drm/sun4i: Explain color macro in DE2 driver
Color attribute have same format troughout the whole driver.
Rename macro, add comment with simple explanation and remove redundant
definitions.
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/20171201060550.10392-7-jernej.skrabec@siol.net
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index f4a7fa0..5144e6d 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -317,17 +317,19 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master,
regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_CTL,
SUN8I_MIXER_GLOBAL_CTL_RT_EN);
+ /* Set background color to black */
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_BKCOLOR,
+ SUN8I_MIXER_BLEND_COLOR_BLACK);
+
/* Initialize blender */
regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_FCOLOR_CTL,
SUN8I_MIXER_BLEND_FCOLOR_CTL_DEF);
- regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_BKCOLOR,
- SUN8I_MIXER_BLEND_BKCOLOR_DEF);
regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_MODE(0),
SUN8I_MIXER_BLEND_MODE_DEF);
regmap_write(mixer->engine.regs,
SUN8I_MIXER_BLEND_ATTR_FCOLOR(0),
- SUN8I_MIXER_BLEND_ATTR_FCOLOR_DEF);
+ SUN8I_MIXER_BLEND_COLOR_BLACK);
/* Select the first UI channel */
DRM_DEBUG_DRIVER("Selecting channel %d (first UI channel)\n",