[lkml]   [2011]   [Jan]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] drm/i915: Disable high-precision vblank timestamping for UMS
    On Sun, 23 Jan 2011 11:28:22 +0000, Chris Clayton <> wrote:
    > Hi Chris,
    > On Sunday 23 January 2011, Chris Wilson wrote:
    > > We only have sufficient information for accurate (sub-frame) timestamping
    > > when the modesetting is under our control.
    > >
    > With this patch (and the earlier one) applied, X still doesn't start. At the end
    > of xorg's log file I see:
    > Fatal server error:
    > Failure to wait for IRQ: No such device

    Now we are getting closer! The X server has been caught red-handed trying
    to use an interrupt when the driver never enabled them. Ho hum.

    The interrupts for UMS are only enabled between EnterVT/LeaveVT, but that
    code looks defunct. What version of xf86-video-intel are you using?

    Chris Wilson, Intel Open Source Technology Centre

     \ /
      Last update: 2011-01-23 13:47    [W:0.025 / U:1.644 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site