Commit 2a596fc9 authored Jul 10, 2017 by Jonathan Liu Committed by Maxime Ripard Jul 17, 2017

drm/sun4i: Implement drm_driver lastclose to restore fbdev console



The drm_driver lastclose callback is called when the last userspace
DRM client has closed. Call drm_fbdev_cma_restore_mode to restore
the fbdev console otherwise the fbdev console will stop working.

Fixes: 9026e0d1 ("drm: Add Allwinner A10 Display Engine support")
Cc: stable@vger.kernel.org
Tested-by: Olliver Schinagl <oliver@schinagl.nl>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Jonathan Liu <net147@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

parent 5771a8c0

drivers/gpu/drm/sun4i/sun4i_drv.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -25,12 +25,20 @@
		#include "sun4i_framebuffer.h"
		#include "sun4i_tcon.h"

		static void sun4i_drv_lastclose(struct drm_device *dev)
		{
		struct sun4i_drv *drv = dev->dev_private;

		drm_fbdev_cma_restore_mode(drv->fbdev);
		}

		DEFINE_DRM_GEM_CMA_FOPS(sun4i_drv_fops);

		static struct drm_driver sun4i_drv_driver = {
		.driver_features = DRIVER_GEM \| DRIVER_MODESET \| DRIVER_PRIME \| DRIVER_ATOMIC,

		/* Generic Operations */
		.lastclose = sun4i_drv_lastclose,
		.fops = &sun4i_drv_fops,
		.name = "sun4i-drm",
		.desc = "Allwinner sun4i Display Engine",

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