linux-kernel - Re: [PATCH 1/1] [Blackfin] char driver for Blackfin on-chip OTP memory

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Message-ID: <8bd0f97a0801300541k1f4b1e79ica144e445ba3c6c2@mail.gmail.com>
Date:	Wed, 30 Jan 2008 08:41:33 -0500
From:	"Mike Frysinger" <vapier.adi@...il.com>
To:	"Jiri Slaby" <jirislaby@...il.com>
Cc:	"Bryan Wu" <bryan.wu@...log.com>, linux-kernel@...r.kernel.org,
	"Mike Frysinger" <michael.frysinger@...log.com>
Subject: Re: [PATCH 1/1] [Blackfin] char driver for Blackfin on-chip OTP memory

On Jan 30, 2008 8:38 AM, Jiri Slaby <jirislaby@...il.com> wrote:
> On 01/30/2008 02:19 PM, Mike Frysinger wrote:
> > On Jan 30, 2008 6:00 AM, Jiri Slaby <jirislaby@...il.com> wrote:
> >> On 01/30/2008 11:36 AM, Bryan Wu wrote:
> >>> +     ret = cdev_add(&bfin_otp_cdev, bfin_otp_dev_node, 1);
> >>> +     if (ret) {
> >>> +             unregister_chrdev_region(bfin_otp_dev_node, 1);
> >>> +             printk(KERN_ERR PFX "unable to register char device\n");
> >>> +             return ret;
> >>> +     }
> >>> +
> >>> +     bfin_otp_class = class_create(THIS_MODULE, "otp");
> >>> +     device_create(bfin_otp_class, NULL, bfin_otp_dev_node, "otp");
> >> Anyway, wouldn't be easier/better to use misc.c functionality here
> >> (misc_register() et al.)?
> >
> > probably ... i just didnt want to statically allocate a number in the
> > range that would be Blackfin specific ...
>
> MISC_DYNAMIC_MINOR is definitely your friend ;).

ah, great ... i'll check it out then, thanks
-mike
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