sh: intc - primary priority masking fixes

[linux-2.6-omap-h63xx.git] / arch / sh / kernel / irq.c

diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 67be2b6e8cd1657cdf657d50259806572c236580..03404987528dd083970977dfde5379c2bca67d8c 100644 (file)
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -11,9 +11,9 @@
 #include <linux/module.h>
 #include <linux/kernel_stat.h>
 #include <linux/seq_file.h>
-#include <linux/io.h>
 #include <linux/irq.h>
 #include <asm/processor.h>
+#include <asm/machvec.h>
 #include <asm/uaccess.h>
 #include <asm/thread_info.h>
 #include <asm/cpu/mmu_context.h>
@@ -45,7 +45,7 @@ int show_interrupts(struct seq_file *p, void *v)
                seq_putc(p, '\n');
        }
 
-       if (i < NR_IRQS) {
+       if (i < sh_mv.mv_nr_irqs) {
                spin_lock_irqsave(&irq_desc[i].lock, flags);
                action = irq_desc[i].action;
                if (!action)
@@ -62,7 +62,7 @@ int show_interrupts(struct seq_file *p, void *v)
                seq_putc(p, '\n');
 unlock:
                spin_unlock_irqrestore(&irq_desc[i].lock, flags);
-       } else if (i == NR_IRQS)
+       } else if (i == sh_mv.mv_nr_irqs)
                seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count));
 
        return 0;
@@ -82,13 +82,9 @@ static union irq_ctx *hardirq_ctx[NR_CPUS] __read_mostly;
 static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly;
 #endif
 
-asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
-                     unsigned long r6, unsigned long r7,
-                     struct pt_regs __regs)
+asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
 {
-       struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
        struct pt_regs *old_regs = set_irq_regs(regs);
-       int irq;
 #ifdef CONFIG_4KSTACKS
        union irq_ctx *curctx, *irqctx;
 #endif
@@ -111,13 +107,7 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
        }
 #endif
 
-#ifdef CONFIG_CPU_HAS_INTEVT
-       irq = evt2irq(ctrl_inl(INTEVT));
-#else
-       irq = r4;
-#endif
-
-       irq = irq_demux(irq);
+       irq = irq_demux(evt2irq(irq));
 
 #ifdef CONFIG_4KSTACKS
        curctx = (union irq_ctx *)current_thread_info();
@@ -168,15 +158,11 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
 }
 
 #ifdef CONFIG_4KSTACKS
-/*
- * These should really be __section__(".bss.page_aligned") as well, but
- * gcc's 3.0 and earlier don't handle that correctly.
- */
 static char softirq_stack[NR_CPUS * THREAD_SIZE]
-               __attribute__((__aligned__(THREAD_SIZE)));
+               __attribute__((__section__(".bss.page_aligned")));
 
 static char hardirq_stack[NR_CPUS * THREAD_SIZE]
-               __attribute__((__aligned__(THREAD_SIZE)));
+               __attribute__((__section__(".bss.page_aligned")));
 
 /*
  * allocate per-cpu stacks for hardirq and for softirq processing
@@ -267,14 +253,7 @@ void __init init_IRQ(void)
 #ifdef CONFIG_CPU_HAS_PINT_IRQ
        init_IRQ_pint();
 #endif
-
-#ifdef CONFIG_CPU_HAS_INTC2_IRQ
-       init_IRQ_intc2();
-#endif
-
-#ifdef CONFIG_CPU_HAS_IPR_IRQ
-       init_IRQ_ipr();
-#endif
+       plat_irq_setup();
 
        /* Perform the machine specific initialisation */
        if (sh_mv.mv_init_irq)