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path: root/drivers/gpu/drm/i915/display/intel_dp_mst.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_mst.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 2324ca8f6096..411b7322d460 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -1006,7 +1006,8 @@ static void mst_stream_disable(struct intel_atomic_state *state,
intel_dp_sink_disable_decompression(state, connector, old_crtc_state);
- intel_de_write(display, DP_MIN_HBLANK_CTL(trans), 0x00);
+ if (DISPLAY_VER(display) >= 20)
+ intel_de_write(display, DP_MIN_HBLANK_CTL(trans), 0);
}
static void mst_stream_post_disable(struct intel_atomic_state *state,