drm/tegra: Fix color expansion
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@avionic-design.de>
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 @@
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;
}