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authorIngo Molnar <mingo@kernel.org>2020-06-26 12:24:42 +0200
committerIngo Molnar <mingo@kernel.org>2020-06-26 12:24:42 +0200
commit2c92d787cc9fad57d05c96bd117782183768258a (patch)
tree51c0c567b8be2fd56073a8ce31f8ebd123a7d562 /drivers/gpu/drm/i915/display/intel_dp_mst.c
parent145a773aef83181d47ebab21bb33c89233aadb1e (diff)
parent8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49 (diff)
Merge branch 'linus' into x86/entry, to resolve conflicts
Conflicts: arch/x86/kernel/traps.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_mst.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index d18b406f2a7d..f29e51ce489c 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -397,6 +397,14 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state,
*/
drm_dp_send_power_updown_phy(&intel_dp->mst_mgr, connector->port,
false);
+
+ /*
+ * BSpec 4287: disable DIP after the transcoder is disabled and before
+ * the transcoder clock select is set to none.
+ */
+ if (last_mst_stream)
+ intel_dp_set_infoframes(&intel_dig_port->base, false,
+ old_crtc_state, NULL);
/*
* From TGL spec: "If multi-stream slave transcoder: Configure
* Transcoder Clock Select to direct no clock to the transcoder"