drm/tegra: dsi - Fix typo when disabling controller

When disabling the DSI controller, the code wasn't really doing what it
was supposed to.

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

diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index 4c35d9b0c9c8a1ae3d246e45b34fd58c91c625d1..55ac86faec606d700dee4767e0e17d6f7af1b3ce 100644 (file)
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -550,7 +550,7 @@ static int tegra_output_dsi_disable(struct tegra_output *output)
 
        /* disable DSI controller */
        value = tegra_dsi_readl(dsi, DSI_POWER_CONTROL);
-       value &= DSI_POWER_CONTROL_ENABLE;
+       value &= ~DSI_POWER_CONTROL_ENABLE;
        tegra_dsi_writel(dsi, value, DSI_POWER_CONTROL);
 
        /*