linux-kernel - [PATCH] drm/atmel-hlcdc: Allow async page flips

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Date:   Tue, 30 Mar 2021 08:17:20 -0700
From:   Dan Sneddon <dan.sneddon@...rochip.com>
To:     Sam Ravnborg <sam@...nborg.org>,
        Boris Brezillon <bbrezillon@...nel.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        "Nicolas Ferre" <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     Dan Sneddon <dan.sneddon@...rochip.com>
Subject: [PATCH] drm/atmel-hlcdc: Allow async page flips

The driver is capable of doing async page flips so we need to tell the
core to allow them.

Signed-off-by: Dan Sneddon <dan.sneddon@...rochip.com>
---

 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index 871293d1aeeb..f6c3d8809fd8 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -686,6 +686,7 @@ static int atmel_hlcdc_dc_modeset_init(struct drm_device *dev)
 	dev->mode_config.max_width = dc->desc->max_width;
 	dev->mode_config.max_height = dc->desc->max_height;
 	dev->mode_config.funcs = &mode_config_funcs;
+	dev->mode_config.async_page_flip = true;
 
 	return 0;
 }
-- 
2.17.1