From: Kevin Hilman <khilman@deeprootsystems.com>
To: Jean Pihet <jean.pihet@newoldbits.com>
Cc: Paul Walmsley <paul@pwsan.com>, Felipe Balbi <balbi@ti.com>,
aaro.koskinen@iki.fi, linux-omap@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: OMAP baseline test results for v3.7-rc1
Date: Mon, 05 Nov 2012 16:01:33 -0800 [thread overview]
Message-ID: <87fw4neh0i.fsf@deeprootsystems.com> (raw)
In-Reply-To: <CAORVsuUGcydD13-VcaNjmAmrsyo9ZVHGTRoSKgLyr4-Bkw7zhg@mail.gmail.com> (Jean Pihet's message of "Mon, 5 Nov 2012 10:26:27 +0100")
Jean Pihet <jean.pihet@newoldbits.com> writes:
[...]
> I ran some intensive stress tests on the I2C and ... unfortunately I
> could not trigger the problem. It looks like the issue is caused by
> some transient situation where the CORE and/or I2C is in a low power
> state.
FYI... I just ran across what appears to be the same bug on 3430/n900
during suspend/resume testing. With CPUidle enabled, this happens every
time.
Reverting the I2C QoS patch makes it work again.
Kevin
# rtcwake -m mem -s 1
Date: Fri Dec 31 17:00:34 MST 1999
hwclock: Sat Jan 1 00:00:34 2000 0.000000 seconds
[ 38.819732] omap_i2c omap_i2c.1: timeout waiting for bus ready
wakeup from "mem" at Sat Jan 1 00:00:36 2000
[ 38.841949] PM: Syncing filesystems ... done.
[ 38.859466] Freezing user space processes ... (elapsed 0.01 seconds) done.
[ 38.885284] Freezing remaining freezable tasks ... (elapsed 0.02 seconds) done.
[ 38.916412] Suspending console(s) (use no_console_suspend to debug)
[ 39.944274] omap_i2c omap_i2c.1: timeout waiting for bus ready
[ 39.944305] twl: i2c_read failed to transfer all messages
[ 39.944305] twl_rtc: Could not read TWLregister D - error -110
[ 39.944335] twl_rtc twl_rtc: twl_rtc_read_time: reading CTRL_REG, error -110
[ 40.975524] omap_i2c omap_i2c.1: timeout waiting for bus ready
[ 40.975555] twl: i2c_read failed to transfer all messages
[ 40.975555] VMMC2_IO_18: failed to disable
[ 40.978698] PM: suspend of devices complete after 2049.163 msecs
[ 40.984222] PM: late suspend of devices complete after 5.493 msecs
[ 40.992126] PM: noirq suspend of devices complete after 7.873 msecs
[ 40.992187] Disabling non-boot CPUs ...
[ 40.992675] Successfully put all powerdomains to target state
[ 40.997009] PM: noirq resume of devices complete after 4.058 msecs
[ 41.002014] PM: early resume of devices complete after 3.601 msecs
[ 41.179016] PM: resume of devices complete after 176.818 msecs
[ 41.277740] Restarting tasks ... done.
real 0m 3.50s
user 0m 0.00s
sys 0m 0.10s
Date: Fri Dec 31 17:00:40 MST 1999
hwclock: Sat Jan 1 00:00:40 2000 0.000000 seconds
next prev parent reply other threads:[~2012-11-06 0:01 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-18 5:20 OMAP baseline test results for v3.7-rc1 Paul Walmsley
2012-10-18 6:48 ` Paul Walmsley
2012-10-18 8:37 ` Tero Kristo
2012-10-18 8:48 ` Santosh Shilimkar
2012-10-20 17:30 ` Paul Walmsley
2012-10-19 16:55 ` Paul Walmsley
2012-10-19 17:01 ` Felipe Balbi
2012-10-19 17:56 ` Paul Walmsley
2012-10-19 18:10 ` Felipe Balbi
2012-10-19 19:03 ` Aaro Koskinen
2012-10-19 19:01 ` Felipe Balbi
2012-10-19 19:38 ` Aaro Koskinen
2012-10-22 17:21 ` Kevin Hilman
2012-10-22 20:43 ` Kevin Hilman
2012-10-20 6:14 ` Paul Walmsley
2012-10-22 16:12 ` Jean Pihet
2012-10-22 17:26 ` Jean Pihet
2012-10-23 19:19 ` Paul Walmsley
2012-10-23 19:23 ` Jean Pihet
2012-10-25 10:12 ` Felipe Balbi
2012-10-26 20:15 ` Felipe Balbi
2012-10-26 22:03 ` Paul Walmsley
2012-10-29 20:00 ` Felipe Balbi
2012-10-30 12:17 ` Paul Walmsley
2012-10-30 12:32 ` Felipe Balbi
2012-10-30 12:50 ` Paul Walmsley
2012-10-30 12:54 ` Felipe Balbi
2012-10-30 13:17 ` Paul Walmsley
2012-10-30 14:04 ` Paul Walmsley
2012-10-31 8:34 ` Jean Pihet
2012-10-31 9:05 ` Rafael J. Wysocki
2012-10-31 8:22 ` Jean Pihet
2012-10-31 10:49 ` Kevin Hilman
2012-10-31 21:11 ` Jean Pihet
2012-11-01 2:44 ` Paul Walmsley
2012-11-01 7:51 ` Jean Pihet
2012-11-03 21:39 ` Jean Pihet
2012-11-05 3:15 ` Paul Walmsley
2012-11-05 9:26 ` Jean Pihet
2012-11-06 0:01 ` Kevin Hilman [this message]
2012-11-06 9:27 ` Jean Pihet
2012-11-06 16:13 ` Paul Walmsley
2012-11-06 10:06 ` Shubhrajyoti Datta
2012-10-30 4:16 ` Paul Walmsley
2012-10-30 8:54 ` Jean Pihet
2012-10-30 11:23 ` Paul Walmsley
2012-10-31 8:18 ` Jean Pihet
2012-10-23 19:17 ` Kevin Hilman
2012-10-23 19:18 ` Paul Walmsley
2012-10-20 6:24 ` Paul Walmsley
2012-10-22 17:53 ` Kevin Hilman
2012-10-22 20:44 ` Kevin Hilman
2012-10-20 14:11 ` Richard Cochran
2012-10-20 16:27 ` Paul Walmsley
2012-10-20 18:01 ` Richard Cochran
2012-10-20 18:12 ` Paul Walmsley
2012-10-20 18:37 ` Richard Cochran
2012-10-20 18:58 ` Paul Walmsley
2012-10-21 13:51 ` Matt Porter
2012-10-21 16:26 ` Paul Walmsley
2012-10-22 21:56 ` Kevin Hilman
2012-10-21 7:35 ` Richard Cochran
2012-10-21 8:23 ` Paul Walmsley
2012-10-21 11:44 ` Richard Cochran
2012-10-21 16:24 ` Paul Walmsley
2012-10-21 12:29 ` Mohammed, Afzal
2012-10-21 12:36 ` Richard Cochran
2012-10-20 17:20 ` Paul Walmsley
2012-10-22 16:13 ` Tero Kristo
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