drm/meson: fix G12A primary plane disabling

[platform/kernel/linux-starfive.git] / drivers / gpu / drm / meson / meson_crtc.c

diff --git a/drivers/gpu/drm/meson/meson_crtc.c b/drivers/gpu/drm/meson/meson_crtc.c
index 50a9a96..aa8ea10 100644 (file)
--- a/drivers/gpu/drm/meson/meson_crtc.c
+++ b/drivers/gpu/drm/meson/meson_crtc.c
@@ -252,6 +252,8 @@ static void meson_g12a_crtc_enable_osd1(struct meson_drm *priv)
        writel_relaxed(priv->viu.osb_blend1_size,
                       priv->io_base +
                       _REG(VIU_OSD_BLEND_BLEND1_SIZE));
+       writel_bits_relaxed(3 << 8, 3 << 8,
+                           priv->io_base + _REG(OSD1_BLEND_SRC_CTRL));
 }
 
 static void meson_crtc_enable_vd1(struct meson_drm *priv)