From mboxrd@z Thu Jan 1 00:00:00 1970 From: kbeldan@baylibre.com (Karl Beldan) Date: Tue, 23 Aug 2016 12:57:00 +0000 Subject: [PATCH 2/3] drm/tilcdc: Enable EOF interrupts for v1 LCDC In-Reply-To: <20160823125701.25700-1-kbeldan@baylibre.com> References: <20160823125701.25700-1-kbeldan@baylibre.com> Message-ID: <20160823125701.25700-3-kbeldan@baylibre.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- 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