Revert "drivers: cpufreq: Import Xiaomi changes"

This reverts commit f23ac5e487.

Change-Id: Ic509ab5af077928397832b36fed1eab8232cd7b7

drivers/cpufreq/cpufreq.c

@@ -2266,6 +2266,10 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy,
 	blocking_notifier_call_chain(&cpufreq_policy_notifier_list,
 			CPUFREQ_ADJUST, new_policy);
 
+	/* adjust if necessary - hardware incompatibility */
+	blocking_notifier_call_chain(&cpufreq_policy_notifier_list,
+			CPUFREQ_INCOMPATIBLE, new_policy);
+
 	/*
 	 * verify the cpu speed can be set within this limit, which might be
 	 * different to the first one

drivers/cpufreq/qcom-cpufreq-hw.c

@@ -151,8 +151,6 @@ static unsigned long limits_mitigation_notify(struct cpufreq_qcom *c,
 			freq = policy->cpuinfo.max_freq;
 	}
 
-	freq = U32_MAX;   //Fix me! This is WA here！
-
 	sched_update_cpu_freq_min_max(&c->related_cpus, 0, freq);
 	trace_dcvsh_freq(cpumask_first(&c->related_cpus), freq);
 	c->dcvsh_freq_limit = freq;