Re: [RFC PATCH v4 1/1] platform/x86/tuxedo: Add virtual LampArray for TUXEDO NB04 devices

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On Fri, 4 Oct 2024, Werner Sembach wrote:
> Am 03.10.24 um 12:54 schrieb Ilpo Järvinen:
> > On Wed, 2 Oct 2024, Werner Sembach wrote:
> > > Am 02.10.24 um 11:52 schrieb Ilpo Järvinen:
> > > > On Tue, 1 Oct 2024, Werner Sembach wrote:
> > > > 
> > > > > The TUXEDO Sirius 16 Gen1 and TUXEDO Sirius 16 Gen2 devices have a
> > > > > per-key
> > > > > controllable RGB keyboard backlight. The firmware API for it is
> > > > > implemented
> > > > > via WMI.
> > > > > 
> > > > > To make the backlight userspace configurable this driver emulates a
> > > > > LampArray HID device and translates the input from hidraw to the
> > > > > corresponding WMI calls. This is a new approach as the leds subsystem
> > > > > lacks
> > > > > a suitable UAPI for per-key keyboard backlights, and like this no new
> > > > > UAPI
> > > > > needs to be established.
> > > > > 
> > > > > v2: Integrated Armins feedback and fixed kernel test robot warnings.
> > > > > v3: Fixed borked subject line of v2.
> > > > > v4: Remove unrequired WMI mutex.
> > > > >       Move device checking from probe to init.
> > > > >       Fix device checking working exactly reverse as it should.
> > > > >       Fix null pointer dereference because, hdev->driver_data !=
> > > > > hdev->dev.driver_data.
> > > > > 
> > > > > Co-developed-by: Christoffer Sandberg <cs@xxxxxxxxx>
> > > > > Signed-off-by: Christoffer Sandberg <cs@xxxxxxxxx>
> > > > > Signed-off-by: Werner Sembach <wse@xxxxxxxxxxxxxxxxxxx>
> > > > > Link:
> > > > > https://lore.kernel.org/all/1fb08a74-62c7-4d0c-ba5d-648e23082dcb@xxxxxxxxxxxxxxxxxxx/
> > > > > ---

> > > That why i choose the rather generic names of just the input and output
> > > length
> > > because there is no semantic connection between the wmi methods in
> > > tuxedo_nb04_wmi_8_b_in_80_b_out and tuxedo_nb04_wmi_496_b_in_80_b_out
> > > respectively that would make for a good name.
> > So the only valuable characters are prefix + 8/496/80 the rest doesn't
> > really tell much despite all its characters :-). Details like which of the
> > numbers is in/out and that the numbers are in bytes could IMO be left to
> > struct's comment without loss of much information value.
> > 
> tuxedo_nb04_wmi_8_80 kinda looks strange to me, what about
> tuxedo_nb04_wmi_8_in_80_out? but that's on 4 chars shorter.

Perhaps just tuxedo_nb04_wmi_8in_80out ?

I can see you like to use underscores a lot so I can understand if that 
feels a step too far :-) (no offence meant).

-- 
 i.

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