From: Rajendra Nayak <rnayak@ti.com>
To: Sebastian Reichel <sre@ring0.de>
Cc: linux-omap@vger.kernel.org,
Santosh Shilimkar <santosh.shilimkar@ti.com>,
Tony Lindgren <tony@atomide.com>
Subject: Re: RX51: kernel message spam from CPUfreq driver
Date: Mon, 12 Aug 2013 11:59:28 +0530 [thread overview]
Message-ID: <520880C8.1040907@ti.com> (raw)
In-Reply-To: <20130811141336.GA24034@earth.universe>
On Sunday 11 August 2013 07:43 PM, Sebastian Reichel wrote:
> Hi,
>
> On RX-51 (Nokia N900) the (mainline) kernel constantly outputs the
> following message about 2-3x per second since some releases:
>
> [ 1038.314514] cpu cpu0: CPUfreq: Cannot find matching frequency for 125000000
>
> (The message is from drivers/cpufreq/omap-cpufreq.c, line 100)
>
> This is really annoying and makes debug output without a "grep -v"
> basically useless. Can you give me some hints how to solve the
> problem?
Whats the system clock frequency used on RX-51? I guess omap2_dpll_round_rate()
for some reason thinks that with the given sys clock its not possible to
lock the DPLL at 125Mhz. If you can send the debug logs from omap2_dpll_round_rate()
that should probably help know whats going wrong.
>
> -- Sebastian
>
next prev parent reply other threads:[~2013-08-12 6:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-11 14:13 RX51: kernel message spam from CPUfreq driver Sebastian Reichel
2013-08-12 6:29 ` Rajendra Nayak [this message]
2013-08-13 12:25 ` Sebastian Reichel
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=520880C8.1040907@ti.com \
--to=rnayak@ti.com \
--cc=linux-omap@vger.kernel.org \
--cc=santosh.shilimkar@ti.com \
--cc=sre@ring0.de \
--cc=tony@atomide.com \
/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