cpufreq: exynos: Fix hang in pm handler due to frequency mismatch (c098ea74) · Commits · 戴 / test

When pm handler set freq & voltage, frequency mismatch occurred. Because freqs.new isn't set in pm handler. Signed-off-by:

drivers/cpufreq/exynos-cpufreq.c

+5 −3

Original line number	Diff line number	Diff line
		@@ -69,9 +69,10 @@ static int exynos_cpufreq_scale(unsigned int target_freq)
		int ret = 0;

		freqs.old = policy->cur;
		freqs.new = target_freq;
		freqs.cpu = policy->cpu;

		if (target_freq == freqs.old)
		if (freqs.new == freqs.old)
		goto out;

		/*
		@@ -159,6 +160,7 @@ static int exynos_target(struct cpufreq_policy *policy,
		{
		struct cpufreq_frequency_table *freq_table = exynos_info->freq_table;
		unsigned int index;
		unsigned int new_freq;
		int ret = 0;

		mutex_lock(&cpufreq_lock);
		@@ -172,9 +174,9 @@ static int exynos_target(struct cpufreq_policy *policy,
		goto out;
		}

		freqs.new = freq_table[index].frequency;
		new_freq = freq_table[index].frequency;

		ret = exynos_cpufreq_scale(freqs.new);
		ret = exynos_cpufreq_scale(new_freq);

		out:
		mutex_unlock(&cpufreq_lock);