[PATCH 2/3] drm/tilcdc: Enable EOF interrupts for v1 LCDC

[Karl Beldan]

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 <kbeldan at baylibre.com>
---
 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 89d6916..163f111 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 |
-- 
2.9.2