linux-kernel - Re: [PATCH v1 01/14] serial: core: Move struct uart

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Message-Id: <20240221135452.6fdeb71e60509cca1be016c3@hugovil.com>
Date: Wed, 21 Feb 2024 13:54:52 -0500
From: Hugo Villeneuve <hugo@...ovil.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Thomas Gleixner
 <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
 linux-serial@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-aspeed@...ts.ozlabs.org, linux-rpi-kernel@...ts.infradead.org,
 linux-mips@...r.kernel.org, linux-tegra@...r.kernel.org, Jiri Slaby
 <jirislaby@...nel.org>, Joel Stanley <joel@....id.au>, Andrew Jeffery
 <andrew@...econstruct.com.au>, Florian Fainelli
 <florian.fainelli@...adcom.com>, Ray Jui <rjui@...adcom.com>, Scott Branden
 <sbranden@...adcom.com>, Broadcom internal kernel review list
 <bcm-kernel-feedback-list@...adcom.com>, Al Cooper <alcooperx@...il.com>,
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>, Paul
 Cercueil <paul@...pouillou.net>, Vladimir Zapolskiy <vz@...ia.com>, Thierry
 Reding <thierry.reding@...il.com>, Jonathan Hunter <jonathanh@...dia.com>,
 Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>, Masami Hiramatsu
 <mhiramat@...nel.org>, Andi Shyti <andi.shyti@...ux.intel.com>
Subject: Re: [PATCH v1 01/14] serial: core: Move struct uart_port::quirks
 closer to possible values

On Wed, 21 Feb 2024 20:31:17 +0200
Andy Shevchenko <andriy.shevchenko@...ux.intel.com> wrote:

> Currently it's not crystal clear what UPIO_* and UPQ_* definitions
> belong two. Reindent the code, so it will be easy to read and understand.

two -> to.

Hugo V.


> No functional changes intended.
> 
> Reviewed-by: Andi Shyti <andi.shyti@...ux.intel.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> ---
>  include/linux/serial_core.h | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
> index 55b1f3ba48ac..2d2ec99eca93 100644
> --- a/include/linux/serial_core.h
> +++ b/include/linux/serial_core.h
> @@ -467,8 +467,8 @@ struct uart_port {
>  	unsigned int		fifosize;		/* tx fifo size */
>  	unsigned char		x_char;			/* xon/xoff char */
>  	unsigned char		regshift;		/* reg offset shift */
> +
>  	unsigned char		iotype;			/* io access style */
> -	unsigned char		quirks;			/* internal quirks */
>  
>  #define UPIO_PORT		(SERIAL_IO_PORT)	/* 8b I/O port access */
>  #define UPIO_HUB6		(SERIAL_IO_HUB6)	/* Hub6 ISA card */
> @@ -479,7 +479,9 @@ struct uart_port {
>  #define UPIO_MEM32BE		(SERIAL_IO_MEM32BE)	/* 32b big endian */
>  #define UPIO_MEM16		(SERIAL_IO_MEM16)	/* 16b little endian */
>  
> -	/* quirks must be updated while holding port mutex */
> +	unsigned char		quirks;			/* internal quirks */
> +
> +	/* internal quirks must be updated while holding port mutex */
>  #define UPQ_NO_TXEN_TEST	BIT(0)
>  
>  	unsigned int		read_status_mask;	/* driver specific */
> -- 
> 2.43.0.rc1.1.gbec44491f096
> 
> 


-- 
Hugo Villeneuve