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alpha: kill off alpha_do_IRQ

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Good riddance... Nuke a pile of redundant handlers that the
generic code takes care of as well.

Tested-by: Michael Cree <mcree@orcon.net.nz>
Signed-off-by: Kyle McMartin <kyle@redhat.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Kyle McMartin
2010-10-14 22:31:34 -04:00
committed by Matt Turner
parent a891b393dd
commit 7d209c8110
21 changed files with 94 additions and 460 deletions
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34
arch/alpha/kernel/sys_wildfire.c
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@@ -139,32 +139,11 @@ wildfire_mask_and_ack_irq(unsigned int irq)
spin_unlock(&wildfire_irq_lock);
}
static unsigned int
wildfire_startup_irq(unsigned int irq)
{
wildfire_enable_irq(irq);
return 0; /* never anything pending */
}
static void
wildfire_end_irq(unsigned int irq)
{
#if 0
if (!irq_has_action(irq))
printk("got irq %d\n", irq);
#endif
if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
wildfire_enable_irq(irq);
}
static struct irq_chip wildfire_irq_type = {
.name = "WILDFIRE",
.startup = wildfire_startup_irq,
.shutdown = wildfire_disable_irq,
.enable = wildfire_enable_irq,
.disable = wildfire_disable_irq,
.ack = wildfire_mask_and_ack_irq,
.end = wildfire_end_irq,
.unmask = wildfire_enable_irq,
.mask = wildfire_disable_irq,
.mask_ack = wildfire_mask_and_ack_irq,
};
static void __init
@@ -200,15 +179,16 @@ wildfire_init_irq_per_pca(int qbbno, int pcano)
continue;
irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
alpha_do_IRQ);
handle_level_irq);
}
irq_to_desc(36+irq_bias)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type, alpha_do_IRQ);
set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type,
handle_level_irq);
for (i = 40; i < 64; ++i) {
irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
alpha_do_IRQ);
handle_level_irq);
}
setup_irq(32+irq_bias, &isa_enable);