We have common infrastructure available with us for getting a CPUs clk rate. Lets use it for this driver.
We don't need a variable to hold clock anymore in struct cpu_data.
Signed-off-by: Viresh Kumar viresh.kumar@linaro.org --- drivers/cpufreq/ppc-corenet-cpufreq.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-)
diff --git a/drivers/cpufreq/ppc-corenet-cpufreq.c b/drivers/cpufreq/ppc-corenet-cpufreq.c index 3f7be46..051000f 100644 --- a/drivers/cpufreq/ppc-corenet-cpufreq.c +++ b/drivers/cpufreq/ppc-corenet-cpufreq.c @@ -24,12 +24,10 @@
/** * struct cpu_data - per CPU data struct - * @clk: the clk of CPU * @parent: the parent node of cpu clock * @table: frequency table */ struct cpu_data { - struct clk *clk; struct device_node *parent; struct cpufreq_frequency_table *table; }; @@ -81,13 +79,6 @@ static inline const struct cpumask *cpu_core_mask(int cpu) } #endif
-static unsigned int corenet_cpufreq_get_speed(unsigned int cpu) -{ - struct cpu_data *data = per_cpu(cpu_data, cpu); - - return clk_get_rate(data->clk) / 1000; -} - /* reduce the duplicated frequencies in frequency table */ static void freq_table_redup(struct cpufreq_frequency_table *freq_table, int count) @@ -158,8 +149,8 @@ static int corenet_cpufreq_cpu_init(struct cpufreq_policy *policy) goto err_np; }
- data->clk = of_clk_get(np, 0); - if (IS_ERR(data->clk)) { + policy->clk = of_clk_get(np, 0); + if (IS_ERR(policy->clk)) { pr_err("%s: no clock information\n", __func__); goto err_nomem2; } @@ -255,7 +246,7 @@ static int corenet_cpufreq_target(struct cpufreq_policy *policy, struct cpu_data *data = per_cpu(cpu_data, policy->cpu);
parent = of_clk_get(data->parent, data->table[index].driver_data); - return clk_set_parent(data->clk, parent); + return clk_set_parent(policy->clk, parent); }
static struct cpufreq_driver ppc_corenet_cpufreq_driver = { @@ -265,7 +256,7 @@ static struct cpufreq_driver ppc_corenet_cpufreq_driver = { .exit = __exit_p(corenet_cpufreq_cpu_exit), .verify = cpufreq_generic_frequency_table_verify, .target_index = corenet_cpufreq_target, - .get = corenet_cpufreq_get_speed, + .get = cpufreq_generic_get, .attr = cpufreq_generic_attr, };