linux-kernel - Re: [PATCH 2/2] tty: serial: samsung: Fix serial rx on Apple A7-A9 SoCs

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Message-ID: <d5d06aaa-ab93-47c3-b7c5-ad8dd3ca66f2@gmail.com>
Date: Sat, 7 Sep 2024 21:36:38 +0800
From: Nick Chan <towinchenmi@...il.com>
To: Krzysztof Kozlowski <krzk@...nel.org>,
 Alim Akhtar <alim.akhtar@...sung.com>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Jiri Slaby <jirislaby@...nel.org>, linux-arm-kernel@...ts.infradead.org,
 linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-serial@...r.kernel.org
Cc: asahi@...ts.linux.dev
Subject: Re: [PATCH 2/2] tty: serial: samsung: Fix serial rx on Apple A7-A9
 SoCs



On 7/9/2024 20:55, Krzysztof Kozlowski wrote:
> On 07/09/2024 13:06, Nick Chan wrote:
>>  
>> diff --git a/include/linux/serial_s3c.h b/include/linux/serial_s3c.h
>> index 1672cf0810ef..849d502d348d 100644
>> --- a/include/linux/serial_s3c.h
>> +++ b/include/linux/serial_s3c.h
>> @@ -246,24 +246,28 @@
>>  				 S5PV210_UFCON_TXTRIG4 |	\
>>  				 S5PV210_UFCON_RXTRIG4)
>>  
>> -#define APPLE_S5L_UCON_RXTO_ENA		9
>> -#define APPLE_S5L_UCON_RXTHRESH_ENA	12
>> -#define APPLE_S5L_UCON_TXTHRESH_ENA	13
>> -#define APPLE_S5L_UCON_RXTO_ENA_MSK	(1 << APPLE_S5L_UCON_RXTO_ENA)
>> -#define APPLE_S5L_UCON_RXTHRESH_ENA_MSK	(1 << APPLE_S5L_UCON_RXTHRESH_ENA)
>> -#define APPLE_S5L_UCON_TXTHRESH_ENA_MSK	(1 << APPLE_S5L_UCON_TXTHRESH_ENA)
>> +#define APPLE_S5L_UCON_RXTO_ENA			9
>> +#define APPLE_S5L_UCON_RXTO_LEGACY_ENA		11
>> +#define APPLE_S5L_UCON_RXTHRESH_ENA		12
>> +#define APPLE_S5L_UCON_TXTHRESH_ENA		13
>> +#define APPLE_S5L_UCON_RXTO_ENA_MSK		(1 << APPLE_S5L_UCON_RXTO_ENA)
>> +#define APPLE_S5L_UCON_RXTO_LEGACY_ENA_MSK	(1 << APPLE_S5L_UCON_RXTO_LEGACY_ENA)
>> +#define APPLE_S5L_UCON_RXTHRESH_ENA_MSK		(1 << APPLE_S5L_UCON_RXTHRESH_ENA)
>> +#define APPLE_S5L_UCON_TXTHRESH_ENA_MSK		(1 << APPLE_S5L_UCON_TXTHRESH_ENA)
> 
> Use BIT() for new entries. You can also convert the earlier defines to
> BIT() in separate patches.
Acked. Version 2 will change APPLE_S5L_* entries to use BIT(), and then
add the new
entries with BIT().

> 
>>  
> 
> Best regards,
> Krzysztof
> 

Nick Chan