drm/tegra: sor - Enable only the necessary number of lanes

Instead of always enabling all four lanes, enable only the number probed
from the link.

Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
index fefd26f0c751..7d2a5db72365 100644
--- a/drivers/gpu/drm/tegra/sor.c
+++ b/drivers/gpu/drm/tegra/sor.c
@@ -656,7 +656,7 @@ static int tegra_output_sor_enable(struct tegra_output *output)
 
         value = tegra_sor_readl(sor, SOR_DP_LINKCTL_0);
         value &= ~SOR_DP_LINKCTL_LANE_COUNT_MASK;
-        value |= SOR_DP_LINKCTL_LANE_COUNT(4);
+        value |= SOR_DP_LINKCTL_LANE_COUNT(link.num_lanes);
         tegra_sor_writel(sor, value, SOR_DP_LINKCTL_0);
 
         /* start lane sequencer */