diff options
Diffstat (limited to 'arch/mips/sibyte/bcm1480/irq.c')
| -rw-r--r-- | arch/mips/sibyte/bcm1480/irq.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c index ba0c4b776c85..7aa79bf63c4a 100644 --- a/arch/mips/sibyte/bcm1480/irq.c +++ b/arch/mips/sibyte/bcm1480/irq.c @@ -76,7 +76,7 @@ __setup("nokgdb", nokgdb); /* Default to UART1 */ int kgdb_port = 1; -#ifdef CONFIG_SIBYTE_SB1250_DUART +#ifdef CONFIG_SERIAL_SB1250_DUART extern char sb1250_duart_present[]; #endif #endif @@ -100,8 +100,8 @@ DEFINE_SPINLOCK(bcm1480_imr_lock); void bcm1480_mask_irq(int cpu, int irq) { - unsigned long flags; - u64 cur_ints,hl_spacing; + unsigned long flags, hl_spacing; + u64 cur_ints; spin_lock_irqsave(&bcm1480_imr_lock, flags); hl_spacing = 0; @@ -117,8 +117,8 @@ void bcm1480_mask_irq(int cpu, int irq) void bcm1480_unmask_irq(int cpu, int irq) { - unsigned long flags; - u64 cur_ints,hl_spacing; + unsigned long flags, hl_spacing; + u64 cur_ints; spin_lock_irqsave(&bcm1480_imr_lock, flags); hl_spacing = 0; @@ -289,7 +289,7 @@ int bcm1480_steal_irq(int irq) if (irq >= BCM1480_NR_IRQS) return -EINVAL; - spin_lock_irqsave(&desc->lock,flags); + spin_lock_irqsave(&desc->lock, flags); /* Don't allow sharing at all for these */ if (desc->action != NULL) retval = -EBUSY; @@ -297,7 +297,7 @@ int bcm1480_steal_irq(int irq) desc->action = &bcm1480_dummy_action; desc->depth = 0; } - spin_unlock_irqrestore(&desc->lock,flags); + spin_unlock_irqrestore(&desc->lock, flags); return 0; } @@ -404,7 +404,7 @@ void __init arch_init_irq(void) if (kgdb_flag) { kgdb_irq = K_BCM1480_INT_UART_0 + kgdb_port; -#ifdef CONFIG_SIBYTE_SB1250_DUART +#ifdef CONFIG_SERIAL_SB1250_DUART sb1250_duart_present[kgdb_port] = 0; #endif /* Setup uart 1 settings, mapper */ @@ -431,8 +431,8 @@ void __init arch_init_irq(void) #include <linux/delay.h> -#define duart_out(reg, val) csr_out32(val, IOADDR(A_DUART_CHANREG(kgdb_port,reg))) -#define duart_in(reg) csr_in32(IOADDR(A_DUART_CHANREG(kgdb_port,reg))) +#define duart_out(reg, val) csr_out32(val, IOADDR(A_DUART_CHANREG(kgdb_port, reg))) +#define duart_in(reg) csr_in32(IOADDR(A_DUART_CHANREG(kgdb_port, reg))) static void bcm1480_kgdb_interrupt(void) { @@ -450,7 +450,6 @@ static void bcm1480_kgdb_interrupt(void) #endif /* CONFIG_KGDB */ -extern void bcm1480_timer_interrupt(void); extern void bcm1480_mailbox_interrupt(void); asmlinkage void plat_irq_dispatch(void) @@ -470,8 +469,16 @@ asmlinkage void plat_irq_dispatch(void) else #endif - if (pending & CAUSEF_IP4) - bcm1480_timer_interrupt(); + if (pending & CAUSEF_IP4) { + int cpu = smp_processor_id(); + int irq = K_BCM1480_INT_TIMER_0 + cpu; + + /* Reset the timer */ + __raw_writeq(M_SCD_TIMER_ENABLE|M_SCD_TIMER_MODE_CONTINUOUS, + IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_CFG))); + + do_IRQ(irq); + } #ifdef CONFIG_SMP else if (pending & CAUSEF_IP3) |