From 7a6c79f2fe53dac9b7b290f3a4c56b0958e19201 Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Sun, 27 Dec 2015 00:27:38 +0100 Subject: cpufreq: Simplify core code related to boost support Notice that the boost_supported field in struct cpufreq_driver is redundant, because the driver's ->set_boost callback may be left unset if "boost" is not supported. Moreover, the only driver populating the ->set_boost callback is acpi_cpufreq, so make it avoid populating that callback if "boost" is not supported, rework the core to check ->set_boost instead of boost_supported to verify "boost" support and drop boost_supported which isn't used any more. Signed-off-by: Rafael J. Wysocki Acked-by: Viresh Kumar --- drivers/cpufreq/acpi-cpufreq.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/cpufreq/acpi-cpufreq.c') diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c index 12da54a..51eef87 100644 --- a/drivers/cpufreq/acpi-cpufreq.c +++ b/drivers/cpufreq/acpi-cpufreq.c @@ -164,7 +164,7 @@ static ssize_t store_cpb(struct cpufreq_policy *policy, const char *buf, int ret; unsigned int val = 0; - if (!acpi_cpufreq_driver.boost_supported) + if (!acpi_cpufreq_driver.set_boost) return -EINVAL; ret = kstrtouint(buf, 10, &val); @@ -900,7 +900,6 @@ static struct cpufreq_driver acpi_cpufreq_driver = { .resume = acpi_cpufreq_resume, .name = "acpi-cpufreq", .attr = acpi_cpufreq_attr, - .set_boost = set_boost, }; static void __init acpi_cpufreq_boost_init(void) @@ -911,7 +910,7 @@ static void __init acpi_cpufreq_boost_init(void) if (!msrs) return; - acpi_cpufreq_driver.boost_supported = true; + acpi_cpufreq_driver.set_boost = set_boost; acpi_cpufreq_driver.boost_enabled = boost_state(0); cpu_notifier_register_begin(); -- cgit v1.1