From 500df2e5d870ef5be3d37f0798f770028b69fd47 Mon Sep 17 00:00:00 2001 From: Lucas Stach Date: Wed, 19 Dec 2012 21:38:57 +0000 Subject: [PATCH] drm: tegra: program only one window during modeset The intention is to program exactly WIN_A, not WIN_A and possibly others. Signed-off-by: Lucas Stach Signed-off-by: Dave Airlie --- drivers/gpu/drm/tegra/dc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index b256574409e7..3475bd9f9719 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -223,8 +223,7 @@ static int tegra_crtc_mode_set(struct drm_crtc *crtc, win.stride = crtc->fb->pitches[0]; /* program window registers */ - value = tegra_dc_readl(dc, DC_CMD_DISPLAY_WINDOW_HEADER); - value |= WINDOW_A_SELECT; + value = WINDOW_A_SELECT; tegra_dc_writel(dc, value, DC_CMD_DISPLAY_WINDOW_HEADER); tegra_dc_writel(dc, win.fmt, DC_WIN_COLOR_DEPTH); -- 2.30.2