[Bug 93293] [BAT SKL] WARN_ON_ONCE(!crtc_clock || cdclk < crtc_clock)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=93293

Maarten Lankhorst <bugs at mblankhorst.nl> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|intel-gfx-bugs at lists.freede |bugs at mblankhorst.nl
                   |sktop.org                   |

--- Comment #1 from Maarten Lankhorst <bugs at mblankhorst.nl> ---
Fixed by "[PATCH 1/4] drm/i915/skl: Do not allow scaling when crtc is
disabled." from cdclk fixes series in case of crtc disable. For DPMS off
additionally needed are

"[PATCH 3/4] drm/i915: Do not acquire crtc state to check clock during modeset,
v3."

and
"[PATCH 11/12] drm/i915: Keep track of the cdclk as if all crtc's were active."
+ previous patches to make it apply.

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