diff options
| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2007-02-20 20:08:45 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-02-20 17:11:55 +0000 |
| commit | a0be2f7999aaff97962fe4240ab2ca12a394884c (patch) | |
| tree | 53406ef7f5565cb9a8b514a88bac9966b550547b /arch/mips/kernel/i8259.c | |
| parent | a9b69d0c0c928b4a78a0da32a903ae47b0ad09e7 (diff) | |
| download | linux-a0be2f7999aaff97962fe4240ab2ca12a394884c.tar.bz2 | |
[MIPS] Drop __init from init_8259A()
init_8259A() is called from i8259A_resume() so should not be marked as
__init. And add some tests for whether 8259A was already initialized
or not.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/i8259.c')
| -rw-r--r-- | arch/mips/kernel/i8259.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c index b33ba6cd7f5b..9c79703979b2 100644 --- a/arch/mips/kernel/i8259.c +++ b/arch/mips/kernel/i8259.c @@ -28,7 +28,7 @@ * moves to arch independent land */ -static int i8259A_auto_eoi; +static int i8259A_auto_eoi = -1; DEFINE_SPINLOCK(i8259A_lock); /* some platforms call this... */ void mask_and_ack_8259A(unsigned int); @@ -216,7 +216,8 @@ spurious_8259A_irq: static int i8259A_resume(struct sys_device *dev) { - init_8259A(i8259A_auto_eoi); + if (i8259A_auto_eoi >= 0) + init_8259A(i8259A_auto_eoi); return 0; } @@ -226,8 +227,10 @@ static int i8259A_shutdown(struct sys_device *dev) * the kernel initialization code can get it * out of. */ - outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */ - outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-1 */ + 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 */ + } return 0; } @@ -252,7 +255,7 @@ static int __init i8259A_init_sysfs(void) device_initcall(i8259A_init_sysfs); -void __init init_8259A(int auto_eoi) +void init_8259A(int auto_eoi) { unsigned long flags; |