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authorAndrey Konovalov <andrey.konovalov@linaro.org>2013-05-05 02:40:34 +0400
committerAndrey Konovalov <andrey.konovalov@linaro.org>2013-05-05 02:40:34 +0400
commite5f042c6edebec55bb20a5e399f892766ac65411 (patch)
treec88e8a6bdeae93ec91bc2a8611a590672f52a397 /arch/arm/include/asm/topology.h
parentc1be5a5b1b355d40e6cf79cc979eb66dafa24ad1 (diff)
parente695239d5f0a553e28a1ff5f346fcc3fafab2b2f (diff)
Merge branch 'tracking-big-LITTLE-MP-master' into merge-linux-linaro-lsk
Diffstat (limited to 'arch/arm/include/asm/topology.h')
-rw-r--r--arch/arm/include/asm/topology.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h
index 58b8b84adcd..983fa7c153a 100644
--- a/arch/arm/include/asm/topology.h
+++ b/arch/arm/include/asm/topology.h
@@ -26,11 +26,45 @@ extern struct cputopo_arm cpu_topology[NR_CPUS];
void init_cpu_topology(void);
void store_cpu_topology(unsigned int cpuid);
const struct cpumask *cpu_coregroup_mask(int cpu);
+int cluster_to_logical_mask(unsigned int socket_id, cpumask_t *cluster_mask);
+
+#ifdef CONFIG_DISABLE_CPU_SCHED_DOMAIN_BALANCE
+/* Common values for CPUs */
+#ifndef SD_CPU_INIT
+#define SD_CPU_INIT (struct sched_domain) { \
+ .min_interval = 1, \
+ .max_interval = 4, \
+ .busy_factor = 64, \
+ .imbalance_pct = 125, \
+ .cache_nice_tries = 1, \
+ .busy_idx = 2, \
+ .idle_idx = 1, \
+ .newidle_idx = 0, \
+ .wake_idx = 0, \
+ .forkexec_idx = 0, \
+ \
+ .flags = 0*SD_LOAD_BALANCE \
+ | 1*SD_BALANCE_NEWIDLE \
+ | 1*SD_BALANCE_EXEC \
+ | 1*SD_BALANCE_FORK \
+ | 0*SD_BALANCE_WAKE \
+ | 1*SD_WAKE_AFFINE \
+ | 0*SD_SHARE_CPUPOWER \
+ | 0*SD_SHARE_PKG_RESOURCES \
+ | 0*SD_SERIALIZE \
+ , \
+ .last_balance = jiffies, \
+ .balance_interval = 1, \
+}
+#endif
+#endif /* CONFIG_DISABLE_CPU_SCHED_DOMAIN_BALANCE */
#else
static inline void init_cpu_topology(void) { }
static inline void store_cpu_topology(unsigned int cpuid) { }
+static inline int cluster_to_logical_mask(unsigned int socket_id,
+ cpumask_t *cluster_mask) { return -EINVAL; }
#endif