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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2015-08-07 13:59:16 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-08-08 04:35:10 +0200
commit21c36d35711d24a7689b7fb9606ce78f3b4c3d3b (patch)
tree45f6af8bbf645f5cd68a2efbfe2d5f3dab3050b3 /drivers/cpufreq/cpufreq-dt.c
parentcpufreq: dt: Add support for turbo/boost mode (diff)
downloadlinux-21c36d35711d24a7689b7fb9606ce78f3b4c3d3b.tar.xz
linux-21c36d35711d24a7689b7fb9606ce78f3b4c3d3b.zip
cpufreq-dt: make scaling_boost_freqs sysfs attr available when boost is enabled
Make scaling_boost_freqs sysfs attribute is available when cpufreq-dt driver is used and boost support is enabled. Suggested-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq-dt.c')
-rw-r--r--drivers/cpufreq/cpufreq-dt.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c
index b9259abd25d4..c3583cdfadbd 100644
--- a/drivers/cpufreq/cpufreq-dt.c
+++ b/drivers/cpufreq/cpufreq-dt.c
@@ -36,6 +36,12 @@ struct private_data {
unsigned int voltage_tolerance; /* in percentage */
};
+static struct freq_attr *cpufreq_dt_attr[] = {
+ &cpufreq_freq_attr_scaling_available_freqs,
+ NULL, /* Extra space for boost-attr if required */
+ NULL,
+};
+
static int set_target(struct cpufreq_policy *policy, unsigned int index)
{
struct dev_pm_opp *opp;
@@ -336,6 +342,7 @@ static int cpufreq_init(struct cpufreq_policy *policy)
ret = cpufreq_enable_boost_support();
if (ret)
goto out_free_cpufreq_table;
+ cpufreq_dt_attr[1] = &cpufreq_freq_attr_scaling_boost_freqs;
}
policy->cpuinfo.transition_latency = transition_latency;
@@ -411,7 +418,7 @@ static struct cpufreq_driver dt_cpufreq_driver = {
.exit = cpufreq_exit,
.ready = cpufreq_ready,
.name = "cpufreq-dt",
- .attr = cpufreq_generic_attr,
+ .attr = cpufreq_dt_attr,
};
static int dt_cpufreq_probe(struct platform_device *pdev)