C++ (Cpp) kbase_pm_get_dvfs_action Examples

Example #1

File: mali_kbase_config_hi3635.c Project: HuaweiHonor4C/kernel_hi6210sft_mm

static int mali_kbase_get_dev_status(struct device *dev,
				      struct devfreq_dev_status *stat)
{
	struct kbase_device *kbdev = (struct kbase_device *)dev->platform_data;

	(void)kbase_pm_get_dvfs_action(kbdev);
	stat->busy_time = kbdev->pm.metrics.utilisation;
	stat->total_time = 100;
	stat->private_data = (void *)(long)kbdev->pm.metrics.vsync_hit;
	stat->current_frequency = kbdev->devfreq->previous_freq;

	return 0;
}

Example #2

File: mali_kbase_pm_metrics.c Project: AndreiLux/Perseus-S3

static void dvfs_callback(void *data)
{
	kbase_device *kbdev;
	kbase_pm_dvfs_action action;
	osk_error ret;

	OSK_ASSERT(data != NULL);

	kbdev = (kbase_device*)data;
#ifdef CONFIG_VITHAR_DVFS
	CSTD_UNUSED(action);
	kbase_platform_dvfs_event(kbdev, kbase_pm_get_dvfs_utilisation(kbdev));
#else
	action = kbase_pm_get_dvfs_action(kbdev);

	switch(action) {
		case KBASE_PM_DVFS_NOP:
			break;
		case KBASE_PM_DVFS_CLOCK_UP:
			/* Do whatever is required to increase the clock frequency */
			break;
		case KBASE_PM_DVFS_CLOCK_DOWN:
			/* Do whatever is required to decrease the clock frequency */
			break;
	}
#endif

	osk_spinlock_irq_lock(&kbdev->pm.metrics.lock);
	if (kbdev->pm.metrics.timer_active)
	{
		ret = osk_timer_start(&kbdev->pm.metrics.timer, KBASE_PM_DVFS_FREQUENCY);
		if (ret != OSK_ERR_NONE)
		{
			/* Handle the situation where the timer cannot be restarted */
		}
	}
	osk_spinlock_irq_unlock(&kbdev->pm.metrics.lock);
}