diff options
author | Alex Shi <alex.shi@linaro.org> | 2016-08-16 15:29:01 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2016-08-17 15:43:52 +0800 |
commit | 26e5cdac51e6d77ece6748186e5e09165cfbe4a5 (patch) | |
tree | 82f05a050e05cf566cd24b1e1166569c2b9314ad | |
parent | 81e8947b996f31da19ce823a4923363175709dbf (diff) |
cpu: expose pm_qos_resume_latency for each cpu
Expose the pm_qos_resume_latency sysfs interface to user level for users.
Initial value is 0, that means no limitation.
Signed-off-by: Alex Shi <alex.shi@linaro.org>
-rw-r--r-- | drivers/base/cpu.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index 4c28e1a09786..2c3b359b3536 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -17,6 +17,7 @@ #include <linux/of.h> #include <linux/cpufeature.h> #include <linux/tick.h> +#include <linux/pm_qos.h> #include "base.h" @@ -376,6 +377,7 @@ int register_cpu(struct cpu *cpu, int num) per_cpu(cpu_sys_devices, num) = &cpu->dev; register_cpu_under_node(num, cpu_to_node(num)); + dev_pm_qos_expose_latency_limit(&cpu->dev, 0); return 0; } |