X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fmips%2Fkernel%2Firq-rm9000.c;h=ae83d2df6f31d51dc47a223b45622add5633bd76;hb=d9bc125caf592b7d081021f32ce5b717efdf70c8;hp=62f011ba97a25de7832ef6631ccfdac6423b0add;hpb=da547d775fa9ba8d9dcaee7bc4e960540e2be576;p=linux-2.6

diff --git a/arch/mips/kernel/irq-rm9000.c b/arch/mips/kernel/irq-rm9000.c
index 62f011ba97..ae83d2df6f 100644
--- a/arch/mips/kernel/irq-rm9000.c
+++ b/arch/mips/kernel/irq-rm9000.c
@@ -18,16 +18,14 @@
 #include <asm/mipsregs.h>
 #include <asm/system.h>
 
-static int irq_base;
-
 static inline void unmask_rm9k_irq(unsigned int irq)
 {
-	set_c0_intcontrol(0x1000 << (irq - irq_base));
+	set_c0_intcontrol(0x1000 << (irq - RM9K_CPU_IRQ_BASE));
 }
 
 static inline void mask_rm9k_irq(unsigned int irq)
 {
-	clear_c0_intcontrol(0x1000 << (irq - irq_base));
+	clear_c0_intcontrol(0x1000 << (irq - RM9K_CPU_IRQ_BASE));
 }
 
 static inline void rm9k_cpu_irq_enable(unsigned int irq)
@@ -39,24 +37,6 @@ static inline void rm9k_cpu_irq_enable(unsigned int irq)
 	local_irq_restore(flags);
 }
 
-static void rm9k_cpu_irq_disable(unsigned int irq)
-{
-	unsigned long flags;
-
-	local_irq_save(flags);
-	mask_rm9k_irq(irq);
-	local_irq_restore(flags);
-}
-
-static unsigned int rm9k_cpu_irq_startup(unsigned int irq)
-{
-	rm9k_cpu_irq_enable(irq);
-
-	return 0;
-}
-
-#define	rm9k_cpu_irq_shutdown	rm9k_cpu_irq_disable
-
 /*
  * Performance counter interrupts are global on all processors.
  */
@@ -89,61 +69,40 @@ static void rm9k_perfcounter_irq_shutdown(unsigned int irq)
 	on_each_cpu(local_rm9k_perfcounter_irq_shutdown, (void *) irq, 0, 1);
 }
 
-
-/*
- * While we ack the interrupt interrupts are disabled and thus we don't need
- * to deal with concurrency issues.  Same for rm9k_cpu_irq_end.
- */
-static void rm9k_cpu_irq_ack(unsigned int irq)
-{
-	mask_rm9k_irq(irq);
-}
-
-static void rm9k_cpu_irq_end(unsigned int irq)
-{
-	if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
-		unmask_rm9k_irq(irq);
-}
-
 static struct irq_chip rm9k_irq_controller = {
-	.typename = "RM9000",
-	.startup = rm9k_cpu_irq_startup,
-	.shutdown = rm9k_cpu_irq_shutdown,
-	.enable = rm9k_cpu_irq_enable,
-	.disable = rm9k_cpu_irq_disable,
-	.ack = rm9k_cpu_irq_ack,
-	.end = rm9k_cpu_irq_end,
+	.name = "RM9000",
+	.ack = mask_rm9k_irq,
+	.mask = mask_rm9k_irq,
+	.mask_ack = mask_rm9k_irq,
+	.unmask = unmask_rm9k_irq,
 };
 
 static struct irq_chip rm9k_perfcounter_irq = {
-	.typename = "RM9000",
+	.name = "RM9000",
 	.startup = rm9k_perfcounter_irq_startup,
 	.shutdown = rm9k_perfcounter_irq_shutdown,
-	.enable = rm9k_cpu_irq_enable,
-	.disable = rm9k_cpu_irq_disable,
-	.ack = rm9k_cpu_irq_ack,
-	.end = rm9k_cpu_irq_end,
+	.ack = mask_rm9k_irq,
+	.mask = mask_rm9k_irq,
+	.mask_ack = mask_rm9k_irq,
+	.unmask = unmask_rm9k_irq,
 };
 
 unsigned int rm9000_perfcount_irq;
 
 EXPORT_SYMBOL(rm9000_perfcount_irq);
 
-void __init rm9k_cpu_irq_init(int base)
+void __init rm9k_cpu_irq_init(void)
 {
+	int base = RM9K_CPU_IRQ_BASE;
 	int i;
 
 	clear_c0_intcontrol(0x0000f000);		/* Mask all */
 
-	for (i = base; i < base + 4; i++) {
-		irq_desc[i].status = IRQ_DISABLED;
-		irq_desc[i].action = NULL;
-		irq_desc[i].depth = 1;
-		irq_desc[i].chip = &rm9k_irq_controller;
-	}
+	for (i = base; i < base + 4; i++)
+		set_irq_chip_and_handler(i, &rm9k_irq_controller,
+					 handle_level_irq);
 
 	rm9000_perfcount_irq = base + 1;
-	irq_desc[rm9000_perfcount_irq].chip = &rm9k_perfcounter_irq;
-
-	irq_base = base;
+	set_irq_chip_and_handler(rm9000_perfcount_irq, &rm9k_perfcounter_irq,
+				 handle_level_irq);
 }