Sid Boyce
2014-Jan-01 00:41 UTC
[Nouveau] Possible 3.13-rc nouveau regression with GT 560 Ti
On 31/12/13 10:36, Ilia Mirkin wrote:> On Tue, Dec 31, 2013 at 5:14 AM, Sid Boyce <sboyce at blueyonder.co.uk> wrote: >> System x86_64 with openSUSE 13.1. >> X.Org version: 1.14.99.905 >> >> openSUSE 12.2 kernels boot successfully into a graphical screen, login to >> KDE4, etc. all normal. >> >> 3.13-rc kernels boot fully with X running but no graphical screen and it >> freezes in VC with not all the startup messages displayed but I could ssh in >> from another box to check dmesg and logs. >> >> Xorg.0.log which I thought I had saved did not log an error. >> >> dmesg said "nouveau Playlist update failed". >> >> Changed the GeForce GT 560 Ti for a GeForce 8600 GT and 3.13.0-rc6 is up and >> running. >> >> If necessary I can go back to the GT 560 Ti to gather dmesg and Xorg log >> information. > Having a dmesg would be nice. One thing I can think of off-hand is > that 3.13-rc has MSI turned on by default. You can turn it off by > adding "nouveau.config=NvMSI=0" to your kernel cmdline. If that > doesn't help, a bisect restricted to drivers/gpu/drm/nouveau should > show the offending commit fairly quickly. > > -ilia >Adding "nouveau.config=NvMSI=0" to the command line fixed the problem. So it looks like commit 049ffa8ab33a63b3bff672d1a0ee6a35ad253fe8 introduced it. Thanks Ilia, Regards Sid. -- Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support Senior Staff Specialist, Cricket Coach Microsoft Windows Free Zone - Linux used for all Computing Tasks
Sid Boyce
2014-Jan-01 01:44 UTC
[Nouveau] Possible 3.13-rc nouveau regression with GT 560 Ti
On 01/01/14 00:55, Ilia Mirkin wrote:> On Tue, Dec 31, 2013 at 7:41 PM, Sid Boyce <sboyce at blueyonder.co.uk> wrote: >> On 31/12/13 10:36, Ilia Mirkin wrote: >>> On Tue, Dec 31, 2013 at 5:14 AM, Sid Boyce <sboyce at blueyonder.co.uk> >>> wrote: >>>> System x86_64 with openSUSE 13.1. >>>> X.Org version: 1.14.99.905 >>>> >>>> openSUSE 12.2 kernels boot successfully into a graphical screen, login to >>>> KDE4, etc. all normal. >>>> >>>> 3.13-rc kernels boot fully with X running but no graphical screen and it >>>> freezes in VC with not all the startup messages displayed but I could ssh >>>> in >>>> from another box to check dmesg and logs. >>>> >>>> Xorg.0.log which I thought I had saved did not log an error. >>>> >>>> dmesg said "nouveau Playlist update failed". >>>> >>>> Changed the GeForce GT 560 Ti for a GeForce 8600 GT and 3.13.0-rc6 is up >>>> and >>>> running. >>>> >>>> If necessary I can go back to the GT 560 Ti to gather dmesg and Xorg log >>>> information. >>> Having a dmesg would be nice. One thing I can think of off-hand is >>> that 3.13-rc has MSI turned on by default. You can turn it off by >>> adding "nouveau.config=NvMSI=0" to your kernel cmdline. If that >>> doesn't help, a bisect restricted to drivers/gpu/drm/nouveau should >>> show the offending commit fairly quickly. >>> >>> -ilia >>> >> Adding "nouveau.config=NvMSI=0" to the command line fixed the problem. >> So it looks like commit 049ffa8ab33a63b3bff672d1a0ee6a35ad253fe8 introduced >> it. > Any chance you might mmiotrace the blob (version 325 or later) to see > which registers it fiddles with? Or alternatively, if you have a NVCE > card (you never did end up providing the logs which would have made > that apparent), could you try replacing nvc3_mc_oclass with > nvc0_mc_oclass for the 0xce case in > drivers/gpu/drm/nouveau/core/engine/device/nvc0.c? (and boot without > the MSI disabling.) The switch has already been made for NVC8 in > 0bae1d61c75 -- perhaps there are more "odd" ones. > > -ilia >I'll have a look tomorrow - it is a NVCE card.. With everything running at the moment # echo mmiotrace > /sys/kernel/debug/tracing/current_tracer bash: echo: write error: Invalid argument I shall build a new kernel (3.13.0-rc51) with the change case 0xce: device->cname = "GF114"; device->oclass[NVDEV_SUBDEV_VBIOS ] = &nouveau_bios_oclass; device->oclass[NVDEV_SUBDEV_GPIO ] = &nv50_gpio_oclass; device->oclass[NVDEV_SUBDEV_I2C ] = &nv94_i2c_oclass; device->oclass[NVDEV_SUBDEV_CLOCK ] = &nvc0_clock_oclass; device->oclass[NVDEV_SUBDEV_THERM ] = &nva3_therm_oclass; device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass; device->oclass[NVDEV_SUBDEV_DEVINIT] = &nvc0_devinit_oclass; device->oclass[NVDEV_SUBDEV_MC ] = nvc3_mc_oclass; Regards Sid. -- Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support Senior Staff Specialist, Cricket Coach Microsoft Windows Free Zone - Linux used for all Computing Tasks -------------- next part -------------- A non-text attachment was scrubbed... Name: Xorg.0.log Type: text/x-log Size: 47836 bytes Desc: not available URL: <http://lists.freedesktop.org/archives/nouveau/attachments/20140101/e320151f/attachment-0001.bin>
Sid Boyce
2014-Jan-01 14:04 UTC
[Nouveau] Possible 3.13-rc nouveau regression with GT 560 Ti
On 01/01/14 00:55, Ilia Mirkin wrote:> On Tue, Dec 31, 2013 at 7:41 PM, Sid Boyce <sboyce at blueyonder.co.uk> wrote: >> On 31/12/13 10:36, Ilia Mirkin wrote: >>> On Tue, Dec 31, 2013 at 5:14 AM, Sid Boyce <sboyce at blueyonder.co.uk> >>> wrote: >>>> System x86_64 with openSUSE 13.1. >>>> X.Org version: 1.14.99.905 >>>> >>>> openSUSE 12.2 kernels boot successfully into a graphical screen, login to >>>> KDE4, etc. all normal. >>>> >>>> 3.13-rc kernels boot fully with X running but no graphical screen and it >>>> freezes in VC with not all the startup messages displayed but I could ssh >>>> in >>>> from another box to check dmesg and logs. >>>> >>>> Xorg.0.log which I thought I had saved did not log an error. >>>> >>>> dmesg said "nouveau Playlist update failed". >>>> >>>> Changed the GeForce GT 560 Ti for a GeForce 8600 GT and 3.13.0-rc6 is up >>>> and >>>> running. >>>> >>>> If necessary I can go back to the GT 560 Ti to gather dmesg and Xorg log >>>> information. >>> Having a dmesg would be nice. One thing I can think of off-hand is >>> that 3.13-rc has MSI turned on by default. You can turn it off by >>> adding "nouveau.config=NvMSI=0" to your kernel cmdline. If that >>> doesn't help, a bisect restricted to drivers/gpu/drm/nouveau should >>> show the offending commit fairly quickly. >>> >>> -ilia >>> >> Adding "nouveau.config=NvMSI=0" to the command line fixed the problem. >> So it looks like commit 049ffa8ab33a63b3bff672d1a0ee6a35ad253fe8 introduced >> it. > Any chance you might mmiotrace the blob (version 325 or later) to see > which registers it fiddles with? Or alternatively, if you have a NVCE > card (you never did end up providing the logs which would have made > that apparent), could you try replacing nvc3_mc_oclass with > nvc0_mc_oclass for the 0xce case in > drivers/gpu/drm/nouveau/core/engine/device/nvc0.c? (and boot without > the MSI disabling.) The switch has already been made for NVC8 in > 0bae1d61c75 -- perhaps there are more "odd" ones. > > -ilia >Fails exactly the same. case 0xc3: device->cname = "GF106"; device->oclass[NVDEV_SUBDEV_VBIOS ] = &nouveau_bios_oclass; device->oclass[NVDEV_SUBDEV_GPIO ] = &nv50_gpio_oclass; device->oclass[NVDEV_SUBDEV_I2C ] = &nv94_i2c_oclass; device->oclass[NVDEV_SUBDEV_CLOCK ] = &nvc0_clock_oclass; device->oclass[NVDEV_SUBDEV_THERM ] = &nva3_therm_oclass; device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass; device->oclass[NVDEV_SUBDEV_DEVINIT] = &nvc0_devinit_oclass; device->oclass[NVDEV_SUBDEV_MC ] = nvc0_mc_oclass; <<<<<=== device->oclass[NVDEV_SUBDEV_BUS ] = nvc0_bus_oclass; device->oclass[NVDEV_SUBDEV_TIMER ] = &nv04_timer_oclass; The dmesg and Xorg.0.log with the problem captured across a ssh link. # ps fax|grep X 5633 pts/0 S+ 0:00 \_ grep --color=auto X 5160 tty7 Ss+ 0:08 \_ /usr/bin/Xorg -br :0 vt7 -nolisten tcp -auth /var/lib/kdm/AuthFiles/A:0-yqspza Also # echo mmiotrace > /sys/kernel/debug/tracing/current_tracer -bash: echo: write error: Invalid argument. # ls -l /sys/kernel/debug/tracing/current_tracer -rw-r--r-- 1 root root 0 Jan 1 14:00 /sys/kernel/debug/tracing/current_tracer Regards Sid. -- Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support Senior Staff Specialist, Cricket Coach Microsoft Windows Free Zone - Linux used for all Computing Tasks -------------- next part -------------- A non-text attachment was scrubbed... Name: dmesg.gz Type: application/x-gzip Size: 20023 bytes Desc: not available URL: <http://lists.freedesktop.org/archives/nouveau/attachments/20140101/748ed622/attachment-0002.bin> -------------- next part -------------- A non-text attachment was scrubbed... Name: Xorg.0.log Type: text/x-log Size: 40215 bytes Desc: not available URL: <http://lists.freedesktop.org/archives/nouveau/attachments/20140101/748ed622/attachment-0003.bin>