From: Greg KH <gregkh@linuxfoundation.org>
To: 240401736@qq.com
Cc: andriy.shevchenko@linux.intel.com, ilpo.jarvinen@linux.intel.com,
jirislaby@kernel.org, linux-kernel@vger.kernel.org,
linux-serial@vger.kernel.org, ??? <luoruihong@xiaomi.com>,
??? <weipengliang@xiaomi.com>, ??? <wengjinfei@xiaomi.com>,
colorsu1922@gmail.com
Subject: Re: [PATCH v2] serial: 8250: Preserve original value of DLF register
Date: Wed, 9 Aug 2023 13:47:07 +0200 [thread overview]
Message-ID: <2023080954-everyday-galore-f520@gregkh> (raw)
In-Reply-To: <tencent_CE78164E0DD743EAA6FD70A1D7F8565F9609@qq.com>
On Wed, Aug 09, 2023 at 02:30:58PM +0800, 240401736@qq.com wrote:
> On Thu, 29 Jun 2023 20:35:30 +0800, ruihongluo wrote:
> > This commit is aimed at preserving the original value of the
> > DLF(Divisor Latch Fraction Register). When the DLF register is
> > modified without preservation, it can disrupt the baudrate settings
> > established by firmware or bootloader , leading to data corruption
> > and the generation of unreadable or distorted characters.
> >
> > Fixes: 701c5e73b296 ("serial: 8250_dw: add fractional divisor support")
> > Signed-off-by: Ruihong Luo <luoruihong@xiaomi.com>
>
> Will this patch be merged into the 5.15 branch? We also need this patch on
> the 5.15 branch.
What is the git commit id of it in Linus's tree?
thanks,
greg k-h
next parent reply other threads:[~2023-08-09 11:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <tencent_CE78164E0DD743EAA6FD70A1D7F8565F9609@qq.com>
2023-08-09 11:47 ` Greg KH [this message]
2023-06-29 11:06 [PATCH v2 1/1] serial: 8250: Preserve original value of DLF register Andy Shevchenko
2023-06-29 12:35 ` [PATCH v2] " Ruihong Luo
2023-06-29 13:06 ` Andy Shevchenko
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