diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_mst.c | 7 |
1 files changed, 7 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 a88b852c437c..2c49d9ab86a2 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -674,6 +674,13 @@ static void intel_mst_pre_pll_enable_dp(struct intel_atomic_state *state, if (intel_dp->active_mst_links == 0) dig_port->base.pre_pll_enable(state, &dig_port->base, pipe_config, NULL); + else + /* + * The port PLL state needs to get updated for secondary + * streams as for the primary stream. + */ + intel_ddi_update_active_dpll(state, &dig_port->base, + to_intel_crtc(pipe_config->uapi.crtc)); } static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, |