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authorViresh Kumar <viresh.kumar@linaro.org>2019-07-05 16:21:24 +0530
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-07-08 23:56:39 +0200
commit18c49926c4bf4915e5194d1de3299c0537229f9f (patch)
treec401ef55be9d2b172bc5125782439a0629a03e68 /include/linux/cpufreq.h
parentc57b25bdf7cd374af106992356536bf5df7c255b (diff)
cpufreq: Add QoS requests for userspace constraints
This implements QoS requests to manage userspace configuration of min and max frequency. Reviewed-by: Matthias Kaehlcke <mka@chromium.org> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Tested-by: syzbot <syzbot+de771ae9390dffed7266@syzkaller.appspotmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/cpufreq.h')
-rw-r--r--include/linux/cpufreq.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 1fa37b675a80..afc683021ac5 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -50,11 +50,6 @@ struct cpufreq_cpuinfo {
unsigned int transition_latency;
};
-struct cpufreq_user_policy {
- unsigned int min; /* in kHz */
- unsigned int max; /* in kHz */
-};
-
struct cpufreq_policy {
/* CPUs sharing clock, require sw coordination */
cpumask_var_t cpus; /* Online CPUs only */
@@ -84,7 +79,8 @@ struct cpufreq_policy {
struct work_struct update; /* if update_policy() needs to be
* called, but you're in IRQ context */
- struct cpufreq_user_policy user_policy;
+ struct dev_pm_qos_request *min_freq_req;
+ struct dev_pm_qos_request *max_freq_req;
struct cpufreq_frequency_table *freq_table;
enum cpufreq_table_sorting freq_table_sorted;