linux-kernel - Re: [PATCH 03/12] pata_parport: remove devtype from struct pi

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Date:   Sat, 11 Feb 2023 21:47:50 +0100
From:   Ondrej Zary <linux@...y.sk>
To:     Sergey Shtylyov <s.shtylyov@....ru>
Cc:     Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        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 03/12] pata_parport: remove devtype from struct pi_adapter

On Saturday 11 February 2023 20:11:06 Sergey Shtylyov wrote:
> On 2/11/23 5:42 PM, Ondrej Zary wrote:
> 
> > Only bpck driver uses devtype but it never gets set in pata_parport.
> > Remove it.
> > 
> > Signed-off-by: Ondrej Zary <linux@...y.sk>
> > ---
> >  drivers/ata/pata_parport/bpck.c | 2 +-
> >  include/linux/pata_parport.h    | 3 ---
> >  2 files changed, 1 insertion(+), 4 deletions(-)
> > 
> > diff --git a/drivers/ata/pata_parport/bpck.c b/drivers/ata/pata_parport/bpck.c
> > index b9174cf8863c..451a068fe28a 100644
> > --- a/drivers/ata/pata_parport/bpck.c
> > +++ b/drivers/ata/pata_parport/bpck.c
> > @@ -241,7 +241,7 @@ static void bpck_connect ( PIA *pi  )
> >  
> >  	WR(5,8);
> >  
> > -	if (pi->devtype == PI_PCD) {
> > +	if (1 /*pi->devtype == PI_PCD*/) {	/* FIXME */
> >  		WR(0x46,0x10);		/* fiddle with ESS logic ??? */
> 
>    Why not drop this entire *if* stmt? 

I decided to keep it (for now) as a marker of a possible bug. I currently don't have HW to test this driver.

> 
> >  		WR(0x4c,0x38);
> >  		WR(0x4d,0x88);
> [...]
> 
> MBR, Sergey
> 


-- 
Ondrej Zary