linux-kernel - Re: [PATCH] pata_parport: second preview

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Message-ID: <20220222083525.GB5899@lst.de>
Date:   Tue, 22 Feb 2022 09:35:25 +0100
From:   Christoph Hellwig <hch@....de>
To:     Ondrej Zary <linux@...y.sk>
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] pata_parport: second preview

On Sun, Feb 20, 2022 at 11:49:09PM +0100, Ondrej Zary wrote:
> Protocol registration could be improved - I don't like protocols[] and
> protocol numbers, devices should probably be created by protocol name.
> Also the LPT port base addresses should probably be replaced by port names
> (like parport0).
> 
> The bpck driver seems to need to know if a CD drive is attached (weird) but
> I doubt that I can get such info from libata.

You can check adev->class == ATA_DEV_ATAPI, there's a bunch of drivers
that already do that.

I'll try to take a look at the actual patch once I find a bit of time.