Thread (8 messages) 8 messages, 5 authors, 2016-06-22

Re: [RFC PATCH] tty: serial: msm_serial: Don't reset uart on set_termios

From: Pramod Gurav <hidden>
Date: 2016-06-15 12:58:22
Also in: linux-arm-msm, lkml

On 14 June 2016 at 00:32, Bjorn Andersson [off-list ref] wrote:
Upon opening the tty, uart_open() ends up calling msm_set_baud_rate()
which resets the uart block. If this happens as we're coming out of
msm_console_write() a full fifo worth of console output will be
discarded.

Cc: Stephen Boyd <redacted>
Signed-off-by: Bjorn Andersson <redacted>
---

As reported here:
https://bugs.96boards.org/show_bug.cgi?id=378

 drivers/tty/serial/msm_serial.c | 18 ------------------
 1 file changed, 18 deletions(-)
Thanks for the patch.

I no longer see these corruptions with this patch. This is what I used
to see on my DB410C with debain FS:
http://paste.ubuntu.com/17319106/

Tested-by: Pramod Gurav <redacted>

Regards,
Pramod
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