diff options
author | Mark Brown <broonie@linaro.org> | 2013-07-19 17:11:08 +0100 |
---|---|---|
committer | Mark Brown <broonie@linaro.org> | 2013-07-19 17:11:08 +0100 |
commit | 70ca852fcdefc60de2e238c0ef4c0fe66b1f4fcc (patch) | |
tree | 776ce6c950ce20f2259c89c454d990e4f7ee8556 /drivers/cpufreq/arm_big_little.h | |
parent | 702f80ea2f3c335b94589ec18f249542e438ffb0 (diff) | |
parent | ca872d5c4d01f842b91bb5c8cb3d8d3c990e39ff (diff) |
Merge remote-tracking branch 'lsk/v3.10/topic/tc2' into linux-linaro-lsk
Diffstat (limited to 'drivers/cpufreq/arm_big_little.h')
-rw-r--r-- | drivers/cpufreq/arm_big_little.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/cpufreq/arm_big_little.h b/drivers/cpufreq/arm_big_little.h index 79b2ce17884d..4f5a03d3aef6 100644 --- a/drivers/cpufreq/arm_big_little.h +++ b/drivers/cpufreq/arm_big_little.h @@ -23,6 +23,20 @@ #include <linux/device.h> #include <linux/types.h> +/* Currently we support only two clusters */ +#define A15_CLUSTER 0 +#define A7_CLUSTER 1 +#define MAX_CLUSTERS 2 + +#ifdef CONFIG_BL_SWITCHER +extern bool bL_switching_enabled; +#define is_bL_switching_enabled() bL_switching_enabled +#define set_switching_enabled(x) (bL_switching_enabled = (x)) +#else +#define is_bL_switching_enabled() false +#define set_switching_enabled(x) do { } while (0) +#endif + struct cpufreq_arm_bL_ops { char name[CPUFREQ_NAME_LEN]; int (*get_transition_latency)(struct device *cpu_dev); @@ -36,7 +50,8 @@ struct cpufreq_arm_bL_ops { static inline int cpu_to_cluster(int cpu) { - return topology_physical_package_id(cpu); + return is_bL_switching_enabled() ? MAX_CLUSTERS: + topology_physical_package_id(cpu); } int bL_cpufreq_register(struct cpufreq_arm_bL_ops *ops); |