sparc: in handler_irq() rename irq parameter to pil
authorSam Ravnborg <sam@ravnborg.org>
Sat, 22 Jan 2011 11:32:15 +0000 (11:32 +0000)
committerDavid S. Miller <davem@davemloft.net>
Thu, 17 Mar 2011 01:19:01 +0000 (18:19 -0700)
The generic irq support uses "irq" to identify the
virtual irq number. To avoid confusion rename the
argument to handler_irq() to pil to match the
name of the parameter in the PCR register.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/irq_32.c
arch/sparc/kernel/irq_64.c
arch/sparc/kernel/sun4d_irq.c

index 5ad6e5c5dbb3b91cef1e6dfded9f4ca55552bd71..07c3e39c02355e78386db52b142ca5af113ad633 100644 (file)
@@ -320,7 +320,7 @@ void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs)
        panic("bogus interrupt received");
 }
 
-void handler_irq(int irq, struct pt_regs * regs)
+void handler_irq(int pil, struct pt_regs * regs)
 {
        struct pt_regs *old_regs;
        struct irqaction * action;
@@ -331,23 +331,23 @@ void handler_irq(int irq, struct pt_regs * regs)
 
        old_regs = set_irq_regs(regs);
        irq_enter();
-       disable_pil_irq(irq);
+       disable_pil_irq(pil);
 #ifdef CONFIG_SMP
        /* Only rotate on lower priority IRQs (scsi, ethernet, etc.). */
-       if((sparc_cpu_model==sun4m) && (irq < 10))
+       if((sparc_cpu_model==sun4m) && (pil < 10))
                smp4m_irq_rotate(cpu);
 #endif
-       action = sparc_irq[irq].action;
-       sparc_irq[irq].flags |= SPARC_IRQ_INPROGRESS;
-       kstat_cpu(cpu).irqs[irq]++;
+       action = sparc_irq[pil].action;
+       sparc_irq[pil].flags |= SPARC_IRQ_INPROGRESS;
+       kstat_cpu(cpu).irqs[pil]++;
        do {
                if (!action || !action->handler)
-                       unexpected_irq(irq, NULL, regs);
-               action->handler(irq, action->dev_id);
+                       unexpected_irq(pil, NULL, regs);
+               action->handler(pil, action->dev_id);
                action = action->next;
        } while (action);
-       sparc_irq[irq].flags &= ~SPARC_IRQ_INPROGRESS;
-       enable_pil_irq(irq);
+       sparc_irq[pil].flags &= ~SPARC_IRQ_INPROGRESS;
+       enable_pil_irq(pil);
        irq_exit();
        set_irq_regs(old_regs);
 }
index ee67dae079c604ab362e771984692bf0820e62b2..d4d1233d4ec433ed3ee8e348e836a66c1f113712 100644 (file)
@@ -714,13 +714,13 @@ void ack_bad_irq(unsigned int virt_irq)
 void *hardirq_stack[NR_CPUS];
 void *softirq_stack[NR_CPUS];
 
-void __irq_entry handler_irq(int irq, struct pt_regs *regs)
+void __irq_entry handler_irq(int pil, struct pt_regs *regs)
 {
        unsigned long pstate, bucket_pa;
        struct pt_regs *old_regs;
        void *orig_sp;
 
-       clear_softint(1 << irq);
+       clear_softint(1 << pil);
 
        old_regs = set_irq_regs(regs);
        irq_enter();
index e11b4612dabb32df7cd0155ed6aed40515c038ad..3af649e64f0d46c6dd4a1a21eba7f58badc2f57a 100644 (file)
@@ -205,28 +205,28 @@ out_unlock:
 
 extern void unexpected_irq(int, void *, struct pt_regs *);
 
-void sun4d_handler_irq(int irq, struct pt_regs * regs)
+void sun4d_handler_irq(int pil, struct pt_regs * regs)
 {
        struct pt_regs *old_regs;
        struct irqaction * action;
        int cpu = smp_processor_id();
        /* SBUS IRQ level (1 - 7) */
-       int sbusl = pil_to_sbus[irq];
+       int sbusl = pil_to_sbus[pil];
        
        /* FIXME: Is this necessary?? */
        cc_get_ipen();
        
-       cc_set_iclr(1 << irq);
+       cc_set_iclr(1 << pil);
        
        old_regs = set_irq_regs(regs);
        irq_enter();
-       kstat_cpu(cpu).irqs[irq]++;
+       kstat_cpu(cpu).irqs[pil]++;
        if (!sbusl) {
-               action = *(irq + irq_action);
+               action = *(pil + irq_action);
                if (!action)
-                       unexpected_irq(irq, NULL, regs);
+                       unexpected_irq(pil, NULL, regs);
                do {
-                       action->handler(irq, action->dev_id);
+                       action->handler(pil, action->dev_id);
                        action = action->next;
                } while (action);
        } else {
@@ -251,9 +251,9 @@ void sun4d_handler_irq(int irq, struct pt_regs * regs)
                                                action = actionp->action;
                                                
                                                if (!action)
-                                                       unexpected_irq(irq, NULL, regs);
+                                                       unexpected_irq(pil, NULL, regs);
                                                do {
-                                                       action->handler(irq, action->dev_id);
+                                                       action->handler(pil, action->dev_id);
                                                        action = action->next;
                                                } while (action);
                                                release_sbi(SBI2DEVID(sbino), slot);