ns9xxx: Use get_irqnr_preamble to initialize base register
authorUwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Tue, 16 Oct 2007 06:03:00 +0000 (08:03 +0200)
committerUwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Mon, 31 Mar 2008 06:17:01 +0000 (08:17 +0200)
This patch optimizes the irq handling a bit.  Now the base register is only
computed once if more than one irq is pending.

Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>

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