[PATCH v4 8/9] drm/tegra: Fix color expansion

[Thierry Reding]

bpp stores the number of bytes per pixel, but color expansion needs to
be enabled for less than 24 bits per pixel.

Signed-off-by: Thierry Reding <thierry.reding at avionic-design.de>
---
 drivers/gpu/drm/tegra/dc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 2086400..bf8095c 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -500,7 +500,7 @@ int tegra_dc_setup_window(struct tegra_dc *dc, unsigned int index,
 		tegra_dc_writel(dc, 0x0000, DC_WIN_CSC_KVB);
 
 		value |= CSC_ENABLE;
-	} else if (bpp < 24) {
+	} else if (window->bits_per_pixel < 24) {
 		value |= COLOR_EXPAND;
 	}
 
-- 
1.8.1.2