency(device);
- return device_req < global_req ? device_req : global_req;
+ if (device_req > global_req)
+ device_req = global_req;
+
+ return (s64)device_req * NSEC_PER_USEC;
}