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Commit 4b309502 authored by Jonathan Liu's avatar Jonathan Liu Committed by Maxime Ripard
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drm/sun4i: rgb: add missing calls to drm_panel_{prepare,unprepare} 



If the enable-gpios property of a simple panel in device tree is set,
the GPIO is not toggled on/off because of missing calls to
drm_panel_prepare and drm_panel_unprepare.

Signed-off-by: default avatarJonathan Liu <net147@gmail.com>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
parent af346f55

drivers/gpu/drm/sun4i/sun4i_rgb.c

+6 −2
Original line number Diff line number Diff line
@@ -151,8 +151,10 @@ static void sun4i_rgb_encoder_enable(struct drm_encoder *encoder) 


	DRM_DEBUG_DRIVER("Enabling RGB output\n");



	if (!IS_ERR(tcon->panel))

	if (!IS_ERR(tcon->panel)) {

		drm_panel_prepare(tcon->panel);

		drm_panel_enable(tcon->panel);

	}



	if (!IS_ERR(encoder->bridge))

		drm_bridge_enable(encoder->bridge);
@@ -173,8 +175,10 @@ static void sun4i_rgb_encoder_disable(struct drm_encoder *encoder) 
	if (!IS_ERR(encoder->bridge))

		drm_bridge_disable(encoder->bridge);



	if (!IS_ERR(tcon->panel))

	if (!IS_ERR(tcon->panel)) {

		drm_panel_disable(tcon->panel);

		drm_panel_unprepare(tcon->panel);

	}

}



static void sun4i_rgb_encoder_mode_set(struct drm_encoder *encoder,