linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Scott Wood <scottwood@freescale.com>
To: Mark Ware <mware@elphinstone.net>
Cc: Linuxppc-dev Development <linuxppc-dev@ozlabs.org>
Subject: Re: [PATCH] cpm2_pic: Allow correct flow_types for port C interrupts
Date: Tue, 08 Dec 2009 17:09:11 -0600	[thread overview]
Message-ID: <4B1EDC97.6010301@freescale.com> (raw)
In-Reply-To: <4B1ED995.4060802@elphinstone.net>

Mark Ware wrote:
> Mark Ware wrote:
>> CPM2 Port C interrupts can be either falling edge, or either edge.
>> Other external interrupts are either falling edge or active low.
[snip]
>> +	/* Port C interrupts are either IRQ_TYPE_EDGE_FALLING or
>> +	 * IRQ_TYPE_EDGE_BOTH (default).  All others are IRQ_TYPE_EDGE_FALLING
>> +	 * or IRQ_TYPE_LEVEL_LOW (default)
>> +	 */
>> +	if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0) {
>> +		if (flow_type == IRQ_TYPE_NONE)
>> +			flow_type = IRQ_TYPE_EDGE_BOTH;
>> +
>> +		if (flow_type & ~IRQ_TYPE_EDGE_BOTH) {
>> +			printk(KERN_ERR "CPM2 PIC: sense type 0x%x not supported\n",
>> +				flow_type);
>> +			return -EINVAL;
>> +		}

The above code looks like it would allow rising-only, which according to 
the changelog isn't supported.

-Scott

  reply	other threads:[~2009-12-08 23:10 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-25  2:15 [PATCH] cpm2_pic: Allow correct flow_types for port C interrupts Mark Ware
2009-12-08 22:56 ` Mark Ware
2009-12-08 23:09   ` Scott Wood [this message]
2009-12-08 23:41     ` Mark Ware

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4B1EDC97.6010301@freescale.com \
    --to=scottwood@freescale.com \
    --cc=linuxppc-dev@ozlabs.org \
    --cc=mware@elphinstone.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).