From: Oliver Neukum <oliver@neukum.org>
To: "John Que" <qwejohn@gmail.com>
Cc: "Daniel Drake" <dsd@gentoo.org>,
linux-usb-devel@lists.sourceforge.net,
"John W. Linville" <linville@tuxdriver.com>,
netdev@vger.kernel.org, "Ulrich Kunitz" <kune@deine-taler.de>
Subject: Re: [linux-usb-devel] [PATCH RFC] ZyDAS ZD1211 USB-WLAN driver
Date: Sun, 4 Jun 2006 19:17:54 +0200 [thread overview]
Message-ID: <200606041917.55496.oliver@neukum.org> (raw)
In-Reply-To: <ada605fb0606040929p7a6ea69aw9488a75d611b23e5@mail.gmail.com>
Am Sonntag, 4. Juni 2006 18:29 schrieb John Que:
> I had noticed that the zd1211 driver does call request_irq() in zd1205_open(),
> file zd1205.c; grepping for request_irq() in the rewrite driver yields
> no results.
> (I looked at the rewrite version from a week ago but in this point it
> is probably the
> same).
> Why is this so ? I assume that the softmac layer does not call request_irq() on
> behalf of the driver because this is not supposed to be like it, as I understand
> its functionality. Can anybody briefly calrify this point ?
A USB driver never will request an irq. Interrupt handling is done in
the core usb layer. Individual drivers have no business there.
Regards
Oliver
next prev parent reply other threads:[~2006-06-04 17:17 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-03 11:20 [PATCH RFC] ZyDAS ZD1211 USB-WLAN driver Daniel Drake
2006-06-03 17:51 ` [linux-usb-devel] " Oliver Neukum
2006-06-03 19:35 ` Daniel Drake
2006-06-03 22:25 ` Oliver Neukum
2006-06-04 16:29 ` John Que
2006-06-04 17:17 ` Oliver Neukum [this message]
2006-06-04 18:03 ` Rami Rosen
2006-06-04 21:51 ` Daniel Drake
2006-06-04 18:22 ` John Que
2006-06-04 19:06 ` Oliver Neukum
2006-06-04 21:45 ` Daniel Drake
2006-06-06 5:41 ` David Brownell
2006-06-10 11:23 ` Ulrich Kunitz
2006-06-10 11:49 ` Oliver Neukum
2006-06-10 12:40 ` [linux-usb-devel] " Daniel Drake
2006-06-10 19:37 ` Daniel Drake
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