drm/i915: Frob the correct crtc state in intel_crtc_disable_noatomic()

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The uapi vs. hw state split introduced a bug in
intel_crtc_disable_noatomic() where it's now frobbing an already
freed temp crtc state instead of adjusting the crtc state we
are really left with. Fix that by making a cleaner separation
beteen the two.

This causes explosions on any machine that boots up with pipes
already running but not hooked up to any encoder (typical
behaviour for gen2-4 VBIOS).

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Fixes: 58d124ea27 ("drm/i915: Complete crtc hw/uapi split, v6.")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191105171447.22111-1-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

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Ville Syrjälä 2019-11-05 19:14:46 +02:00

parent bee0a70a9e

commit 1e460bf9ea

1 changed files with 6 additions and 4 deletions

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drivers/gpu/drm/i915/display/intel_display.c

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