From: Stephen Boyd <sboyd@codeaurora.org>
To: Frank Rowand <frowand.list@gmail.com>
Cc: Andy Gross <andy.gross@linaro.org>,
David Brown <david.brown@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>,
"linux-arm-msm@vger.kernel.org" <linux-arm-msm@vger.kernel.org>,
linux-soc@vger.kernel.org, linux-serial@vger.kernel.org,
Linux Kernel list <linux-kernel@vger.kernel.org>,
ivan.ivanov@linaro.org
Subject: Re: [PATCH 1/2] tty: serial: msm_serial regression fix data corruption
Date: Mon, 25 Apr 2016 13:47:20 -0700 [thread overview]
Message-ID: <20160425204720.GF13149@codeaurora.org> (raw)
In-Reply-To: <571BAD78.4020609@gmail.com>
On 04/23, Frank Rowand wrote:
> From: Frank Rowand <frank.rowand@am.sony.com>
>
> Commit 3a878c430fd6 ("tty: serial: msm: Add TX DMA support") regression.
> The calculation of tx_count was moved from the old msm_handle_tx(),
> now renamed msm_handle_tx_pio(), to the new msm_handle_tx(). The
> move left out one size test.
>
> The regression seen on the qcom-apq8074-dragonboard is dropped
> characters and corrupted characters (values greater than 0x7f)
> when DMA is not enabled.
>
> Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
> Cc: stable@vger.kernel.org
> ---
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Thanks for finding this!
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2016-04-25 20:47 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-23 17:10 [PATCH 0/2] tty: serial: msm_serial regression and add info message Frank Rowand
2016-04-23 17:14 ` [PATCH 1/2] tty: serial: msm_serial regression fix data corruption Frank Rowand
2016-04-25 20:47 ` Stephen Boyd [this message]
2016-04-25 22:31 ` Bjorn Andersson
2016-05-05 23:52 ` Andy Gross
2016-04-23 17:17 ` [PATCH 2/2] tty: serial: msm_serial add info message Frank Rowand
2016-04-25 20:48 ` Stephen Boyd
2016-04-25 21:31 ` Frank Rowand
2016-04-25 21:35 ` Stephen Boyd
2016-04-26 0:44 ` Frank Rowand
2016-04-28 20:51 ` Greg Kroah-Hartman
2016-04-28 22:15 ` Frank Rowand
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