cris: Convert V32 interrupt handling
Thomas Gleixner [Wed, 19 Jan 2011 13:05:30 +0000 (14:05 +0100)]
Convert the irq chip functions and install handle_simple_irq for each
interrupt to get rid of __do_IRQ()

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Mikael Starvik <starvik@axis.com>

arch/cris/arch-v32/kernel/irq.c

index 2ed48ae..0ad9db5 100644 (file)
@@ -291,54 +291,33 @@ void crisv32_unmask_irq(int irq)
 }
 
 
-static unsigned int startup_crisv32_irq(unsigned int irq)
+static void enable_crisv32_irq(struct irq_data *data)
 {
-       crisv32_unmask_irq(irq);
-       return 0;
-}
-
-static void shutdown_crisv32_irq(unsigned int irq)
-{
-       crisv32_mask_irq(irq);
+       crisv32_unmask_irq(data->irq);
 }
 
-static void enable_crisv32_irq(unsigned int irq)
+static void disable_crisv32_irq(struct irq_data *data)
 {
-       crisv32_unmask_irq(irq);
+       crisv32_mask_irq(data->irq);
 }
 
-static void disable_crisv32_irq(unsigned int irq)
-{
-       crisv32_mask_irq(irq);
-}
-
-static void ack_crisv32_irq(unsigned int irq)
-{
-}
-
-static void end_crisv32_irq(unsigned int irq)
-{
-}
-
-int set_affinity_crisv32_irq(unsigned int irq, const struct cpumask *dest)
+static int set_affinity_crisv32_irq(struct irq_data *data,
+                                   const struct cpumask *dest, bool force)
 {
        unsigned long flags;
+
        spin_lock_irqsave(&irq_lock, flags);
-       irq_allocations[irq - FIRST_IRQ].mask = *dest;
+       irq_allocations[data->irq - FIRST_IRQ].mask = *dest;
        spin_unlock_irqrestore(&irq_lock, flags);
-
        return 0;
 }
 
 static struct irq_chip crisv32_irq_type = {
-       .name =        "CRISv32",
-       .startup =     startup_crisv32_irq,
-       .shutdown =    shutdown_crisv32_irq,
-       .enable =      enable_crisv32_irq,
-       .disable =     disable_crisv32_irq,
-       .ack =         ack_crisv32_irq,
-       .end =         end_crisv32_irq,
-       .set_affinity = set_affinity_crisv32_irq
+       .name                   = "CRISv32",
+       .irq_shutdown           = disable_crisv32_irq,
+       .irq_enable             = enable_crisv32_irq,
+       .irq_disable            = disable_crisv32_irq,
+       .irq_set_affinity       = set_affinity_crisv32_irq,
 };
 
 void
@@ -472,7 +451,8 @@ init_IRQ(void)
 
        /* Point all IRQ's to bad handlers. */
        for (i = FIRST_IRQ, j = 0; j < NR_IRQS; i++, j++) {
-               irq_desc[j].chip = &crisv32_irq_type;
+               set_irq_chip_and_handler(j, &crisv32_irq_type,
+                                        handle_simple_irq);
                set_exception_vector(i, interrupt[j]);
        }