linux-kernel - Re: [PATCH 10/11] Char: cyclades, clear interrupts before releasing

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Message-Id: <20070419215146.1b85353c.akpm@linux-foundation.org>
Date:	Thu, 19 Apr 2007 21:51:46 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 10/11] Char: cyclades, clear interrupts before releasing

On Wed, 18 Apr 2007 12:07:56 +0200 (CEST) Jiri Slaby <jirislaby@...il.com> wrote:

> +	/* non-Z with old PLX */
> +	if (cinfo->num_chips != -1 && (readb(cinfo->base_addr + CyPLX_VER) &
> +				0x0f) == PLX_9050)
> +		cy_writeb(cinfo->ctl_addr + 0x4c, 0);
> +	else
> +#ifndef CONFIG_CYZ_INTR
> +		if (cinfo->num_chips != -1)
> +#endif
> +		cy_writew(cinfo->ctl_addr + 0x68,
> +				readw(cinfo->ctl_addr + 0x68) & ~0x0900);

well that a bit nasty.

We already have that IS_CYC_Z() thing.  Perhaps we could turn that into a nice
lowercase-named C function and provide a CONFIG_CYZ_INTR=y version which
does `return 1'.  Or something like that.

But the above is, umm, inconsistent with the cleanups you've been doing ;)
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