[PATCH v3] regulator: Use bitfield values for range selectors
Matti Vaittinen
mazziesaccount at gmail.com
Tue Aug 1 23:50:34 PDT 2023
On 7/14/23 11:14, Chen-Yu Tsai wrote:
> Right now the regulator helpers expect raw register values for the range
> selectors. This is different from the voltage selectors, which are
> normalized as bitfield values. This leads to a bit of confusion. Also,
> raw values are harder to copy from datasheets or match up with them,
> as datasheets will typically have bitfield values.
>
> Make the helpers expect bitfield values, and convert existing users. The
> field in regulator_desc is renamed to |linear_range_selectors_bitfield|.
> This is intended to cause drivers added in the same merge window and
> out-of-tree drivers using the incorrect variable and values to break,
> preventing incorrect values being used on actual hardware and potentially
> producing magic smoke.
>
> Also include bitops.h explicitly for ffs(), and reorder the header include
> statements. While at it, also replace module.h with export.h, since the
> only use is EXPORT_SYMBOL_GPL.
>
> Signed-off-by: Chen-Yu Tsai <wenst at chromium.org>
> ---
> Changes since v2:
> - Changed .linear_range_selectors to .linear_range_selectors_bitfield,
> as suggested by David
> - Dropped Matti's Reviewed-by due to this intrusive change
Sorry for late reply, I assume this is already merged... I was mostly
offline for a month or so - I can recommend, works wonders ;)
Just wanted to say (and in case this is not yet merged) - still looks
good to me (helpers and bd718x7 parts).
Yours,
Matti
--
Matti Vaittinen
Linux kernel developer at ROHM Semiconductors
Oulu Finland
~~ When things go utterly wrong vim users can always type :help! ~~
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