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Commit 7d53011e authored by Shubham Talekar's avatar Shubham Talekar Committed by Gerrit - the friendly Code Review server
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drm: msm: dp: prevent calling client_register multiple times 



Prevent calling drm_client_register function if it is
already registered.

Change-Id: Ie1e91befdeca165ebdf16a917125776863d39102
Signed-off-by: default avatarShubham Talekar <stalek@codeaurora.org>
parent 318c0054

drivers/gpu/drm/msm/dp/dp_display.c

+4 −1
Original line number Diff line number Diff line
@@ -479,7 +479,10 @@ static int dp_display_send_hpd_notification(struct dp_display_private *dp, 


	if (!dp_display_framework_ready(dp)) {

		pr_err("%s: dp display framework not ready\n", __func__);

		if (!dp->dp_display.is_bootsplash_en) {

			dp->dp_display.is_bootsplash_en = true;

			drm_client_dev_register(dp->dp_display.drm_dev);

		}

		return ret;

	}

drivers/gpu/drm/msm/dp/dp_display.h

+2 −1
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.

 * Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -28,6 +28,7 @@ struct dp_display { 
	bool is_primary;

	u32 max_pclk_khz;

	bool yuv_support;

	bool is_bootsplash_en;



	int (*enable)(struct dp_display *dp_display);

	int (*post_enable)(struct dp_display *dp_display);