@@ -568,8 +568,7 @@ static void ipic_ack_irq(unsigned int vi
spin_lock_irqsave(&ipic_lock, flags);
- temp = ipic_read(ipic->regs, ipic_info[src].ack);
- temp |= (1 << (31 - ipic_info[src].bit));
+ temp = 1 << (31 - ipic_info[src].bit);
ipic_write(ipic->regs, ipic_info[src].ack, temp);
/* mb() can't guarantee that ack is finished. But it does finish
@@ -592,8 +591,7 @@ static void ipic_mask_irq_and_ack(unsign
temp &= ~(1 << (31 - ipic_info[src].bit));
ipic_write(ipic->regs, ipic_info[src].mask, temp);
- temp = ipic_read(ipic->regs, ipic_info[src].ack);
- temp |= (1 << (31 - ipic_info[src].bit));
+ temp = 1 << (31 - ipic_info[src].bit);
ipic_write(ipic->regs, ipic_info[src].ack, temp);
/* mb() can't guarantee that ack is finished. But it does finish