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authorRussell King <rmk+kernel@armlinux.org.uk>2018-06-24 14:35:10 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-08-24 13:12:37 +0200
commitb96834386f9e827c201553a0cd0ab8da0df2c07b (patch)
tree81829102cdb86340b347768fb0be0f1400335206 /drivers/gpu
parentf8b8e026d51dba150fa04af39bd1163fbdb787ca (diff)
drm/armada: fix colorkey mode property
[ Upstream commit d378859a667edc99e3473704847698cae97ca2b1 ] The colorkey mode property was not correctly disabling the colorkeying when "disabled" mode was selected. Arrange for this to work as one would expect. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/armada/armada_hw.h1
-rw-r--r--drivers/gpu/drm/armada/armada_overlay.c30
2 files changed, 23 insertions, 8 deletions
diff --git a/drivers/gpu/drm/armada/armada_hw.h b/drivers/gpu/drm/armada/armada_hw.h
index 27319a8335e2..345dc4d0851e 100644
--- a/drivers/gpu/drm/armada/armada_hw.h
+++ b/drivers/gpu/drm/armada/armada_hw.h
@@ -160,6 +160,7 @@ enum {
CFG_ALPHAM_GRA = 0x1 << 16,
CFG_ALPHAM_CFG = 0x2 << 16,
CFG_ALPHA_MASK = 0xff << 8,
+#define CFG_ALPHA(x) ((x) << 8)
CFG_PIXCMD_MASK = 0xff,
};
diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c
index 152b4e716269..6a9bba7206df 100644
--- a/drivers/gpu/drm/armada/armada_overlay.c
+++ b/drivers/gpu/drm/armada/armada_overlay.c
@@ -27,6 +27,7 @@ struct armada_ovl_plane_properties {
uint16_t contrast;
uint16_t saturation;
uint32_t colorkey_mode;
+ uint32_t colorkey_enable;
};
struct armada_ovl_plane {
@@ -62,11 +63,13 @@ armada_ovl_update_attr(struct armada_ovl_plane_properties *prop,
writel_relaxed(0x00002000, dcrtc->base + LCD_SPU_CBSH_HUE);
spin_lock_irq(&dcrtc->irq_lock);
- armada_updatel(prop->colorkey_mode | CFG_ALPHAM_GRA,
- CFG_CKMODE_MASK | CFG_ALPHAM_MASK | CFG_ALPHA_MASK,
- dcrtc->base + LCD_SPU_DMA_CTRL1);
-
- armada_updatel(ADV_GRACOLORKEY, 0, dcrtc->base + LCD_SPU_ADV_REG);
+ armada_updatel(prop->colorkey_mode,
+ CFG_CKMODE_MASK | CFG_ALPHAM_MASK | CFG_ALPHA_MASK,
+ dcrtc->base + LCD_SPU_DMA_CTRL1);
+ if (dcrtc->variant->has_spu_adv_reg)
+ armada_updatel(prop->colorkey_enable,
+ ADV_GRACOLORKEY | ADV_VIDCOLORKEY,
+ dcrtc->base + LCD_SPU_ADV_REG);
spin_unlock_irq(&dcrtc->irq_lock);
}
@@ -340,8 +343,17 @@ static int armada_ovl_plane_set_property(struct drm_plane *plane,
dplane->prop.colorkey_vb |= K2B(val);
update_attr = true;
} else if (property == priv->colorkey_mode_prop) {
- dplane->prop.colorkey_mode &= ~CFG_CKMODE_MASK;
- dplane->prop.colorkey_mode |= CFG_CKMODE(val);
+ if (val == CKMODE_DISABLE) {
+ dplane->prop.colorkey_mode =
+ CFG_CKMODE(CKMODE_DISABLE) |
+ CFG_ALPHAM_CFG | CFG_ALPHA(255);
+ dplane->prop.colorkey_enable = 0;
+ } else {
+ dplane->prop.colorkey_mode =
+ CFG_CKMODE(val) |
+ CFG_ALPHAM_GRA | CFG_ALPHA(0);
+ dplane->prop.colorkey_enable = ADV_GRACOLORKEY;
+ }
update_attr = true;
} else if (property == priv->brightness_prop) {
dplane->prop.brightness = val - 256;
@@ -470,7 +482,9 @@ int armada_overlay_plane_create(struct drm_device *dev, unsigned long crtcs)
dplane->prop.colorkey_yr = 0xfefefe00;
dplane->prop.colorkey_ug = 0x01010100;
dplane->prop.colorkey_vb = 0x01010100;
- dplane->prop.colorkey_mode = CFG_CKMODE(CKMODE_RGB);
+ dplane->prop.colorkey_mode = CFG_CKMODE(CKMODE_RGB) |
+ CFG_ALPHAM_GRA | CFG_ALPHA(0);
+ dplane->prop.colorkey_enable = ADV_GRACOLORKEY;
dplane->prop.brightness = 0;
dplane->prop.contrast = 0x4000;
dplane->prop.saturation = 0x4000;