2021-02-02 07:38:35

by Kai-Heng Feng

[permalink] [raw]
Subject: Re: [PATCH] rtw88: 8821c: Add RFE 2 support

On Tue, Feb 2, 2021 at 3:02 PM Larry Finger <[email protected]> wrote:
>
> On 2/2/21 12:29 AM, Kalle Valo wrote:
> > Kai-Heng Feng <[email protected]> writes:
> >
> >> On Wed, Aug 5, 2020 at 7:24 PM Kai-Heng Feng
> >> <[email protected]> wrote:
> >>>
> >>> Hi Tony,
> >>>
> >>>> On Aug 5, 2020, at 19:18, Tony Chuang <[email protected]> wrote:
> >>>>
> >>>>> 8821CE with RFE 2 isn't supported:
> >>>>> [ 12.404834] rtw_8821ce 0000:02:00.0: rfe 2 isn't supported
> >>>>> [ 12.404937] rtw_8821ce 0000:02:00.0: failed to setup chip efuse info
> >>>>> [ 12.404939] rtw_8821ce 0000:02:00.0: failed to setup chip information
> >>>>>
> >>>>
> >>>> NACK
> >>>>
> >>>> The RFE type 2 should be working with some additional fixes.
> >>>> Did you tested connecting to AP with BT paired?
> >>>
> >>> No, I only tested WiFi.
> >>>
> >>>> The antenna configuration is different with RFE type 0.
> >>>> I will ask someone else to fix them.
> >>>> Then the RFE type 2 modules can be supported.
> >>>
> >>> Good to know that, I'll be patient and wait for a real fix.
> >>
> >> It's been quite some time, is support for RFE type 2 ready now?
> >
> > It looks like this patch should add it:
> >
> > https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/
> >
> New firmware (rtw8821c_fw.bin) is also needed. That is available at
> https://github.com/lwfinger/rtw88.git.

Thanks. RFE2 works with the new firmware.

Kai-Heng

>
> Larry
>