From: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
To: Maxime Coquelin <mcoquelin.stm32@gmail.com>,
u.kleine-koenig@pengutronix.de, afaerber@suse.de,
geert@linux-m68k.org, Rob Herring <robh+dt@kernel.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
Linus Walleij <linus.walleij@linaro.org>,
Arnd Bergmann <arnd@arndb.de>,
stefan@agner.ch, pmeerw@pmeerw.net, pebolle@tiscali.nl,
peter@hurleysoftware.com, andy.shevchenko@gmail.com,
cw00.choi@samsung.com, Russell King <linux@arm.linux.org.uk>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
joe@perches.com
Cc: Jonathan Corbet <corbet@lwn.net>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Thomas Gleixner <tglx@linutronix.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.cz>,
Andrew Morton <akpm@linux-foundation.org>,
"David S. Miller" <davem@davemloft.net>,
Mauro Carvalho Chehab <mchehab@osg.samsung.com>,
Antti Palosaari <crope@iki.fi>, Tejun Heo <tj@kernel.org>,
Will Deacon <will.deacon@arm.com>,
Nikolay Borisov <Nikolay.Borisov@arm.com>,
Rusty Russell <rusty@rustcorp.com.au>,
Kees Cook <keescook@chromium.org>, Michal Marek <mmarek@suse.cz>,
linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-serial@vger.kernel.orglinux-a
Subject: Re: [PATCH v6 10/15] serial: stm32-usart: Add STM32 USART Driver
Date: Thu, 9 Apr 2015 16:04:39 +0300 [thread overview]
Message-ID: <552678E7.4040107@mentor.com> (raw)
In-Reply-To: <1428424234-28572-11-git-send-email-mcoquelin.stm32@gmail.com>
Hi Maxime,
On 07.04.2015 19:30, Maxime Coquelin wrote:
> This drivers adds support to the STM32 USART controller, which is a
> standard serial driver.
>
> Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
> Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
> Signed-off-by: Maxime Coquelin <mcoquelin.stm32@gmail.com>
> ---
> drivers/tty/serial/Kconfig | 17 +
> drivers/tty/serial/Makefile | 1 +
> drivers/tty/serial/stm32-usart.c | 735 +++++++++++++++++++++++++++++++++++++++
> include/uapi/linux/serial_core.h | 3 +
> 4 files changed, 756 insertions(+)
> create mode 100644 drivers/tty/serial/stm32-usart.c
[snip]
> +static void stm32_console_write(struct console *co, const char *s, unsigned cnt)
> +{
> + struct uart_port *port = &stm32_ports[co->index].port;
> + unsigned long flags;
> + u32 old_cr1, new_cr1;
> + int locked = 1;
> +
> + if (oops_in_progress) {
> + locked = spin_trylock_irqsave(&port->lock, flags);
> + } else {
> + locked = 1;
locked = 1 is done from the declaration.
Also do you want to add "if (port->sysrq) locked = 0;" check?
> + spin_lock_irqsave(&port->lock, flags);
> + }
> +
[snip]
Everything else is fine from point of view.
Reviewed-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
--
With best wishes,
Vladimir
next prev parent reply other threads:[~2015-04-09 13:04 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-07 16:30 [PATCH v6 00/15] Add support to STMicroelectronics STM32 family Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 01/15] scripts: link-vmlinux: Don't pass page offset to kallsyms if XIP Kernel Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 02/15] ARM: ARMv7-M: Enlarge vector table up to 256 entries Maxime Coquelin
[not found] ` <1428424234-28572-1-git-send-email-mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-04-07 16:30 ` [PATCH v6 03/15] dt-bindings: Document the ARM System timer bindings Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 07/15] dt-bindings: Document the STM32 " Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 09/15] dt-bindings: Document the STM32 USART bindings Maxime Coquelin
2015-04-07 19:26 ` Rob Herring
2015-04-07 16:30 ` [PATCH v6 10/15] serial: stm32-usart: Add STM32 USART Driver Maxime Coquelin
[not found] ` <1428424234-28572-11-git-send-email-mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-04-07 16:36 ` Andy Shevchenko
2015-04-07 16:51 ` Andreas Färber
2015-04-07 17:05 ` Peter Hurley
2015-04-09 13:04 ` Vladimir Zapolskiy [this message]
[not found] ` <552678E7.4040107-nmGgyN9QBj3QT0dZR+AlfA@public.gmane.org>
2015-04-28 12:13 ` Maxime Coquelin
2015-04-08 9:14 ` [PATCH v6 00/15] Add support to STMicroelectronics STM32 family Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 04/15] clocksource/drivers: Add ARM System timer driver Maxime Coquelin
[not found] ` <1428424234-28572-5-git-send-email-mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-04-09 10:52 ` Daniel Lezcano
2015-04-07 16:30 ` [PATCH v6 05/15] dt-bindings: Document the STM32 reset bindings Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 06/15] drivers: reset: Add STM32 reset driver Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 08/15] clockevents/drivers: Add STM32 Timer driver Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 11/15] ARM: Add STM32 family machine Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 12/15] ARM: dts: Add ARM System timer as clockevent in armv7m Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 13/15] ARM: dts: Introduce STM32F429 MCU Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 14/15] ARM: configs: Add STM32 defconfig Maxime Coquelin
2015-04-07 16:30 ` [PATCH v6 15/15] MAINTAINERS: Add entry for STM32 MCUs Maxime Coquelin
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