On Fri, Sep 20, 2013 at 7:13 AM, Paul Zimmerman <Paul.Zimmerman@xxxxxxxxxxxx> wrote: >> From: Dave Airlie [mailto:airlied@xxxxxxxxx] >> Sent: Thursday, September 19, 2013 1:15 PM >> >> On Fri, Sep 20, 2013 at 6:10 AM, Daniel Vetter <daniel@xxxxxxxx> wrote: >> > On Thu, Sep 19, 2013 at 06:32:47PM +0000, Paul Zimmerman wrote: >> >> > From: Paul Zimmerman >> >> > Sent: Thursday, September 19, 2013 11:21 AM >> >> > >> >> > > From: Dave Airlie [mailto:airlied@xxxxxxxxx] >> >> > > Sent: Wednesday, September 18, 2013 7:40 PM >> >> > > >> >> > > On Thu, Sep 19, 2013 at 12:02 PM, Paul Zimmerman >> >> > > <Paul.Zimmerman@xxxxxxxxxxxx> wrote: >> >> > > > I have an ASUS P6X58D-Premium mobo with a GeForce 9400GT PCIe video card. >> >> > > > With kernel 3.12-rc1, I get scrambled video on boot. Kernel 3.11 works >> >> > > > fine. >> >> > > > >> >> > > > Bisecting this, I found 7c510133d93dd6f15ca040733ba7b2891ed61fd1 "drm: >> >> > > > mark context support as a legacy subsystem" is the guilty commit. If I >> >> > > > revert that commit, the video works fine. >> >> > > > >> >> > > > Is there any more info I can provide? >> >> > > >> >> > > Full dmesg, and what driver you are using. >> >> > >> >> > Driver is nouveau. >> >> > >> >> > The dmesg from a good boot with the commit reverted is attached. >> >> > >> >> > For the bad boot, the dmesg log is filled with messages like this: >> >> > >> >> > [ 15.871667] nouveau E[ PFB][0000:03:00.0] trapped write at 0x01010010a0 on channel >> 0x0001fed0 >> >> > [unknown] BAR/PFIFO_WRITE/IN reason: PAGE_NOT_PRESENT >> >> > [ 15.871698] nouveau E[ PFB][0000:03:00.0] trapped write at 0x010100b2e0 on channel >> 0x0001fed0 >> >> > [unknown] BAR/PFIFO_WRITE/IN reason: PAGE_NOT_PRESENT >> >> > [ 15.871781] nouveau E[ PFB][0000:03:00.0] trapped write at 0x0101011600 on channel >> 0x0001fed0 >> >> > [unknown] BAR/PFIFO_WRITE/IN reason: PAGE_NOT_PRESENT >> >> > >> >> > I will try next with the patch series you sent to Linus yesterday, to >> >> > see if that happens to fix this. >> >> >> >> Nope, with your patch series from yesterday the problem still exists. >> > >> > Just to double-check: Does the revert still work, even on latest upstream >> > git + Dave's pull request? >> >> Also what versions of userspace have you got, libdrm + >> xf86-video-nouveau and mesa? > > Yes, the revert still works. > > I have pretty old userspace, Fedora 14. > > libdrm is 2.4.22-1.fc14, mesa is 7.9-5.fc14. > > I don't have xf86-video-nouveau, I have > xorg-x11-drv-nouveau.x86_64 1:0.0.16-14.20101010git8c8f15c.fc14 Okay it all makes sense now! I'll revert the patch upstream then, older nouveau userspace used contexts, for what reason I've no idea :-) Dave. _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
