-static void set_scanout(struct drm_crtc *crtc, int n)
-{
- static const uint32_t base_reg[] = {
- LCDC_DMA_FB_BASE_ADDR_0_REG,
- LCDC_DMA_FB_BASE_ADDR_1_REG,
- };
- static const uint32_t ceil_reg[] = {
- LCDC_DMA_FB_CEILING_ADDR_0_REG,
- LCDC_DMA_FB_CEILING_ADDR_1_REG,
- };
- static const uint32_t stat[] = {
- LCDC_END_OF_FRAME0, LCDC_END_OF_FRAME1,
- };
- struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct tilcdc_drm_private *priv = dev->dev_private;
-
- tilcdc_write(dev, base_reg[n], tilcdc_crtc->start);
- tilcdc_write(dev, ceil_reg[n], tilcdc_crtc->end);
- if (tilcdc_crtc->scanout[n]) {
- drm_flip_work_queue(&tilcdc_crtc->unref_work, tilcdc_crtc->scanout[n]);
- drm_flip_work_commit(&tilcdc_crtc->unref_work, priv->wq);
- }
- tilcdc_crtc->scanout[n] = crtc->primary->fb;
- drm_framebuffer_reference(tilcdc_crtc->scanout[n]);
- tilcdc_crtc->dirty &= ~stat[n];
-}
-
-static void update_scanout(struct drm_crtc *crtc)