linux-kernel - Re: [PATCH v2 18/25] tty: serial: samsung_tty: add s3c24xx_port

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Message-ID: <a48c407c-67ce-a46f-5678-11a5426cab50@marcan.st>
Date:   Thu, 18 Feb 2021 22:37:03 +0900
From:   Hector Martin <marcan@...can.st>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Marc Zyngier <maz@...nel.org>, Rob Herring <robh@...nel.org>,
        Arnd Bergmann <arnd@...nel.org>,
        Olof Johansson <olof@...om.net>,
        Mark Kettenis <mark.kettenis@...all.nl>,
        Tony Lindgren <tony@...mide.com>,
        Mohamed Mediouni <mohamed.mediouni@...amail.com>,
        Stan Skowronek <stan@...ellium.com>,
        Alexander Graf <graf@...zon.com>,
        Will Deacon <will@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 18/25] tty: serial: samsung_tty: add s3c24xx_port_type

On 16/02/2021 03.26, Krzysztof Kozlowski wrote:
>> This removes s3c24xx_serial_has_interrupt_mask, which was just checking
>> for a specific type anyway, and adds the ucon_mask port info member to
>> avoid having S3C2440 as a distinct type.
> 
> Please split setting the ucon_mask to separate patch. It's a nice
> code simplification on its own.

Done for v3.

>>   	/* Unmask Tx interrupt */
>> -	if (s3c24xx_serial_has_interrupt_mask(port))
>> -		s3c24xx_clear_bit(port, S3C64XX_UINTM_TXD,
>> -				  S3C64XX_UINTM);
>> -	else
>> +	switch (ourport->info->type) {
>> +	case TYPE_S3C6400:
>> +		s3c24xx_clear_bit(port, S3C64XX_UINTM_TXD, S3C64XX_UINTM);
> 
> Please do not re-wrap. It makes reviewing more difficult. You can
> perform proper re-wrapping as a separate cleanup patch.

>>   	if (ourport->rx_enabled) {
>>   		dev_dbg(port->dev, "stopping rx\n");
>> -		if (s3c24xx_serial_has_interrupt_mask(port))
>> -			s3c24xx_set_bit(port, S3C64XX_UINTM_RXD,
>> -					S3C64XX_UINTM);
> 
> The same.

Reverted those two lines for v3.

-- 
Hector Martin (marcan@...can.st)
Public Key: https://mrcn.st/pub