alpha: kill off alpha_do_IRQ

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>

1 files changed, 4 insertions, 22 deletions

diff --git a/arch/alpha/kernel/irq_pyxis.c b/arch/alpha/kernel/irq_pyxis.c
index 9f603cfd440..2863458c853 100644
--- a/arch/alpha/kernel/irq_pyxis.c
+++ b/arch/alpha/kernel/irq_pyxis.c
@@ -40,21 +40,6 @@ pyxis_disable_irq(unsigned int irq)
         pyxis_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
 }
 
-static unsigned int
-pyxis_startup_irq(unsigned int irq)
-{
-        pyxis_enable_irq(irq);
-        return 0;
-}
-
-static void
-pyxis_end_irq(unsigned int irq)
-{
-        struct irq_desc *desc = irq_to_desc(irq);
-        if (desc || !(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-                pyxis_enable_irq(irq);
-}
-
 static void
 pyxis_mask_and_ack_irq(unsigned int irq)
 {
@@ -73,12 +58,9 @@ pyxis_mask_and_ack_irq(unsigned int irq)
 
 static struct irq_chip pyxis_irq_type = {
         .name           = "PYXIS",
-        .startup        = pyxis_startup_irq,
-        .shutdown       = pyxis_disable_irq,
-        .enable         = pyxis_enable_irq,
-        .disable        = pyxis_disable_irq,
-        .ack            = pyxis_mask_and_ack_irq,
-        .end            = pyxis_end_irq,
+        .mask_ack       = pyxis_mask_and_ack_irq,
+        .mask           = pyxis_disable_irq,
+        .unmask         = pyxis_enable_irq,
 };
 
 void 
@@ -120,7 +102,7 @@ init_pyxis_irqs(unsigned long ignore_mask)
         for (i = 16; i < 48; ++i) {
                 if ((ignore_mask >> i) & 1)
                         continue;
-                set_irq_chip_and_handler(i, &pyxis_irq_type, alpha_do_IRQ);
+                set_irq_chip_and_handler(i, &pyxis_irq_type, handle_level_irq);
                 irq_to_desc(i)->status |= IRQ_LEVEL;
         }