linux-kernel - Re: [PATCH 06/18] pata_parport: remove devtype from struct pi

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Message-ID: <e965c234-517f-007d-6839-a6afa5f054ad@omp.ru>
Date:   Sat, 18 Feb 2023 19:16:03 +0300
From:   Sergey Shtylyov <s.shtylyov@....ru>
To:     Ondrej Zary <linux@...y.sk>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>
CC:     Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...nel.dk>,
        Tim Waugh <tim@...erelk.net>, <linux-block@...r.kernel.org>,
        <linux-parport@...ts.infradead.org>, <linux-ide@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 06/18] pata_parport: remove devtype from struct pi_adapter

On 2/15/23 10:45 PM, Ondrej Zary wrote:

> Only bpck driver uses devtype but it never gets set in pata_parport.
> Remove it.
> As most bpck devices are CD-ROMs, always run the code that depends
> on devtype == PI_PCD.
> 
> Signed-off-by: Ondrej Zary <linux@...y.sk>

Reviewed-by: Sergey Shtylyov <s.shtylyov@....ru>

[...]

> diff --git a/drivers/ata/pata_parport/bpck.c b/drivers/ata/pata_parport/bpck.c
> index b9174cf8863c..96386a10c22f 100644
> --- a/drivers/ata/pata_parport/bpck.c
> +++ b/drivers/ata/pata_parport/bpck.c
> @@ -241,14 +241,14 @@ static void bpck_connect ( PIA *pi  )
>  
>  	WR(5,8);
>  
> -	if (pi->devtype == PI_PCD) {
> +/*	if (pi->devtype == PI_PCD) {	possibly wrong, purpose unknown */
>  		WR(0x46,0x10);		/* fiddle with ESS logic ??? */
>  		WR(0x4c,0x38);
>  		WR(0x4d,0x88);
>  		WR(0x46,0xa0);
>  		WR(0x41,0);
>  		WR(0x4e,8);
> -		}
> +/*	}*/

   You could have used // here, scripts/checkpatch.pl has nothing against it now...

[...]

MBR, Sergey