From: Greg KH <gregkh@linuxfoundation.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: stable@vger.kernel.org, Jiri Slaby <jslaby@suse.com>,
Orson Zhai <orsonzhai@gmail.com>,
Baolin Wang <baolin.wang@linaro.org>,
Chunyan Zhang <zhang.lyra@gmail.com>,
Wei Qiao <wei.qiao@spreadtrum.com>,
Chunyan Zhang <chunyan.zhang@spreadtrum.com>,
Lanqing Liu <lanqing.liu@unisoc.com>,
linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [BACKPORT 4.4.y 19/25] serial: sprd: adjust TIMEOUT to a big value
Date: Tue, 26 Mar 2019 10:21:54 +0900 [thread overview]
Message-ID: <20190326012154.GE29420@kroah.com> (raw)
In-Reply-To: <20190322154425.3852517-20-arnd@arndb.de>
On Fri, Mar 22, 2019 at 04:44:10PM +0100, Arnd Bergmann wrote:
> From: Wei Qiao <wei.qiao@spreadtrum.com>
>
> SPRD_TIMEOUT was 256, which is too small to wait until the status
> switched to workable in a while loop, so that the earlycon could
> not work correctly.
>
> Signed-off-by: Wei Qiao <wei.qiao@spreadtrum.com>
> Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> (cherry picked from commit e1dc9b08051a2c2e694edf48d1e704f07c7c143c)
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> drivers/tty/serial/sprd_serial.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Also applied to 4.9.y
next prev parent reply other threads:[~2019-03-26 1:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-22 15:43 [BACKPORT 4.4.y 00/25] candidates from spreadtrum 4.4 product kernel Arnd Bergmann
2019-03-22 15:44 ` [BACKPORT 4.4.y 19/25] serial: sprd: adjust TIMEOUT to a big value Arnd Bergmann
2019-03-26 1:21 ` Greg KH [this message]
2019-03-22 15:44 ` [BACKPORT 4.4.y 23/25] serial: sprd: clear timeout interrupt only rather than all interrupts Arnd Bergmann
2019-03-26 1:34 ` Greg KH
2019-03-26 2:18 ` [BACKPORT 4.4.y 00/25] candidates from spreadtrum 4.4 product kernel Greg KH
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