cpufreq: imx6q: add return value check for voltage scale (6ef28a04) · Commits · 戴 / test

Add return value check for voltage scale when ARM clock rate change fail. Signed-off-by:

drivers/cpufreq/imx6q-cpufreq.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -160,8 +160,13 @@ static int imx6q_set_target(struct cpufreq_policy *policy, unsigned int index)
		/* Ensure the arm clock divider is what we expect */
		ret = clk_set_rate(clks[ARM].clk, new_freq * 1000);
		if (ret) {
		int ret1;

		dev_err(cpu_dev, "failed to set clock rate: %d\n", ret);
		regulator_set_voltage_tol(arm_reg, volt_old, 0);
		ret1 = regulator_set_voltage_tol(arm_reg, volt_old, 0);
		if (ret1)
		dev_warn(cpu_dev,
		"failed to restore vddarm voltage: %d\n", ret1);
		return ret;
		}