summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/gpu/drm/i915/display/intel_cx0_phy.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index a203937d66db..801235a5bc0a 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -3251,6 +3251,10 @@ void intel_lnl_mac_transmit_lfps(struct intel_encoder *encoder,
wakeref = intel_cx0_phy_transaction_begin(encoder);
+ if (intel_encoder_is_c10phy(encoder))
+ intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0,
+ C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED);
+
for (i = 0; i < 4; i++) {
int tx = i % 2 + 1;
u8 lane_mask = i < 2 ? INTEL_CX0_LANE0 : INTEL_CX0_LANE1;