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ARM: ecard: get rid of NO_IRQ madness

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Get rid of the NO_IRQ madness from Acorn expansion card handling code.
Thankfully, are relatively few users of this here, and so it's easy to
audit.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2012-01-18 15:41:44 +00:00
parent 2b7da084d4
commit 41569e370c
4 changed files with 6 additions and 10 deletions
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6
arch/arm/mach-rpc/ecard.c
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@@ -560,7 +560,7 @@ ecard_irq_handler(unsigned int irq, struct irq_desc *desc)
for (ec = cards; ec; ec = ec->next) {
int pending;
if (!ec->claimed || ec->irq == NO_IRQ || ec->slot_no == 8)
if (!ec->claimed || !ec->irq || ec->slot_no == 8)
continue;
if (ec->ops && ec->ops->irqpending)
@@ -710,8 +710,8 @@ static struct expansion_card *__init ecard_alloc_card(int type, int slot)
ec->slot_no = slot;
ec->easi = type == ECARD_EASI;
ec->irq = NO_IRQ;
ec->fiq = NO_IRQ;
ec->irq = 0;
ec->fiq = 0;
ec->dma = NO_DMA;
ec->ops = &ecard_default_ops;