Subject: Re: [PATCH] tty/serial/pmac_zilog: Fix "nobody cared" IRQ message

From: Benjamin Herrenschmidt <[email-masked]>
Date: Mon, 30 Apr 2012 10:23:02 +1000

On Sat, 2012-04-28 at 18:53 -0500, Larry Finger wrote:

> 
> Index: wireless-testing/drivers/tty/serial/pmac_zilog.c
> ===================================================================
> --- wireless-testing.orig/drivers/tty/serial/pmac_zilog.c	2012-04-28 
> 15:51:38.843723074 -0500
> +++ wireless-testing/drivers/tty/serial/pmac_zilog.c	2012-04-28 
> 18:34:34.053900600 -0500

Patch seems to be wrapped... I'll apply manually this time around but
check your mailer settings :-)

Cheers,
Ben.

> @@ -469,7 +469,7 @@
>   	tty = NULL;
>   	if (r3 & (CHAEXT | CHATxIP | CHARxIP)) {
>   		if (!ZS_IS_OPEN(uap_a)) {
> -			pmz_debug("ChanA interrupt while open !\n");
> +			pmz_debug("ChanA interrupt while not open !\n");
>   			goto skip_a;
>   		}
>   		write_zsreg(uap_a, R0, RES_H_IUS);
> @@ -493,8 +493,8 @@
>   	spin_lock(&uap_b->port.lock);
>   	tty = NULL;
>   	if (r3 & (CHBEXT | CHBTxIP | CHBRxIP)) {
> -		if (!ZS_IS_OPEN(uap_a)) {
> -			pmz_debug("ChanB interrupt while open !\n");
> +		if (!ZS_IS_OPEN(uap_b)) {
> +			pmz_debug("ChanB interrupt while not open !\n");
>   			goto skip_b;
>   		}
>   		write_zsreg(uap_b, R0, RES_H_IUS);