drm/i915: Reject async flips with bigjoiner

commit 88a173e5dd upstream.

Currently async flips are busted when bigjoiner is in use.
As a short term fix simply reject async flips in that case.

Cc: stable@vger.kernel.org
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/9769
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231211081134.2698-1-ville.syrjala@linux.intel.com
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
(cherry picked from commit e93bffc2ac)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ville Syrjälä 2023-12-11 10:11:34 +02:00 committed by Greg Kroah-Hartman
parent ac48fcef5e
commit 706b554adf

View file

@ -5977,6 +5977,17 @@ static int intel_async_flip_check_hw(struct intel_atomic_state *state, struct in
return -EINVAL;
}
/*
* FIXME: Bigjoiner+async flip is busted currently.
* Remove this check once the issues are fixed.
*/
if (new_crtc_state->bigjoiner_pipes) {
drm_dbg_kms(&i915->drm,
"[CRTC:%d:%s] async flip disallowed with bigjoiner\n",
crtc->base.base.id, crtc->base.name);
return -EINVAL;
}
for_each_oldnew_intel_plane_in_state(state, plane, old_plane_state,
new_plane_state, i) {
if (plane->pipe != crtc->pipe)