Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755466Ab3DWOv1 (ORCPT ); Tue, 23 Apr 2013 10:51:27 -0400 Received: from mail-qc0-f175.google.com ([209.85.216.175]:63750 "EHLO mail-qc0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755177Ab3DWOvZ (ORCPT ); Tue, 23 Apr 2013 10:51:25 -0400 Date: Tue, 23 Apr 2013 09:43:12 -0500 From: Kent Yoder To: peterasplund@gentoo.se Cc: Peter.Huewe@infineon.com, mail@srajiv.net, aaron.lu@intel.com, tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: Re: [tpmdd-devel] tpm_tis driver failed to suspend, error -62 Message-ID: <20130423144309.GA11692@gmail.com> References: <51540408.3000702@intel.com> <74A44E99E3274B4CB570415926B37D4414B14E@MUCSE501.eu.infineon.com> <733a6b303b7e9a3c4fb396acad9d9c5c@gentoo.se> <20130411214141.GA12814@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7923 Lines: 198 On Tue, Apr 23, 2013 at 04:30:53PM +0200, peterasplund@gentoo.se wrote: > 2013-04-11 23:41 skrev Kent Yoder: > >On Sat, Apr 06, 2013 at 06:00:59PM +0200, peterasplund@gentoo.se > >wrote: > >>2013-04-02 16:03 skrev Kent Yoder: > >>>Hi Peter, > >>> > >>>On Mon, Apr 1, 2013 at 4:17 PM, wrote: > >>>>2013-03-28 14:12 skrev Peter.Huewe@infineon.com: > >>>>>What also might be worth a look - in your bugzilla it states: > >>>>>[ 0.225891] pnp 00:0a: Plug and Play ACPI device, IDs IFX0102 > >>>>>PNP0c31 > >>>>>(active) > >>>>>[ 9.150673] tpm_tis 00:0a: 1.2 TPM (device-id 0xB, rev-id 16) > >>>>>[ 9.292148] tpm_tis 00:0a: Adjusting TPM timeout parameters. > >>>>>[ 10.084067] tpm_tis 00:0a: A TPM error (7) occurred > >>attempting to > >>>>>read a pcr > >>>>>value > >>>>>[ 10.084077] tpm_tis 00:0a: TPM is disabled/deactivated (0x7) > >>>>> > >>>>> > >>>>>Can you perhaps try to enable your TPM in the BIOS? It's quite > >>>>>often > >>>>>hidden under "embedded security device" or "system security". > >>>>>Quite often you have to have a bios password set to access these > >>>>>settings. > >>>>>If your system does not have bios support for TPMs, please > >>>>>tell me so > >>>>>and I'll try to help you out. > >>>>> > >>>> > >>>>I've enabled it in BIOS now, and the output seems to be a bit > >>>>different. Not too uplifting though... > >>>> > >>>>root@zepto:/home/peter# dmesg | grep tpm > >>>>[ 14.631662] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) > >>>>[ 14.748276] tpm_tis 00:08: Adjusting TPM timeout parameters. > >>>>[ 34.908128] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 > >>>>[ 125.992108] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 > >>>>[ 212.908502] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 > >>>>root@zepto:/home/peter# tpm_version > >>>>Tspi_Context_Connect failed: 0x00003011 - layer=tsp, code=0011 > >>(17), > >>>>Communication failure > >>>>root@zepto:/home/peter# tcsd -f > >>>>TCSD TDDL ioctl: (25) Inappropriate ioctl for device > >>>>TCSD TDDL Falling back to Read/Write device support. > >>>>TCSD TDDL ERROR: write to device /dev/tpm0 failed: Timer expired > >>>>TCSD TCS ERROR: TCS GetCapability failed with result = 0x1087 > >>> > >>> Can you cat /sys/class/misc/tpm0/device/timeouts? Ivan Pryvalov > >>>reported that his TPM showed values that were too small to keep > >>from > >>>causing timeouts waiting on TPM commands, but too big to > >>trigger the > >>>driver's code to scale them. (He saw 12000 for the 3 timeout > >>>values.) > >>> > >>Hi Kent > >> > >>The values I'm seeing are: > >> > >>root@zepto:~# cat /sys/class/misc/tpm0/device/timeouts > >>752000 2000000 752000 752000 [adjusted] > >> > >>So I guess these are within a normal range? > > > > Yes, these look normal. So it seems you can send commands to the > >TPM > >up until you try to suspend? Can you try to cat other files like > >/sys/class/misc/tpm0/device/pcrs? This is the simplest way to send > >some > >command to the TPM... > > > >Kent > > > > Hi Kent, I'm sorry I haven't replied to this message before. I must > have missed it! > > root@zepto:/sys/class/misc/tpm0# ll > drwxr-xr-x 3 root root 0 Apr 23 16:20 ./ > drwxr-xr-x 3 root root 0 Apr 23 16:20 ../ > -r--r--r-- 1 root root 4096 Apr 23 16:26 dev > lrwxrwxrwx 1 root root 0 Apr 23 16:26 device -> ../../../00:08/ > drwxr-xr-x 2 root root 0 Apr 23 16:26 power/ > lrwxrwxrwx 1 root root 0 Apr 23 16:20 subsystem -> > ../../../../../class/misc/ > -rw-r--r-- 1 root root 4096 Apr 23 16:20 uevent > > root@zepto:/sys/class/misc/tpm0# cat dev > 10:224 > root@zepto:/sys/class/misc/tpm0# cat device/pcrs (prints nothing > after a delay of a second or so) > root@zepto:/sys/class/misc/tpm0# cat uevent > MAJOR=10 > MINOR=224 > DEVNAME=tpm0 > root@zepto:/sys/class/misc/tpm0# cat device/active > root@zepto:/sys/class/misc/tpm0# cat device/cancel > cat: device/cancel: Permission denied > root@zepto:/sys/class/misc/tpm0# cat device/caps > root@zepto:/sys/class/misc/tpm0# cat device/durations > 1000000 4000000 152000000 [adjusted] > root@zepto:/sys/class/misc/tpm0# cat device/enabled > root@zepto:/sys/class/misc/tpm0# cat device/id > IFX0102 > PNP0c31 > root@zepto:/sys/class/misc/tpm0# cat device/options > root@zepto:/sys/class/misc/tpm0# cat device/owned > root@zepto:/sys/class/misc/tpm0# cat device/pubek > root@zepto:/sys/class/misc/tpm0# cat device/resources > state = active > mem 0xfed40000-0xfed44fff > io 0x4e-0x4f > io 0x1670-0x167f > irq 11 > root@zepto:/sys/class/misc/tpm0# cat device/temp_deactivated > root@zepto:/sys/class/misc/tpm0# cat device/timeouts > 752000 2000000 752000 752000 [adjusted] > root@zepto:/sys/class/misc/tpm0# cat device/uevent > DRIVER=tpm_tis > > To be able to do the 'cat' above, I usually need to restart my > computer, otherwise the files aren't there. That's probably after > I've put the computer in sleep mode (which works if I add tpm_tis to > the module blacklist). Perhaps the same problem is related to this > one: > I just did a grep of my dmesg and saw some new error messages (28) > in it. Perhaps they started occurring after I enabled it in BIOS. > > root@zepto:/home/peter# dmesg | grep tpm_ > [ 11.369198] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) > [ 11.508115] tpm_tis 00:08: Adjusting TPM timeout parameters. > [ 32.560040] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 > [ 4320.577827] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) > [ 4320.636111] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the timeouts Your TPM failed its internal self test (rc=28). At this point it will have gone shut down. Looks like your hardware is broken. :( Kent > [ 4320.696081] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the durations > [ 4320.696091] tpm_tis 00:08: Could not get TPM timeouts and durations > [ 9279.692915] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) > [ 9279.756184] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the timeouts > [ 9279.822186] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the durations > [ 9279.822197] tpm_tis 00:08: Could not get TPM timeouts and durations > [10968.845856] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) > [10968.904111] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the timeouts > [10968.964100] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the durations > [10968.964111] tpm_tis 00:08: Could not get TPM timeouts and durations > [13304.341746] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) > [13304.400093] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the timeouts > [13304.464134] tpm_tis 00:08: A TPM error (28) occurred attempting > to determine the durations > [13304.464142] tpm_tis 00:08: Could not get TPM timeouts and durations > > Thank you, > Peter A > > > >>Thanks, > >>Peter > >> > >>> If you're seeing similar values, can you try the attached patch? > >>> > >>>Thanks, > >>>Kent > >>> > >>>>/Peter A > >>>> > >>>> > >> > >>>>------------------------------------------------------------------------------ > >>>>Own the Future-Intel® Level Up Game Demo Contest 2013 > >>>>Rise to greatness in Intel's independent game demo contest. > >>>>Compete for recognition, cash, and the chance to get your game > >>>>on Steam. $5K grand prize plus 10 genre and skill prizes. > >>>>Submit your demo by 6/6/13. http://p.sf.net/sfu/intel_levelupd2d > >>>>_______________________________________________ > >>>>tpmdd-devel mailing list > >>>>tpmdd-devel@lists.sourceforge.net > >>>>https://lists.sourceforge.net/lists/listinfo/tpmdd-devel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/