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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [skl] watermark failure"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=97118">97118</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[skl] watermark failure
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>XOrg git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>blocker
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/Intel
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>chris@chris-wilson.co.uk
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=125384" name="attach_125384" title="Xorg.0.log including the drm.debug=0xff failures">attachment 125384</a> <a href="attachment.cgi?id=125384&action=edit" title="Xorg.0.log including the drm.debug=0xff failures">[details]</a></span>
Xorg.0.log including the drm.debug=0xff failures

X is falling back to split CRTC mode + swcursor due to a failure to configure
wm on skl, drm-intel-next-queued

commit 5b249600c1483976b0a7501ba25a8ba8b86672e1
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date:   Wed Jul 27 19:32:29 2016 +0100

    drm/i915: Fix up some stray to_i915(dev) after a recent merge

Failures all look like

[   809.473] KMSG: [drm:skl_update_scaler_plane] Updating scaler for
[PLANE:28:p
lane 1B] scaler_user index 1.3
[   809.473] KMSG: [drm:intel_plane_atomic_calc_changes] [CRTC:30:pipe B] has
[P
LANE:28:plane 1B] with fb 141
[   809.473] KMSG: [drm:intel_plane_atomic_calc_changes] [PLANE:28:plane 1B]
vis
ible 1 -> 1, off 0, on 0, ms 0
[   809.473] KMSG: [drm:skl_compute_plane_wm] Requested display configuration
ex
ceeds system watermark limitations
[   809.473] KMSG: [drm:skl_compute_plane_wm] Plane 1.0: blocks required = 6/0, 
lines required = 1/31

and affect DRM_IOCTL_MODE_CURSOR as well as DRM_IOCTL_MODE_SETCRTC</pre>
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      </p>


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