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Diffstat (limited to 'arch/mips/au1000/common/irq.c')
-rw-r--r--arch/mips/au1000/common/irq.c52
1 files changed, 26 insertions, 26 deletions
diff --git a/arch/mips/au1000/common/irq.c b/arch/mips/au1000/common/irq.c
index 316722ee8cf..b32597e05a6 100644
--- a/arch/mips/au1000/common/irq.c
+++ b/arch/mips/au1000/common/irq.c
@@ -67,7 +67,7 @@
67 67
68extern void set_debug_traps(void); 68extern void set_debug_traps(void);
69extern irq_cpustat_t irq_stat [NR_CPUS]; 69extern irq_cpustat_t irq_stat [NR_CPUS];
70extern void mips_timer_interrupt(struct pt_regs *regs); 70extern void mips_timer_interrupt(void);
71 71
72static void setup_local_irq(unsigned int irq, int type, int int_req); 72static void setup_local_irq(unsigned int irq, int type, int int_req);
73static unsigned int startup_irq(unsigned int irq); 73static unsigned int startup_irq(unsigned int irq);
@@ -81,10 +81,6 @@ inline void local_disable_irq(unsigned int irq_nr);
81 81
82void (*board_init_irq)(void); 82void (*board_init_irq)(void);
83 83
84#ifdef CONFIG_PM
85extern irqreturn_t counter0_irq(int irq, void *dev_id, struct pt_regs *regs);
86#endif
87
88static DEFINE_SPINLOCK(irq_lock); 84static DEFINE_SPINLOCK(irq_lock);
89 85
90 86
@@ -292,7 +288,7 @@ static struct irq_chip level_irq_type = {
292}; 288};
293 289
294#ifdef CONFIG_PM 290#ifdef CONFIG_PM
295void startup_match20_interrupt(irqreturn_t (*handler)(int, void *, struct pt_regs *)) 291void startup_match20_interrupt(irqreturn_t (*handler)(int, void *))
296{ 292{
297 struct irq_desc *desc = &irq_desc[AU1000_TOY_MATCH2_INT]; 293 struct irq_desc *desc = &irq_desc[AU1000_TOY_MATCH2_INT];
298 294
@@ -501,14 +497,15 @@ void __init arch_init_irq(void)
501 * intcX_reqX_irqdispatch(). 497 * intcX_reqX_irqdispatch().
502 */ 498 */
503 499
504void intc0_req0_irqdispatch(struct pt_regs *regs) 500static void intc0_req0_irqdispatch(void)
505{ 501{
506 int irq = 0; 502 int irq = 0;
507 static unsigned long intc0_req0 = 0; 503 static unsigned long intc0_req0 = 0;
508 504
509 intc0_req0 |= au_readl(IC0_REQ0INT); 505 intc0_req0 |= au_readl(IC0_REQ0INT);
510 506
511 if (!intc0_req0) return; 507 if (!intc0_req0)
508 return;
512#ifdef AU1000_USB_DEV_REQ_INT 509#ifdef AU1000_USB_DEV_REQ_INT
513 /* 510 /*
514 * Because of the tight timing of SETUP token to reply 511 * Because of the tight timing of SETUP token to reply
@@ -517,28 +514,29 @@ void intc0_req0_irqdispatch(struct pt_regs *regs)
517 */ 514 */
518 if ((intc0_req0 & (1<<AU1000_USB_DEV_REQ_INT))) { 515 if ((intc0_req0 & (1<<AU1000_USB_DEV_REQ_INT))) {
519 intc0_req0 &= ~(1<<AU1000_USB_DEV_REQ_INT); 516 intc0_req0 &= ~(1<<AU1000_USB_DEV_REQ_INT);
520 do_IRQ(AU1000_USB_DEV_REQ_INT, regs); 517 do_IRQ(AU1000_USB_DEV_REQ_INT);
521 return; 518 return;
522 } 519 }
523#endif 520#endif
524 irq = au_ffs(intc0_req0) - 1; 521 irq = au_ffs(intc0_req0) - 1;
525 intc0_req0 &= ~(1<<irq); 522 intc0_req0 &= ~(1<<irq);
526 do_IRQ(irq, regs); 523 do_IRQ(irq);
527} 524}
528 525
529 526
530void intc0_req1_irqdispatch(struct pt_regs *regs) 527static void intc0_req1_irqdispatch(void)
531{ 528{
532 int irq = 0; 529 int irq = 0;
533 static unsigned long intc0_req1 = 0; 530 static unsigned long intc0_req1 = 0;
534 531
535 intc0_req1 |= au_readl(IC0_REQ1INT); 532 intc0_req1 |= au_readl(IC0_REQ1INT);
536 533
537 if (!intc0_req1) return; 534 if (!intc0_req1)
535 return;
538 536
539 irq = au_ffs(intc0_req1) - 1; 537 irq = au_ffs(intc0_req1) - 1;
540 intc0_req1 &= ~(1<<irq); 538 intc0_req1 &= ~(1<<irq);
541 do_IRQ(irq, regs); 539 do_IRQ(irq);
542} 540}
543 541
544 542
@@ -546,35 +544,37 @@ void intc0_req1_irqdispatch(struct pt_regs *regs)
546 * Interrupt Controller 1: 544 * Interrupt Controller 1:
547 * interrupts 32 - 63 545 * interrupts 32 - 63
548 */ 546 */
549void intc1_req0_irqdispatch(struct pt_regs *regs) 547static void intc1_req0_irqdispatch(void)
550{ 548{
551 int irq = 0; 549 int irq = 0;
552 static unsigned long intc1_req0 = 0; 550 static unsigned long intc1_req0 = 0;
553 551
554 intc1_req0 |= au_readl(IC1_REQ0INT); 552 intc1_req0 |= au_readl(IC1_REQ0INT);
555 553
556 if (!intc1_req0) return; 554 if (!intc1_req0)
555 return;
557 556
558 irq = au_ffs(intc1_req0) - 1; 557 irq = au_ffs(intc1_req0) - 1;
559 intc1_req0 &= ~(1<<irq); 558 intc1_req0 &= ~(1<<irq);
560 irq += 32; 559 irq += 32;
561 do_IRQ(irq, regs); 560 do_IRQ(irq);
562} 561}
563 562
564 563
565void intc1_req1_irqdispatch(struct pt_regs *regs) 564static void intc1_req1_irqdispatch(void)
566{ 565{
567 int irq = 0; 566 int irq = 0;
568 static unsigned long intc1_req1 = 0; 567 static unsigned long intc1_req1 = 0;
569 568
570 intc1_req1 |= au_readl(IC1_REQ1INT); 569 intc1_req1 |= au_readl(IC1_REQ1INT);
571 570
572 if (!intc1_req1) return; 571 if (!intc1_req1)
572 return;
573 573
574 irq = au_ffs(intc1_req1) - 1; 574 irq = au_ffs(intc1_req1) - 1;
575 intc1_req1 &= ~(1<<irq); 575 intc1_req1 &= ~(1<<irq);
576 irq += 32; 576 irq += 32;
577 do_IRQ(irq, regs); 577 do_IRQ(irq);
578} 578}
579 579
580#ifdef CONFIG_PM 580#ifdef CONFIG_PM
@@ -660,20 +660,20 @@ restore_au1xxx_intctl(void)
660} 660}
661#endif /* CONFIG_PM */ 661#endif /* CONFIG_PM */
662 662
663asmlinkage void plat_irq_dispatch(struct pt_regs *regs) 663asmlinkage void plat_irq_dispatch(void)
664{ 664{
665 unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; 665 unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
666 666
667 if (pending & CAUSEF_IP7) 667 if (pending & CAUSEF_IP7)
668 mips_timer_interrupt(regs); 668 mips_timer_interrupt();
669 else if (pending & CAUSEF_IP2) 669 else if (pending & CAUSEF_IP2)
670 intc0_req0_irqdispatch(regs); 670 intc0_req0_irqdispatch();
671 else if (pending & CAUSEF_IP3) 671 else if (pending & CAUSEF_IP3)
672 intc0_req1_irqdispatch(regs); 672 intc0_req1_irqdispatch();
673 else if (pending & CAUSEF_IP4) 673 else if (pending & CAUSEF_IP4)
674 intc1_req0_irqdispatch(regs); 674 intc1_req0_irqdispatch();
675 else if (pending & CAUSEF_IP5) 675 else if (pending & CAUSEF_IP5)
676 intc1_req1_irqdispatch(regs); 676 intc1_req1_irqdispatch();
677 else 677 else
678 spurious_interrupt(regs); 678 spurious_interrupt();
679} 679}