RE: [PATCH 5/5] platform/x86: dell: Add new dell-wmi-ddv driver

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> -----Original Message-----
> From: Armin Wolf <W_Armin@xxxxxx>
> Sent: Tuesday, September 13, 2022 09:41
> To: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>; hdegoede@xxxxxxxxxx;
> markgross@xxxxxxxxxx
> Cc: rafael@xxxxxxxxxx; lenb@xxxxxxxxxx; hmh@xxxxxxxxxx;
> matan@xxxxxxxxxxx; corentin.chary@xxxxxxxxx; jeremy@xxxxxxxxxxxx;
> productdev@xxxxxxxxxxxx; platform-driver-x86@xxxxxxxxxxxxxxx; linux-
> acpi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH 5/5] platform/x86: dell: Add new dell-wmi-ddv driver
> 
> Am 12.09.22 um 23:56 schrieb Randy Dunlap:
> 
> > Hi--
> >
> > On 9/12/22 05:53, Armin Wolf wrote:
> >> diff --git a/drivers/platform/x86/dell/Kconfig
> b/drivers/platform/x86/dell/Kconfig
> >> index 25421e061c47..209e63e347e2 100644
> >> --- a/drivers/platform/x86/dell/Kconfig
> >> +++ b/drivers/platform/x86/dell/Kconfig
> >> @@ -189,6 +189,19 @@ config DELL_WMI_DESCRIPTOR
> >>   	default n
> >>   	depends on ACPI_WMI
> >>
> >> +config DELL_WMI_DDV
> >> +	tristate "Dell WMI sensors Support"
> >> +	default m
> > You should (try to) justify default m, otherwise just
> > don't have a default for it.
> 
> I have chosen default m since many other Dell platform drivers are being
> default m. Since this driver is not essential for normal operation,
> i will drop default m then.

Actually Dell drivers directory are a bit unique in this regard.  There is a special
top level boolean.  I would suggest to keep it as is.

Take a look at:
menuconfig X86_PLATFORM_DRIVERS_DELL

> 
> Armin Wolf
> 
> >> +	depends on ACPI_BATTERY
> >> +	depends on ACPI_WMI
> >> +	help
> >> +	  This option adds support for WMI-based sensors like
> >> +	  battery temperature sensors found on some Dell notebooks.
> >> +	  It also supports reading of the batteries ePPID.
> >> +
> >> +	  To compile this drivers as a module, choose M here: the module will
> >> +	  be called dell-wmi-ddv.




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