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From: Shinya Kuribayashi <shinya.kuribayashi.px@renesas.com>
To: lethal@linux-sh.org, magnus.damm@gmail.com,
	takashi.yoshii.zj@renesas.com, alan@linux.intel.com,
	gregkh@linuxfoundation.org
Cc: rjw@sisk.pl, linux-serial@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-sh@vger.kernel.org
Subject: [PATCH 05/10] serial: sh-sci: fix condition test to set SCBRR
Date: Wed, 07 Nov 2012 15:59:24 +0900	[thread overview]
Message-ID: <509A06CC.5080302@renesas.com> (raw)
In-Reply-To: <509A0658.1010503@renesas.com>

SCBRR == 0 is valid value (divide by 1).

Signed-off-by: Takashi YOSHII <takashi.yoshii.zj@renesas.com>
Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi.px@renesas.com>
---
 drivers/tty/serial/sh-sci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index e65e546..ffeca65 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -1853,7 +1853,7 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
 	dev_dbg(port->dev, "%s: SMR %x, t %x, SCSCR %x\n", __func__, smr_val, t,
 		s->cfg->scscr);
 
-	if (t > 0) {
+	if (t >= 0) {
 		if (t >= 256) {
 			serial_port_out(port, SCSMR, (serial_port_in(port, SCSMR) & ~3) | 1);
 			t >>= 2;
-- 
1.7.12.4


  parent reply	other threads:[~2012-11-07  6:59 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-07  6:57 [PATCH 00/10] serial: sh-sci fixes - console PM, SCIFB, SMP lockup, etc Shinya Kuribayashi
2012-11-07  6:58 ` [PATCH 01/10] Revert "sh-sci / PM: Avoid deadlocking runtime PM" Shinya Kuribayashi
2012-11-07  6:58 ` [PATCH 02/10] Revert "sh-sci / PM: Use power.irq_safe" Shinya Kuribayashi
2012-11-07  6:58 ` [PATCH 03/10] Partially revert "serial: sh-sci: console Runtime PM support" Shinya Kuribayashi
2012-11-07  6:59 ` [PATCH 04/10] serial: sh-sci: console runtime PM support (revisit) Shinya Kuribayashi
2012-11-07  6:59 ` Shinya Kuribayashi [this message]
2012-11-07  6:59 ` [PATCH 06/10] serial: sh-sci: support lower baud rate Shinya Kuribayashi
2012-11-07  7:00 ` [PATCH 07/10] serial: sh-sci: mask SCTFDR/RFDR according to fifosize Shinya Kuribayashi
2012-11-07  7:00 ` [PATCH 08/10] serial: sh-sci: fix common SCIFB regmap definition Shinya Kuribayashi
2012-11-07  7:00 ` [PATCH 09/10] serial: sh-sci: add locking to console write function to avoid SMP lockup Shinya Kuribayashi
2012-11-07  7:01 ` [PATCH 10/10] serial: sh-sci: fix possible race cases on SCSCR register accesses Shinya Kuribayashi
2012-11-07  7:18 ` [PATCH 00/10] serial: sh-sci fixes - console PM, SCIFB, SMP lockup, etc Shinya Kuribayashi
2012-11-16  1:01   ` Greg KH
2012-11-16  1:49     ` [PATCH v2 " Shinya Kuribayashi
2012-11-16  1:50       ` [PATCH v2 01/10] Revert "sh-sci / PM: Avoid deadlocking runtime PM" Shinya Kuribayashi
2012-11-16  1:51       ` [PATCH v2 02/10] Revert "sh-sci / PM: Use power.irq_safe" Shinya Kuribayashi
2012-11-16  1:51       ` [PATCH v2 03/10] Partially revert "serial: sh-sci: console Runtime PM support" Shinya Kuribayashi
2012-11-16  1:51       ` [PATCH v2 04/10] serial: sh-sci: console runtime PM support (revisit) Shinya Kuribayashi
2012-11-16  1:52       ` [PATCH v2 05/10] serial: sh-sci: fix condition test to set SCBRR Shinya Kuribayashi
2012-11-16  1:52       ` [PATCH v2 06/10] serial: sh-sci: support lower baud rate Shinya Kuribayashi
2012-11-16  1:53       ` [PATCH v2 07/10] serial: sh-sci: mask SCTFDR/RFDR according to fifosize Shinya Kuribayashi
2012-11-16  1:53       ` [PATCH v2 08/10] serial: sh-sci: fix common SCIFB regmap definition Shinya Kuribayashi
2012-11-16  1:54       ` [PATCH v2 09/10] serial: sh-sci: add locking to console write function to avoid SMP lockup Shinya Kuribayashi
2012-11-16  1:54       ` [PATCH v2 10/10] serial: sh-sci: fix possible race cases on SCSCR register accesses Shinya Kuribayashi
2012-11-16  2:04       ` [PATCH v2 00/10] serial: sh-sci fixes - console PM, SCIFB, SMP lockup, etc Greg KH

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