/* must disable */
sprctl |= SPRITE_TRICKLE_FEED_DISABLE;
sprctl |= SPRITE_ENABLE;
+ sprctl |= SPRITE_DEST_KEY;
/* Sizes are 0 based */
src_w--;
POSTING_READ(SPRSURF(pipe));
}
+static int
+ivb_update_colorkey(struct drm_plane *plane,
+ struct drm_intel_sprite_colorkey *key)
+{
+ struct drm_device *dev = plane->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_plane *intel_plane;
+ u32 sprctl;
+ int ret = 0;
+
+ intel_plane = to_intel_plane(plane);
+
+ I915_WRITE(SPRKEYVAL(intel_plane->pipe), key->min_value);
+ I915_WRITE(SPRKEYMAX(intel_plane->pipe), key->max_value);
+ I915_WRITE(SPRKEYMSK(intel_plane->pipe), key->channel_mask);
+
+ sprctl = I915_READ(SPRCTL(intel_plane->pipe));
+ sprctl &= ~(SPRITE_SOURCE_KEY | SPRITE_DEST_KEY);
+ if (key->flags & I915_SET_COLORKEY_DESTINATION)
+ sprctl |= SPRITE_DEST_KEY;
+ else if (key->flags & I915_SET_COLORKEY_SOURCE)
+ sprctl |= SPRITE_SOURCE_KEY;
+ I915_WRITE(SPRCTL(intel_plane->pipe), sprctl);
+
+ POSTING_READ(SPRKEYMSK(intel_plane->pipe));
+
+ return ret;
+}
+
+static void
+ivb_get_colorkey(struct drm_plane *plane, struct drm_intel_sprite_colorkey *key)
+{
+ struct drm_device *dev = plane->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_plane *intel_plane;
+ u32 sprctl;
+
+ intel_plane = to_intel_plane(plane);
+
+ key->min_value = I915_READ(SPRKEYVAL(intel_plane->pipe));
+ key->max_value = I915_READ(SPRKEYMAX(intel_plane->pipe));
+ key->channel_mask = I915_READ(SPRKEYMSK(intel_plane->pipe));
+ key->flags = 0;
+
+ sprctl = I915_READ(SPRCTL(intel_plane->pipe));
+
+ if (sprctl & SPRITE_DEST_KEY)
+ key->flags = I915_SET_COLORKEY_DESTINATION;
+ else if (sprctl & SPRITE_SOURCE_KEY)
+ key->flags = I915_SET_COLORKEY_SOURCE;
+ else
+ key->flags = I915_SET_COLORKEY_NONE;
+}
+
static void
snb_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj, int crtc_x, int crtc_y,
I915_WRITE(reg, I915_READ(reg) & ~DISPLAY_PLANE_ENABLE);
}
+static int
+snb_update_colorkey(struct drm_plane *plane,
+ struct drm_intel_sprite_colorkey *key)
+{
+ struct drm_device *dev = plane->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_plane *intel_plane;
+ u32 dvscntr;
+ int ret = 0;
+
+ intel_plane = to_intel_plane(plane);
+
+ I915_WRITE(DVSKEYVAL(intel_plane->pipe), key->min_value);
+ I915_WRITE(DVSKEYMAX(intel_plane->pipe), key->max_value);
+ I915_WRITE(DVSKEYMSK(intel_plane->pipe), key->channel_mask);
+
+ dvscntr = I915_READ(DVSCNTR(intel_plane->pipe));
+ dvscntr &= ~(DVS_SOURCE_KEY | DVS_DEST_KEY);
+ if (key->flags & I915_SET_COLORKEY_DESTINATION)
+ dvscntr |= DVS_DEST_KEY;
+ else if (key->flags & I915_SET_COLORKEY_SOURCE)
+ dvscntr |= DVS_SOURCE_KEY;
+ I915_WRITE(DVSCNTR(intel_plane->pipe), dvscntr);
+
+ POSTING_READ(DVSKEYMSK(intel_plane->pipe));
+
+ return ret;
+}
+
+static void
+snb_get_colorkey(struct drm_plane *plane, struct drm_intel_sprite_colorkey *key)
+{
+ struct drm_device *dev = plane->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_plane *intel_plane;
+ u32 dvscntr;
+
+ intel_plane = to_intel_plane(plane);
+
+ key->min_value = I915_READ(DVSKEYVAL(intel_plane->pipe));
+ key->max_value = I915_READ(DVSKEYMAX(intel_plane->pipe));
+ key->channel_mask = I915_READ(DVSKEYMSK(intel_plane->pipe));
+ key->flags = 0;
+
+ dvscntr = I915_READ(DVSCNTR(intel_plane->pipe));
+
+ if (dvscntr & DVS_DEST_KEY)
+ key->flags = I915_SET_COLORKEY_DESTINATION;
+ else if (dvscntr & DVS_SOURCE_KEY)
+ key->flags = I915_SET_COLORKEY_SOURCE;
+ else
+ key->flags = I915_SET_COLORKEY_NONE;
+}
+
static int
intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
struct drm_framebuffer *fb, int crtc_x, int crtc_y,
kfree(intel_plane);
}
+int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_intel_sprite_colorkey *set = data;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_mode_object *obj;
+ struct drm_plane *plane;
+ struct intel_plane *intel_plane;
+ int ret = 0;
+
+ if (!dev_priv)
+ return -EINVAL;
+
+ /* Make sure we don't try to enable both src & dest simultaneously */
+ if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE))
+ return -EINVAL;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ obj = drm_mode_object_find(dev, set->plane_id, DRM_MODE_OBJECT_PLANE);
+ if (!obj) {
+ ret = -EINVAL;
+ goto out_unlock;
+ }
+
+ plane = obj_to_plane(obj);
+ intel_plane = to_intel_plane(plane);
+ ret = intel_plane->update_colorkey(plane, set);
+
+out_unlock:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_intel_sprite_colorkey *get = data;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_mode_object *obj;
+ struct drm_plane *plane;
+ struct intel_plane *intel_plane;
+ int ret = 0;
+
+ if (!dev_priv)
+ return -EINVAL;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ obj = drm_mode_object_find(dev, get->plane_id, DRM_MODE_OBJECT_PLANE);
+ if (!obj) {
+ ret = -EINVAL;
+ goto out_unlock;
+ }
+
+ plane = obj_to_plane(obj);
+ intel_plane = to_intel_plane(plane);
+ intel_plane->get_colorkey(plane, get);
+
+out_unlock:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
static const struct drm_plane_funcs intel_plane_funcs = {
.update_plane = intel_update_plane,
.disable_plane = intel_disable_plane,
intel_plane->max_downscale = 16;
intel_plane->update_plane = snb_update_plane;
intel_plane->disable_plane = snb_disable_plane;
+ intel_plane->update_colorkey = snb_update_colorkey;
+ intel_plane->get_colorkey = snb_get_colorkey;
} else if (IS_GEN7(dev)) {
intel_plane->max_downscale = 2;
intel_plane->update_plane = ivb_update_plane;
intel_plane->disable_plane = ivb_disable_plane;
+ intel_plane->update_colorkey = ivb_update_colorkey;
+ intel_plane->get_colorkey = ivb_get_colorkey;
}
intel_plane->pipe = pipe;
#define DRM_I915_OVERLAY_PUT_IMAGE 0x27
#define DRM_I915_OVERLAY_ATTRS 0x28
#define DRM_I915_GEM_EXECBUFFER2 0x29
+#define DRM_I915_GET_SPRITE_COLORKEY 0x2a
+#define DRM_I915_SET_SPRITE_COLORKEY 0x2b
#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
#define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
#define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image)
#define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs)
+#define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
+#define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
/* Allow drivers to submit batchbuffers directly to hardware, relying
* on the security mechanisms provided by hardware.
__u32 gamma5;
};
+/*
+ * Intel sprite handling
+ *
+ * Color keying works with a min/mask/max tuple. Both source and destination
+ * color keying is allowed.
+ *
+ * Source keying:
+ * Sprite pixels within the min & max values, masked against the color channels
+ * specified in the mask field, will be transparent. All other pixels will
+ * be displayed on top of the primary plane. For RGB surfaces, only the min
+ * and mask fields will be used; ranged compares are not allowed.
+ *
+ * Destination keying:
+ * Primary plane pixels that match the min value, masked against the color
+ * channels specified in the mask field, will be replaced by corresponding
+ * pixels from the sprite plane.
+ *
+ * Note that source & destination keying are exclusive; only one can be
+ * active on a given plane.
+ */
+
+#define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */
+#define I915_SET_COLORKEY_DESTINATION (1<<1)
+#define I915_SET_COLORKEY_SOURCE (1<<2)
+struct drm_intel_sprite_colorkey {
+ __u32 plane_id;
+ __u32 min_value;
+ __u32 channel_mask;
+ __u32 max_value;
+ __u32 flags;
+};
+
#endif /* _I915_DRM_H_ */
projects / deliverable / linux.git / commitdiff
