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SubjectRe: [PATCH v2] can: tcan4x5x: Turn on the power before parsing the config
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Marc

On 1/2/20 6:38 AM, Marc Kleine-Budde wrote:
> On 12/10/19 5:32 PM, Dan Murphy wrote:
>> The parse config function now performs action on the device either
>> reading or writing and a reset. If the regulator is managed it needs
>> to be turned on. So turn on the regulator if available if the parsing
>> fails then turn off the regulator.
> Another BTW:
> Consider converting the switching of the vsup to runtime_pm.
>
> Yet another one:
> Why do you disable the clocks in the error path of tcan4x5x_can_probe(),
> but never enable them?
>
>> out_clk:
>> if (!IS_ERR(mcan_class->cclk)) {
>> clk_disable_unprepare(mcan_class->cclk);
>> clk_disable_unprepare(mcan_class->hclk);
>> }
> - please move the clock handling from the m_can.c to the individual
> driver
> - please move the clock handling to runtime_pm in the individual driver
> - remove the obsolete m_can_class_get_clocks()
> - make runtime_pm mandatory
>
> regards,
> Marc
>
I have separate the clock calls into pm runtime calls and moved the
clock init into the respective children of the framework.

Did you want me to submit 1 patch with all the changes or would you like
3 separate patches?  First 2 patches will abstract the clocks away into
the children and the 3rd patch would be to remove the clocks API from
the framework

Dan

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