diff options
Diffstat (limited to 'drivers/cpufreq/ppc-corenet-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/ppc-corenet-cpufreq.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/cpufreq/ppc-corenet-cpufreq.c b/drivers/cpufreq/ppc-corenet-cpufreq.c index 051000f44ca2..0af618abebaf 100644 --- a/drivers/cpufreq/ppc-corenet-cpufreq.c +++ b/drivers/cpufreq/ppc-corenet-cpufreq.c @@ -13,7 +13,6 @@ #include <linux/clk.h> #include <linux/cpufreq.h> #include <linux/errno.h> -#include <sysdev/fsl_soc.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> @@ -21,6 +20,7 @@ #include <linux/of.h> #include <linux/slab.h> #include <linux/smp.h> +#include <sysdev/fsl_soc.h> /** * struct cpu_data - per CPU data struct @@ -138,6 +138,7 @@ static int corenet_cpufreq_cpu_init(struct cpufreq_policy *policy) struct cpufreq_frequency_table *table; struct cpu_data *data; unsigned int cpu = policy->cpu; + u64 transition_latency_hz; np = of_get_cpu_node(cpu, NULL); if (!np) @@ -205,7 +206,10 @@ static int corenet_cpufreq_cpu_init(struct cpufreq_policy *policy) for_each_cpu(i, per_cpu(cpu_mask, cpu)) per_cpu(cpu_data, i) = data; - policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; + transition_latency_hz = 12ULL * NSEC_PER_SEC; + policy->cpuinfo.transition_latency = + do_div(transition_latency_hz, fsl_get_sys_freq()); + of_node_put(np); return 0; @@ -228,7 +232,6 @@ static int __exit corenet_cpufreq_cpu_exit(struct cpufreq_policy *policy) struct cpu_data *data = per_cpu(cpu_data, policy->cpu); unsigned int cpu; - cpufreq_frequency_table_put_attr(policy->cpu); of_node_put(data->parent); kfree(data->table); kfree(data); |