From 8d6c3f7d8f60c36b4399ed02ca20e5021131dbfa Mon Sep 17 00:00:00 2001 From: Karl Beldan Date: Tue, 23 Aug 2016 12:57:00 +0000 Subject: [PATCH] drm/tilcdc: Enable EOF interrupts for v1 LCDC This got accidentally dropped in the fixed commit and is required for the driver to properly work on the rev1 IP, such as found on the LCDK. Fixes: 2b2080d7e9ae ("drm/tilcdc: Get rid of complex ping-pong mechanism") Signed-off-by: Karl Beldan Signed-off-by: Jyri Sarha --- drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c index 89d69169dada..163f111cd481 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c @@ -98,6 +98,8 @@ static void tilcdc_crtc_enable_irqs(struct drm_device *dev) if (priv->rev == 1) { tilcdc_set(dev, LCDC_RASTER_CTRL_REG, LCDC_V1_UNDERFLOW_INT_ENA); + tilcdc_set(dev, LCDC_DMA_CTRL_REG, + LCDC_V1_END_OF_FRAME_INT_ENA); } else { tilcdc_write(dev, LCDC_INT_ENABLE_SET_REG, LCDC_V2_UNDERFLOW_INT_ENA | -- 2.30.2