diff options
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/kernel/cpu/irq/intc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/irq/intc.c b/arch/sh/kernel/cpu/irq/intc.c index e5a4912d665..da5dae78788 100644 --- a/arch/sh/kernel/cpu/irq/intc.c +++ b/arch/sh/kernel/cpu/irq/intc.c @@ -101,17 +101,26 @@ static void write_32(unsigned long addr, unsigned long h, unsigned long data) static void modify_8(unsigned long addr, unsigned long h, unsigned long data) { + unsigned long flags; + local_irq_save(flags); ctrl_outb(set_field(ctrl_inb(addr), data, h), addr); + local_irq_restore(flags); } static void modify_16(unsigned long addr, unsigned long h, unsigned long data) { + unsigned long flags; + local_irq_save(flags); ctrl_outw(set_field(ctrl_inw(addr), data, h), addr); + local_irq_restore(flags); } static void modify_32(unsigned long addr, unsigned long h, unsigned long data) { + unsigned long flags; + local_irq_save(flags); ctrl_outl(set_field(ctrl_inl(addr), data, h), addr); + local_irq_restore(flags); } enum { REG_FN_ERR = 0, REG_FN_WRITE_BASE = 1, REG_FN_MODIFY_BASE = 5 }; |