diff options
Diffstat (limited to 'arch/mips/kernel/i8259.c')
| -rw-r--r-- | arch/mips/kernel/i8259.c | 31 |
1 files changed, 9 insertions, 22 deletions
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c index c018696765d..50b364897dd 100644 --- a/arch/mips/kernel/i8259.c +++ b/arch/mips/kernel/i8259.c @@ -14,7 +14,7 @@ #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/spinlock.h> -#include <linux/sysdev.h> +#include <linux/syscore_ops.h> #include <linux/irq.h> #include <asm/i8259.h> @@ -42,9 +42,6 @@ static struct irq_chip i8259A_chip = { .irq_disable = disable_8259A_irq, .irq_unmask = enable_8259A_irq, .irq_mask_ack = mask_and_ack_8259A, -#ifdef CONFIG_MIPS_MT_SMTC_IRQAFF - .irq_set_affinity = plat_set_irq_affinity, -#endif /* CONFIG_MIPS_MT_SMTC_IRQAFF */ }; /* @@ -178,9 +175,8 @@ handle_real_irq: } else { inb(PIC_MASTER_IMR); /* DUMMY - (do we need this?) */ outb(cached_master_mask, PIC_MASTER_IMR); - outb(0x60+irq, PIC_MASTER_CMD); /* 'Specific EOI to master */ + outb(0x60+irq, PIC_MASTER_CMD); /* 'Specific EOI to master */ } - smtc_im_ack_irq(irq); raw_spin_unlock_irqrestore(&i8259A_lock, flags); return; @@ -215,14 +211,13 @@ spurious_8259A_irq: } } -static int i8259A_resume(struct sys_device *dev) +static void i8259A_resume(void) { if (i8259A_auto_eoi >= 0) init_8259A(i8259A_auto_eoi); - return 0; } -static int i8259A_shutdown(struct sys_device *dev) +static void i8259A_shutdown(void) { /* Put the i8259A into a quiescent state that * the kernel initialization code can get it @@ -230,28 +225,19 @@ static int i8259A_shutdown(struct sys_device *dev) */ if (i8259A_auto_eoi >= 0) { outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */ - outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-1 */ + outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-2 */ } - return 0; } -static struct sysdev_class i8259_sysdev_class = { - .name = "i8259", +static struct syscore_ops i8259_syscore_ops = { .resume = i8259A_resume, .shutdown = i8259A_shutdown, }; -static struct sys_device device_i8259A = { - .id = 0, - .cls = &i8259_sysdev_class, -}; - static int __init i8259A_init_sysfs(void) { - int error = sysdev_class_register(&i8259_sysdev_class); - if (!error) - error = sysdev_register(&device_i8259A); - return error; + register_syscore_ops(&i8259_syscore_ops); + return 0; } device_initcall(i8259A_init_sysfs); @@ -305,6 +291,7 @@ static void init_8259A(int auto_eoi) static struct irqaction irq2 = { .handler = no_action, .name = "cascade", + .flags = IRQF_NO_THREAD, }; static struct resource pic1_io_resource = { |