diff options
| author | Alex Frid <afrid@nvidia.com> | 2013-07-22 21:26:11 -0700 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-16 17:40:59 -0700 |
| commit | 7bbccf97095392f73fa661290191e9cf57406529 (patch) | |
| tree | 02af49bb97401c767bf8b814c85855793e922feb /kernel/power | |
| parent | 485194b175a39aa658d9d695fdd64d430be237fb (diff) | |
PM QoS: Add GPU frequency limits to PM QoS
Added GPU frequency min/max as PM QoS classes.
Bug 1330780
Change-Id: I2428c62748521c17e23b2df9ca409deda8b36160
Signed-off-by: Alex Frid <afrid@nvidia.com>
Reviewed-on: http://git-master/r/267702
Reviewed-by: Ilan Aelion <iaelion@nvidia.com>
Reviewed-by: Mitch Luban <mluban@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Diffstat (limited to 'kernel/power')
| -rw-r--r-- | kernel/power/qos.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/kernel/power/qos.c b/kernel/power/qos.c index 15e108dde01b..1dcb9fd0a475 100644 --- a/kernel/power/qos.c +++ b/kernel/power/qos.c @@ -157,6 +157,31 @@ static struct pm_qos_object cpu_freq_max_pm_qos = { .name = "cpu_freq_max", }; +static BLOCKING_NOTIFIER_HEAD(gpu_freq_min_notifier); +static struct pm_qos_constraints gpu_freq_min_constraints = { + .list = PLIST_HEAD_INIT(gpu_freq_min_constraints.list), + .target_value = PM_QOS_GPU_FREQ_MIN_DEFAULT_VALUE, + .default_value = PM_QOS_GPU_FREQ_MIN_DEFAULT_VALUE, + .type = PM_QOS_MAX, + .notifiers = &gpu_freq_min_notifier, +}; +static struct pm_qos_object gpu_freq_min_pm_qos = { + .constraints = &gpu_freq_min_constraints, + .name = "gpu_freq_min", +}; + +static BLOCKING_NOTIFIER_HEAD(gpu_freq_max_notifier); +static struct pm_qos_constraints gpu_freq_max_constraints = { + .list = PLIST_HEAD_INIT(gpu_freq_max_constraints.list), + .target_value = PM_QOS_GPU_FREQ_MAX_DEFAULT_VALUE, + .default_value = PM_QOS_GPU_FREQ_MAX_DEFAULT_VALUE, + .type = PM_QOS_MIN, + .notifiers = &gpu_freq_max_notifier, +}; +static struct pm_qos_object gpu_freq_max_pm_qos = { + .constraints = &gpu_freq_max_constraints, + .name = "gpu_freq_max", +}; static struct pm_qos_object *pm_qos_array[] = { &null_pm_qos, @@ -166,7 +191,9 @@ static struct pm_qos_object *pm_qos_array[] = { &min_online_cpus_pm_qos, &max_online_cpus_pm_qos, &cpu_freq_min_pm_qos, - &cpu_freq_max_pm_qos + &cpu_freq_max_pm_qos, + &gpu_freq_min_pm_qos, + &gpu_freq_max_pm_qos }; static ssize_t pm_qos_power_write(struct file *filp, const char __user *buf, |