Re: [PATCH] iio: imu: inv_icm42600: update gyro start and stop delay

[Jean-Baptiste Maneyrol]

>
>________________________________________
>From: Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@xxxxxxx>
>Sent: Tuesday, October 20, 2026 14:40
>To: Andy Shevchenko
>Cc: Jonathan Cameron; David Lechner; Nuno Sá; Andy Shevchenko; linux-iio@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
>Subject: Re: [PATCH] iio: imu: inv_icm42600: update gyro start and stop delay
>
>>________________________________________ >From: Andy Shevchenko <andriy. shevchenko@ intel. com> >Sent: Tuesday, October 20, 2026 10: 53 >To: Jean-Baptiste Maneyrol >Cc: Jonathan Cameron; David Lechner; Nuno Sá; Andy Shevchenko;
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>>________________________________________
>>From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxx>
>>Sent: Tuesday, October 20, 2026 10:53
>>To: Jean-Baptiste Maneyrol
>>Cc: Jonathan Cameron; David Lechner; Nuno Sá; Andy Shevchenko; linux-iio@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
>>Subject: Re: [PATCH] iio: imu: inv_icm42600: update gyro start and stop delay
>>
>>On Tue, Oct 20, 2026 at 10: 42: 30AM +0200, Jean-Baptiste Maneyrol via B4 Relay wrote: > Following datasheet gyroscope specifications, the maximum start time What datasheet? What specifications? Please, be more precise to refer the Datasheet
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>>On Tue, Oct 20, 2026 at 10:42:30AM +0200, Jean-Baptiste Maneyrol via B4 Relay wrote:
>>
>>> Following datasheet gyroscope specifications, the maximum start time
>>
>>What datasheet? What specifications? Please, be more precise to refer the
>>Datasheet name, version, chapter, section, et cetera.
>
>Hello Andy,
>
>I will add the reference.

Hello again,

in fact, this number is not available in the public datasheet. Only the mean
value is accessible.

Should I just modify the commit message to delete any reference to the datasheet?

>
>>
>>> for gyroscope is 45ms. Stop time is required for letting gyroscope
>>> mechanical structure settle down before enabling it back. 50ms is a
>>> sufficient value for that.
>>>
>>> Update values to these numbers.
>>
>>Do we need a Fixes tag?
>
>I don't think so, since it is not a bug fix but an enhancement. It was
>working correctly before, even if it was waiting too much for nothing.
>
>>
>>--
>>With Best Regards,
>>Andy Shevchenko
>>
>
>Thanks,
>JB
>

Thanks,
JB