ACK: [PATCH 0/2][SRU][F] USB: serial: pl2303: add support for PL2303HXN

Tim Gardner tim.gardner at canonical.com
Mon Oct 25 11:54:29 UTC 2021


Acked-by: Tim Gardner <tim.gardner at canonical.com>

Should not impact the older USB part.

On 10/22/21 1:22 AM, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1948377
> 
> [Impact]
> PL2303HXN is not supported by 5.4 kernel.
> 5.5 kernel starts to support it. so only SRU for focal 5.4 kernel.
> 
> [Fix]
> Clean cherry-pick upstream commits.
> Add support for PL2303HXN.
> 
> [Test]
> Verified on hardware, use minicom to test serial port, it works fine.
> 
> [Where problems could occur]
> It may break the pl2303 ttyUSBx.
> 
> Charles Yeh (1):
>    USB: serial: pl2303: add support for PL2303HXN
> 
> Johan Hovold (1):
>    USB: serial: pl2303: fix line-speed handling on newer chips
> 
>   drivers/usb/serial/pl2303.c | 132 +++++++++++++++++++++++++++++-------
>   drivers/usb/serial/pl2303.h |   6 ++
>   2 files changed, 114 insertions(+), 24 deletions(-)
> 

-- 
-----------
Tim Gardner
Canonical, Inc



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