drm/amd/display: Fix typo in override_lane_settings

[Why]
The function currently skips overriding the drive
settings of the first lane.

[How]
Change for loop to start at 0 instead of 1.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: George Shen <george.shen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index cbc47aecd00f5eb937fab394ae91305e08efa80c..d8eee89e63ce33c21da94564c296e31a51452923 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -944,7 +944,7 @@ static void override_lane_settings(const struct link_training_settings *lt_setti
 
                return;
 
-       for (lane = 1; lane < LANE_COUNT_DP_MAX; lane++) {
+       for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) {
                if (lt_settings->voltage_swing)
                        lane_settings[lane].VOLTAGE_SWING = *lt_settings->voltage_swing;
                if (lt_settings->pre_emphasis)