Sent from Anson's iPhone
> 在 2013年12月17日，21:23，"Mark Brown" <broonie@xxxxxxxxxx> 写道：
>
>> On Tue, Dec 17, 2013 at 05:08:22PM -0500, Anson Huang wrote:
>>
>> if (new_freq > old_freq) {
>> + if (regulator_is_enabled(pu_reg)) {
>> + ret = regulator_set_voltage_tol(pu_reg, imx6_soc_volt[index], 0);
>
> As I pointed out while reviewing the regulator driver this is racy,
> nothing stops the regulator state being changed after you read it and if
> you skip setting the voltage then when something comes along and enables
> the regulator later it will be enabled with a possibly incorrect
> voltage.
yes, you are correct, I will remove this PU status check in V3 patch.
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