C++ (Cpp) gpu_dvfs_handler_deinit示例

示例#1

文件： gpu_dvfs_handler.c 项目： monojo/xu3

static int gpu_dvfs_on_off(struct kbase_device *kbdev, bool enable)
{
	unsigned long flags;
	struct exynos_context *platform = (struct exynos_context *)kbdev->platform_context;
	if (!platform)
		return -ENODEV;

	if (enable && !platform->dvfs_status) {
		platform->dvfs_status = true;
		gpu_control_state_set(kbdev, GPU_CONTROL_CHANGE_CLK_VOL, platform->cur_clock);
		gpu_dvfs_handler_init(kbdev);
		if (!kbdev->pm.metrics.timer_active) {
			spin_lock_irqsave(&kbdev->pm.metrics.lock, flags);
			kbdev->pm.metrics.timer_active = true;
			spin_unlock_irqrestore(&kbdev->pm.metrics.lock, flags);
			hrtimer_start(&kbdev->pm.metrics.timer, HR_TIMER_DELAY_MSEC(platform->polling_speed), HRTIMER_MODE_REL);
		}
	} else if (!enable && platform->dvfs_status) {
		platform->dvfs_status = false;
		gpu_dvfs_handler_deinit(kbdev);
		gpu_control_state_set(kbdev, GPU_CONTROL_CHANGE_CLK_VOL, MALI_DVFS_BL_CONFIG_FREQ);
		if (kbdev->pm.metrics.timer_active) {
			spin_lock_irqsave(&kbdev->pm.metrics.lock, flags);
			kbdev->pm.metrics.timer_active = false;
			spin_unlock_irqrestore(&kbdev->pm.metrics.lock, flags);
			hrtimer_cancel(&kbdev->pm.metrics.timer);
		}
	} else {
		GPU_LOG(DVFS_WARNING, "impossible state to change dvfs status (current: %d, request: %d)\n",
				platform->dvfs_status, enable);
		return -1;
	}
	return 0;
}

示例#2

文件： gpu_dvfs_api.c 项目： zwieblauch/android_kernel_samsung_j700F

int gpu_dvfs_on_off(bool enable)
{
	struct kbase_device *kbdev = pkbdev;
	struct exynos_context *platform = (struct exynos_context *)kbdev->platform_context;

	DVFS_ASSERT(platform);

	if (enable && !platform->dvfs_status) {
		mutex_lock(&platform->gpu_dvfs_handler_lock);
		gpu_set_target_clk_vol(platform->cur_clock, false);
		gpu_dvfs_handler_init(kbdev);
		mutex_unlock(&platform->gpu_dvfs_handler_lock);

		gpu_dvfs_timer_control(true);
	} else if (!enable && platform->dvfs_status) {
		gpu_dvfs_timer_control(false);

		mutex_lock(&platform->gpu_dvfs_handler_lock);
		gpu_dvfs_handler_deinit(kbdev);
		gpu_set_target_clk_vol(platform->gpu_dvfs_config_clock, false);
		mutex_unlock(&platform->gpu_dvfs_handler_lock);
	} else {
		GPU_LOG(DVFS_WARNING, DUMMY, 0u, 0u, "%s: impossible state to change dvfs status (current: %d, request: %d)\n",
				__func__, platform->dvfs_status, enable);
		return -1;
	}

	return 0;
}

示例#3

文件： mali_kbase_platform.c 项目： GAXUSXX/G935FGaXusKernel2

/**
 ** Exynos5 hardware specific termination
 **/
static void kbase_platform_exynos5_term(struct kbase_device *kbdev)
{
	struct exynos_context *platform;
	platform = (struct exynos_context *) kbdev->platform_context;

	gpu_notifier_term();

#ifdef CONFIG_MALI_DVFS
	gpu_dvfs_handler_deinit(kbdev);
#endif /* CONFIG_MALI_DVFS */

	gpu_dvfs_utilization_deinit(kbdev);

	gpu_control_module_term(kbdev);

	kfree(kbdev->platform_context);
	kbdev->platform_context = 0;

#ifdef CONFIG_MALI_DEBUG_SYS
	gpu_remove_sysfs_file(kbdev->dev);
#endif /* CONFIG_MALI_DEBUG_SYS */
}