[CPUFREQ][8/8] acpi-cpufreq: Add support for freq feedback from hardware

[pandora-kernel.git] / drivers / cpufreq / cpufreq_ondemand.c

diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index bf8aa45..291cfe9 100644 (file)
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -393,8 +393,15 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
         * policy. To be safe, we focus 10 points under the threshold.
         */
        if (load < (dbs_tuners_ins.up_threshold - 10)) {
-               unsigned int freq_next = (policy->cur * load) /
+               unsigned int freq_next, freq_cur;
+
+               freq_cur = cpufreq_driver_getavg(policy);
+               if (!freq_cur)
+                       freq_cur = policy->cur;
+
+               freq_next = (freq_cur * load) /
                        (dbs_tuners_ins.up_threshold - 10);
+
                if (!dbs_tuners_ins.powersave_bias) {
                        __cpufreq_driver_target(policy, freq_next,
                                        CPUFREQ_RELATION_L);