static void omap_crtc_dpms(struct drm_crtc *crtc, int mode)
{
	struct omap_drm_private *priv = crtc->dev->dev_private;
	struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
	int i;

	WARN_ON(omap_plane_dpms(omap_crtc->plane, mode));

	for (i = 0; i < priv->num_planes; i++) {
		struct drm_plane *plane = priv->planes[i];
		if (plane->crtc == crtc)
			WARN_ON(omap_plane_dpms(plane, mode));
	}
}
示例#2
0
static int omap_plane_update(struct drm_plane *plane,
		struct drm_crtc *crtc, struct drm_framebuffer *fb,
		int crtc_x, int crtc_y,
		unsigned int crtc_w, unsigned int crtc_h,
		uint32_t src_x, uint32_t src_y,
		uint32_t src_w, uint32_t src_h)
{
	omap_plane_mode_set(plane, crtc, fb, crtc_x, crtc_y, crtc_w, crtc_h,
			src_x, src_y, src_w, src_h);
	return omap_plane_dpms(plane, DRM_MODE_DPMS_ON);
}
示例#3
0
/* when CRTC that we are attached to has potentially changed, this checks
 * if we are attached to proper manager, and if necessary updates.
 */
static void update_manager(struct drm_plane *plane)
{
	struct omap_drm_private *priv = plane->dev->dev_private;
	struct omap_plane *omap_plane = to_omap_plane(plane);
	struct omap_overlay *ovl = omap_plane->ovl;
	struct omap_overlay_manager *mgr = NULL;
	int i;

	if (plane->crtc) {
		for (i = 0; i < priv->num_encoders; i++) {
			struct drm_encoder *encoder = priv->encoders[i];
			if (encoder->crtc == plane->crtc) {
				mgr = omap_encoder_get_manager(encoder);
				break;
			}
		}
	}

	if (ovl->manager != mgr) {
		bool enabled = ovl->is_enabled(ovl);

		/* don't switch things around with enabled overlays: */
		if (enabled)
			omap_plane_dpms(plane, DRM_MODE_DPMS_OFF);

		if (ovl->manager) {
			DBG("disconnecting %s from %s", ovl->name,
					ovl->manager->name);
			ovl->unset_manager(ovl);
		}

		if (mgr) {
			DBG("connecting %s to %s", ovl->name, mgr->name);
			ovl->set_manager(ovl, mgr);
		}

		if (enabled && mgr)
			omap_plane_dpms(plane, DRM_MODE_DPMS_ON);
	}
}
示例#4
0
/* update parameters that are dependent on the framebuffer dimensions and
 * position within the fb that this plane scans out from. This is called
 * when framebuffer or x,y base may have changed.
 */
static void update_scanout(struct drm_plane *plane)
{
	struct omap_plane *omap_plane = to_omap_plane(plane);
	struct omap_overlay_info *info = &omap_plane->info;
	int ret;

	ret = update_pin(plane, plane->fb);
	if (ret) {
		dev_err(plane->dev->dev,
			"could not pin fb: %d\n", ret);
		omap_plane_dpms(plane, DRM_MODE_DPMS_OFF);
		return;
	}

	omap_framebuffer_update_scanout(plane->fb,
			omap_plane->src_x, omap_plane->src_y, info);

	DBG("%s: %d,%d: %08x %08x (%d)", omap_plane->ovl->name,
			omap_plane->src_x, omap_plane->src_y,
			(u32)info->paddr, (u32)info->p_uv_addr,
			info->screen_width);
}
示例#5
0
static int omap_plane_disable(struct drm_plane *plane)
{
	struct omap_plane *omap_plane = to_omap_plane(plane);
	omap_plane->win.rotation = BIT(DRM_ROTATE_0);
	return omap_plane_dpms(plane, DRM_MODE_DPMS_OFF);
}
示例#6
0
static int omap_plane_disable(struct drm_plane *plane)
{
	return omap_plane_dpms(plane, DRM_MODE_DPMS_OFF);
}