C++ (Cpp) rockchip_do_pmu_set_power_domain示例

示例#1

文件： pm_domains.c 项目： 513855417/linux

static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on)
{
	int i;

	mutex_lock(&pd->pmu->mutex);

	if (rockchip_pmu_domain_is_on(pd) != power_on) {
		for (i = 0; i < pd->num_clks; i++)
			clk_enable(pd->clks[i]);

		if (!power_on) {
			rockchip_pmu_save_qos(pd);

			/* if powering down, idle request to NIU first */
			rockchip_pmu_set_idle_request(pd, true);
		}

		rockchip_do_pmu_set_power_domain(pd, power_on);

		if (power_on) {
			/* if powering up, leave idle mode */
			rockchip_pmu_set_idle_request(pd, false);

			rockchip_pmu_restore_qos(pd);
		}

		for (i = pd->num_clks - 1; i >= 0; i--)
			clk_disable(pd->clks[i]);
	}

	mutex_unlock(&pd->pmu->mutex);
	return 0;
}

示例#2

文件： pm_domains.c 项目： Lyude/linux

static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on)
{
	struct rockchip_pmu *pmu = pd->pmu;
	int ret;

	mutex_lock(&pmu->mutex);

	if (rockchip_pmu_domain_is_on(pd) != power_on) {
		ret = clk_bulk_enable(pd->num_clks, pd->clks);
		if (ret < 0) {
			dev_err(pmu->dev, "failed to enable clocks\n");
			mutex_unlock(&pmu->mutex);
			return ret;
		}

		if (!power_on) {
			rockchip_pmu_save_qos(pd);

			/* if powering down, idle request to NIU first */
			rockchip_pmu_set_idle_request(pd, true);
		}

		rockchip_do_pmu_set_power_domain(pd, power_on);

		if (power_on) {
			/* if powering up, leave idle mode */
			rockchip_pmu_set_idle_request(pd, false);

			rockchip_pmu_restore_qos(pd);
		}

		clk_bulk_disable(pd->num_clks, pd->clks);
	}

	mutex_unlock(&pmu->mutex);
	return 0;
}