Re: [PATCHv2 3/3] IIO: hid-sensor-magn-3d: Add in support for True/Magnetic North HID usages

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Hey Srinivas,

On Tue, Jun 3, 2014 at 12:43 PM, Srinivas Pandruvada
<srinivas.pandruvada@xxxxxxxxxxxxxxx> wrote:

>
> May be we should have a field in const struct iio_chan_spec, so that we
> can dynamically enable disable channels. In this way we can statically
> define channels, but can be enabled/disabled dynamically.
>
Would this require changing iio subsystem to create sysfs entries only
when enabled? Would we need to add functions to disable and enable
later on?
>
> I think we need to present angle in radians. Are you basing change present
> in linux-next? This will automatically do in this function.
>
I'll look into this. What function should I use to make the iio chanel
to report radians?
>
>
> I don't see kfree. Try devm_kcalloc?
>
I changed kmemdup to kcalloc so there is still a kfree in the exsiting
code. I can change this to devm_kcalloc but only if we don't go with
static channels that are enabled as found.

Thanks,
Reyad Attiyat
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