ect: Re: [PATCH V5 1/9] drivers core: Add support for Wifi band RF
mitigations
What is the purpose of this stage? Why would it not be supported for
this device?
This is needed for wbrf support via ACPI mechanism. If BIOS(AML code)
does not support the wbrf adding/removing for some device, it shoul
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> Subject: Re: [PATCH V5 1/9] drivers core: Add support for Wifi band RF
> mitigations
>
> > > What is the purpose of this stage? Why would it not be suppo
> > What is the purpose of this stage? Why would it not be supported for this
> > device?
> This is needed for wbrf support via ACPI mechanism. If BIOS(AML code) does
> not support the wbrf adding/removing for some device,
> it should speak that out so that the device can be aware of that.
How
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Subject: Re: [PATCH V5 1/9] drivers core: Add
@vger.kernel.org
> Subject: Re: [PATCH V5 1/9] drivers core: Add support for Wifi band RF
> mitigations
>
> On Fri, Jun 30, 2023 at 06:32:32PM +0800, Evan Quan wrote:
>
> ...
>
> > diff --git a/include/linux/wbrf.h b/include/linux/wbrf.h
> > new file mode 10064
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> Subject: Re: [PATCH V5 1/9] drivers core: Add support for Wifi band RF
> mitigations
>
> > Drivers/subsystems contributing frequencies:
> >
> > 1) During probe, check `wbrf_supported_producer` to see if WBRF
> supported
> >for the devi
er.kernel.org
> Subject: Re: [PATCH V5 1/9] drivers core: Add support for Wifi band RF
> mitigations
>
> > Right now there are stubs for non CONFIG_WBRF as well as other patches
> > are using #ifdef CONFIG_WBRF or having their own stubs. Like mac80211
> > patch
> Right now there are stubs for non CONFIG_WBRF as well as other patches are
> using #ifdef CONFIG_WBRF or having their own stubs. Like mac80211 patch
> looks for #ifdef CONFIG_WBRF.
>
> I think we should pick one or the other.
>
> Having other subsystems #ifdef CONFIG_WBRF will make the series
> Drivers/subsystems contributing frequencies:
>
> 1) During probe, check `wbrf_supported_producer` to see if WBRF supported
>for the device.
What is the purpose of this stage? Why would it not be supported for
this device?
> +#ifdef CONFIG_WBRF
> +bool wbrf_supported_producer(struct device
On 6/30/2023 05:32, Evan Quan wrote:
Due to electrical and mechanical constraints in certain platform designs
there may be likely interference of relatively high-powered harmonics of
the (G-)DDR memory clocks with local radio module frequency bands used
by Wifi 6/6e/7.
To mitigate this, AMD has
On Fri, Jun 30, 2023 at 06:32:32PM +0800, Evan Quan wrote:
...
> diff --git a/include/linux/wbrf.h b/include/linux/wbrf.h
> new file mode 100644
> index ..3ca95786cef5
> --- /dev/null
> +++ b/include/linux/wbrf.h
> @@ -0,0 +1,65 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> +
Due to electrical and mechanical constraints in certain platform designs
there may be likely interference of relatively high-powered harmonics of
the (G-)DDR memory clocks with local radio module frequency bands used
by Wifi 6/6e/7.
To mitigate this, AMD has introduced a mechanism that devices
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