diff options
Diffstat (limited to 'arch/x86/kernel/olpc.c')
| -rw-r--r-- | arch/x86/kernel/olpc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/olpc.c b/arch/x86/kernel/olpc.c index 0e0cdde519be..a2bd899b2b83 100644 --- a/arch/x86/kernel/olpc.c +++ b/arch/x86/kernel/olpc.c @@ -114,6 +114,7 @@ int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen, unsigned long flags; int ret = -EIO; int i; + int restarts = 0; spin_lock_irqsave(&ec_lock, flags); @@ -169,7 +170,9 @@ restart: if (wait_on_obf(0x6c, 1)) { printk(KERN_ERR "olpc-ec: timeout waiting for" " EC to provide data!\n"); - goto restart; + if (restarts++ < 10) + goto restart; + goto err; } outbuf[i] = inb(0x68); pr_devel("olpc-ec: received 0x%x\n", outbuf[i]); |