C++ (Cpp) pmu_backlight_get_level_brightnessの例

コード例 #1

ファイル: via-pmu-backlight.c プロジェクト: DirtyDroidX/android_kernel_htc_m8ul

static int __pmu_backlight_update_status(struct backlight_device *bd)
{
	struct adb_request req;
	int level = bd->props.brightness;


	if (bd->props.power != FB_BLANK_UNBLANK ||
	    bd->props.fb_blank != FB_BLANK_UNBLANK)
		level = 0;

	if (level > 0) {
		int pmulevel = pmu_backlight_get_level_brightness(level);

		pmu_request(&req, NULL, 2, PMU_BACKLIGHT_BRIGHT, pmulevel);
		pmu_wait_complete(&req);

		pmu_request(&req, NULL, 2, PMU_POWER_CTRL,
			PMU_POW_BACKLIGHT | PMU_POW_ON);
		pmu_wait_complete(&req);
	} else {
		pmu_request(&req, NULL, 2, PMU_POWER_CTRL,
			PMU_POW_BACKLIGHT | PMU_POW_OFF);
		pmu_wait_complete(&req);
	}

	return 0;
}

コード例 #2

ファイル: via-pmu-backlight.c プロジェクト: ivucica/linux

static int pmu_backlight_update_status(struct backlight_device *bd)
{
	struct adb_request req;
	unsigned long flags;
	int level = bd->props->brightness;

	spin_lock_irqsave(&pmu_backlight_lock, flags);

	/* Don't update brightness when sleeping */
	if (sleeping)
		goto out;

	if (bd->props->power != FB_BLANK_UNBLANK ||
	    bd->props->fb_blank != FB_BLANK_UNBLANK)
		level = 0;

	if (level > 0) {
		int pmulevel = pmu_backlight_get_level_brightness(level);

		pmu_request(&req, NULL, 2, PMU_BACKLIGHT_BRIGHT, pmulevel);
		pmu_wait_complete(&req);

		pmu_request(&req, NULL, 2, PMU_POWER_CTRL,
			PMU_POW_BACKLIGHT | PMU_POW_ON);
		pmu_wait_complete(&req);
	} else {
		pmu_request(&req, NULL, 2, PMU_POWER_CTRL,
			PMU_POW_BACKLIGHT | PMU_POW_OFF);
		pmu_wait_complete(&req);
	}

out:
	spin_unlock_irqrestore(&pmu_backlight_lock, flags);

	return 0;
}