Add drm_crtc_vblank_on() and *_off() calls to start() and stop() functions, to make sure any vblank waits etc. gets properly cleaned up.
Signed-off-by: Jyri Sarha jsarha@ti.com --- drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c index 419e43f..80ae134 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c @@ -109,6 +109,8 @@ static void start(struct drm_crtc *crtc) tilcdc_clear(dev, LCDC_DMA_CTRL_REG, LCDC_DUAL_FRAME_BUFFER_ENABLE); tilcdc_set(dev, LCDC_RASTER_CTRL_REG, LCDC_PALETTE_LOAD_MODE(DATA_ONLY)); tilcdc_set(dev, LCDC_RASTER_CTRL_REG, LCDC_RASTER_ENABLE); + + drm_crtc_vblank_on(crtc); }
static void stop(struct drm_crtc *crtc) @@ -132,6 +134,8 @@ static void stop(struct drm_crtc *crtc) dev_err(dev->dev, "%s: timeout waiting for framedone\n", __func__); } + + drm_crtc_vblank_off(crtc); }
static void tilcdc_crtc_destroy(struct drm_crtc *crtc)