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Subject: Re: [RFT PATCH v3 21/27] tty: serial: samsung_tty: IRQ rework
To:     Hector Martin <marcan@marcan.st>,
        linux-arm-kernel@lists.infradead.org
Cc:     Marc Zyngier <maz@kernel.org>, Rob Herring <robh@kernel.org>,
        Arnd Bergmann <arnd@kernel.org>,
        Olof Johansson <olof@lixom.net>,
        Mark Kettenis <mark.kettenis@xs4all.nl>,
        Tony Lindgren <tony@atomide.com>,
        Mohamed Mediouni <mohamed.mediouni@caramail.com>,
        Stan Skowronek <stan@corellium.com>,
        Alexander Graf <graf@amazon.com>,
        Will Deacon <will@kernel.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jonathan Corbet <corbet@lwn.net>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Christoph Hellwig <hch@infradead.org>,
        "David S. Miller" <davem@davemloft.net>,
        devicetree@vger.kernel.org, linux-serial@vger.kernel.org,
        linux-doc@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
        linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20210304213902.83903-1-marcan@marcan.st>
 <20210304213902.83903-22-marcan@marcan.st>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Message-ID: <ed2ead63-5832-62fb-dd1b-4a64942678b1@canonical.com>
Date:   Fri, 5 Mar 2021 11:51:55 +0100
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On 04/03/2021 22:38, Hector Martin wrote:
> * Split out s3c24xx_serial_tx_chars from s3c24xx_serial_tx_irq,
>   where only the latter acquires the port lock. This will be necessary
>   on platforms which have edge-triggered IRQs, as we need to call
>   s3c24xx_serial_tx_chars to kick off transmission from outside IRQ
>   context, with the port lock held.
> 
> * Rename s3c24xx_serial_rx_chars to s3c24xx_serial_rx_irq for
>   consistency with the above. All it does now is call two other
>   functions anyway.
> 
> Signed-off-by: Hector Martin <marcan@marcan.st>
> ---
>  drivers/tty/serial/samsung_tty.c | 34 +++++++++++++++++++-------------
>  1 file changed, 20 insertions(+), 14 deletions(-)
> 

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Tested-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>

Best regards,
Krzysztof