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Commit 2c03e2fb authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Maxime Ripard
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drm/sun4i: backend: Save pointer to device tree node 



Save a pointer to the backend's underlying device tree node in its
data structure. This will be used later for downstream tcons to find
and match their respective upstream backends.

Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
parent da3a1c30

drivers/gpu/drm/sun4i/sun4i_backend.c

+1 −0
Original line number Diff line number Diff line
@@ -352,6 +352,7 @@ static int sun4i_backend_bind(struct device *dev, struct device *master, 
		return -ENOMEM;

	dev_set_drvdata(dev, backend);



	backend->node = dev->of_node;

	backend->id = sun4i_backend_of_get_id(dev->of_node);

	if (backend->id < 0)

		return backend->id;

drivers/gpu/drm/sun4i/sun4i_backend.h

+2 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 


#include <linux/clk.h>

#include <linux/list.h>

#include <linux/of.h>

#include <linux/regmap.h>

#include <linux/reset.h>
@@ -140,6 +141,7 @@ 
#define SUN4I_BACKEND_PIPE_OFF(p)		(0x5000 + (0x400 * (p)))



struct sun4i_backend {

	struct device_node	*node;

	struct regmap		*regs;



	struct reset_control	*reset;