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drm/i915/display: Suspend MST topology manager before destroy fbdev 

MST topology needs to be suspended so we don't have any calls to
fbdev after it's finalized. MST will be destroyed later as part of
drm_mode_config_cleanup().

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109964
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191127021609.162700-1-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2019-11-26 18:16:09 -08:00
parent 551fb93d4a
commit d5746bf20e
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/i915/display/intel_display.c
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@ -17947,6 +17947,13 @@ void intel_modeset_driver_remove(struct drm_i915_private *i915)
*/
intel_hpd_poll_fini(i915);
/*
* MST topology needs to be suspended so we don't have any calls to
* fbdev after it's finalized. MST will be destroyed later as part of
* drm_mode_config_cleanup()
*/
intel_dp_mst_suspend(i915);
/* poll work can call into fbdev, hence clean that up afterwards */
intel_fbdev_fini(i915);