cpufreq: Implement light weight ->target_index() routine

[firefly-linux-kernel-4.4.55.git] / drivers / cpufreq / pxa3xx-cpufreq.c

diff --git a/drivers/cpufreq/pxa3xx-cpufreq.c b/drivers/cpufreq/pxa3xx-cpufreq.c
index 47fbee49d6e594f2dfd6ca1e55ddebbe0b3a2f90..132e37d578c21d98e6a9eae455c39a04b75e9727 100644 (file)
--- a/drivers/cpufreq/pxa3xx-cpufreq.c
+++ b/drivers/cpufreq/pxa3xx-cpufreq.c
@@ -155,24 +155,16 @@ static unsigned int pxa3xx_cpufreq_get(unsigned int cpu)
        return pxa3xx_get_clk_frequency_khz(0);
 }
 
-static int pxa3xx_cpufreq_set(struct cpufreq_policy *policy,
-                             unsigned int target_freq,
-                             unsigned int relation)
+static int pxa3xx_cpufreq_set(struct cpufreq_policy *policy, unsigned int index)
 {
        struct pxa3xx_freq_info *next;
        struct cpufreq_freqs freqs;
        unsigned long flags;
-       int idx;
 
        if (policy->cpu != 0)
                return -EINVAL;
 
-       /* Lookup the next frequency */
-       if (cpufreq_frequency_table_target(policy, pxa3xx_freqs_table,
-                               target_freq, relation, &idx))
-               return -EINVAL;
-
-       next = &pxa3xx_freqs[idx];
+       next = &pxa3xx_freqs[index];
 
        freqs.old = policy->cur;
        freqs.new = next->cpufreq_mhz * 1000;
@@ -181,9 +173,6 @@ static int pxa3xx_cpufreq_set(struct cpufreq_policy *policy,
                        freqs.old / 1000, freqs.new / 1000,
                        (freqs.old == freqs.new) ? " (skipped)" : "");
 
-       if (freqs.old == target_freq)
-               return 0;
-
        cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
 
        local_irq_save(flags);
@@ -225,7 +214,7 @@ static int pxa3xx_cpufreq_init(struct cpufreq_policy *policy)
 
 static struct cpufreq_driver pxa3xx_cpufreq_driver = {
        .verify         = cpufreq_generic_frequency_table_verify,
-       .target         = pxa3xx_cpufreq_set,
+       .target_index   = pxa3xx_cpufreq_set,
        .init           = pxa3xx_cpufreq_init,
        .exit           = cpufreq_generic_exit,
        .get            = pxa3xx_cpufreq_get,