drm/sun4i: Add CCSC property to DE2 configuration

Base addresses of channel output CSC (CCSC) depends whether mixer in
question is first or second and if it is second, if supports VEP or not.
This new property will tell which set of base addresses to take.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171201060550.10392-23-jernej.skrabec@siol.net

diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index e3296a060352b7b11d63966b97f9e649ea033845..7f88cf5f97ebd0630fc1f3bcf1a015887d864eb3 100644 (file)
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -337,6 +337,7 @@ static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg = {
        .vi_num = 2,
        .ui_num = 1,
        .scaler_mask = 0x3,
+       .ccsc = 0,
 };
 
 static const struct of_device_id sun8i_mixer_of_table[] = {

diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h
index 9bbd762d26f7a130f62892201fd840501d60e3b7..994090858b18468af1e8b780d489e49e4c54d39a 100644 (file)
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h
@@ -98,11 +98,16 @@ struct de2_fmt_info {
  *     First, scaler supports for VI channels is defined and after that, scaler
  *     support for UI channels. For example, if mixer has 2 VI channels without
  *     scaler and 2 UI channels with scaler, bitmask would be 0xC.
+ * @ccsc: select set of CCSC base addresses
+ *     Set value to 0 if this is first mixer or second mixer with VEP support.
+ *     Set value to 1 if this is second mixer without VEP support. Other values
+ *     are invalid.
  */
 struct sun8i_mixer_cfg {
        int             vi_num;
        int             ui_num;
        int             scaler_mask;
+       int             ccsc;
 };
 
 struct sun8i_mixer {